> Markdown version of [/jobs/ext/2697012-cyber-systems-security-engineering-sr-e3](https://www.wearedevelopers.com/jobs/ext/2697012-cyber-systems-security-engineering-sr-e3). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Cyber Systems Security Engineering Sr - E3 - **Company:** Lockheed Martin - **Location:** King of Prussia, PA, United States - **Experience:** Expert - **Salary:** $110,300.0 - $204,900.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Confluence, JIRA, Cloud Computing, Cyber Security, Information Systems, Windows Servers, Red Hat Enterprise Linux, Security Information and Event Management, Software Requirements Analysis, Zenoss, Hardware Testing, Cyber Threat Analysis, Open Network Automation Platform, Splunk, Scap Compliance Checker, Plan of Action and Milestones, Vulnerability Analysis - **Published:** September 3, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9138048/cyber-systems-security-engineering-sr-e3 ## About the Role * Experience in cyber-risk assessment, threat modeling and vulnerability management. * Background in security testing, system hardening and compliance (STIG, IATT). * Agile mindset with strong communication and leadership. * Passion for aerospace and building secure, future-proof systems. Ready to Soar?, 1. DOD 8570/8140 Certification. 2. Experience with Authorization and Accreditation processes using Risk Management Framework methodologies. 3. Experience with DoD cybersecurity requirements, policies, and procedures. Desired Skills 1. Experience performing cybersecurity accreditation activities in support of software and system requirements, design, development, testing, and sustainment of approvals - Authority To Operate 2. Experience with NetBrain, Zenoss and Hewlett Packard Network Automation (HPNA) 3. Familiar with eMASS, HBSS, ACAS, SCAP Compliance Checker (SCC), DISA STIGs 4. Experience with Secure Configuration/Hardening of DoD Information Systems 5. Experience with Intel Driven Threat Modeling, preferably classified Cyber Threat Intel Support 6. Experience briefing complex cyber security principles to all levels of knowledge and skill 7. Knowledge of NIST 800-53 8. Experience with RHEL and Windows Server/Professional 9. Experience with SIEM and cloud technologies including LogRhythm, Splunk, Jira, and Confluence 10. DoD 8570/8140 Certification 11. Experience with responding to cyber incidents from detection through remediation. 12. Intuitive and proactive self-starter that's accountable and mission focused. #LMSpaceCyberEng ## Description Responsible for applying an interdisciplinary, collaborative approach to plan, design, develop, validate and verify Cyber solutions across the lifecycle. Conduct cyber risk assessment activities including threat modeling, vulnerability analysis and analysis of mitigation solutions. Coordinates and addresses Supply Chain risk management concerns. Develop, evaluate and analyze design constrains, trade-offs and detailed system and security design as they pertain to the Cyber domain. Coordinate with Cyber and system architects and developers to provide oversight in the development of solutions. Conduct cybersecurity test and evaluation of hardware and/or software designs to verify and validate compliance with defined specifications and requirements. Employs cyber security processes, methods, techniques and tools and assure their consistent application. Implements appropriate Assessment and Authorization activities as required by customers. USE OF THIS CLASSIFICATION REQUIRES AUTHORIZATION FROM THE BUSINESS AREA CYBER DIRECTOR OR DELEGATE Cyber Security Engineer - Technical Lead Advance your cyber-security career with Lockheed Martin Space. We need a Technical Lead to drive an interdisciplinary cyber team through the system lifecycle. What You'll Do * Lead cyber-risk assessments: threat modeling, vulnerability analysis, mitigation design. * Evaluate design constraints, trade-offs, and system/security architecture. * Test hardware/software for compliance. * Apply consistent cyber-security processes, tools and techniques. * Manage Assessment & Authorization activities., * POA&M work-off planning & execution. * EVSS administration, vulnerability audits and remediation. * Define Body of Evidence (BoE) for change requests. * Create and run Demonstration Test Plans. * Investigate change requests and software builds. * Review COTS/GOTS software and assess risk. * Daily audit analysis and log reviews. * Develop IATT/CONOPS definitions and approvals. * Design security architecture and provide STIG hardening guidance. * Define, execute and report security testing (incl. gov-witness tests). * Support government audits and security-tool design. ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [You can’t hack what you can’t see](https://www.wearedevelopers.com/videos/41-you-can-t-hack-what-you-can-t-see) - [Integrate your Cognitive Assistant with 3rd-party DBs and software](https://www.wearedevelopers.com/videos/249-integrate-your-cognitive-assistant-with-3rd-party-dbs-and-software) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Events like RSAC Get You CISOs. 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