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Software Engineer Sr - Level 3

Job in Rockville, Montgomery County, Maryland, 20847, USA
Listing for: Lockheed Martin
Full Time, Part Time, Seasonal/Temporary position
Listed on 2026-10-09
Job specializations:
  • Software Development
    Software Engineer
Job Description & How to Apply Below
Requisition  Eligible?:
Yes

ERP amount: $5,000

Relocation:
Possible Type:
Exempt

Shift: 1

Clearance Prior to Start:
None Final Clearance:
Top Secret Pay Transparency: $ - $Experience Level: Experienced Professional FT/PT/Casual:
Full Time Department :
Space Business Unit:
Space 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.

The selected candidate will support the Space Data Networking (SDN) program by prototyping an advanced hardware network appliance and a software lifecycle network management system for use with software defined networking technology.

LM shall develop and prototype key components of the architecture and shall be responsible for providing the core network management system, our enterprise software, and Orchestrator while leveraging our cybersecurity/RMF capabilities.

The primary SDN goals for LM are to prototype and deliver an open, standards-based framework, ensuring full interoperability with Government-provided third-party components, and to demonstrate integrated operations.

As a member of the NSO ground team, the responsibilities include supporting agile software design and development activities using the best software development practices as well as supporting critical test preparation and events. The candidate will have a commendable work ethic, be a results-oriented team player, creative thinker and problem-solver, collaborating with an exceptional team of software and systems engineers prototyping features and solutions and demonstrating software features and capabilities to both internal and external partners.

The information below reflects the standard job description for this position:​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 Software development experience and proficiency in C++, Linux, and Python Excellent communication skills

Ability to work in a fast-paced environment

Ability to support occasional short-term domestic business travel (up to 25%)Experience with Agile development methodologies and collaboration tools (e.g., Jira, Git…
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