• Network Administrator

    Leonardo DRS, Inc. (Arlington, VA)
    … Team, including the Information System Security Manager (ISSM), Information System Security Officer ( ISSO ), and/or the Facility Security Officer (FSO) ... an innovative and agile provider of advanced defense technology to US national security customers and allies around the world. We specialize in the design,… more
    Leonardo DRS, Inc. (11/05/25)
    - Related Jobs
  • System Administrator

    Parsons Corporation (Centreville, VA)
    …(SOPs) for system administration tasks. + Work closely with the Information Systems Security Officer ( ISSO ) to address security requirements and support ... Manage and maintain Windows and Linux servers, ensuring optimal performance, security , and availability. + Administer Cisco network devices, including routers,… more
    Parsons Corporation (09/04/25)
    - Related Jobs
  • PeopleSoft HCM Administrator

    IBM (Alexandria, VA)
    …Windows by identifying and applying necessary patches. * Support the Information System Security Officer ( ISSO ) during the annual Authority to Operate (ATO) ... Management) 9.2 application. This role is essential for maintaining system stability, security , and performance. We are seeking a highly talented and experienced… more
    IBM (11/08/25)
    - Related Jobs
  • ISSO

    ASM Research, An Accenture Federal Services Company (Ashburn, VA)
    …in order to mitigate and eliminate high level data and cyber security risks. Designs, tests and implements state-of-the-art secure operating systems, networks, and ... for application design. + Leads the investigation of complex computer and information security incidents to determine extent of compromise to national security more
    ASM Research, An Accenture Federal Services Company (10/14/25)
    - Related Jobs
  • Senior Cyber Security SME

    Steampunk (Mclean, VA)
    …new challenges. **Contributions** The ** ISSO Team Lead** serves as a Lead Cyber Security Specialist and will perform level III ISSO and/or ISSO support ... + Ensuring that all ISSOs within the program area areproperly trainedon ISSO activities. + Providing security -relatedexpertiseand mentorship to junior ISSOs… more
    Steampunk (10/01/25)
    - Related Jobs
  • Cybersecurity Engineer Lead

    Washington Metropolitan Area Transit Authority (VA)
    …years of experience as a cybersecurity engineer or Information System Security Engineer/Officer ( ISSO /ISSE), having supported cybersecurity engineering and/or ... The Cybersecurity Engineering (CE) Program Lead reports to the Information System Security Manager (ISSM) for Engineering and serves as the lead Information System… more
    Washington Metropolitan Area Transit Authority (11/05/25)
    - Related Jobs
  • Tech Ops Officer

    Nightwing (Sterling, VA)
    …program + Advance Degree in Engineering or Education or equivalent + Security certifications (eg ISSO , System Administrator, etc.) **Travel Qualifications:** + ... and continuous improvement of the program. Understanding of principles of Operational Security is critical for this position. The Technical Operator Officer (TOO)… more
    Nightwing (09/17/25)
    - Related Jobs
  • Senior Developer

    Koniag Government Services (Winchester, VA)
    …DevOps - designing pipelines and deploying builds + Comprehensive knowledge of Information Security concerns - working with ISSO to address ATO requirements ... Government Services company **,** is seeking a Senior Developer with a Top-Secret Security clearance to support ATS and our government customer in Winchester, VA.… more
    Koniag Government Services (10/09/25)
    - Related Jobs
  • National Security Sector Referrals

    Leidos (Reston, VA)
    …+ Reverse Engineer/Embedded Engineer + Systems Administration - Linux + Information Security Systems Engineer/Officer (ISSE/ ISSO ) + Data Scientist + Systems ... **Description** **Leidos** has new and exciting opportunities in our **National Security Sector's** **(NSS) Cyber & Analytics Business Area (CABA)** . Our talented… more
    Leidos (10/18/25)
    - Related Jobs
  • Information Systems Security Engineer…

    Nightwing (Sterling, VA)
    …switches, and firewalls + DoDD 8570/8140 IAM Level 2 professional certification (eg, Security +, CISSP, CISSM, etc.) + Prior ISSM/ ISSO or alternate ISSM/ ISSO ... recognition and reward system, and performance-based bonuses **Information Systems Security Engineer (ISSE) (Open)** Nightwing seeks a cybersecurity professional to… more
    Nightwing (08/27/25)
    - Related Jobs