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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior System Security Engineering Integration Lead - **Company:** Lockheed Martin - **Location:** King of Prussia, PA, United States - **Experience:** Expert - **Salary:** $95,900.0 - $178,100.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Artificial Intelligence, Systems Engineering, Confluence, Cyber Security, Package Development Process, Software Requirements Analysis, Verification and Validation (Software), Systems Modeling Language, Systems Integration, Software Vulnerability Management, MagicDraw, Information Technology - **Published:** August 31, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9130781/senior-system-security-engineering-integration-lead ## About the Role * Experience in systems engineering, security engineering, or a related field * Familiarity with at least one of the following system security engineering principles and practices, including Hardware Assurance, Software Assurance, Cyber Security, Nuclear Surety, and Supply Chain Risk management * Understanding of the systems engineering lifecycle, including requirements definition, design, development, testing, and operation * Strong communication and collaboration skills, with ability to work effectively with cross-functional teams * Experience with Agile (i.e.Jira and Confluence) * Active Secret security clearance with the ability to obtain and maintain a Top Secret security clearance; US Citizenship required Desired Skills * Bachelor's or Master's degree in Engineering, Computer Science, cybersecurity, or related field * Familiarity or experience with system security engineering requirements development, verification, and validation * Knowledge of asymmetric threat vulnerability management and nuclear surety principles and practices * Familiarity or experience with Cyber Security package development for IATTs and ATOs * Familiarity or experience with program management principles and practices, including earned value management and risk management * Familiarity or experience generating Basis-Of Estimates (BOEs) and providing proposal support * Familiarity or experience with supply chain risk management * Experience with working in a multi-disciplined IPT * Familiarity with the LM FBM, LM Space, and/or other Business Area (BA) Systems Engineering Management Plan (SEMP) * Experience developing products during the Requirements definition phase of the systems engineering lifecycle (i.e., Concept of Operations (CONOPS), requirements document, trade studies/evaluations, etc.) * Participation in Structured Improvement Activities (SIA) or similar continuous improvement events * FBM Program Knowledge and experience working with US Navy * Lean Six Sigma Certified Greenbelt * Has demonstrated success as a "change agent" able to facilitate cultural adoption of new processes, tools, and approaches * Familiarity with MBSE/SysML (i.e., Cameo, MagicDraw) and experience reviewing MBSE/SysML models * Positive demeanor, accountable and responsible and able to work in a team-focused, dynamic environment * Proficient in AI prompting as it applies to this position and practice * Active Top Secret Clearance ## Description * Facilitate integration between SSE, Reentry System Program, and customer; ensuring effective communication and collaboration * Integrate SSE requirements, including Hardware Assurance, Software Assurance, Cyber Security, Asymmetric Threat Vulnerability Management, Supply Chain Risk management, and Nuclear Surety into the reentry system design and development * Work with Reentry System Program team facilitate identification of critical program information and ensure that security engineering requirements are properly addressed * Work with SSE team to develop, verify, and validate security engineering requirements throughout the systems engineering lifecycle for each reentry program * Ensure security engineering principles and practices are applied throughout the reentry system lifecycle, including design, development, testing, and operation * Monitor status, risks, needs, and priority of SSE tasks for all Reentry Programs * Work with operations and manufacturing teams to ensure that security engineering requirements are properly addressed during system operation and maintenance * Develop and maintain a plan for SSE activities on the Reentry SEIT team with Agile and Waterfall based methods * Support Basis of Estimate Development and Proposal efforts for SSE The information below reflects the standard job description for this position: Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. 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