WHO WE ARE
Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering.
LM SPACE: WHAT WE'RE DOING
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.
THE WORK
Lockheed Martin is seeking a talented Level 3 Ground Software Engineer with a Final Top Secret security clearance to work from our King of Prussia, PA location .
We are looking for software engineers to craft and build innovative solutions for our customers. You will be part of an Agile team that utilizes state of the art commercial standard methodologies such as DevSecOps (automated testing, continuous integration, automated deployment, etc.) and modern development tools.
You will participate in progressing system capabilities from early design through site acceptance focused on software reuse, COTS/FOSS integrations, and innovative, affordable best practices. As a member of a hard-working team that are passionate about their trade, focused on mission and system quality, and supportive of timely delivery of features and capabilities. Be able to demonstrate effective communication skills and a desire to have fun with your work.
As Ground Software Engineer:
You will design, implement, test, and maintain object-oriented ground system software applications using Java, C#, Rust, Angular, Python
You will support modernization efforts geared toward achieving greater efficiency, security, automation and scalability
You will collaborate with an enthusiastic team of software, systems, and test engineers using the Agile Development methodology
Selected candidates will be required to possess Active Top Secret with adjudicated SCI Eligibility (i.e. TS/SCI) prior to starting employment.
This is an EARLY-MID CAREER (level 3) ROLE where candidates typically require 3+ years of professional experience and a BS degree.
If you think this describes you and you are looking for an opportunity to grow and challenge yourself then we would love for you to apply!
WHY JOIN US
Opportunity for Impact: Join a team that is at the forefront of innovation in the aerospace and defense industry and make a significant impact on the success of our organization.
Professional Development: Take advantage of unparalleled opportunities for growth and advancement within Lockheed Martin, with access to world-class training and development programs.
Collaborative Culture: Work alongside some of the brightest minds in the industry who share your passion for excellence and who are committed to supporting each other's success.
Competitive Benefits: Lockheed Martin employees play an active role in strengthening the quality of life where we live and work by volunteering more than 850,000 hours annually. Here are some of the benefits you can enjoy:
Medical
Dental
401k
Paid time off
Work/life balance
Career development
Mentorship opportunities
Rewards & recognition
We care about our employees and offer a generous benefits package : 401K, PTO, and work/life balance and more. Strong Software Development, Software Engineering background, with a track record of successful project delivery
Experience developing ground subsystems
Demonstrated expertise in Scaled Agile development methodologies, with excellent communication skills for effective collaboration and teamwork across Agile Development Teams.
Active TS Clearance required for consideration with the ability to obtain an SCI. Meaningful experience designing and implementing software solutions using the following technologies: Java, C#, Rust, Python, Apache Kafka, Apache ActiveMQ, ELK Stack/OpenSearch, PostgreSQL, Redis, Helm, Kubernetes
Cloud/containerization experience with a good understanding of distributed systems and designing for scalability
Experience developing microservices
Proficient in using Git for version control and collaboration
Working knowledge of DevSecOps Pipelines
Excellent understanding of Agile Methodologies as they relate to the Scaled Agile Framework
Experience with Agile, automated test, CI/CD, and regression testing
Committed with strong problem-solving skills applied to software engineering solutions
Experience with back end development and algorithms
Previous experience delivering highly reliable Communications / Ground subsystems
Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering.
LM SPACE: WHAT WE'RE DOING
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.
THE WORK
Lockheed Martin is seeking a talented Level 3 Ground Software Engineer with a Final Top Secret security clearance to work from our King of Prussia, PA location .
We are looking for software engineers to craft and build innovative solutions for our customers. You will be part of an Agile team that utilizes state of the art commercial standard methodologies such as DevSecOps (automated testing, continuous integration, automated deployment, etc.) and modern development tools.
You will participate in progressing system capabilities from early design through site acceptance focused on software reuse, COTS/FOSS integrations, and innovative, affordable best practices. As a member of a hard-working team that are passionate about their trade, focused on mission and system quality, and supportive of timely delivery of features and capabilities. Be able to demonstrate effective communication skills and a desire to have fun with your work.
As Ground Software Engineer:
You will design, implement, test, and maintain object-oriented ground system software applications using Java, C#, Rust, Angular, Python
You will support modernization efforts geared toward achieving greater efficiency, security, automation and scalability
You will collaborate with an enthusiastic team of software, systems, and test engineers using the Agile Development methodology
Selected candidates will be required to possess Active Top Secret with adjudicated SCI Eligibility (i.e. TS/SCI) prior to starting employment.
This is an EARLY-MID CAREER (level 3) ROLE where candidates typically require 3+ years of professional experience and a BS degree.
If you think this describes you and you are looking for an opportunity to grow and challenge yourself then we would love for you to apply!
WHY JOIN US
Opportunity for Impact: Join a team that is at the forefront of innovation in the aerospace and defense industry and make a significant impact on the success of our organization.
Professional Development: Take advantage of unparalleled opportunities for growth and advancement within Lockheed Martin, with access to world-class training and development programs.
Collaborative Culture: Work alongside some of the brightest minds in the industry who share your passion for excellence and who are committed to supporting each other's success.
Competitive Benefits: Lockheed Martin employees play an active role in strengthening the quality of life where we live and work by volunteering more than 850,000 hours annually. Here are some of the benefits you can enjoy:
Medical
Dental
401k
Paid time off
Work/life balance
Career development
Mentorship opportunities
Rewards & recognition
We care about our employees and offer a generous benefits package : 401K, PTO, and work/life balance and more. Strong Software Development, Software Engineering background, with a track record of successful project delivery
Experience developing ground subsystems
Demonstrated expertise in Scaled Agile development methodologies, with excellent communication skills for effective collaboration and teamwork across Agile Development Teams.
Active TS Clearance required for consideration with the ability to obtain an SCI. Meaningful experience designing and implementing software solutions using the following technologies: Java, C#, Rust, Python, Apache Kafka, Apache ActiveMQ, ELK Stack/OpenSearch, PostgreSQL, Redis, Helm, Kubernetes
Cloud/containerization experience with a good understanding of distributed systems and designing for scalability
Experience developing microservices
Proficient in using Git for version control and collaboration
Working knowledge of DevSecOps Pipelines
Excellent understanding of Agile Methodologies as they relate to the Scaled Agile Framework
Experience with Agile, automated test, CI/CD, and regression testing
Committed with strong problem-solving skills applied to software engineering solutions
Experience with back end development and algorithms
Previous experience delivering highly reliable Communications / Ground subsystems
Job ID: 523289398
Originally Posted on: 6/2/2026
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