Cyber System Security Engineer

Reference: 720406BRPosted: 2026-07-13Location: Herndon, VAClearance: TS/SCI w/PolyCompany: Lockheed MartinDescription:The coolest jobs on this planet... or any other... are with Lockheed Martin Space.At the dawn of a new space age, Lockheed Martin Space is a pioneer, partner, innovator, and builder. Our amazing people are on a mission to make a difference in the world. Every single day, we use our unique skills and experiences to craft, design, and build solutions to some of the world's hardest engineering problems. Our culture inspires our employees to dream big; perform with excellence; and build incredible products. We provide the resources, the support, and the focus. You bring the passion and courage to envision limitless possibilities. Together, we'll build a better tomorrow.Are you ready to further your career in Cyber Security by working for one of the top companies in the world?The Kayenne program is seeking a Cyber Security Engineer technical lead for the Program’s Cyber Team. This team is responsible for applying an interdisciplinary, collaborative approach to plan, design, develop, validate and verify Cyber solutions across the lifecycle. The desired candidate will be able to conduct cyber risk assessment activities including threat modeling, vulnerability analysis and analysis of mitigation solutions. They will also evaluate and analyze design constrains, trade-offs and detailed system and security design as they pertain to the Cyber domain. Furthermore, they will conduct cybersecurity test and evaluation of hardware and/or software designs to verify and validate compliance with defined specifications and requirements, and employ cyber security processes, methods, techniques and tools and assure their consistent application. Finally, they will implement appropriate Assessment and Authorization activities as required by customers.As the Cyber System Security Engineer, you will work with multiple teams across the Kayenne program in an Agile team environment. You will interface with our Operations, Development, Deployment, and Systems Engineering teams, and will help to derive innovative solutions to complex technical problems to provide our customers with a secure system and new capabilities. In addition, you will interface and collaborate cross-functionally with government personnel, customer partners, subcontractors, local engineers, and geographically dispersed teammates.In this role, you will also perform the following:• POA&M Workoff Plan & Execution• EVSS Admin/System Vulnerability Audit/Analysis/Compliance/Remediation• Body of Evidence (BoE) Definition for customer assets as driven by change requests• Demonstration Test Plan (DTP) definition and execution• System Change Request and Software Build Technical Investigations• New and Version Upgraded COTS/GOTS Software Review and Security Risk assessment• Daily System Audit Analysis and Log Review• IATT/CONOPS definitions and approvals• Security Design and Architecture• STIG Hardening Guidance• Security Test Definition, Execution, and Gov. Witness Testing and Test Report Generation• Govt. Audit Support• Security Tool Design and System integration SupportBasic Qualifications: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 Operate2. Experience with NetBrain, Zenoss and Hewlett Packard Network Automation (HPNA)3. Familiar with eMASS, HBSS, ACAS, SCAP Compliance Checker (SCC), DISA STIGs4. Experience with Secure Configuration/Hardening of DoD Information Systems5. Experience with Intel Driven Threat Modeling, preferably classified Cyber Threat Intel Support6. Experience briefing complex cyber security principles to all levels of knowledge and skill7. Knowledge of NIST 800-538. Experience with RHEL and Windows Server/Professional9. Experience with SIEM and cloud technologies including LogRhythm, Splunk, Jira, and Confluence10. DoD 8570/8140 Certification11. Experience with responding to cyber incidents from detection through remediation.12. Intuitive and proactive self-starter that’s accountable and mission focused. #LMSpaceCyberEngSecurity Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.Clearance Level: TS/SCI w/PolyOther Important Information You Should KnowExpression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.Schedule for this Position: Standard Monday to Friday 40 hour work weekLockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.Experience Level: Experienced ProfessionalBusiness Unit: SPACERelocation Available: PossibleCareer Area: Cyber Security EngineeringType: Full-TimeShift: First