Table of Contents

EXHIBIT31.1

Chief Executive Officer Certification

Required byRules 13a-14 and 15d-14 under the Securities Exchange Act of 1934, asamended

I, David E. Hershberg, certifythat:

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| 1.  | I have reviewed this quarterly report onForm 10-Q of Globecomm Systems Inc.; |

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| 2.  | Based onmy knowledge, this report does not contain any untrue statement of amaterial fact or omit to state a material fact necessary to make thestatements made, in light of the circumstances under which suchstatements were made, not misleading with respect to the period coveredby this report; |

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| 3.  | Based on my knowledge, thefinancial statements, and other financial information included in thisreport, fairly present in all material respects the financialcondition, results of operations and cash flows of the registrant asof, and for, the periods presented in this report; |

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| 4.  | The registrant’s other certifying officer(s)and I are responsible for establishing and maintaining disclosurecontrols and procedures (as defined in Exchange Act Rules 13a-15(e) and15d-15(e)) and internal control over financial reporting (as defined inExchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant andhave: |

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|  | a)  | Designed such disclosure controls andprocedures, or caused such disclosure controls and procedures to bedesigned under our supervision, to ensure that material informationrelating to the registrant, including its consolidated subsidiaries, ismade known to us by others within those entities, particularly duringthe period in which this report is beingprepared; |

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|  | b)  | Designed such internal control overfinancial reporting, or caused such internal control over financialreporting to be designed under our supervision, to provide reasonableassurance regarding the reliability of financial reporting and thepreparation of financial statements for external purposes in accordancewith generally accepted accountingprinciples; |

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|  | c)  | Evaluated the effectiveness of theregistrant’s disclosure controls and procedures and presented inthis report our conclusions about the effectiveness of the disclosurecontrols and procedures, as of the end of the period covered by thisreport based on such evaluation; and |

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|  | d)  | Disclosedin this report any change in the registrant’s internal controlover financial reporting that occurred during the registrant’smost recent fiscal quarter (the registrant’s fourth fiscalquarter in the case of an annual report) that has materially affected,or is reasonably likely to materially affect, the registrant’sinternal control over financial reporting;and |

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| 5.  | The registrant’s other certifyingofficer(s) and I have disclosed, based on our most recent evaluation ofinternal control over financial reporting, to the registrant’sauditors and the audit committee of the registrant’s board ofdirectors (or persons performing the equivalentfunction): |

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|  | a)  | All significant deficiencies andmaterial weaknesses in the design or operation of internal control overfinancial reporting which are reasonably likely to adversely affect theregistrant’s ability to record, process, summarize and reportfinancial information; and |

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|  | b)  | Any fraud, whetheror not material, that involves management or other employees who have asignificant role in the registrant’s internal control overfinancial reporting. |

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| Date:May 10, 2006 |  | By: /s/ DAVID E.HERSHBERG                      |
|              |  | David E.Hershberg                              |
|              |  | Chairman of the BoardandChief ExecutiveOfficer |
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