• Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …degree; or a PhD; or equivalent combination of related education and work experience. + Active Top Secret clearance with SCI eligibility. Ability to obtain ... packages, and Security Controls Traceability Matrix (SCTM). As the senior ISSO , maintain operational security posture to...candidate to have a minimum of the following clearance(s): Top Secret This requisition requires the hired… more
    The MITRE Corporation (10/25/25)
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  • Information System Security Engineer (ISSE)

    Applied Research Solutions (Dayton, OH)
    …years demonstrated performance in related technology. Minimum Security Clearance Required + Top Secret w/ SCI eligibility Additional or Preferred Qualifications ... our awards and recognition program, and personalized attention from ARS Senior Managers. **Responsibilities:** + Engineer unique solutions to support ongoing Cyber… more
    Applied Research Solutions (09/04/25)
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  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    …+ Travel: o Up to 10% + Security Clearance: Active Top Secret with SCI....to travel up to 10% + Must possess an active TS / SCI clearance or above + ... Cleared Senior Information Systems Security Engineer (ISSE) L4 *...with technologies such asePO, Splunk, ACAS, Azure Automation, STIG/SCAP, Active Directory, and Azure security servicesto secure enterprise environments… more
    Virtual Service Operations (10/04/25)
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  • Facility Security Manager

    Applied Research Associates, Inc. (Nashua, NH)
    …with government and internal customers **Required Qualifications:** + Must be a US citizen + Active Top Secret clearance preferred or the ability to be ... who will lead a team of Information Security Specialists (ISSM/ ISSO ) and the current Facility Security Officer (FSO) in...In this position you will work closely with the Senior Management Official (SMO), the SOAR Deputy Sector Security… more
    Applied Research Associates, Inc. (10/29/25)
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  • Senior Information System Security Officer

    Zantech (Washington, DC)
    …Security Clearance: + US Citizenship and the ability to obtain and maintain an active Top Secret /SCI or higher clearance, per contract requirements. ... response activities for assigned systems + Provide cybersecurity guidance to senior leadership + Mentor junior ISSO staff + Works across all active call… more
    Zantech (09/25/25)
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  • Facility Security Officer (FSO) (Onsite)

    RTX Corporation (North Berwick, ME)
    …as only US citizens are eligible for a security clearance. + Ability to obtain TOP SECRET clearance with SAP/SCI access. + Must be able to obtain industry ... supporting administering and/or maintaining computing systems, networks and/or software + Active US government issued Secret level security clearance required… more
    RTX Corporation (09/13/25)
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  • Senior Information Systems Security Officer…

    Leidos (Annapolis Junction, MD)
    …**This position is eligible for a 15k sign on bonus!** **Job Summary:** The ** Senior ISSO ** plays a vital role in securing and maintaining the integrity ... **Leidos** has a new and exciting opportunity for a ** Senior Information Systems Security Officer ( ISSO )** in...CISSP, or Associate). + **Clearance Requirement:** **Must hold an active TS /SCI with Polygraph.** **KQW** **conmd** Come… more
    Leidos (09/02/25)
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  • Network Operations Center Help Desk Engineer

    L3Harris (Colorado Springs, CO)
    …for our Colorado Springs, CO site. The Senior Network Specialist Engineer requires an active Top Secret Clearance with SCI eligibility. They will have a ... using ACAS and other tools to produce reports for Senior Leaders on the overall security level of the...8140 (eg CISSP or Security+) + Must have a Top Secret clearance with eligibility to SCI… more
    L3Harris (10/26/25)
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  • Cybersecurity - Senior Information System…

    The Boeing Company (El Segundo, CA)
    …a negotiable benefit for this position. **Security Clearance** This position requires an active US Top Secret Security Clearance (US Citizenship Required). ... Boeing Classified Cybersecurity is currently seeking a highly motivated **Cybersecurity - Senior Information System Security Manager (ISSM)** to join their team in… more
    The Boeing Company (10/30/25)
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  • Senior Information System Security Officer

    ManTech (Quantico, VA)
    …Science, Cybersecurity, or other cyber discipline **Clearance Requirements:** + Must have a current/ active Top Secret security clearance with eligibility to ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information System Security Officer ( ISSO )** to join our team in **Quantico, VA.**… more
    ManTech (10/21/25)
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