EXHIBIT 10.31

                       FIRST AMENDMENT TO CREDIT AGREEMENT


     THIS FIRST AMENDMENT TO CREDIT AGREEMENT (herein called this "Amendment")
is executed on the date set forth on the signature pages but is made effective
as of September 30, 2004, by and among ENGLOBAL CORPORATION, a Nevada
corporation; ENGLOBAL CORPORATE SERVICES, INC., a Texas corporation; THERMAIRE,
INC., a Texas corporation; ENGLOBAL ENGINEERING, INC., a Texas corporation;
ENGLOBAL CONSTRUCTION RESOURCES, INC., a Texas corporation; ENGLOBAL SYSTEMS,
INC., a Texas corporation; RPM ENGINEERING, INC., a Louisiana corporation;
ENGLOBAL TECHNOLOGIES, INC., a Texas corporation; ENGLOBAL CONSTANT POWER, INC.,
a Texas corporation; SENFTLEBER & ASSOCIATES, L.P., a Texas limited partnership;
and ENGLOBAL DESIGN GROUP, INC., a Texas corporation (collectively, "Borrower"),
and COMERICA BANK ("Bank").



                                  THE RECITALS

     WHEREAS, Borrower and Bank have entered into that certain Credit Agreement
dated as of July 27, 2004 (as heretofore amended, the "Original Credit
Agreement"), for the purposes and consideration therein expressed, pursuant to
which Bank became obligated to make loans to Borrower as therein provided; and

     WHEREAS, Borrower and Bank desire to amend the Original Credit Agreement as
provided herein;

     NOW, THEREFORE, in consideration of the premises and the mutual covenants
and agreements contained herein and in the Original Credit Agreement, in
consideration of the loans which may hereafter be made by Bank to Borrower, and
for other good and valuable consideration, the receipt and sufficiency of which
are hereby acknowledged, the parties hereto do hereby agree as follows:

                      ARTICLE I Definitions and References
                      ------------------------------------

     Section 1.1 Terms Defined in the Original Credit Agreement. Unless the
context otherwise requires or unless otherwise expressly defined herein, the
terms defined in the Original Credit Agreement shall have the same meanings
whenever used in this Amendment.

     Section 1.2 Other Defined Terms. Unless the context otherwise requires, the
following terms when used in this Amendment shall have the meanings assigned to
them in this Section 1.2.

     "Amendment" means this First Amendment to Credit Agreement.


<PAGE>

     "Amendment Documents" means, collectively, this Amendment and any other
     document required to be delivered by Borrower pursuant to Article III
     hereof.

     "Credit Agreement" means the Original Credit Agreement as amended hereby.

     "Original Omnibus Certificate" means the Omnibus Certificate dated July 27,
     2004 executed and delivered by officers of each Borrower pursuant to the
     Original Credit Agreement.

               ARTICLE II Amendments to Original Credit Agreement
               --------------------------------------------------

     Section 2.1 Section 4.4(b) of the Original Credit Agreement is hereby
amended by deleting the figure "18,175,000" set forth therein and substituting
therefor the figure "$17,563,000".

     Section 2.2 Section 5.1 of the Original Credit Agreement is hereby deleted
in its entirety, and the following is substituted in place thereof:

     "5.1 Capital Structure, Business Objects or Purpose. Except as permitted in
     Sections 5.6 and 5.7 hereof and in the proviso below, purchase, acquire or
     redeem any of its equity ownership interests, or enter into any
     reorganization or recapitalization or reclassify its equity ownership
     interests, or make any material change in its capital structure or general
     business objects or purpose; provided that (A) Borrower may repurchase up
     to 652,377 shares of its common stock for a purchase price of $0.96 per
     share, not to exceed $626,281.13 in the aggregate, such purchase price
     being payable in three annual installments of $208,760.71 each and being
     payable on or about the last day of December for the calendar years 2004,
     2005 and 2006 and (B) Borrower may repurchase annually up to $100,000 of
     its common stock in connection with the Borrower's employee stock purchase
     plan."

     Section 2.3 Section 5.4 of the Original Credit Agreement is hereby amended
by deleting the word "and" at the end of Section 5.4(c), deleting the period at
the end of Section 5.4(d) and substituting therefore a semi-colon and adding to
Section 5.4 a new subsection (e) to read in its entirety as follows:

     "(e) additional unsecured Debt not otherwise described above not to exceed
     $2,000,000 at any one time outstanding."

     Section 2.4 Section 5.17 of the Original Credit Agreement hereby amended by
deleting the figure "$1,000,000" and substituting "1,300,000" in place thereof.

                                       2
<PAGE>

     Section 2.5 The Defined Terms Addendum to the Original Credit Agreement is
hereby amended by deleting the definitions of "Agreement" and "Funded Debt" and
substituting therefor the following:

     "'Agreement' shall mean this Credit Agreement, including the Defined Terms
     Addendum and the Loan Terms, Conditions and Procedures Addendum, together
     with all exhibits and schedules, as amended by the First Amendment and as
     it may be further amended from time to time.

     "'Funded Debt' shall mean for the Borrower, as of any month-end
     determination date, the average total outstanding principal balance of Debt
     which should be classified in accordance with GAAP as "funded indebtedness"
     or "long term indebtedness" on the Borrower's balance sheet for the
     then-ended month including, without limitation, the outstanding amount of
     the Revolving Loans and the Letter of Credit Liabilities excluding any
     indebtedness incurred for the purpose of financing insurance premiums."


     Section 2.6 The Defined Terms Addendum to the Original Credit Agreement is
hereby amended by adding the following definitions thereto:

     "'First Amendment' shall mean that certain First Amendment to Credit
     Agreement effective as of September 30, 2004 among Borrower and Bank."

                     ARTICLE III Conditions of Effectiveness
                     ---------------------------------------

     Section 3.1 Effective Date. This Amendment shall become effective as of the
date first above written when and only when Bank shall have received, at Bank's
office,

          (a) a duly executed counterpart of this Amendment;

          (b) a duly executed counterpart of the No Oral Agreements of even date
     herewith;

          (c) a duly executed certificate of the chief financial officer and
     secretary of Borrower certifying that (i) resolutions of its board of
     directors attached to the Original Omnibus Certificate authorizing the
     execution, delivery, and performance of this Amendment and identifying the
     officers authorized to sign such instrument are in full force and effect
     and (ii) the specimen signatures of the officers so authorized which were
     attached to the Original Omnibus Certificate are true and correct; and

          (d) each other document to be executed and delivered by Borrower
     pursuant hereto or thereto.

                                       3
<PAGE>

                    ARTICLE IV Representations and Warranties
                    -----------------------------------------

     Section 4.1 Representations and Warranties of Borrower. In order to induce
Bank to enter into this Amendment, Borrower represents and warrants to Bank
that:

          (a) The representations and warranties contained in Section 3 of the
     Original Credit Agreement are true and correct at and as of the time of the
     effectiveness hereof;

          (b) Borrower is duly authorized to execute and deliver this Amendment
     and the other Amendment Documents and is and will continue to be duly
     authorized to borrow and to perform its obligations under the Credit
     Agreement. Borrower has duly taken all corporate action necessary to
     authorize the execution and delivery of this Amendment and the other
     Amendment Documents and to authorize the performance of the obligations of
     Borrower hereunder and thereunder;

          (c) The execution and delivery by Borrower of this Amendment and the
     other Amendment Documents, the performance by Borrower of its obligations
     hereunder and thereunder and the consummation of the transactions
     contemplated hereby do not and will not conflict with any provision of law,
     statute, rule or regulation or the bylaws or partnership agreement of
     Borrower, or of any material agreement, judgment, license, order or permit
     applicable to or binding upon Borrower, or result in the creation of any
     lien, charge or encumbrance upon any assets or properties of Borrower.
     Except for those which have been duly obtained, no consent, approval,
     authorization or order of any court or governmental authority or third
     party is required in connection with the execution and delivery by Borrower
     of this Amendment and the other Amendment Documents or to consummate the
     transactions contemplated hereby and thereby;

          (d) When duly executed and delivered, each of this Amendment and the
     other Amendment Documents will be a legal and binding instrument and
     agreement of Borrower, enforceable in accordance with its terms, except as
     limited by bankruptcy, insolvency and similar laws applying to creditors'
     rights generally and by principles of equity applying to creditors' rights
     generally; and

          (e) No material adverse change has occurred in the financial condition
     or businesses or in the consolidated financial condition or businesses of
     Borrower since the date of the most recently delivered financial
     statements.

                             ARTICLE V Miscellaneous
                             -----------------------

     Section 5.1 Ratification of Agreement. The Original Credit Agreement as
hereby amended is hereby ratified and confirmed in all respects. Any reference
to the Credit Agreement in any Loan Document shall be deemed to refer to this
Amendment also. The execution, delivery and effectiveness of this Amendment and
the other Amendment Documents shall not, except as expressly provided herein,
operate as a waiver of any right, power or remedy of Bank under the Credit
Agreement or any other Loan Document nor constitute a waiver of any provision of
the Credit Agreement or any other Loan Document.

                                       4
<PAGE>

     Section 5.2 Survival of Agreements. All representations, warranties,
covenants and agreements of Borrower herein shall survive the execution and
delivery of this Amendment and the performance hereof, and shall further survive
until all of the Indebtedness is paid in full. All statements and agreements
contained in any certificate or instrument delivered by Borrower hereunder or
under the Credit Agreement to Bank shall be deemed to constitute representations
and warranties by, or agreements and covenants of, Borrower under this Amendment
and under the Credit Agreement.

     Section 5.3 Loan Documents. This Amendment and the other Amendment
Documents are each a Loan Document, and all provisions in the Credit Agreement
pertaining to Loan Documents apply hereto and thereto.

     Section 5.4 Governing Law. This Amendment shall be governed by and
construed in accordance with the laws of the State of Texas and any applicable
laws of the United States of America in all respects, including construction,
validity and performance.

     Section 5.5 Counterparts; Fax. This Amendment may be separately executed in
counterparts and by the different parties hereto in separate counterparts, each
of which when so executed shall be deemed to constitute one and the same
Amendment. This Amendment may be duly executed by facsimile or other electronic
transmission.

THIS AMENDMENT AND THE OTHER LOAN DOCUMENTS REPRESENT THE FINAL AGREEMENT
BETWEEN THE PARTIES AND MAY NOT BE CONTRADICTED BY EVIDENCE OF PRIOR,
CONTEMPORANEOUS, OR SUBSEQUENT ORAL AGREEMENTS OF THE PARTIES.

     THERE ARE NO UNWRITTEN ORAL AGREEMENTS BETWEEN THE PARTIES.


                     [REMAINDER OF PAGE INTENTIONALLY BLANK]
                     ---------------------------------------











                                        5
<PAGE>

     IN WITNESS WHEREOF, this Amendment is executed as of January ___, 2005 to
be effective as of the date first above written.

                                          BORROWER:

                                          ENGLOBAL CORPORATION,
                                          a Nevada corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer


                                          ENGLOBAL CORPORATE SERVICES, INC.,
                                          a Texas corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer


                                          THERMAIRE, INC., a Texas corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer


                                          ENGLOBAL ENGINEERING, INC.,
                                          a Texas corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer




<PAGE>



                                          ENGLOBAL CONSTRUCTION
                                          RESOURCES, INC., a Texas corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer


                                          ENGLOBAL SYSTEMS, INC.,
                                          a Texas corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer


                                          RPM ENGINEERING, INC.,
                                          a Louisiana corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer


                                          ENGLOBAL TECHNOLOGIES, INC.,
                                          a Texas corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer


                                          ENGLOBAL CONSTANT POWER, INC.,
                                          a Texas corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer




<PAGE>



                                          SENFTLEBER & ASSOCIATES, L.P.,
                                          a Texas limited partnership

                                          By: ENGlobal Design Group, Inc.,
                                          a Texas corporation, its general
                                          partner


                                          By:
                                          --------------------------------------
                                          R.W. Raiford, Chief Financial Officer
                                          and Treasurer


                                          ENGLOBAL DESIGN GROUP, INC.,
                                          a Texas corporation


                                          By:
                                          --------------------------------------
                                          R.W. Raiford,
                                          Chief Financial Officer and Treasurer


                                          BANK:

                                          COMERICA BANK


                                          By:
                                          --------------------------------------
                                          James R. McNutt, Sr. Vice President