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3 information system security manager jobs found

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Lockheed Martin
Feb 06, 2026
Information System Security Manager (ISSM Level 5)
Lockheed Martin Fort Worth, TX, USA
Description: Do you want to be part of a culture that inspires employees to think big, perform with excellence and make the impossible become reality? Are you looking for a fast paced, dynamic work environment that is blazing through uncharted territory and accepting the multiple challenges our company and nation face? We provide the resources, inspiration and focus - if you have the passion and courage to dream big, work hard, and have fun doing what you love then we want to build a better tomorrow with you. Never have the opportunities for a technical career been so limitless. Lockheed Martin Aeronautics is searching for an experienced Enterprise Information Systems Security Manager (ISSM) to join an exciting opportunity within the Classified Cyber Security team. The selected candidate will provide Cyber Security technical leadership as the Enterprise ISSM and manage internal and external customers’ expectations on security architecture, and Assessment & Authorization...
General Dynamics Mission Systems, Inc
Feb 12, 2026
Cyber Security Analyst
General Dynamics Mission Systems, Inc San Antonio, TX, USA
Basic Qualifications Requires a Bachelor’s degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 2+ years of job-related experience. or a Master's degree and 6 months of job-related experience.   CLEARANCE REQUIREMENTS: Department of Defense TS/SCI security clearance is required at time of hire. Candidates must be able to obtain a Polygraph within reasonable amount of time.  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 Job Description: Join General Dynamics Mission Systems as a Cybersecurity Analyst in San Antonio, Texas. Contribute to cutting-edge technology supporting national defense and intelligence services. Collaborate with esteemed...
Lockheed Martin
Jan 09, 2026
Security Rep. Manager / Grand Prairie, TX
Lockheed Martin Grand Prairie, TX, USA
Description: You will be the Security Rep. Manager for the MFC Security Team. Our team is responsible for safeguarding Lockheed Martin Missiles and Fire Control (MFC) assets, people, and facilities. What You Will Be Doing As the Security Rep. Manager you will be responsible for leading the MFC Grand Prairie Infrastructure / Facilities Protection Organization and ensuring 24‑hour security coverage. Your responsibilities will include, but are not limited to: Direct and oversee the implementation of federal security regulations (NISPOM, DoD Manual 5205.07, ICD 705, JSIG, UL, CFATS, BATFE, AA&E) and ensure continuous compliance. Provide after‑hours emergency support, acting as Incident Manager for the Crisis Management Team to allocate resources effectively during facility emergencies. Lead security staff and contract personnel, guiding performance, training, and career development. Investigate security violations and produce corrective‑action reports...
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