• Tyto Athene (Washington, DC)
    **Description** Tyto Athene is searching fora ** Senior Information Systems Security Officer ( ISSO )** with privacy experience. The candidate will ensure that ... of Personally Identifiable Information (PII) and other sensitive information. The ISSO will be involved in the application of federally mandated privacy… more
    DirectEmployers Association (09/24/25)
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  • Tyto Athene (Fairfax, VA)
    **Description** Tyto Athene is searching for a ** Senior Information System Security Officer ( ISSO )** to be responsible for the overall handling of information ... experience. + Minimum of 5 years of relevant functional experience as an ISSO or Security Analyst. + PMP certification + Familiarity with program security… more
    DirectEmployers Association (09/16/25)
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  • COLSA Corporation (Southport, NC)
    …years in IT/OT roles, including at least 3-5 years of experience in a senior role with ISSO responsibilities. + Active Secret Security Clearance required. + ... Teams (CPTs) and Black Start Exercises (BSEs), and present findings to senior leadership in a clear, actionable format, while performing all traditional duties… more
    DirectEmployers Association (08/21/25)
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  • COLSA Corporation (Kingsport, TN)
    …The Local Defender serves as a critical cybersecurity role that combines ISSO responsibilities with traditional Security Operations Center (SOC) and Threat Analyst ... procedural safeguards based on RMF controls. The preferred candidate is an experienced ISSO with in-depth knowledge of NIST 800-53 controls, RMF lifecycle steps, and… more
    DirectEmployers Association (09/12/25)
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  • Applied Research Solutions (Dayton, OH)
    **Description** ARS is looking for an Information System Security Officer ( ISSO ). Our desire is to build a team of highly qualified professionals that will provide ... as ePO, Splunk, ACAS, Azure Automation, STIG/SCAP, and other enterprise capabilities. The ISSO will have an active role in monitoring a system and its environment… more
    DirectEmployers Association (09/04/25)
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  • Applied Research Solutions (Dayton, OH)
    …our awards and recognition program, and personalized attention from ARS Senior Managers.?? **Responsibilities:** + Engineer unique solutions to support ongoing Cyber ... Analyze and report system and organizational security posture trends to the ISSM/ ISSO . + Provide cybersecurity recommendations to the ISSM based on significant… more
    DirectEmployers Association (09/04/25)
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  • COLSA Corporation (Huntsville, AL)
    …application security products. + Work hand-in-hand with the customer and Sr. ISSO /ISSE/ISSMs to navigate through the ATO process and Continuous Monitoring + Maintain ... Procedures (SOP's), etc. + Support Accreditation and Authorization (A&A) reviews by ISSO /E/M, as well as the Security Controls Assessor (SCA) At COLSA, people… more
    DirectEmployers Association (10/04/25)
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  • Mission Support and Test Services (Goleta, CA)
    …operations at the Santa Barbara, CA Special Technologies Laboratory (STL). This senior role (Manager I) involves direct supervision of FIE staff, management of ... training: + Special Security Officer (SSO) + Information Systems Security Officer ( ISSO ) + Assistant Special Security Officer (ASSO) + HAL System Administrators +… more
    DirectEmployers Association (10/17/25)
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  • Senior ISSO Security Manager

    Leidos (Baltimore, MD)
    …missions. The Digital Modernization Sector at Leidos currently has an opening for a Senior ISSO /Security Manager to work in our Baltimore, Maryland office. This ... operate, maintain, modernize and transform its legacy system. **Primary Responsibilities:** The Senior ISSO /Security Manager for a large CRM modernization effort… more
    Leidos (10/10/25)
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  • Cybersecurity, Senior ISSO

    BAE Systems (San Diego, CA)
    …our award-winning security family here at Electronic Systems (ES). **_In this Cybersecurity, Senior ISSO opportunity you will make impacts in the following ... may be available based on position level and/or job specifics. **Cybersecurity, Senior ISSO ** **114930BR** EEO Career Site Equal Opportunity Employer. Minorities… more
    BAE Systems (09/09/25)
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