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733 senior security engineer jobs found

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General Dynamics Mission Systems, Inc
Apr 08, 2026
Senior Systems Engineer (Nuclear Weapons Security)
General Dynamics Mission Systems, Inc Pittsfield, MA, USA
Basic Qualifications Requires a Bachelor’s degree in Systems Engineering, or a related Science, Engineering, 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 Secret security clearance is obtainable within a reasonable amount of time after 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 systems engineer for the NWS program, you’ll be a member of a cross functional team responsible for design, development, testing, installation, and support of electronic security systems that support Navy strategic...
Lockheed Martin
Apr 02, 2026
Cyber Security Engineer Senior
Lockheed Martin Colorado Springs, CO, USA
Description: WHAT WE’RE DOING At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats. THE WORK As a member of our team, you will be involved in a variety of activities aimed at enhancing the cyber resiliency of the USSF Space Fence System radar. This includes tasks such as: • Hardening operating systems, applications, and network devices • Conducting vulnerability scans • Continuous monitoring of the security posture of the system • Assisting with Government Certification Test and Evaluation (CT&E) and Vulnerability Testing • Implementing security updates and patches • Applying configuration changes to ESS, ACAS, and SolarWinds security tools • Providing support to maintain the Certification and Accreditation...
Lockheed Martin
Mar 14, 2026
Embedded Systems Security Engineer, Senior - Level 3
Lockheed Martin Orlando, FL, USA
Description: You will be a Cyber Systems Security EMBEDDED Engineer in the Program Protection Organization. Our organization oversees all aspects of Anti-Tamper and embedded Cybersecurity across Missiles and Fire Control. We are chartered with providing the skills and innovative technologies to develop, design, produce and sustain secure products across our Lines of Business. What You Will Be Doing As the Cyber Systems Security Engineer you will be responsible for providing embedded System Security Engineering design and implementation in all aspects of System Security Engineering (SSE) process in development of Department of Defense (DoD) Weapon Systems. Your responsibilities will include: • Assessing and mitigating System Security threats/risks throughout the embedded Weapon System development life cycle. • Validating System Security Engineering requirements decomposition, allocation and analysis for embedded Weapon Systems. • Implementing System Security Engineering...
Lockheed Martin
Apr 08, 2026
Satellite Systems Engineer
Lockheed Martin Colorado Springs, CO, USA
Description: WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. LM SPACE: WHAT WE'RE DOING Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin is seeking a talented Satellite Systems Engineer with a Secret clearance to work from our Colorado Springs, CO location . Join the Mission Integration team and work together to provide...
Lockheed Martin
Apr 08, 2026
Electrical Engineering Senior - ARRW LRIP
Lockheed Martin Orlando, FL, USA
Description: You will be the Electrical Engineering Senior for the Air Launched Rapid Response Weapon (ARRW) Low Rate Initial Production (LRIP) team. Our team drives reliability across production, troubleshoots hardware issues, and partners with suppliers to guarantee that every circuit delivers mission critical performance. What You Will Be Doing As the senior electrical engineer you will serve as the technical liaison for the ARRW Vehicle Management Computer (VMC). You’ll thrive in a fast paced production environment, delivering rapid, accurate solutions while collaborating with engineering, test, and manufacturing groups. Travel averages 50 % of your time for a 12 month stint in Los Angeles, CA, giving you exposure to both field and office settings. Your responsibilities will include: • Acting as the primary point of contact for VMC hardware across the LRIP effort. • Performing electrical testing, firmware/FPGA verification, and electro mechanical packaging reviews to keep...
Lockheed Martin
Apr 08, 2026
Systems Engineer Senior - Level 3
Lockheed Martin Fort Worth, TX, USA
Description: What You Will Be Doing: As a Senior Systems Engineer on the F-35 Sustainment Supply Operations and Logistics (SO&L) team, you will play a pivotal role in ensuring the efficiency and readiness of the F-35 supply network. This high-visibility position involves analyzing, decomposing, and aggregating program information to establish clear Prime Requirements in collaboration with customers. You will leverage your expertise in systems engineering to optimize supply operations, covering areas such as OEM capability, PBL performance, component depot operations, modeling, reliability and maintainability, provisioning, fleet performance, and depot flow plans. Key Responsibilities - Manage and maintain system requirements, including functional, performance, and interface specifications. - Lead interactions with internal and external customers, including meetings and presentations, ensuring alignment and satisfaction. - Collaborate with cross-functional teams to support...
Lockheed Martin
Apr 08, 2026
Human Machine Interface Engineer - Skunk Works
Lockheed Martin Fort Worth, TX, USA
Description: The Human Systems Engineering team is seeking a dynamic Human Machine Interaction Engineer to support Lockheed Martin Skunkworks efforts with the design and development of the Multi-Domain Control Station (MDCX) – Mission Management Software. The candidate will design, develop and integrate operator interfaces with system architectures, including complex systems and system design activities. Specific activities may include the following: -Develops systems and system element architecture, design, and software interface definitions. -Assists with the development and communication of the system architecture requirements for operator interfaces. --Integrates operator interfaces with Universal Command and Control Interface (UCI) message sets and architectures. -Presents HMI design concepts (in the form of figures, drawings, or simulations) to the customer for evaluation. --Conveys customer intent and operational impact to system architects and designers to inform...
Lockheed Martin
Apr 08, 2026
Systems Engineering Manager
Lockheed Martin Highlands Ranch, CO, USA
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. Lockheed Martin Space is seeking a highly skilled and motivated Systems Engineering...
Lockheed Martin
Apr 08, 2026
Senior Mechanical Engineer – Loads and Dynamics
Lockheed Martin Sunnyvale, CA, USA
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. OVERVIEW: For over 60 years, the Fleet Ballistic Missile (FBM) team has supported...
Lockheed Martin
Apr 08, 2026
Program Quality Engineer Staff
Lockheed Martin Titusville, FL, USA
Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more— we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. **Please note, this role requires a Security Clearance prior to start and US Citizenship to...
Lockheed Martin
Apr 08, 2026
Project Manager F-22 Engineering - Level 5
Lockheed Martin Fort Worth, TX, USA
Description: We are Lockheed Martin You will be the Project Engineer Senior Staff on the F-22 Engineering Project Management Team. What You Will Be Doing As an Engineering Project Manager you will be responsible for leading and coordinating proposal work within Engineering for the F-22 sustainment team. Your responsibilities will include coordination with BOE authors, Proposal integrators, Engineering leadership, Proposal Management, Estimating and Pricing and Contracts. ** Must be a US Citizen. This position is located at a facility that requires special access. ** What’s In It For You: From onsite to remote, we offer flexible work schedules to comprehensive benefits investing in your future and security, Learn more about Lockheed Martin’s comprehensive benefits package here. Do you want to be part of a company culture that empowers employees to think big, lead with a growth mindset, and make the impossible a reality? We provide the resources and give you...
General Dynamics Mission Systems, Inc
Apr 08, 2026
Senior Full Stack Engineer (Java/React)
General Dynamics Mission Systems, Inc Taunton, MA, USA
Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred.   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 Job Description:  Advanced Software Engineer Make the world’s most advanced Encryptor Manager even smarter   ROLE AND POSITION OBJECTIVES: As an Advanced Software Engineer, working on the Encryptor Manager, you’ll be a member of a cross functional...
General Dynamics Mission Systems, Inc
Apr 08, 2026
Senior Mechanical Engineer (Flexible Schedule)
General Dynamics Mission Systems, Inc McLeansville, NC, USA
Basic Qualifications Requires a Bachelor’s degree in Mechanical Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 2+ years of job-related experience, or a Master's degree and 6 months of job-related experience. Agile experience preferred,   CLEARANCE REQUIREMENTS: : Department of Defense Top Secret security clearance is preferred 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 mechanical engineer for General Dynamics Mission Systems, Undersea Mission Solutions, you’ll be a member of and may lead a cross functional team responsible for the development of electronic and mechanical packaging design,...
General Dynamics Mission Systems, Inc
Apr 08, 2026
Lead Engineer - IEWTPT (Senior Advanced Systems Engineer)
General Dynamics Mission Systems, Inc Orlando, FL, USA
Basic Qualifications Requires a Bachelor’s degree in Systems Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience. Agile experience preferred.     CLEARANCE REQUIREMENTS: Department of Defense TS/SCI 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: Required Bachelor's degree in a STEM field (Computer Science, Systems Engineering, Electrical Engineering, or related) 10+ years of experience in software-intensive program leadership, with demonstrated ability to lead...
General Dynamics Mission Systems, Inc
Apr 08, 2026
Senior Advanced Test Engineer - Test Program Lead - $5,000 Sign On Bonus
General Dynamics Mission Systems, Inc Manassas, VA, USA
Basic Qualifications Requires a Bachelor’s degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related 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 This position has a $5,000 sign on bonus.   The Test Program Lead serves as the technical and programmatic authority for all CWL and MTWS verification and validation activities. This role owns the end-to-end Test & Evaluation strategy, including test planning, readiness, customer engagement, and certification...
General Dynamics Mission Systems, Inc
Apr 08, 2026
Senior Full Stack Engineer (Java/React)
General Dynamics Mission Systems, Inc Dedham, MA, USA
Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred.   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 Job Description:  Advanced Software Engineer Make the world’s most advanced Encryptor Manager even smarter   ROLE AND POSITION OBJECTIVES: As an Advanced Software Engineer, working on the Encryptor Manager, you’ll be a member of a cross functional...
General Dynamics Mission Systems, Inc
Apr 08, 2026
Senior Principal Software Engineer for Crypto & Cross Domain Solutions
General Dynamics Mission Systems, Inc Scottsdale, AZ, USA
Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 10+ years of job-related experience, or a Master's degree plus 8 years of job-related experience. Agile experience preferred.     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 software engineer for the Space, Cyber, and Intelligence (SC&I), you’ll lead a cross functional team responsible for developing the crypto and cross domain solution products.     We encourage you to apply if you have...
General Dynamics Mission Systems, Inc
Apr 08, 2026
Sr. Enterprise Operations Manager (IT) / Release Train Engineer (RTE)
General Dynamics Mission Systems, Inc San Antonio, TX, USA
Basic Qualifications Education Requirements: Requires a Bachelor’s degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years 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 Sr. Enterprise Operations Manager (IT) / Release Train Engineer (RTE)   Make a Meaningful Impact on National Security We are seeking an experienced and driven Sr. Enterprise Operations...
General Dynamics Mission Systems, Inc
Apr 08, 2026
Junior Software Engineer
General Dynamics Mission Systems, Inc Manassas, VA, USA
Basic Qualifications Requires a Bachelor’s degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 2+ years of job-related experience, or a Master's degree and 6 months of job-related experience. Agile experience preferred,   CLEARANCE REQUIREMENTS: : Department of Defense Secret security clearance is obtainble within a reasonable amount of time from 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: Help make the technologies, products and services that make a difference. That’s the opportunity that’s waiting for you at General Dynamics Mission Systems. We help our nation’s heroes keep our nation safe by...
U. S. National Security Agency
Apr 08, 2026
NSA Technical Hiring Effort FY2026 - Mid to Experienced Level (Maryland)
U. S. National Security Agency Fort Meade, MD, USA
Responsibilities: Are you driven by a passion to work at the cutting edge of technology? Do you dream to make the impossible possible? The National Security Agency is seeking highly motivated Computer Science and Computer/Electrical Engineering professionals to drive its mission to develop new capabilities, design new approaches, help solve complex problems, and research new solutions to propel our mission. As a Capabilities Development Specialist (CDS), your job will be to develop custom high-priority offensive and defensive capabilities targeting the hardest-to-reach adversarial networks in the world. In defense of our Nation, we conduct innovative research and produce hardware and software tools unlike anything in the world. By joining our team, you will apply and grow your expertise to create new ways to get critical information to our national decision makers. Whether it is in software, hardware, or cutting-edge research, if you are up for a challenge, have unbridled...
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