• Tyto Athene (Washington, DC)
    **Description** Tyto Athene is hiring a ** Senior Information System Security Officer ( ISSO )** to support one of our law enforcement customers in Washington, DC. ... stakeholders to complete mandatory agency data calls in a timely manner + The ISSO should be intimately familiar with some aspects of the following: + Federal… more
    DirectEmployers Association (12/27/25)
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  • Tyto Athene (Washington, DC)
    **Description** Tyto Athene is hiring a ** Senior Information Security and Privacy Officer** (ISPO) to support a law enforcement customer in Washington, DC. The ... **Required:** + 8+ years of professional experience with at least 5 years supporting ISSO RMF activities. + Bachelor's Degree or 4 years of additional experience in… more
    DirectEmployers Association (12/23/25)
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  • Cloud Information Systems Security Officer…

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Cloud Information Systems Security Officer ( ISSO ) - Senior ** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington ... to support a large project for a federal government client. The Senior Cloud ISSO will work in an agile environment, applying advanced technical skills in… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • Information Systems Security Officer ( ISSO

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Information Systems Security Officer ( ISSO ) - Senior ** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ID:** ... Time **Position Description:** CGI Federal has an exciting opportunity for an ISSO within our Intel sector advancing the national security mission through cutting… more
    CGI Technologies and Solutions, Inc. (12/06/25)
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  • Information Systems Security Officer ( ISSO

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Information Systems Security Officer ( ISSO ) - Senior -Level** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington ... (xweb.asp?clid=21001&page=cookiespolicy#integrationofyoutube) . **Position Description:** CGI Federal is seeking a Senior -Level Information Systems Security Officer ( ISSO ) to… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • Senior Information Systems Security Officer…

    NANA Regional Corporation (Ashburn, VA)
    …such as Network+ and Security +, CISSP and Security auditing are recommended. A senior ISSO role will highlight past experiences over a 5-to-10-year period. ... Akima Global Technology (AGT) is looking for a Senior Information System Security Officer to work in...act as lead. + The Contractor shall identify the ISSO positions, as key personnel, to be the Designated… more
    NANA Regional Corporation (01/01/26)
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  • Senior Information System Security Officer…

    KBR (Chantilly, VA)
    …that ensure national security and shape the future of space defense. KBR is seeking a Senior ISSO to be part of our team supporting our customer in Chantilly, VA ... ensuring compliance with relevant security policies, standards, and regulations. The Senior ISSO will help guide a team of professionals in identifying security… more
    KBR (01/14/26)
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  • Information Systems Security Officer ( ISSO

    V2X (Reston, VA)
    …Management Framework (RMF) Specialist Senior -Level (7+ Years Experience) + Senior ISSO + Information Assurance Manager + Cybersecurity Compliance Manager ... Overview Information Systems Security Officer ( ISSO ) Talent Pipeline | Ongoing Talent Pipeline |...encourage you to join our Information Systems Security Officer ( ISSO ) Talent Pipeline today! This position description is subject… more
    V2X (11/27/25)
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  • Senior ISSO

    TestPros (Washington, DC)
    …and Authorization (A&A) support to GPO's Information System Security Officer ( ISSO ) + Develop and maintain RMF documentation, including POA&Ms, ATO packages, ... and artifacts in compliance with NIST SP 800-53 and FISMA + Utilize Xacta 360 and ServiceNow to manage RMF artifacts and workflows + Support GPO in risk analysis, security control implementation, and audit response + Coordinate with GPO Security, Architecture,… more
    TestPros (10/29/25)
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  • Senior Information System Security Officer…

    Guidehouse (Mclean, VA)
    …support of our Department of Defense client. We are seeking an experienced ** Senior Information System Security Officer ( ISSO ) (Managing Consultant)** with a ... for government clients. The ideal candidate will plan and lead major ISSO activities supporting Risk Management Framework (RMF) processes and collaborate with system… more
    Guidehouse (12/04/25)
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  • Senior Cyber Consultant - ISSO /ISSM

    Guidehouse (Washington, DC)
    …+ Assess and implement NIST Cybersecurity Framework (CSF) guidelines, standards, and best practices for cyber security and risk management to strengthen an ... organizations security posture. + Review disaster recovery capabilities (backups), Endpoint Detection and Response (EDR), Web Application Firewall (WAF), application whitelisting, host-based firewalls, etc. to provide continuous monitoring of end-user devices… more
    Guidehouse (10/27/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …Reports, A&A packages, and Security Controls Traceability Matrix (SCTM). As the senior ISSO , maintain operational security posture to ensure information systems ... and Milestone (POA&M), and other security documentation. + Serve as the Senior Information Systems Security Officer ( ISSO ), maintaining operational security… more
    The MITRE Corporation (12/18/25)
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  • Senior Information System Security Officer

    Zantech (Washington, DC)
    …+ Lead incident response activities for assigned systems + Provide cybersecurity guidance to senior leadership + Mentor junior ISSO staff + Works across all ... join our team! Zantech is looking for a talented Senior Information System Security Officer to be responsible for...out of their Headquarters in Washington, DC. The Sr ISSO will be critical to program success, leading the… more
    Zantech (12/24/25)
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  • Information System Security Officer ISSO

    TekSynap (Springfield, VA)
    **Responsibilities & Qualifications** **R** **ESPONSIBILITIES** Information System Security Officer ( ISSO ) acts as the Designated Person(s) assigned to one or more ... (ATO) and follow-on Continuous Monitored system. As a Designated ISSO , they will sign a DHS sponsored Letter that...staffed 24x7x365 with three (3) shifts of mid to senior level contract technicians, and handles approximately 4,000 tickets… more
    TekSynap (10/25/25)
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  • Cloud Information Systems Security Officer…

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Cloud Information Systems Security Officer ( ISSO ) - Junior** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington ... to support a large project for a federal government client. The Junior Cloud ISSO will work in an agile environment, supporting the implementation and maintenance of… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • Senior Information Systems Security Officer

    Steampunk (Mclean, VA)
    **Overview** **Steampunk wants** you to be a ** Senior Information Systems Security Officer ( ISSO )** on our team to support a government customer on site in ... effectiveness of the cybersecurity program. + Ability to advise appropriate senior leadership of changes affecting the system's cybersecurity posture. + Ability… more
    Steampunk (12/13/25)
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  • Senior Information System Security Officer

    Steampunk (Mclean, VA)
    **Overview** **Steampunk** wants you to be a ** Senior Information System Security Officer ( ISSO )** on our team to support a government customer on site in ... Manager (CISM) + Certified Ethical Hacker (CEH) + Current experience providing ISSO support to DHS + Experience supporting systems hosted in Cloud environments.… more
    Steampunk (12/16/25)
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  • Senior Cyber Security SME

    Steampunk (Mclean, VA)
    …Officer Team Leadwith an appetite for taking on new challenges. **Contributions** The ** ISSO Team Lead** serves as a Lead Cyber Security Specialist and will perform ... level III ISSO and/or ISSO support responsibilities as well as Team Lead responsibilities to include: + Leading a team of ISSOs includingprioritizing continuous… more
    Steampunk (12/31/25)
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  • Information System Security Manager (ISSM)

    Linchpin Solutions, Inc. (Quantico, VA)
    …VA; routine travel to <20%, CONUS/OCONUS Role Overview: The ISSM/ ISSO provides enterprise-wide cybersecurity oversight, compliance management, and accreditation ... MISTC sites and the MOCTT COC in Quantico. Working closely with the Senior Systems Engineer, Systems Engineers, and Systems Administrators, the ISSM/ ISSO manages… more
    Linchpin Solutions, Inc. (11/22/25)
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  • Senior System Administrator - Network…

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Security WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description **Overview** ... us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Security** to support our federal… more
    St. George Tanaq Corporation (11/18/25)
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