Document:

<PAGE>

                                                                Exhibit 10.38(g)

                          SEVENTH AMENDMENT AGREEMENT
                          ---------------------------

     AGREEMENT, dated as of July 14, 2000, among BUTLER SERVICE GROUP, INC., a
New Jersey corporation, BUTLER INTERNATIONAL, INC., a Maryland corporation, the
"Subsidiaries" signatory hereto, and GENERAL ELECTRIC CAPITAL CORPORATION, a New
York corporation.

                                  Background
                                  ----------

     A.   Capitalized terms not otherwise defined shall have the meanings
ascribed to them in the Amended and Restated Credit Agreement dated as of
November 7, 1997, between Butler Service Group, Inc. and General Electric
Capital Corporation (as amended, modified or supplemented from time to time, the
"Credit Agreement").
 ----------------

     B.   Borrower, through its wholly-owned subsidiary, Butler Telecom, Inc.
("Telecom"), indirectly made the following Permitted Acquisition (the "Adriatic
  -------                                                              --------
Acquisition"):
-----------

          Pursuant to the Asset Purchase Agreement (the "Adriatic Purchase
                                                         -----------------
Agreement") dated as of February 28, 1998, among Telecom, Argos Adriatic
---------
Corporation ("Adriatic"), Shashi Mahendru ("Mr. Mahendru") and Vinod Wadhawan
              --------                      ------------
("Mr. Wadhawan"), Telecom purchased certain assets used in Adriatic's business.
  ------------
Pursuant to the separate Employment Agreements dated as of February 28, 1998,
between Telecom and each of Mr. Mahendru (the "Mahendru Employment Agreement")
                                               -----------------------------
and Mr. Wadhawan (the "Wadhawan Employment Agreement"), Telecom agreed to employ
                       -----------------------------
Messrs. Mahendru and Wadhawan in Butler Technology Solutions, a division of
Telecom.  Under the terms of the Adriatic Purchase Agreement, Adriatic and
Messrs. Mahendru and Wadhawan agreed to refrain from certain activities and
Telecom agreed to pay certain amounts based on the future performance of the
acquired assets of Adriatic, as more fully set forth in the Adriatic Purchase
Agreement.  Pursuant to the Settlement Agreement dated March 31, 1999, among
Adriatic, Mr. Mahendru and Mr. Wadhawan, as modified by the Agreement dated May
1999 (and executed on July 14, 1999), as further modified by the Separation
Agreement dated January 24, 2000 (the "Adriatic Settlement Agreement"), the
                                       -----------------------------
parties agreed to terminate the employment relationship evidenced by the
Mahendru Employment Agreement and the Wadhawan Employment Agreement and
accelerate certain payments and extinguish certain obligations under the
Adriatic Purchase Agreement and Telecom agreed to pay to Adriatic which, in
retrospect, was the amount of $________ (the "Adriatic Settlement Amount"), and
                                              --------------------------
Adriatic assigned to Mr. Wadhawan its rights to receive such amount, all as more
fully set forth in the Adriatic Settlement Agreement.

     C.   The Borrower has requested that the Lender consent to payment of the
Adriatic Settlement Amount and allow the Adriatic Settlement Amount to be
included within the amount of the Acquisition Loan Advance made by Lender to
Borrower in connection with the Adriatic Acquisition and modify the amortization
schedule of the Acquisition Loan Advance made in connection with the Adriatic
Acquisition to include the Adriatic Settlement Amount.

     D.   The Lender has agreed to the Borrower's request subject to the terms
and conditions of this Agreement.

                                   Agreement
                                   ---------

     In consideration of the Background, which is incorporated by reference, the
parties, intending to be legally bound, agree as follows:

          1.   Modifications.  Notwithstanding anything to the contrary
               -------------
contained in the Credit Agreement and the other Loan Documents, the Lender
hereby
<PAGE>

(a) consents to the payment by the Borrower (or Telecom) of the Adriatic
Settlement Amount as set forth in the Adriatic Settlement Agreement, (b) agrees
that the Adriatic Settlement Amount shall be added to the amount of the
Acquisition Loan Advance extended by the Lender in connection with the Adriatic
Acquisition, and (c) agrees that the Borrower shall, subsequent to the date
hereof, repay the principal amount of such Acquisition Loan Advance, as
increased by the amount of the Adriatic Settlement Amount as follows:

                          Payment Date                             Amount
                          ------------                             ------

          (i)  The first day of each Fiscal Quarter
               commencing October 1, 2000, through
               and including April 1, 2002                       $  215,168

          (ii) July 1, 2002                                      $2,687,354

          2.   Acknowledgment of Debt.  The Borrower acknowledges that after
               ----------------------
giving effect to the payment of the Adriatic Settlement Amount, the balance of
the Acquisition Loan Advance in respect of the Adriatic Acquisition is, as of
the date of this Agreement, $4,193,529 and the Borrower agrees to repay the
outstanding principal amount of such Acquisition Loan Advance in accordance with
Section 1 above.
---------

          3.   Conditions Precedent. The Lender's obligations under this
               --------------------
Agreement are contingent upon the Lender's receipt of the following, all in
form, scope and content acceptable to the Lender in its sole discretion:

               (a)  Amendment Agreement.  This Agreement duly executed by the
                    -------------------
parties hereto; and

               (b)  Other.  Such other agreements and instruments as the Lender
                    -----
shall require.

          4.   Reaffirmation By Borrower.  The Borrower acknowledges and agrees,
               -------------------------
and reaffirms, that it is legally, validly and enforceably indebted to the
Lender under the Notes without defense, counterclaim or offset, and that it is
legally, validly and enforceably liable to the Lender for all costs and expenses
of collection and attorneys' fees related to or in any way arising out of this
Agreement, the Credit Agreement, the Notes and the other Loan Documents. The
Borrower hereby restates and agrees to be bound by all covenants contained in
the Credit Agreement and the other Loan Documents and hereby reaffirms that all
of the representations and warranties contained in the Credit Agreement remain
true and correct in all material respects. The Borrower represents that except
as set forth in the Credit Agreement, there are not pending or to the Borrower's
knowledge threatened, legal proceedings to which the Borrower or any of the
Guarantors is a party, or which materially or adversely affect the transactions
contemplated by this Agreement or the ability of the Borrower or any of the
Guarantors to conduct its business. The Borrower acknowledges and represents
that the resolutions of the Borrower dated on or about November 7, 1997, remain
in full force and effect and have not been amended, modified, rescinded or
otherwise abrogated.

          5.   Reaffirmation by Guarantors.  Each of the Guarantors acknowledges
               ---------------------------
that each is legally and validly indebted to the Lender under the Guaranty of
each without defense, counterclaim or offset. Each of the Guarantors affirms
that the Guaranty of each remains in full force and effect and acknowledges that
the Guaranty of each encompasses, without limitation, the Obligations, as
modified herein.
<PAGE>

          6.   Reaffirmation of Collateral.  The Borrower and each of the
               ---------------------------
Guarantors reaffirms the liens, security interests and pledges granted pursuant
to the Loan Documents to secure the obligations of each thereunder.

          7.   Other Representations By Borrower and Guarantors.  The Borrower
               ------------------------------------------------
and each Guarantor represents and confirms that (a) no Default or Event of
Default has occurred and is continuing and the Lender has not given its consent
to or waived any Default or Event of Default and (b) the Credit Agreement and
the other Loan Documents are in full force and effect and enforceable against
the Borrower and each Guarantor in accordance with the terms thereof. The
Borrower and each Guarantor represents and confirms that as of the date hereof,
each has no claim or defense (and the Borrower and each Guarantor hereby waives
every claim and defense) against the Lender arising out of or relating to the
Credit Agreement and the other Loan Documents or the making, administration or
enforcement of the Loans and the remedies provided for under the Loan Documents.

          8.   No Waiver By Lender.  The Borrower and each Guarantor
               -------------------
acknowledges that (a) by the execution by each of this Agreement, the Lender is
not waiving any Default, whether now existing or hereafter occurring, disclosed
or undisclosed, by the Borrower under the Loan Documents and (b) the Lender
reserves all rights and remedies available to it under the Loan Documents and
otherwise.
<PAGE>

     The parties have executed this Agreement as of the date first above
written.

                                   Borrower:
                                   --------

                                   BUTLER SERVICE GROUP, INC.

                                   By___________________________________________
                                              Michael C. Hellriegel
                                      Title:  Senior Vice President - Finance

                                   Parent:
                                   ------

                                   BUTLER INTERNATIONAL, INC.

                                   By___________________________________________
                                              Michael C. Hellriegel
                                      Title:  Senior Vice President - Finance

                                   Subsidiaries:
                                   ------------

                                   BUTLER TECHNOLOGY SOLUTIONS, INC.

                                   By___________________________________________
                                      Name:  Michael C. Hellriegel
                                      Title: Senior Vice President and Chief
                                             Financial Officer

                                   BUTLER TELECOM, INC.

                                   By___________________________________________
                                      Name:  Michael C. Hellriegel
                                      Title: Senior Vice President and Chief
                                             Financial Officer

                                   BUTLER SERVICES, INC.

                                   By___________________________________________
                                      Name:  Michael C. Hellriegel
                                      Title: Senior Vice President and Chief
                                             Financial Officer

                                   BUTLER UTILITY SERVICE, INC.

                                   By___________________________________________
                                      Name:  Michael C. Hellriegel
                                      Title: Senior Vice President and Chief
                                             Financial Officer

                                   Lender:
                                   ------

                                   GENERAL ELECTRIC CAPITAL CORPORATION

                                   By___________________________________________
                                      Name:
                                      Title: Duly Authorized Signatory<PAGE>

                                                                Exhibit 10.38(h)

                          EIGHTH AMENDMENT AGREEMENT
                          --------------------------

     AGREEMENT, dated as of November 9, 2000, to be effective September 30,
2000, among BUTLER SERVICE GROUP, INC., a New Jersey corporation, BUTLER
INTERNATIONAL, INC., a Maryland corporation, the "Subsidiaries" signatory
hereto, and GENERAL ELECTRIC CAPITAL CORPORATION, a New York corporation.

                                  Background
                                  ----------

     E.   Capitalized terms not otherwise defined shall have the meanings
ascribed to them in the Amended and Restated Credit Agreement dated as of
November 7, 1997, between Butler Service Group, Inc. and General Electric
Capital Corporation (as amended, modified or supplemented from time to time, the
"Credit Agreement").
 ----------------

     F.   The Borrower has requested that the Lender, among other things, (i)
increase, from $50,000,000 to $57,000,000, the Working Capital Loan Commitment,
and (ii) decrease, from $35,000,000 to $28,000,000, the Acquisition Loan
Commitment.

     G.   The Lender has agreed to the Borrower's request subject to the terms
and conditions of this Agreement.

                                   Agreement
                                   ---------

     In consideration of the Background, which is incorporated by reference, the
parties, intending to be legally bound, agree as follows:

     1.   Modifications.  All the terms and provisions of the Credit Agreement
          -------------
and the other Loan Documents shall remain in full force and effect except as
follows:

          (a)  The definition of Borrowing Base, contained in Annex A to the
                                                              -------
Credit Agreement, is deleted and the following is substituted therefor:

               "Borrowing Base" means on any date of determination thereof, an
                --------------
          amount equal to the sum of (A) eighty-five percent (85%) of Eligible
          Accounts, (B) seventy-five percent (75%) of Eligible Pending Accounts
          Receivable and Fixed Contract Accounts Receivable (up to the maximum
          amount of $17,000,000 in the aggregate), and (C) forty percent (40%)
          of Eligible Inventory (valued on a first in, first out basis) (up to
          the maximum amount of $2,000,000 in the aggregate).

          (b)  The amount of $6,000,000 set forth in subparagraph (a) of
Schedule 6.2(r) to the Credit Agreement is deleted and the amount of $7,800,000
is substituted therefor.

          (c)  The Fixed Charge Coverage Ratio of 1.1:1.0 of the Fiscal Year
ending December 31, 2000 set forth in subparagraph (c) of Schedule 6.2(r) of the
Credit Agreement is deleted and the Fixed Charge Coverage Ratio of 0.8:1.0 is
substituted therefor.

     2.   Acknowledgment of Debt.  The Borrower acknowledges that as of the date
          ----------------------
of this Agreement, the amounts outstanding under the Working Capital Loan and
the Acquisition Loan are, respectively, $52,505,768.72 and $25,318,099.00.

     3.   Acknowledgement re:  Borrowing Base.  The Borrower acknowledges and
          -----------------------------------
agrees that notwithstanding the terms of the Credit Agreement, the provision in
the definition of Borrowing Base with respect to Working Capital Advances based
on
<PAGE>

Eligible Inventory shall not be operative and the Borrower shall not be entitled
to request, and the Lender shall not be required to make, Working Capital
Advances based on Eligible Inventory.

     4.   Waiver of Financial Covenant.  The Lender hereby waives compliance by
          ----------------------------
the Borrower with the Fixed Charge Coverage Ratio set forth in subsection (c) of
Schedule 6.2(r) to the Credit Agreement for the Fiscal Quarter ended September
30, 2000, and the Borrower agrees that such waiver shall apply only with respect
to the Fixed Charge Coverage Ratio for the Fiscal Quarter ending September 30,
2000.

     5.   Acknowledgement re: Excess Working Capital Revolving Loan.  The Lender
          ---------------------------------------------------------
and the Borrower acknowledge that from time to time prior to the date of this
Agreement, the amount outstanding under the Working Capital Loan has exceeded
(x) the Working Capital Loan Commitment (less the aggregate outstanding amount
of Letter of Credit Obligations) and/or (y) the Borrowing Base (less the sum of
the aggregate outstanding amount of Letter of Credit Obligations and the
Reserves) (the "Excess Working Capital Revolving Loan").  The Borrower
                -------------------------------------
acknowledges and agrees that (a) the agreement of the Lender to allow the Excess
Working Capital Revolving Loan does not establish a pattern or practice, (b) the
Lender's allowance of the Excess Working Capital Revolving Loan is in the
Lender's sole discretion, (c) the Excess Working Capital Revolving Loan is one
of the Obligations secured by the liens, security interests and pledges
described in Section 7 hereof, and (d) the Lender is under no obligation to make
             ---------
any Excess Working Capital Revolving Loan, the Borrower shall not be permitted
to maintain any Excess Working Capital Revolving Loan without the Lender's prior
written consent, and the existence of an Excess Working Capital Revolving Loan
without the prior written consent of the Lender shall constitute an Event of
Default.

     6.   Amendment Fee.  In consideration of the Borrower's execution and
          -------------
delivery of this Agreement, the Borrower is simultaneously paying to the Lender
the amount of $30,000 in immediately available funds (the "Amendment Fee") which
                                                           -------------
shall be deemed one of the Obligations.

     7.   Conditions Precedent.  The Lender's obligations under this Agreement
          --------------------
are contingent upon the Lender's receipt of the following, all in form, scope
and content acceptable to the Lender in its sole discretion:

          (a)  Amendment Agreement.  This Agreement duly executed by the parties
               -------------------
hereto;

          (b)  Allonges.  The First Allonge to Revolving Promissory Note in the
               --------
form of the attached Exhibit 1 and the Third Allonge to Acquisition Loan Note in
                     ---------
the form of the attached Exhibit 2, each duly drawn to the order of the Lender;
                         ---------
and

          (c)  Amendment Fee.  Payment of the Amendment Fee; and
               -------------

          (d)  Other.  Such other agreements and instruments as the Lender shall
               -----
require.

     8.   Reaffirmation By Borrower.  The Borrower acknowledges and agrees, and
          -------------------------
reaffirms, that it is legally, validly and enforceably indebted to the Lender
under the Notes without defense, counterclaim or offset, and that it is legally,
validly and enforceably liable to the Lender for all costs and expenses of
collection and attorneys' fees related to or in any way arising out of this
Agreement, the Credit Agreement, the Notes and the other Loan Documents. The
Borrower hereby restates and agrees to be bound by all covenants contained in
the Credit Agreement and the other Loan Documents and hereby reaffirms that all
of the representations and warranties contained in the Credit Agreement remain
true and correct in all material respects. The Borrower represents that except
as set forth in the Credit Agreement, there are not pending or to the Borrower's
knowledge threatened, legal proceedings to which the Borrower or any of the
Guarantors is a party, or which materially or adversely affect the transactions
contemplated by this Agreement or the ability of the Borrower or any of the
Guarantors to conduct

<PAGE>

its business. The Borrower acknowledges and represents that the resolutions of
the Borrower dated on or about November 7, 1997, remain in full force and effect
and have not been amended, modified, rescinded or otherwise abrogated.

     9.   Reaffirmation by Guarantors.  Each of the Guarantors acknowledges that
          ---------------------------
each is legally and validly indebted to the Lender under the Guaranty of each
without defense, counterclaim or offset. Each of the Guarantors affirms that the
Guaranty of each remains in full force and effect and acknowledges that the
Guaranty of each encompasses, without limitation, the Obligations, as modified
herein.

     10.  Reaffirmation of Collateral.  The Borrower and each of the Guarantors
          ---------------------------
reaffirms the liens, security interests and pledges granted pursuant to the Loan
Documents to secure the obligations of each thereunder.

     11.  Representations re:  Bank Accounts.  The Borrower represents that
          ----------------------------------
Schedule A sets forth each bank account held or maintained by the Borrower, the
----------
name of the financial institution holding such account, the address of such
financial institution where such account is located, the account number and the
purpose for which such account is being used.

     12.  Other Representations By Borrower and Guarantors.  Except with respect
          ------------------------------------------------
to Excess Revolving Working Capital Loans which the Lender extended to the
Borrower from time to time prior to the date of this Agreement, the Borrower and
each Guarantor represents and confirms that (a) no Default or Event of Default
has occurred and is continuing and the Lender has not given its consent to or
waived any Default or Event of Default and (b) the Credit Agreement and the
other Loan Documents are in full force and effect and enforceable against the
Borrower and each Guarantor in accordance with the terms thereof. The Borrower
and each Guarantor represents and confirms that as of the date hereof, each has
no claim or defense (and the Borrower and each Guarantor hereby waives every
claim and defense) against the Lender arising out of or relating to the Credit
Agreement and the other Loan Documents or the making, administration or
enforcement of the Loans and the remedies provided for under the Loan Documents.

     13.  No Waiver By Lender.  The Borrower and each Guarantor acknowledges
          -------------------
that (a) by the execution by each of this Agreement, the Lender is not waiving
any Default or Event of Default, whether now existing or hereafter occurring,
disclosed or undisclosed, by the Borrower under the Loan Documents and (b) the
Lender reserves all rights and remedies available to it under the Loan Documents
and otherwise.

<PAGE>

     The parties have executed this Agreement as of the date first above
written.

                                   Borrower:
                                   --------

                                   BUTLER SERVICE GROUP, INC.

                                   By___________________________________________
                                               Michael C. Hellriegel
                                       Title:  Senior Vice President - Finance

                                   Parent:
                                   ------

                                   BUTLER INTERNATIONAL, INC.

                                   By___________________________________________
                                               Michael C. Hellriegel
                                       Title:  Senior Vice President - Finance

                                   Subsidiaries:
                                   ------------

                                   BUTLER TECHNOLOGY SOLUTIONS, INC.

                                   By___________________________________________
                                       Name:   Michael C. Hellriegel
                                       Title:  Senior Vice President and Chief
                                               Financial Officer

                                   BUTLER TELECOM, INC.

                                   By___________________________________________
                                       Name:   Michael C. Hellriegel
                                       Title:  Senior Vice President and Chief
                                               Financial Officer

                                   BUTLER SERVICES, INC.

                                   By___________________________________________
                                       Name:   Michael C. Hellriegel
                                       Title:  Senior Vice President and Chief
                                               Financial Officer

                                   BUTLER UTILITY SERVICE, INC.

                                   By___________________________________________
                                       Name:   Michael C. Hellriegel
                                       Title:  Senior Vice President and Chief
                                               Financial Officer

                                   Lender:
                                   ------

                                   GENERAL ELECTRIC CAPITAL CORPORATION

                                   By___________________________________________
                                       Name:
                                       Title:  Duly Authorized Signatory
<PAGE>

                                 Bank Accounts
                                 -------------

                               Address of
      Financial                Financial
     Institution              Institution     Account No.  Purpose of Account
--------------------------------------------------------------------------------
                                                           A/P Travel Clearing
                                                           Account
                                                           Payroll Deduction 65
                                                           Clearing

Bank of America                                3750369140
WellsFargo                                     4518090386  P/R Funding
PNC Bank                                       4009840768
Nationsbank                                    3750369153  Lockbox
Summit Bank                                    0154129917  Cafeteria
Wells Fargo                                    4896048154
UJB Western Union                               119024144
Summit Bank                                    1541132497
First Security Bank                            6132300036
First Bank                                     1871002058
Bank of America                                0570607482
Bank of America                                0394603207
Chemical Bank                                     9049282
Nationsbank                                    5130159350
Nationsbank                                    3750203510
Nationsbank MF                                 3750052046
Bank One Arizona                                 22011595
Wells Fargo                                    0217954478
Fleet Bank                                     9427748895
Fleet Bank                                   9404 -113790  Main Acct.
Fleet Bank                                    9404-113811
Fleet Bank                                    9404-113803  Disbursement Acct.
1st Natl. Bk. of Chicago                    2135033094108

                                  Schedule A
                                  ----------
<PAGE>

                                 FIRST ALLONGE
                                      TO
                           REVOLVING PROMISSORY NOTE
                           -------------------------

     1.   THIS FIRST ALLONGE TO REVOLVING PROMISSORY NOTE (this "Allonge") is
                                                                 -------
dated as of September 30, 2000, to be attached to, modify, and be a part of the
Revolving Promissory Note dated as of November 7, 1997, in the original
principal amount of $50,000,000 (as renewed, reissued, exchanged, consolidated,
amended, modified, replaced or supplemented from time to time, the "Note") of
                                                                    ----
BUTLER SERVICE GROUP, INC. (the "Maker") in favor of GENERAL ELECTRIC CAPITAL
                                 -----
CORPORATION.

     2.   The Maker agrees that all of the terms of the Note remain in full
force and effect except as follows:

          (a)  The amount "$50,000,000" contained in the upper left hand corner
     of the Note is deleted and the amount "$57,000,000" is substituted
     therefor.

          (b)  The phrase "FIFTY MILLION DOLLARS ($50,000,000)" contained in
     Section 1 of the Note is deleted and the phrase "FIFTY-SEVEN MILLION
     DOLLARS ($57,000,000)" is substituted therefor.

     3.   The Maker has executed and delivered this Allonge as of the date first
written above.

                                      BUTLER SERVICE GROUP, INC.

                                      By________________________________________
                                        Name:   Michael C. Hellriegel
                                        Title:  Senior Vice President and Chief
                                                Financial Officer

                                   Exhibit 1
                                   ---------
<PAGE>

                                 THIRD ALLONGE
                                      TO
                             ACQUISITION LOAN NOTE
                             ---------------------

     1.   THIS THIRD ALLONGE TO ACQUISITION LOAN NOTE (this "Allonge") is dated
                                                             -------
as of September, 2000, to be attached to, modify, and be a part of the
Acquisition Loan Note dated as of November 7, 1997, in the original principal
amount of $15,000,000 (as renewed, reissued, exchanged, consolidated, amended,
modified, replaced or supplemented from time to time, the "Note") of BUTLER
                                                           ----
SERVICE GROUP, INC. (the "Maker") in favor of GENERAL ELECTRIC CAPITAL
                          -----
CORPORATION.

     2.   The Maker agrees that all of the terms of the Note remain in full
force and effect except as follows:

          (a)  The amount "$35,000,000" contained in the upper left hand corner
     of the Note is deleted and the amount "$28,000,000" is substituted
     therefor.

          (b)  The phrase "THIRTY-FIVE MILLION DOLLARS ($35,000,000)" contained
     in Section 1 of the Note is deleted and the phrase "TWENTY-EIGHT MILLION
     DOLLARS ($28,000,000)" is substituted therefor.

     3.   The Maker has executed and delivered this Allonge as of the date first
written above.

                                      BUTLER SERVICE GROUP, INC.

                                      By________________________________________
                                        Name:  Michael C. Hellriegel
                                        Title: Senior Vice President and Chief
                                               Financial Officer

                                   Exhibit 2
                                   ---------

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