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Software & IT

Cyber Systems Security Engineering Sr - E3

Lockheed Martin logoLockheed Martin$110,300–$204,900/yrKing of Prussia, PA, United StatesPosted 1mo ago

The posting names a Secret clearance.

The posting offers a 9/80, 4/10 or other compressed week. More with a 9/80 schedule

About the role

Standard Job Description

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? This position is for a Cyber Systems Security Engineer. The selected candidate will be part of a dynamic, team-oriented, and collaborative Cyber engineering team at the Valley Forge Campus in PA.

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

Basic Qualifications

  • Active Top-Secret Clearance (with investigation within 5 years)
  • Possess an approved DoD 8570 baseline certification.
  • Understanding of System Security Engineering (SSE) principles and process.
  • Understanding of Risk Management Framework (RMF) NIST SP 800-53
  • Understanding of Defensive Cyber Operations
  • Understanding of Penetration Testing and Planning
  • Knowledge of Windows Server Operating Systems (i.e., 2019/2022)
  • Knowledge of Linux Administration RedHat 9.X, 10X)
  • Experience in Cloud native environments
  • Bash and Shell scripting
  • Assessment experience

Desired Skills

  • Understanding of Argo CD
  • Understanding of Kubernetes
  • Understanding of Grype / Syft
  • Understanding of Trivy
  • Network traffic investigation
  • Vulnerability and Compliance management experience
  • Development of network topologies and authorization boundaries
  • Jira Experience
  • Executing in AGILE environments
  • System Security Plan and Body of Evidence Development.
  • Leadership Experience

Pay Information

Full-Time Salary Range: $110300.00 - $204900.00

At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow - both professionally and personally.

The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.

Benefits offered:Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.

  • Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
  • For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.

Copied from the listing Lockheed Martin published, verified 31 Oct 2026.

About Lockheed Martin

Lockheed Martin Space builds GPS and missile warning satellites, NASA's Orion crew capsule and deep space probes.

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