Software Engineer - Senior

At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing people are on a mission to make a difference in the world and every single day we use our skills and experiences to create, design and build solutions to some of the world’s hardest engineering problems. Our culture encourages employees to dream big, perform with excellence and create incredible products.

We provide the resources, inspiration and focus. If you have the passion and courage to dream big, we want to build a better tomorrow with you.

We are seeking a motivated, results‑driven Software Engineer to join the Storm breaker program within LM Space. Our team develops innovative enterprise, Cloud and application-based solutions for mission management, command and control, planning and scheduling along with world‑class operations and sustainment capabilities of space‑based programs in support of national security.

In this role you will be part of an agile development team responsible for designing, developing, and maintaining end‑to‑end solutions built on .NET8+ and modern front‑end frameworks (Angular or React). As an experienced developer on the team, you will have a role in shaping the solutions the team develops. This is a unique opportunity to contribute to innovative, forward‑leaning programs while working alongside some of the brightest minds in the industry.

This is an EARLY‑MID CAREER (level
3) ROLE where candidates typically require 3+ years of professional experience and a BS degree or above.

An active TS/SCI clearance is required for consideration.

• 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.

• 3+ years experience in software engineering or related discipline
• Understanding of software development using C# and object-oriented programming principles
• Demonstrated proficiency developing applications for .NET8+
• Front end development experience using JavaScript/Type Script, HTML, CSS, and a modern framework/library such as Angular or React
• Ability to communicate effectively and work in a collaborative environment
• Active TS/SCI security clearance is required for consideration

• Demonstrated experience with Agile Scrum methodologies, including use of JIRA or similar workflow management tool
• Experience with source control (Git) and CI/CD Pipelines
• Experience writing automated integration and end-to-end tests
• Experience with Docker & Kubernetes for container orchestration and deployment of .NET services
• MVC architectural experience (ASP.NET MVC, Razor Pages, or similar) for building clean, testable web applications
• Understanding of secure development best practices
• Ability to take ownership of the full software lifecycle— from conception through operational support.

This position requires a government security clearance; you must be a U.S. Citizen for consideration.

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…