Software Engineer Staff - Level 4 (Top Secret)

Reference: 729289BRPosted: 2026-05-26Location: King of Prussia, PennsylvaniaClearance: TS/SCICompany: Lockheed MartinDescription: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.• Generating and simulating operational level plans to explore the art of the possible, how we could defend the ultimate high ground in a future space war• Dynamically optimizing both terrestrial and space-based sensors to provide comprehensive space domain awareness• Strategically optimizing the placement and maneuvering of constellations of satellites to satisfy multiple, evolving prioritiesOur team leverages industry standard open-source software solutions such as GitLab, Kubernetes, Docker, and Rancher. Our automation-first and “everything as code” mindset allows our software engineers to focus their time and efforts on what is most important - building cutting edge functionality for our end users. As an engineer on an Agile Scrum Team, you will have the opportunity to rapidly develop and deploy solutions for a complex space system following core engineering principles, ultimately enabling the delivery of fully functioning mission capability to end users securely and continuously.Basic Qualifications:• Experience developing software in any of the following languages: Java, C++, JavaScript, Python• Experience with application containerization (Kubernetes, Helm, Docker, Containerd) in a cloud environment (AWS, Azure, OpenStack, OpenShift)• Experience working in an Agile development environment, using tools such as JIRA and Confluence• Experience with CI/CD - Deployment pipelines, automated build, and configuration tools (Gitlab, ArgoCD)• Must be a US Citizen; Must have a current Top Secret clearance with the ability to obtain and maintain a Top Secret/SCI security clearance. This position is located at a facility that requires special access.Desired Skills:• Recent on-program experience as a technical lead (e.g., architecture design, technical research, project management, define/enforce code quality standards, etc.)• Development experience with any of the following programming languages: Java or Python• Recent on-program Site Reliability Engineering (SRE) experience (e.g., automation, incident management, monitoring, optimization, programming/scripting, metrics, security, etc.)• Development experience with Linux and shell scripting (e.g., bash)• Familiarity with the Space Domain• Ability to communicate effectively and work in a collaborative environment• Ability to communicate verbally and in writing at a professional level• Demonstrated ability to establish strong team relationships and deliver exceptional results• Strong critical thinking and problem-solving skills• Ability to work effectively in a fast-paced and rapidly changing environment• Strong time management skills that enable on-time project delivery• Active TS/SCI security clearance#LMSpaceSoftwareEng#SpaceSecurity#SpaceNSSSecurity Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.Clearance Level: TS/SCIOther 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: 9x80 every other Friday offLockheed 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: Software EngineeringType: Full-TimeShift: First