Full Stack Software Engineer Senior - Top Secret Clearance

JOB ID:

726842BR Date posted: May. 04, 2026

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. Within Space Security area, the Arctic Gates program is growing, and we are looking to expand our team of dedicated full stack software engineers to meet our Customer's needs. Our teams will be developing and integrating new Operational C2 systems in a virtual cloud environment and working closely with other Mission Partners to deliver a fully integrated system to the Customer comprised of critical software applications. As a member of the software scrum team, you'll be contributing to implementing the software features to create these new systems, and the work will include areas such as defining and implementing application programming interfaces (APIs) as part of the microservices architecture. Utilizing software development best practices, such as modern web frameworks, CI/CD pipelines, and automated unit tests, you will work together to provide a cloud system that meets enterprise milestones. This new role provides the opportunity to be a part of the entire software engineering lifecycle, where the candidate will be able to apply their skills at the lowest level all the way up through full system functionality. This is a unique opportunity to contribute to building a new system from the ground up, where you will have opportunities to shape the system, work side by side with the Customer, and gain new domain knowledge. If you are looking for a new position where each day you are challenged but also empowered to make decisions, then this opportunity if for you. Please note that this program is classified and the position is full-time, on-site, in King of Prussia, PA, with occasional opportunities to work from home.

Basic Qualifications:

Programming Languages/scripting - JavaScript/Node, C# Modern Web Frameworks - Angular/React/Vue.js/Ember.js GitLab pipeline for software project Currently active Top Secret security clearance, with either SCI or other special program access Experience working in a Top Secret environment Agile scrum experience and proficiency with Agile tools (Jira, Version One, Confluence)

Desired Skills:

Automated testing experience, able to identify scenario where unit test vs integration test would be useful Containerization experience UI Design - CSS, Astro UX, Material Design and creation of an API used by others (e.g., REST API, message broker-based API) REST or gRPC experience Active TS/SCI clearance

Security Clearance Statement:

This position requires a government security clearance, you must be a US Citizen for consideration.

Clearance Level:

Top Secret with Investigation or CV date within 5 years

Other Important Information You Should Know Expression 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 off Lockheed 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 Professional Business Unit:

SPACE Relocation Available:

Possible Career Area:

Software Engineering Type:

Full-Time Shift:

First At Lockheed Martin, we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges.

Pioneering Defense Technology:

From aerospace to outer space to cyber space, you can innovate mission solutions alongside the best minds in the business.

United By Culture:

Excellence, integrity, and collaboration define us. We accelerate change and embrace one another's perspectives to win for our customers.

Real Impact, Real Growth:

Grow your career and skills for life. Our wide array of opportunities and technology-driven learning programs enable your development and agility.

Your Health, Your Wealth, Your Life:

Competitive pay, comprehensive benefits and flexible schedules designed so you thrive — at work and beyond. Empowered to

Be Your Best:

Use your strengths to make a difference in the lives of one another, our customers, our communities, and our planet. Here, the possibilities are endless because we offer: Flexible Schedules, dependent on role

Levels:

Student, Entry, Mid, Senior, Management Locations:

Nationwide & OCONUS Positions