450 systems integrator jobs at 176 companies in Longmont, CO

3d
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Principal Systems Integrator
Englewood or Warrenton
$180k-$225k/yr OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
10+ YOE5+ MgmtU.S. citizenship, active TS/SCI clearance, bachelor's degree, 10+ years in NTM and overhead SIGINT mission integration, and 5+ years in systems engineering, integration, testing, software development, and team leadership.
Highly Integrated Versatile Enterprise (HIVE), Commercial Cloud Enterprise (C2E), SIGINT Mission Framework (SMF), SIGINT Production Chain (SPC)
1mo
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Systems Integrator - Mid
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
4+ YOE4+ years systems integration/engineering experience, ability to deploy and troubleshoot Linux-based software, working knowledge of APIs, databases, networking; TS/SCI clearance with polygraph required.
Linux, APIs, Databases, Containerization, CI/CD, SAFe, Agile
1mo
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Senior Systems Integrator
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
8+ YOEBachelor's degree or equivalent,8+ years systems integration/engineering experience,TS/SCI clearance with polygraph,Linux,scripting,CI/CD,containerized deployments,onsite at Government facility.
Linux, CI/CD, APIs
3w
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Principal Ground Systems Integrator
Chantilly or Colorado Springs or Denver
HybridFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
7+ YOEActive Secret clearance required (TS/SCI preferred); Bachelor's in STEM +9 yrs or Master's +7 yrs; systems engineering for software-intensive classified systems; cloud (C2S/SC2S), Agile, space/ground experience; strong communication and teamwork.
REST, ESB, SoapUI, Fortify, SSH, LoadRunner, Swagger, Parasoft, Fiddler, HAIPE, MPLS, SDN, CCSDS, CI/CD, PKI, DevSecOps, Amazon Commercial Cloud Services (C2S), Secret Commercial Cloud Services (SC2S), Risk Management Framework (RMF)
1mo
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Automation Systems Integrator
Platteville, Colorado, United States
$42-$57/hr FieldFull Time
Occidental Petroleum
Occidental PetroleumNYSE: OXY: Explores for and produces oil and gas resources.
3+ YOE2-year instrumentation/automation degree or equivalent experience, 3+ years oil field experience, PLC/HMI/RTU programming and troubleshooting, knowledge of analog/discrete instrumentation and communications protocols, MS Office proficiency.
Allen-Bradley, Rosemount, PLC, HMI, RTU, ControlNet, Ethernet I/P, MS Office, Word, Excel, Outlook, Windows Operating Systems
3w
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Systems Software Integrator - Level 3 or 4 (AHT)
Aurora, Colorado, United States
$104k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOEBachelor's plus 5 years or master's plus 3 years relevant experience for Level 3; higher experience for Level 4. Requires active Top Secret/SCI clearance, full-scope polygraph, Security+ certification, and proficiency with Git, Linux, shell scripting, Java, Docker, Kubernetes, Confluence, and Jira.
Git, Linux, shell scripting, Java, Docker, Kubernetes, Rancher, Confluence, Jira, Helm, Helmfile, Jenkins, GitLab CI, GitHub Actions, Prometheus, Grafana, Loki, AWS, Azure, GCP
3w
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Systems Software Integrator - Level 3 or 4 (AHT)
Aurora, Colorado, United States
$104k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEBachelor's with 5 years, master's with 3, or PhD with 1 year of relevant experience for Level 3; higher experience for Level 4. Requires TS/SCI with full-scope polygraph, Git, Linux, shell scripting, Kubernetes, Docker, Java, Atlassian tools, testing, and Security+ certification.
Git, Linux, shell scripting, Java, Docker, Kubernetes, Rancher, Atlassian Suite, Confluence, Jira, Helm, Helmfile, Jenkins, GitLab CI, GitHub Actions, Prometheus, Grafana, Loki, AWS, Azure, GCP
1w
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Systems Engineer
Lone Tree or Louisville or Englewood
$108k-$149k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
6+ YOEBachelor's degree in a related engineering field, 6+ years of systems engineering experience, systems modeling and simulation proficiency, requirements management, systems integration, risk management, and V&V knowledge.
DOORS, Cameo, MATLAB, Scrum
6d
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MK1 Vehicle Thermal and Fluids Integrator
Seattle or Florida or Denver or Washington
$121k-$169k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEBachelor's degree in aerospace, mechanical, systems engineering, or related field; 5+ years' systems engineering experience focused on spacecraft thermal and fluid systems; U.S. work authorization required.
Defense Biometric Identification System (DBIDS)
2mo
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Systems Architect
Aurora, Colorado, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
10+ YOE10+ years designing system architectures for on‑prem and cloud environments, DevSecOps, container orchestration (Kubernetes/OpenShift), DoD systems integration, Secret clearance, and a bachelor’s degree.
Kubernetes, OpenShift, AWS, SDLC, DevSecOps
2w
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Systems Engineer
Boulder, Colorado, United States
$120k-$145k/yr OnsiteFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
2+ YOEBachelor's degree in systems engineering, physics, electrical or optical engineering, plus 2+ years of systems engineering experience in complex multidisciplinary environments; requirements, risk, integration, and verification expertise required.
FMEA, FMECA, SRR, PDR, CDR, TRR, MRR, SIR, ORR, FPGA, ASIC
1mo
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Senior Systems Engineer
Loveland, Colorado, United States
$93k-$120k/yr OnsiteFull Time
Danaher
DanaherNYSE: DHR: Develops scientific instruments and diagnostic tools for healthcare markets.
5+ YOEBachelor's in Engineering, 5+ years systems engineering experience, requirements and system integration experience, root cause investigation, technical documentation ability.
JIRA
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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Senior Systems Engineer- Robotics and Autonomous Systems
Louisville, Colorado, United States
$100k-$160k/yr HybridFull Time
Stratom
Stratom: Develops autonomous off-highway vehicles and unmanned robotic systems.
5+ YOEBachelor's degree in engineering,5+ years systems engineering experience in electromechanical or autonomous systems,MBSE and V&V experience,safety and integration expertise,ability to mentor and support prototype testing.
MBSE, Cameo, MagicDraw, ROS, ROS2, MOSA
2d
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Systems Engineer (Systems Engineering Engineer-General)
Seal Beach or Kennedy Space Center or Herndon or Colorado Springs or Leesburg or Aurora or El Segundo
$165k-$239k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
14+ YOEBachelor's degree in a related technical field, 14+ years of related experience, active U.S. Top Secret clearance, and expertise in systems engineering, requirements, integration, verification, and testing.
Python, Tcl/Tk, Scaled Agile Framework
3w
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Systems Engineer
Golden, Colorado, United States
$130k-$150k/yr HybridFull Time
Tomorrow.io
Tomorrow.io: Weather intelligence platform for operational resilience and decision-making.
4+ YOERequires 4–7+ years developing, integrating, and testing complex systems, preferably satellite payloads; spacecraft subsystems, requirements, interfaces, verification, risk management, MBSE, orbital mechanics, and mission simulation experience.
AGI STK, GMAT, Orekit, Zoom
2mo
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Principal Systems Engineer
Centennial or Louisville
$174k-$239k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
15+ YOEBachelor's in related field, typically 15+ years' systems engineering experience. Advanced expertise in requirements management, system architecture, integration, verification/validation, and leading multidisciplinary development efforts.
DOORS, CAMEO EA, Rhapsody, MATLAB, SysML
2w
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Senior Systems Engineer
Aurora, Colorado, United States
$160k-$170k/yr OnsiteFull Time
Castalia Systems
Castalia Systems: Provides cybersecurity and intelligence analysis services to federal agencies.
8+ YOEBachelor's degree in a technical discipline, 8+ years of systems engineering or integration experience, government or mission-critical systems experience, technical project coordination, and active TS/SCI clearance.
Agile, DevSecOps
1mo
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Principal Systems Engineer – RF Systems
Westminster, Colorado, United States
$118k-$201k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
6+ YOEBS in engineering plus 6+ years experience (MS/PhD may substitute), systems engineering experience across lifecycle, RF/radar/communications/DSP/SDR/FPGA experience, requirements and integration experience, ability to obtain DoW security clearance.
MATLAB, Python, C/C++, Simulink, Jama, DOORS, FPGA
1mo
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Senior Systems Engineer
Westminster, Colorado, United States
$133k-$160k/yr OnsiteFull Time
CesiumAstro
CesiumAstro: Develops phased array communication systems for satellites and aircraft.
5+ YOEBachelor's degree in engineering or related field,5+ years experience with space-based communication payloads,systems engineering,requirements development,verification,CONOPS,systems integration,and strong communication skills.