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The engineer will work across the full software development lifecycle, troubleshoot system anomalies, coordinate software upgrades, and develop technical solutions for complex software, configuration, network, and operating system issues. Salary range: $180k+/yr Location: Aurora, CO Clearance: Active TS/SCI with CI Polygraph required Certification: IAT Level II / Security+ required.

YEAR

Associates Systems

TS/SCI - Principal Software Engineer

ea_via_bold

GeoZone Definition: GeoZones are geographic groupings created by Lockheed Martin to align compensation ranges with regional labor markets and cost-of-labor differences across the United States. 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.

Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company that employs approximately 125,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.
	Our Mission:&nbsp; We solve complex challenges, advance scientific discovery and deliver innovative solutions to help our customers keep people safe and provide them essential services. 
	
	Our Vision:&nbsp;Be the global leader in supporting our customers to strengthen global security, deliver citizen services and advance scientific discovery.
	Our Values:
	
	<li style="margin: 0px 0px 0px 15px;">Do What's Right</li>
	<li style="margin: 0px 0px 0px 15px;">Respect Others</li>
	<li style="margin: 0px 0px 0px 15px;">Perform With Excellence</li>

Lockheed Martin Corporation

Software Engineer Stf - E4

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.• Experience writing and maintaining Groovy-based CI/CD pipelines.• • Experience managing package repositories such as Artifactory or Nexus, including the use of Maven, Helm, Docker, or YUM for custom package creation and mirroring in air-gapped or restricted environments.

Senior CI/CD Software Engineer

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience.• Experience writing and maintaining Groovy-based CI/CD pipelines.• • Experience managing package repositories such as Artifactory or Nexus, including the use of Maven, Helm, Docker, or YUM for custom package creation and mirroring in air-gapped or restricted environments.

Software Engineer Jenkins Groovy

Practical experience with relational databases—specifically PostgreSQL (schema design, index usage, writing performant SQL)—and Redis for caching, state management, or message buffering. Bachelor’s degree in a STEM field (Computer Science, Computer Engineering, Software Engineering, or related discipline) or equivalent practical experience.

Grvty

Software Engineer

Full Stack Developer, JavaScript Developer, Frontend Developer, Backend Developer, Web Developer, AngularJS Developer, MongoDB Developer, Cloud Software Engineer, Node.js Developer, Application Developer, etc. Computer Science, Software Engineering, Information Technology, Web Development, Computer Engineering, Data Science, Applied Mathematics, Information Systems, Systems Engineering, Cloud Computing, etc.

Cymertek

Software Engineer (JavaScript, AngularJS, MongoDB, AWS)

Benefits: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap, ten company holidays per year, annual merit assessments, and eligible to participate in an attractive bonus plan. Collaborate Across Teams: Partner with end-user Analysts, Systems Engineers, and fellow Software Engineers to plan, design, and develop complex electronic data processing systems that deliver value to the Intelligence Community.

Peraton Inc

Lead Full Stack Software Engineer

ADAPTED_NOW

BS Degree in a technical discipline and 7+ years of experience in software development or software engineering, or High School Diploma and 11+ experience in software development or software engineering. + Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required.

ManTech

CNO Software Engineer

BS Degree in a technical discipline or High School Diploma and 4+ years of experience in software development or software engineering. + Must have a current/active TS/SCI w/Polygraph security clearance and be willing and able to obtain another polygraph prior to start, if required.

Associate CNO Software Engineer

Benefits: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. The EMMETT program, a next gen Space Domain Awareness (SDA) Indications and Warning (I&W) system, establishes a repository of resident space objects (RSOs), finds RSOs of interest, and provides data to ground operators.

Software Quality Assurance Engineer

Benefits: Peraton offers enhanced benefits to employees supporting this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap, and eligibility to participate in an attractive bonus plan. Collaborate Across Teams: Partner with end-user Analysts, Systems Engineers, and fellow Software Engineers to plan, design, and develop complex electronic data processing systems that deliver value to the Intelligence Community.

Full Stack Software Engineer

Being situated at the foot of the Rocky Mountains, Aurora provides opportunities to enjoy all the beautiful nature that Colorado has to offer, while also being a 20-minute drive from downtown Denver and 15-minutes to the Denver International Airport. ARKA Group L.P. (“ARKA”) is an advanced technologies company serving the U.S. military, intelligence community, and commercial space industry delivering next-generation solutions to support the national security space enterprise.

ARKA Group, L.P.

Staff Software Engineer (Secret) {S}

Operational Excellence: Maintain operational availability for live enterprise applications, conducting performance tuning and rapidly diagnosing complex system, network, and container issues within highly regulated or secure customer infrastructures. Product Feedback Loop: Collaborate closely with the core engineering and product teams to integrate crucial customer-specific feedback, field insights, and technical requirements directly into the main product roadmap.

Senior Forward Deployed Software Engineer (Secret) {S}

We are looking for a Full Stack Developer who will be responsible for designing, developing, and implementing frontend and backend software for a complex web application Translating software requirements into working and maintainable solutions within the existing application frameworks. Being situated at the foot of the Rocky Mountains, Aurora provides opportunities to enjoy all the beautiful nature that Colorado has to offer, while also being a 20-minute drive from downtown Denver and 15-minutes to the Denver International Airport.

Full Stack Software Engineer (TS/SCI) {S}

BS Degree in a technical discipline and 20+ years of technical work experience or High School Diploma and 24+ years of technical work experience. MANTECH seeks a highly technical and mission-focused Expert CNO Software Engineer to join our team in Aurora, CO.

Expert CNO Software Engineer

BS Degree in a technical discipline and 14+ years of technical work experience or High School Diploma and 18+ years of technical work experience. MANTECH seeks a highly technical and mission-focused Senior CNO Software Engineer to join our team in Aurora, CO.

Senior CNO Software Engineer

Beyond direct design, the architect is expected to drive technical consensus through trade studies, proactively identify and mitigate technical risks, act as the primary technical interface to leadership, government customers, and sub-contractor CA/CE’s, and actively participate in the mentorship and growth of the distributed engineering team, ultimately joining our team to help shape the development and delivery of custom solutions and providing significant opportunities for personal skill development at ARKA. ARKA is seeking an accomplished Software Architect/Principal Software Engineer who is deeply customer mission-focused and passionate about providing strategic technical leadership in the software architecture and design of complex government systems, requiring proven experience leading programs involving 30+ developers in a distributed environment.

Principal Software Engineer (TS/SCI) {S}

Practical experience using Git (branching, merging, resolving basic merge conflicts, submitting pull requests) and running automated tests within CI/CD workflows. In this role, you will work alongside senior engineers to develop, test, and maintain backend services, data workflows, and system interfaces supporting mission-critical capabilities.

Junior Software Engineer

Computer Science, Software Engineering, Information Technology, Computer Engineering, Data Science, Systems Engineering, Network Engineering, Information Systems, Cloud Computing, Applied Mathematics, etc. Software Engineer, Java Developer, AWS Cloud Engineer, Linux Systems Developer, Backend Developer, Full Stack Developer, Cloud Software Engineer, Systems Engineer, DevOps Engineer, Application Developer, etc.

Software Engineer (Java, AWS, Linux)

Java Developer, Python Developer, Kafka Engineer, Backend Software Engineer, Data Pipeline Engineer, Distributed Systems Engineer, Real-Time Systems Developer, Streaming Data Engineer, Event-Driven Architect, Full Stack Developer, etc. Computer Science, Software Engineering, Information Technology, Computer Engineering, Data Science, Information Systems, Applied Mathematics, Systems Engineering, Network Engineering, Artificial Intelligence, etc.

Software Design Engineer Jobs in Lone Tree, CO

TS/SCI - Principal Software Engineer Associates Systems

Software Engineer Stf - E4 Lockheed Martin Corporation

Senior CI/CD Software Engineer Associates Systems

Software Engineer Jenkins Groovy Associates Systems

Software Engineer Grvty

Software Engineer (JavaScript, AngularJS, MongoDB, AWS) Cymertek

Lead Full Stack Software Engineer Peraton Inc

CNO Software Engineer ManTech

Associate CNO Software Engineer ManTech

Software Quality Assurance Engineer Peraton Inc

Full Stack Software Engineer Peraton Inc

Staff Software Engineer (Secret) {S} ARKA Group, L.P.

Senior Forward Deployed Software Engineer (Secret) {S} ARKA Group, L.P.

Full Stack Software Engineer (TS/SCI) {S} ARKA Group, L.P.

Expert CNO Software Engineer ManTech

Senior CNO Software Engineer ManTech

Principal Software Engineer (TS/SCI) {S} ARKA Group, L.P.

Junior Software Engineer Grvty

Software Engineer (Java, AWS, Linux) Cymertek

Java / Python / Kafka Software Engineer Cymertek

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