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4 senior information system security officer jobs found

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Information Technology United States senior information system security officer
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LMI
Jul 18, 2026
Lead Solution Architect, Supply Chain Risk Management Platform - Clearance Required
LMI Tysons, VA
Overview The Lead Solution Architect serves as the senior technical authority for an enterprise Supply Chain Risk Management platform and is responsible for overall technical architecture, engineering execution, infrastructure, tooling, and implementation quality across the program. Working in close partnership with the Product Manager, this role translates product vision, mission needs, and customer intent into technically sound, scalable, and secure solutions, and serves as the principal technical counterbalance on feasibility, sequencing, implementation tradeoffs, and engineering rigor. This position requires an active DoD Top Secret clearance with SCI eligibility.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed....
General Dynamics Mission Systems, Inc
Jun 15, 2026
Senior Network Cyber Engineer
General Dynamics Mission Systems, Inc Manassas, VA
Basic Qualifications Bachelor's degree in Systems Engineering, or a related Science, Engineering or Mathematics field, plus a minimum of 2 years of relevant experience; or Master's degree, plus 6 months of relevant experience.   CLEARANCE REQUIREMENTS: : Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position ROLE AND POSITION OBJECTIVES: As a Senior Network and Cyber System Engineer on the MIT team, you will execute cybersecurity operations and network engineering tasks across secure environments. This is a dual-role position split evenly between cybersecurity engineering and network engineering. You will contribute to...
General Dynamics Mission Systems, Inc
Jun 08, 2026
Chief Architect- Space Communication Systems
General Dynamics Mission Systems, Inc Scottsdale, AZ
Basic Qualifications Bachelor's degree in Engineering, plus a minimum of 15 years of relevant experience; or Master's degree in Engineering, plus a minimum of 13 years of relevant experience.   Clearance Requirements: Department of Defense TS/SCI security clearance is preferred at time of hire. Candidates must be able to obtain a TS/SCI clearance within a reasonable amount of time from date of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.   Responsibilities for this Position Ready to be a leader with the company that is committed to pushing the limits of truly advanced technologies? At General Dynamics Mission Systems, we create the products and services that help our service members, intelligence analysts and first...
LMI
Oct 07, 2025
Technical Program Manager (Software Development) - TS/SCI with Polygraph Required
LMI McLean, VA
Overview LMI is actively seeking a mission-driven Technical Program Manager to lead software development efforts supporting the Intelligence Community. This role requires strong technical acumen, hands-on project management experience, and experience working with defense or intelligence community stakeholders.     You will lead cross-functional teams developing software tools that support the tasking, collection, processing, and analysis of various data streams. You’ll coordinate closely with government stakeholders, software developers, and data scientists to align technical execution with mission needs. This position is based on customer site in Virginia.    LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our...
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