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Software Engineer Stf - Level 4

Lockheed Martin
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King of Prussia, PA, USA
Sep 20, 2026

Standard Job Description

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 priorities


Our 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.

Plans, conducts, and coordinates software development activities. Designs, develops, documents, tests, and debugs software that contains logical and mathematical solutions to business/mission problems or questions in computer language for solutions by means of data processing equipment. Applies the appropriate standards, processes, procedures, and tools throughout the development life cycle. Applies knowledge of computer hardware and software, subject matter to be programmed in business/mission applications, information processing techniques used, and information gathered from system users to develop software. Corrects program errors, prepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Ensures software standards are met.

Basic Qualifications

  • Recent experience in software development using JavaScript, Node.js, and Java for full-stack development

  • Recent JavaScript library experience with web-based components (e.g., Lit, React, Angular)

  • Experience with Git/Gitlab/Git Bash for software version control

  • Experience with CI/CD - Deployment pipelines, automated build, and configuration tools

  • Experience with application containerization (e.g., Docker, Kubernetes, Helm, Rancher, etc.) in a cloud environment (AWS/Azure/Openstack/Openshift)

  • Experience working in an Agile development environment, using tools such as Jira and Confluence

  • Bachelor’s degree in a computer science, computer engineering, other engineering discipline, or equivalent experience

  • Familiarity with software test best practices, including unit test, integration test, and end-to-end test

  • US Citizenship Required: No clearance required to start but must be able to obtain and maintain a TS/SCI security clearance

Desired Skills

  • Experience with API design and development, such as RESTful APIs

  • Knowledge of database management systems, such as PostgreSQL or MySQL

  • Experience with microservices and microservice architecture

  • Experience with SpringBoot or Quarkus for backend Java development

  • Experience with LIT for JS front-end

  • Experience with HTML/CSS

  • Experience with Helm charts for infrastructure as code (IaC)

  • Familiarity with the Space Domain

  • Ability to communicate effectively and work in a collaborative environment

  • Experience in running unit tests with Playwright and/or integration testing with Cucumber

  • Experience working on large-scale software projects with multiple teams and stakeholders


#LMSpaceSoftwareEng
#SpaceSecurity

Pay Information

Full-Time Salary Range: $135700.00 - $251900.00

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.

Job ID

996476194126
About Lockheed Martin

The F-35, PAC-3, and the GOES weather satellite...What do all of these technologies have in common? Talented people, our employees are the core of our business here at Lockheed Martin. As the leading global security, aerospace and information technology company-and the largest provider of IT services, systems integration & training to the U.S. government-we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges.

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