Associate Full Stack Software Engineer - Secret Clearance Required

WHAT WE’RE DOING

Lockheed Martin Rotary and Mission Systems is seeking a Software Engineer to join our team in King of Prussia, PA, supporting the EMC2 market segment. Our work supports United States Air Force and Navy programs within the Weapons Platform Integration organization, delivering software and systems that enable mission‑critical capabilities.

This role offers the opportunity to contribute to complex, high‑impact systems while working in a collaborative, agile environment.

As a Software Engineer, you will be a key member of an agile development team, contributing to the design, development, integration, and testing of software solutions supporting EMC2 programs.

You will work across the full software lifecycle and collaborate closely with systems engineers, architects, and fellow developers to deliver reliable, high‑quality software.

Key responsibilities include:

• Contribute to the design and development of software components in support of mission‑critical systems.
• Participate in agile development activities, including sprint planning, code reviews, and retrospectives.
• Develop and maintain full‑stack software solutions, contributing across front‑end, back‑end, and integration layers as appropriate.
• Support software testing activities, including unit, integration, and system‑level testing.
• Collaborate with cross‑functional teams to support system integration and resolve technical issues.
• Apply best practices for software quality, maintainability, and performance throughout the development lifecycle.

The EMC2 organization delivers advanced command and control capabilities that support joint and coalition operations. Our teams operate in fast‑paced, technically challenging environments where collaboration, innovation, and accountability matter.

At Lockheed Martin Rotary and Mission Systems, we believe great engineering is built by strong teams, continuous learning, and a shared commitment to mission success.

You are a curious, motivated software engineer who enjoys solving complex problems and contributing across the software stack. You take pride in writing clean, maintainable code and collaborating with teammates to deliver quality solutions.

You’re comfortable working in an agile environment, open to learning new technologies, and motivated by the opportunity to support real‑world missions with meaningful impact.

• Bachelor’s degree from an accredited college in a related field and 1 year of post‑grad experience, a master’s degree, or combined combination of education and experience.
• Programming experience in/with Java, Python, C#, ASP.NET MVC, HTML, JavaScript/Type Script, CSS/SASS, and Visual Studio.
• Must have Secret clearance to start with the ability to obtain a Top Secret clearance.
• Must be a US Citizen; this position will require a government security clearance. This position is located at a facility that requires special access.

• Linux
• Angular
• Webservices (SOAP, REST)
• SQL / stored procedure development
• SQL Server / SQL Server Management Studio
• Azure Dev Ops (ADO)
• Application servers - Microsoft IIS
• Test Automation experience
• Build/deployment automation experience (esp. TFS/msbuild)
• Agile team environment
• Strong verbal and written communication skills

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

Clearance Level: TS/SCI

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…