Software Systems Engineer
Lockheed Martin Corporation
Basic Qualifications Experience with python and C++ Experience with JIRA, Confluence and Perforce Experience as a Software Systems Engineer Ability to work in a dynamic team environment Strong interpersonal communication skills 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 Orion Program is seeking a Software Systems Engineer. In This Role You Will Apply systems engineering techniques to impact the Orion software product. Create software requirements and design by analyzing mission requirements Work across software teams to ensure interfaces and dependencies are sufficient and understood Desired Skills Previous Orion experience Previous SCM experience #LMSpaceSoftwareEng Ability to work remotely Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility. #J-18808-Ljbffr
$143.7k - $197.61k
...Sierra Space, we build the missions and systems that keep our world secure in the domain... ...extraordinary team. About The Role The Sr Systems Engineer contributes to the development and... ...and test criteria for satellite ground software systems. Strong understanding of...SuggestedWork experience placement- ...Description Posted Thursday, December 18, 2025 at 5:00 AM York Space Systems was founded to radically improve spacecraft affordability and... ...are seeking to fill several roles on the Mission Lead Systems Engineering team at York. We are seeking experienced and highly motivated...SuggestedPermanent employmentWork at officeLocal areaWorldwide
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...reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration... ...! Responsibilities Work with systems engineers, hardware responsible engineers, developers, and program managers to define software requirements for avionics components....SuggestedPermanent employmentTemporary workLocal area- Oasys, Inc. is seeking a full-time Senior Software Engineer, Level 3, to support the software engineering lifecycle in Littleton, CO. The ideal candidate will have experience with C/C++, embedded systems, and a Bachelor's degree in computer science or a related field. This...Full time
- Four Sea Group, Inc. seeks a Software Engineer in Littleton, Colorado to support software development in an agile environment. The role involves designing scalable software, ensuring integration with backend services, and collaborating with cross-functional teams. Ideal...
$140k - $177k
...Boom is developing the Symphony supersonic engine, which powers the Overture supersonic... ...production plans into a single, coherent system that accelerates everything we do. Where... ...to translate workflow needs into working software. Iterate quickly with engineers, shipping...Permanent employmentFlexible hours$145.19k - $203.26k
..., safe, and low-cost space vehicles and systems within a culture of safety, collaboration... .... As part of a hardworking team of engineers, you will ensure our spacecraft satisfies... ...required capabilities for our mission. As a Software Systems Engineer on the Spacecraft...Permanent employmentTemporary workLocal areaRelocation- Rocket Lab in Littleton, CO is seeking a Senior Software Engineer I/II to advance aerospace software. You will develop next‑generation simulation and modeling tools supporting flight and ground software, with a stack including .NET, Angular, and relational databases. The...
- Eaton is seeking a Lead Systems Application Engineer to manage customer-facing Demand Response deployment projects. This remote role requires up to 50% travel and candidates must reside in specific states including Colorado and Utah. The ideal candidate will have a Bachelor...Remote work
- Job Summary General Atomics Electromagnetic Systems (GA-EMS) designs and manufactures first‑of‑a‑kind electromagnetic and electric power... ..., and commercial customers worldwide. Space Systems Team - Engineering Team Lead Our Space Systems team is looking for an experienced...Full timeFor subcontractorWorldwide
- ...join our team in Denver, Colorado. This role involves defining software requirements for avionics components, managing hardware-software integration, and leading team members in software systems engineering best practices. We are dedicated to the mission of safe human spaceflight...
$120k - $160k
Rocket Lab USA is seeking a Senior Software Engineer I/II for their Littleton, CO location. This role focuses on designing and optimizing simulation models for complex engineering challenges. Ideal candidates will have a strong background in simulation engineering and computational...$116.48k - $208.51k
General Atomics is seeking an experienced Engineering Team Lead for the Space Systems team to supervise systems engineering for space systems and associated ground and launch systems. This full-time position requires strong leadership and communication skills, along with...Full time- Rocket Lab is seeking a Flight Software Engineer II for our Littleton, CO site. You will develop flight software for Space Systems programs, spanning requirements through testing, with on‑orbit validation opportunities. The role emphasizes implementing software for RTOS...
$143.49k - $197.29k
...analytical skills, this is the opportunity for you! As a Senior Systems Security Engineer, you will lead the design and implementation of our... ...reliably across the DevSecOps pipeline. Implement and maintain software supply chain security controls in Artifactory — Xray...Work experience placementWork at officeLocal areaRemote work- Cimarron Inc. is seeking a Flight Software Developer to join their team for a human spaceflight program. This position is fully remote,... ...will have over 5 years of experience in C++, Python, and embedded systems while possessing a Bachelor's degree in a related field. The...Remote job
$100k - $120k
Rocketlab is seeking a Flight Software Engineer II based in Littleton, Colorado. In this role, you will support the development of flight software for space systems programs and actively contribute to design and testing. The ideal candidate holds a relevant Bachelor’s...$76.5k - $134.9k
...WHAT WE'RE DOING Lockheed Martin Rotary and Mission Systems is looking for Software professionals to work on Cross-Domain Solution (CDS) products... ...Additionally, the proven ability to provide software engineering is required. Flexibility and agility to changing...Hourly payFull timeTemporary workPart timeWork experience placementInterim roleWork at officeRemote workRelocationFlexible hoursShift work3 days per week$76.5k - $134.9k
...Programs' we deliver a wide range of hardware and software solutions that provide mission-critical capabilities... ...development. Additionally, we leverage Model-Based Engineering and Test Automation to enhance our system architecture, design, and testing processes. By...Full timeTemporary workPart timeWork experience placementWork at officeRemote workWork from homeRelocationFlexible hoursShift work3 days per week- ...Group, LLC in Littleton, Colorado seeks a candidate for their Software Obsolescence team. In this role, you will analyze the Software... ...Support. The ideal candidate will have a Bachelor's degree in Engineering and experience in obsolescence management principles, along with...
- Bachelor's, Master's, or PhD in Engineering or related technical discipline (or equivalent engineering experience) 9+ years with a Bachelor... ...with ability to obtain TS/SCI Proven experience leading system verification & validation (V&V) efforts on space, satellite, or...
$140k - $177k
...Englewood, Colorado, is seeking a developer to integrate core systems into a unified workflow and build full-stack internal applications... ...0 annually, and opportunities for collaboration with aerospace engineers to enhance workflows. Come join the mission to revolutionize...- ...Overview A fast-growing space technology company focused on orbital safety and space domain awareness is seeking a Lead Spacecraft Systems Engineer to drive the development of next-generation small satellites. This is a hands-on leadership role with full ownership of...
$155k - $215k
...technology that solves the next generation of engineering, manufacturing, and operational... ...technology at the intersection of spacecraft, software, and AI to enhance the capabilities of... ...We are seeking a Staff or Principal Systems Engineer to join our team as a Lead Systems...Permanent employmentFor subcontractor$95k - $150k
Altamira Technologies Corporation, located in Littleton, Colorado, is seeking talented Software Engineers for full-stack development. The role involves producing software based on user needs and leveraging various technologies such as Java, Python, and JavaScript. The...- ...: Yes Notes : Selling points for candidate : Project Verification Info :The information provided below is for Apex Systems AV use only and is not to be distributed publicly, or to any third party. Any distribution of the below information will result in...Local areaRelocation
$73.4k - $129.26k
...Programs' we deliver a wide range of hardware and software solutions that provide mission-critical capabilities... ...development. Additionally, we leverage Model-Based Engineering and Test Automation to enhance our system architecture, design, and testing processes. By embracing...Full timeTemporary workWork experience placementWork at officeRemote workWork from homeRelocationFlexible hoursShift work3 days per week$70.1k - $123.63k
...Programs' we deliver a wide range of hardware and software solutions that provide mission-critical capabilities... ...development. Additionally, we leverage Model-Based Engineering and Test Automation to enhance our system architecture, design, and testing processes. By embracing...Full timeTemporary workWork experience placementWork at officeRemote workWork from homeRelocationFlexible hoursShift work3 days per week
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