Corporate Gray Online
  • Jobs
  • Companies
  • Post a Job
  • Resume Search
  • Employer Products
  • Job Seeker Products
  • Resources
  • Corporate Gray
  • Absolutely American
  • Proud American E-zine
  • Military Minute Podcast
  • Sign in
  • Sign up
  • Jobs
  • Companies
  • Post a Job
  • Resume Search
  • Employer Products
  • Job Seeker Products
  • Resources
  • Corporate Gray
  • Absolutely American
  • Proud American E-zine
  • Military Minute Podcast

66 systems integration and test engineer jobs found in Littleton

Refine Search
Current Search
Information Technology Littleton systems integration and test engineer
Refine by Job Categories
Engineering  (37) Security Clearance  (35) Electronics  (16) Program Management  (8) Media  (3) Management  (2)
Construction  (1) Telecommunications  (1) Energy  (1)
More
Refine by State
Colorado  (66)
Refine by Company Name
Lockheed Martin  (66)
Refine by Onsite/Remote
Onsite  (66)
Refine by Country
United States  (66)
Lockheed Martin
Feb 11, 2026
Staff Systems Integration and Test Engineer
Lockheed Martin Littleton, CO, USA
Description: Lockheed Martin is seeking a Staff level (Level 4) Systems Integration & Test Engineer to support the integration of the Conventional Prompt Strike (CPS) weapon system onto U.S. Navy submarines. In this senior technical lead role you will shape the end to end integration strategy, drive risk based decision making across the CPS industry and government ecosystem, and mentor the next generation of engineers. You will influence requirements, define architecture, and ensure the technical integrity of CPS submarine interface activities from concept through fielding. As the Platform Integration Systems Integration & Test Staff Engineer, you will: • Own the technical roadmap for CPS‑submarine integration, including power, thermal, data, mechanical, and structural interfaces. • Integrate knowledge from naval architecture, weapons control, ship‑yard processes, and certification standards to ensure a coherent system design. • Set integration objectives, define the...
Lockheed Martin
Apr 11, 2026
RF Engineer (Level IV) - Top Secret clearance
Lockheed Martin Littleton, CO, USA
Description: Position details: Location: Littleton, CO Work Schedule: 9x80 Position type: Full-time onsite (this is not a hybrid position) 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, in-vest, 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 work-force 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...
Lockheed Martin
Apr 11, 2026
Senior RF Engineer (Level III) - Top Secret clearance
Lockheed Martin Littleton, CO, USA
Description: Position details: Location: Littleton, CO Work Schedule: 9x80 Position type: Full-time onsite (this is not a hybrid position) 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, in-vest, 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 work-force 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...
Lockheed Martin
Apr 10, 2026
Electronics Systems Engineer II
Lockheed Martin Littleton, CO, USA
Description: Join Our Team as an Electronics Systems Engineer where you will participate in the development of a sophisticated state-of-the-art Avionics product in an extraordinary integrated product development environment. Location: This position does not support teleworking ;the selected candidate will be located near our Lockheed Martin Space facility in: Littleton CO and be expected to work a flexible 9x80 schedule in the office full-time. About Lockheed Martin Space 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...
Lockheed Martin
Apr 09, 2026
Systems Engineer: Performance Evaluation Team
Lockheed Martin Littleton, CO, USA
Description: Your invitation to a forward-thinking future! For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide affordable and credible strategic defense. We offer unique career opportunities and challenges on a program with a rich history and exciting future. We help keep this nation and our allies secure. The FBM Program is experiencing significant growth and we need your expertise to deliver amazing new technologies to our customers while maintaining the technical requirements of the strategic deterrence. We want you to support the FBM Program by joining the Systems Engineering Integration and Test (SEIT) team as a Systems Engineer. The SEIT Mission Integration team handles all system-level requirements for the Trident II ballistic missile (commonly known as the D5LE missile), oversees interface definitions, plans and executes verification processes, and has fingers in every development project under the FBM Program. We have a...
Lockheed Martin
Apr 09, 2026
Systems Engineer: Performance Evaluation Team
Lockheed Martin Littleton, CO, USA
Description: Your invitation to a forward-thinking future! For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide affordable and credible strategic defense. We offer unique career opportunities and challenges on a program with a rich history and exciting future. We help keep this nation and our allies secure. The FBM Program is experiencing significant growth and we need your expertise to deliver amazing new technologies to our customers while maintaining the technical requirements of the strategic deterrence. We want you to support the FBM Program by joining the Systems Engineering Integration and Test (SEIT) team as a Systems Engineer. The SEIT Mission Integration team handles all system-level requirements for the Trident II ballistic missile (commonly known as the D5LE missile), oversees interface definitions, plans and executes verification processes, and has fingers in every development project under the FBM Program. We have a...
Lockheed Martin
Apr 08, 2026
Ground Data Software Engineer
Lockheed Martin Littleton, CO, USA
Description: The Ground Data Systems and Services Organization is responsible for the architecture, development, deployment, and operation of Ground Data Systems (GDS) across all customer programs. We provide secure, scalable, and standardized solutions for programs across the Commercial Civil Space line of business, serving as a centralized hub of engineering expertise that enables mission success through innovative, cost-competitive, technologies and services. This position is for an early career Software Engineer for operational support and software development for the Ground Software Tools (GST) team of GDSSO in the Orion program. This position is in support of NASA's Artemis missions: Artemis 2, Artemis 3, Artemis 4, Artemis 5 and any future missions in development. This position will support development of Java + Groovy-based ground data products including command line, GUI-based, and web-based applications that support spacecraft telemetry data processing and analysis....
Lockheed Martin
Apr 04, 2026
Senior RF Engineer (Level III) - Top Secret clearance
Lockheed Martin Littleton, CO, USA
Description: Position details: Location: Littleton, CO Work Schedule: 9x80 Position type: Full-time onsite (this is not a hybrid position) 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, in-vest, 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 work-force 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...
Lockheed Martin
Mar 31, 2026
Software Engineer Staff
Lockheed Martin Littleton, CO, USA
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 FBM Missile Performance group maintains and uses a collection of tools, scripts, and...
Lockheed Martin
Mar 27, 2026
Systems Engineer Senior
Lockheed Martin Littleton, CO, USA
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. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Mar 26, 2026
Computer Vision Engineer (Level 2 - 5)
Lockheed Martin Littleton, CO, USA
Description: We are hosting a Lockheed Martin Space in-person hiring event in mid-April 2026. This event will be by invitation only and will take place near or in Littleton, CO. The actual date and location will be disclosed at a later date. Please apply to be considered. We are hiring levels 2-5. If you are interested in joining Lockheed Martin as a Systems Integration engineer, please apply to this requisition. This hiring event is for experienced professionals with an active security clearance. This event is for external applicants only. 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. About Lockheed Martin Space: Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a...
Lockheed Martin
Mar 24, 2026
Software Engineer (E2_CO)
Lockheed Martin Littleton, CO, USA
Description: WHO WE ARE The Skunk Works (Lockheed Martin Advanced Development Programs) is looking for world-class talent in Software Engineering to be a part of a team that will carry on our 80-year tradition-making history in advanced aircraft development. The vehicle management software team writes software for a wide range of aircraft subsystems that make an airplane fly. We are a highly innovative fast paced team working developing modular and reusable software to support both our current platforms and the aircraft of the future. WHAT’S IN IT FOR YOU 3-day weekend every weekend! 4-10 Mon-Thursday option + Flexible Schedules This team is working new development software where our team members get to work hands on from the lab to the aircraft in all stages of development, including design, code, integration, and lab and field test. We work on a wide range of technologies and give our team members the opportunity to drive their career towards their area of interest. You...
Lockheed Martin
Mar 24, 2026
Software Engineer (E3_CO)
Lockheed Martin Littleton, CO, USA
Description: WHO WE ARE The Skunk Works (Lockheed Martin Advanced Development Programs) is looking for world-class talent in Software Engineering to be a part of a team that will carry on our 80-year tradition-making history in advanced aircraft development. The vehicle management software team writes software for a wide range of aircraft subsystems that make an airplane fly. We are a highly innovative fast paced team working developing modular and reusable software to support both our current platforms and the aircraft of the future. WHAT’S IN IT FOR YOU 3-day weekend every weekend! 4-10 Mon-Thursday option + Flexible Schedules This team is working new development software where our team members get to work hands on from the lab to the aircraft in all stages of development, including design, code, integration, and lab and field test. We work on a wide range of technologies and give our team members the opportunity to drive their career towards their area of interest. You...
Lockheed Martin
Mar 24, 2026
Software Engineer (E4_CO)
Lockheed Martin Littleton, CO, USA
Description: WHO WE ARE The Skunk Works (Lockheed Martin Advanced Development Programs) is looking for world-class talent in Software Engineering to be a part of a team that will carry on our 80-year tradition-making history in advanced aircraft development. The vehicle management software team writes software for a wide range of aircraft subsystems that make an airplane fly. We are a highly innovative fast paced team working developing modular and reusable software to support both our current platforms and the aircraft of the future. WHAT’S IN IT FOR YOU 3-day weekend every weekend! 4-10 Mon-Thursday option + Flexible Schedules This team is working new development software where our team members get to work hands on from the lab to the aircraft in all stages of development, including design, code, integration, and lab and field test. We work on a wide range of technologies and give our team members the opportunity to drive their career towards their area of interest. You...
Lockheed Martin
Mar 21, 2026
Systems Engineer - Requirements and Verification Sr.
Lockheed Martin Littleton, CO, USA
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Mar 21, 2026
Systems Engineer - Requirements and Verification Sr.
Lockheed Martin Littleton, CO, USA
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. For over 70 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Mar 21, 2026
Responsible System Engineer - LE Missile
Lockheed Martin Littleton, CO, USA
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 Fleet Ballistic Missile (FBM) Program is seeking a Responsible Engineer to...
Lockheed Martin
Mar 20, 2026
Senior Reliability Engineer
Lockheed Martin Littleton, CO, USA
Description: "Ahead of Ready" About Lockheed Martin Space: 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. 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 About the Team: As part of the central reliability team, the...
Lockheed Martin
Mar 19, 2026
Software Quality Engineer Senior
Lockheed Martin Littleton, CO, USA
Description: This position requires Active Top Secret security clearance with ability to obtain SCI access. 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. The Software Quality Engineer responsibilities include: • Independent evaluation of software processes and products and their conformity to standards, models, and software engineering program-defined processes • Ensuring quality is built into program processes and products by checking for completeness, consistency, correctness, and conformance throughout the entire software development life cycle and maintenance activities to determine whether the program's objectives have been satisfied and if continuous improvement is needed • Developing, monitoring, measuring, and analyzing software metrics...
Lockheed Martin
Mar 18, 2026
Software Engineer Sr Staff, Architect
Lockheed Martin Littleton, CO, USA
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. Lockheed Martin is leading the way in hypersonic missile development and we want you to be a part of it! We are creating the first hypersonic boost/glide system for the US Army and Navy here on the Conventional Prompt Strike (CPS) program, and our NGC-SW Integrated Product Team (IPT) is responsible for the algorithms and software that control it. Our group includes the Navigation, Guidance, and Control (NG&C or GN&C) subsystem, which flies the missile and glide body, and the embedded Flight Software (FSW) which hosts the NG&C algorithms and provides health, status, and sequencing for the entire system. Additionally, we develop and maintain the Flight Software testbeds (HILs or...
  • Home
  • Contact
  • About Us
  • Terms & Conditions
  • Employer
  • Post a Job
  • Search Resumes
  • Sign in
  • Job Seeker
  • Find Jobs
  • Create Resume
  • Sign in
  • Facebook
  • X
  • Instagram
  • LinkedIn
© 2008-2026 Corporate Gray, powered by Absolutely American, Inc.