484 systems software engineer jobs at 174 companies in Longmont, CO

4w
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Advanced Software Systems Engineer
Boulder, Colorado, United States
$119k-$128k/yr HybridFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Engineers secure communication and mission-critical defense technology systems.
3+ YOEBachelor's in systems engineering (or related) with 5+ years or Master's with 3+ years, DoD Secret clearance required, U.S. citizenship, experience with systems-level software development, MBSE, cloud and DevOps tooling.
Model-Based Systems Engineering (MBSE), AWS, Azure, RHOSP, VIO, Kubernetes, Rancher, Docker, OpenShift, Ansible, Terraform, Terragrunt, Packer, STIG, RMF
1mo
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Senior Systems Software Engineer
Durham or Fort Collins or Colorado Springs or Houston or Andover
$121k-$277k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
6+ YOEBachelor's in CS/CE/EE (Master's preferred), 6+ years developing software for complex systems; strong C/C++, Python, OS and concurrency knowledge; experience with storage/distributed systems and cross-layer debugging; mentoring experience.
C, C++, Python, SCSI, iSCSI, NVMe, Fibre Channel, Artificial Intelligence tool chains
1mo
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Senior Systems Software Engineer
Durham or Fort Collins or Colorado Springs or Houston or Andover
$121k-$277k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
6+ YOEBachelor's in CS/CE/EE (Master's preferred), 6+ years developing system-level software, strong C/C++ and Python skills, OS and concurrency knowledge, storage/distributed systems experience, debugging and cross-layer troubleshooting, leadership and mentoring experience.
C, C++, Python
2w
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Software Systems Engineer Staff
Littleton, Colorado, United States
$120k-$165k/yr OnsiteFull Time
Redwire
RedwireNYSE: RDW: Manufactures infrastructure and hardware components for diverse space missions.
8+ YOE8+ years engineering experience in space or embedded/real-time systems, degree in engineering field preferred, US citizenship/ability to obtain clearance, experience with requirements, integration, and verification.
JAMA, DOORS, CAMEO Systems Modeler, MBSE, SysML, RTOS, EGSE
2w
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Software Engineer–Systems (Associate/Experienced)
Chantilly or Aurora or Mesa
$94k-$171k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOEActive U.S. Top Secret clearance, bachelor\u0002s degree, 1+ years systems/software engineering experience, familiarity with Agile/SAFe, and customer briefing skills.
Jira, Confluence, Crucible
1mo
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Principal Software Systems Engineer
United States or Arlington or Denver or Houston or Merritt Island
RemoteFull Time
Airbus U.S. Space & Defense
Airbus U.S. Space & DefenseEuronext Paris: AIR: Provides satellite, helicopter, and cybersecurity solutions for U.S. defense.
15+ YOEBachelor's in STEM (Masters preferred). 15 years' experience with BS (12 with MS) in aerospace software systems, MBSE and requirements management (DOORS), ability to obtain government security clearance, US citizenship required.
Model Based Systems Engineering (MBSE), DOORS
1mo
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Senior Systems Software Engineer
Durham or Fort Collins or Colorado Springs or Houston or Andover
$121k-$277k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
6+ YOEBachelor's in CS/CE/EE or related, 6+ years building system-level software; strong C/C++ and Python skills; OS, concurrency, and cross-layer debugging experience; familiarity with storage or networking protocols.
C, C++, Python, SCSI, iSCSI, NVMe, Fibre Channel, Artificial Intelligence tool chains
2w
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Software Engineer–Systems (Associate/Experienced)
Chantilly or Aurora or Mesa
$94k-$171k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
1+ YOEBachelor's degree or equivalent, active U.S. Top Secret clearance (willing to sit for CI polygraph),1+ years systems/software engineering experience, familiarity with Agile/SAFe, and customer briefing skills.
Jira, Confluence, Crucible, Microsoft Excel
3w
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Senior Spacecraft Systems Engineer – Software
Westminster, Colorado, United States
$134k-$161k/yr OnsiteFull Time
CesiumAstro
CesiumAstro: Develops phased array communication systems for satellites and aircraft.
5+ YOEBachelor's degree in engineering, 5+ years systems/software/embedded experience, experience decomposing requirements and creating verification plans, embedded systems and interface experience.
Python, C++, C, Java, Bash, Git, IDEs, debuggers, CI/CD platforms, Linux, Windows, Unix, TCP/IP, UDP, Serial, USB, Ethernet, APIs, requirements tools, issue tracking systems, automated test tools
2mo
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Ground Software Systems Engineer
El Segundo or Colorado Springs or Aurora
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
7+ YOE7+ years in ground system components and software development (C++/Python), 2+ years in program reviews and software design documentation, agile, secret clearance, STEM degree.
C++, Python, Java, C, C#, JavaScript, React, NodeJS, PHP, Drupal, .NET
3w
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Flight Software Systems Engineer
Greenwood Village, Colorado, United States
$100k-$135k/yr OnsiteFull Time
York Space Systems
York Space SystemsNYSE: YSS: Designs and manufactures modular spacecraft platforms and mission solutions.
2+ YOEBachelor's in computer/electrical engineering or CS,2+ years embedded software experience, proficiency in C/C++,Git/Gitlab,Atlassian JIRA,hardware/software integration skills,and clearance eligibility.
Atlassian JIRA, C, C++, Git, Gitlab, embedded Linux
1mo
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Software Systems Testing Engineer Sr
Littleton, Colorado, United States
$93k-$164k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Senior software test engineer for flight software qualification with strong embedded software V&V, system integration, Python/C++/C automation, HIL test benches, CI/CD, telemetry analysis, and ability to obtain Interim Top Secret clearance (US citizenship required).
Python, C++, C, Hardware-in-the-Loop (HIL), dSPACE, National Instruments, Speedgoat, MATLAB, Simulink, STK, CI/CD, Oscilloscope, Digital Multimeter, Logic Analyzer, Protocol Analyzer, Agile Scrum
1mo
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Systems Software Engineer - Object Storage
Centennial, Colorado, United States
$130k-$170k/yr HybridFull Time
Quantum
QuantumNASDAQ: QMCO: Provides data storage and management solutions for unstructured data.
12+ YOE12+ years systems-level software experience with C/C++ or Rust, strong distributed systems and Linux debugging/profiling skills, concurrency expertise, and excellent communication; able to work on-site in Centennial, CO core hours.
C/C++, Rust, Linux, Git, Jira, Kubernetes, Amazon AWS S3 API, Linux I/O subsystem
2mo
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Ground Software Systems Engineer
El Segundo or Aurora or Colorado Springs
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
7+ YOE7+ years in ground system components and software development; 2+ years in design docs and test procedures; Secret clearance; BS in STEM; Top Secret preferred
C++, Python, Java, C#, C, NET, JavaScript, React, NodeJS, PHP, Drupal, DO-178C
1mo
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Software Systems Engineer II
Centennial or Louisville
$106k-$145k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
2+ YOEBachelor's degree (or equivalent), 2+ years related experience, strong programming skills, software development principles, Agile experience, Git proficiency, and ability to obtain/maintain Secret U.S. security clearance; U.S. citizenship required.
DOORS, Rhapsody, NoMagic, MATLAB, Git
3w
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Software Engineer - RFGL Systems
Washington or Boulder
$90k-$131k/yr HybridFull Time
Spire Global
Spire GlobalNYSE: SPIR: Operates satellite constellations for global tracking and weather analytics.
2+ YOE2+ years software engineering experience, hands-on AWS (EC2,S3,Lambda,ECS/EKS,CloudWatch,IAM), Python, Linux/bash, production systems reliability and monitoring, strong communication and teamwork skills.
AWS EC2, S3, Lambda, ECS, EKS, CloudWatch, IAM, Python, Linux, bash, Spark, Kafka, Databricks, Terraform, Ansible, CloudFormation, Docker, Kubernetes, GitHub Actions, Prometheus, Grafana, ELK, C++
3w
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Sr. Software Systems Engineer - Lunar Permanence
Seattle or Denver
$156k-$237k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEBS or higher in CS/CE/AE or equivalent, 8+ years experience, experience with safety-critical software (NPR 7150.2D/DO-178), spacecraft systems, requirements and verification, cross-discipline leadership, US work-eligibility required.
Model-Based Systems Engineering (MBSE), Agile, C/C++, Python, JavaScript
1mo
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Systems Engineer
Boulder, Colorado, United States
$100k-$120k/yr OnsiteFull Time
The GEO Group
The GEO GroupNYSE: GEO: Operates private correctional facilities and community reentry programs.
3+ YOEBachelor's in engineering, 3+ years system testing/validation across hardware/firmware/software, system engineering knowledge, test plan and NPI experience, Matlab/Simulink familiarity, strong communication and troubleshooting skills.
Matlab, Simulink
3mo
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Systems Engineer
Littleton, Colorado, United States
$110k-$155k/yr OnsiteFull Time
Stellar Solutions
Stellar Solutions: Provides engineering and technical services for aerospace and defense.
5+ YOEBachelor's in relevant engineering, minimum 5 years systems engineering experience, test campaign and hardware/software integration experience, strong analytical skills; Python and Agile preferred.
Python, Agile
1mo
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Software Systems Integration Engineer - Level 5
Aurora, Colorado, United States
$161k-$241k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEActive U.S. DoD Top Secret/SCI clearance, Sec+ (or equivalent), extensive systems integration and test experience, Linux and GitLab familiarity, ability to develop test plans and troubleshoot software/logs.
Linux, GitLab, Kubernetes