80 engineer i systems engineering jobs at 37 companies in Lafayette, CO

3w
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Systems Engineer I - Core Systems Engineering
Broomfield or Boulder
$65k-$110k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
BS in engineering required, experience in systems engineering processes, requirements development/verification, detail-oriented, presentation and teamwork skills; eligible for Top Secret/SCI with polygraph.
DOORS, Jama, Cameo Requirements Modeler
3w
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Engineer I – Systems
Boulder, Colorado, United States
$65k-$110k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
BS in engineering or related field required; eligible to obtain TS/SCI clearance; experience with systems engineering, requirements traceability, and gate reviews; strong attention to detail and presentation skills.
DOORS, Jama, Cameo Requirements Modeler
1w
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Senior Systems Engineer I
Burnsville or Houston or Minnesota or Texas or Faribault or Merrimack or Murfreesboro or Waukesha or Charlotte or Mayfield or Loveland or Victoria or Montreal
$116k-$133k/yr OnsiteFull Time
Trystar
Trystar: Designs and manufactures electrical power distribution and backup equipment.
3+ YOEBachelor’s degree in engineering and 3–7 years of electromechanical systems experience focused on electrical power systems. Requires systems engineering, testing, troubleshooting, communication, and Microsoft Office 365 proficiency.
Microsoft Office 365, SolidWorks, SolidWorks Electrical, AutoCAD, AutoCAD Electrical, ERP, PLM, Vault, NFPA 70E, UL1008, UL508A, UL1691, UL489, UL924, UL1741, UL9540, NFPA 70, NFPA 101, NFPA 99
3mo
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Supervising Systems Engineer I
Englewood, Colorado, United States
$110k-$128k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Global provider of engineering, technical, and mission support services.
5+ YOE2+ MgmtBachelor’s degree in a technical discipline, 5–7 years of engineering experience, systems engineering and technical team leadership experience, INCOSE ASEP, US citizenship, and requirements management expertise.
Jama, DOORS, TraceCloud
2mo
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Senior Engineer I - Systems
Boulder, Colorado, United States
$70k-$143k/yr OnsiteFull Time
Microchip Technology
Microchip TechnologyNASDAQ: MCHP: Designs and manufactures microcontrollers and mixed-signal semiconductor solutions.
5+ YOEBachelor's in STEM, 5+ years systems engineering experience (requirements, design, implementation, verification), Python/MATLAB experience, familiarity with digital test equipment, US citizenship required; up to 15% travel.
Python, MATLAB, Linux, Unix, Oscilloscope, Spectrum Analyzer, Multi-Meter
4w
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Systems Engineer I – Manufacturing Execution
Westminster, Colorado, United States
$65k-$110k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
BS in engineering, ability to develop and support manufacturing execution tools, troubleshoot complex systems, and work with cross-functional teams; must be eligible for Secret clearance.
C#, .NET, Blazor, CSS, SQL, Microsoft SQL, SQLite, Denodo, LINQ, Git, Azure DevOps, CI/CD, Python
1mo
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Systems Engineer I
Denver, Colorado, United States
$70k-$83k/yr OnsiteFull Time
Robert Bosch
Robert Bosch: Global supplier of technology and engineering services.
1+ YOETechnical 2-year degree or higher, 1+ years low-voltage/security systems design experience, certifications in access control/video/intrusion platforms, NEC knowledge, Microsoft Office proficiency, ability to pass pre-employment screening.
Microsoft Office, SQL, VPN, VMS, CAD
2mo
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Control Systems Developer I
Fort Collins, Colorado, United States
$70k-$82k/yr OnsiteFull Time
Interstates
Interstates: Provides industrial electrical construction and automation engineering services.
Design, program, and commission PLC and HMI-based industrial control systems; strong customer interaction, documentation, and system integration skills; bachelor's or associate degree in engineering or equivalent experience preferred.
2mo
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Mechanical Systems Engineer I
Boulder or Jefferson County
$75k-$85k/yr OnsiteFull Time
Electra
Electra: Decarbonizing iron production through low-temperature electrochemical refining technology.
0+ YOEBachelor's in mechanical or electromechanical engineering, 0–2 years relevant experience, CAD familiarity, Microsoft Office proficiency, ability to support fabrication, testing, troubleshooting, and produce engineering documentation.
CAD, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft OneDrive, Microsoft SharePoint
4w
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Systems Engineer
Denver or Sterling
$114k-$208k/yr OnsiteFull Time
GRVTY
GRVTY: Develops defense technology, cyber, and intelligence software solutions.
5+ YOEActive TS/SCI clearance, BS in engineering/CS/IT or higher, 5+ years SE&I experience in Mission Management, full lifecycle integration and testing, strong communication skills.
1mo
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Networking Systems Engineer I
Greenwood Village, Colorado, United States
$80k-$95k/yr OnsiteFull Time
York Space Systems
York Space SystemsNYSE: YSS: Designs and manufactures modular spacecraft platforms and mission solutions.
Bachelor's in a relevant technical field, early-career engineering experience or internship, understanding of networking concepts (Ethernet, IP, routing, switching), strong troubleshooting and communication skills, ability to work from engineering drawings and technical documents.
Python, MATLAB, Wireshark, Linux, Ethernet, TCP/IP, UDP, VLANs, MPLS, SNMP, NETCONF, YANG
3mo
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Supervising Systems Engineer I
Englewood, Colorado, United States
$110k-$128k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
5+ YOE2+ MgmtUS citizen; BS in a technical field; 5-7 years engineering, with at least 2+ years leading technical teams; ability to obtain security clearance; willing to travel up to 20%; strong collaboration and communication; experience with nuclear facility infrastructure and requirements management tools.
Jama, DOORS, TraceCloud, Requirements Management Tools
2mo
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Senior Systems Test Engineer I
Littleton, Colorado, United States
$100k-$130k/yr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
5+ YOEBachelor's in engineering,5+ years testing electrical systems,avionics experience preferred,Python and RLC circuit knowledge,ability to obtain security clearance,U.S. citizenship or eligible for ITAR.
Python, DMMs, Oscilloscopes, Ethernet, UART, LVDS, CAN
2mo
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Senior Systems Test Engineer I
Littleton or New Zealand or Australia or Japan or Switzerland or United States or Europe
$100k-$130k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
5+ YOEBachelor's in engineering, 5+ years testing or developing electrical systems, Python scripting, RLC circuit and test equipment experience, ability to obtain security clearance, U.S. citizenship required.
Python, RLC, DMMs, Oscilloscopes, Ethernet, UART, LVDS, CAN
3mo
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Principal Communication Systems Engineer I
Westminster, Colorado, United States
$142k-$190k/yr OnsiteFull Time
CesiumAstro
CesiumAstro: Develops phased array communication systems for satellites and aircraft.
9+ YOEBachelor’s degree in electrical engineering; at least 9 years in space-based communication payloads; RF/antenna experience; DOORS or Jama; strong communication skills; ability to lead and coordinate multidisciplinary teams.
DOORS, Jama
2w
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Propulsion Systems Engineer 3
Centennial or Cape Canaveral
$104k-$173k/yr OnsiteFull Time
United Launch Alliance
United Launch Alliance: Aerospace providing space launch services for satellites.
4+ YOEBachelor's in engineering and minimum 4 years related experience; mechanical/aerospace degree preferred; ability to design, integrate, and support cryogenic, pneumatic, and hydraulic propulsion fluid systems; valid driver's license; U.S. Person required for NAC-I.
2w
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Aerospace Systems Engineer I – Early Career (2026 Starts)
Kent or Denver or Reston or Cape Canaveral
$91k-$139k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
Bachelor's degree in engineering or a technical field, degree completed within the last year, and experience with complex systems, requirements, testing, integration, safety, or verification.
Interface Control Documents (ICDs), Jama, Rhapsody, Cameo, Model Based Systems Engineering
2mo
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E&I Engineer
Bellevue or Westminster
$90k-$140k/yr OnsiteFull Time
ALTEN
ALTENEuronext Paris: ATE: Provides engineering and technology consulting services to industrial clients.
10+ YOEBachelor's in Electrical Engineering, 10+ years relevant experience, design of low-voltage industrial control systems (UL/CEC), Class 1 Div 2 panel experience, PLC/HMI/SCADA knowledge, valid passport and driver's license, strong communication and problem-solving.
PLC, HMI, SCADA
1w
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Electrical Systems Engineer (Power Generation)
Centennial, Colorado, United States
$107k-$187k/yr OnsiteFull Time
Boom Supersonic
Boom Supersonic: Develops supersonic passenger aircraft and sustainable propulsion systems.
0+ YOEExperience designing and commissioning low-voltage industrial electrical systems, with fluency in motor controls, instrumentation wiring, control panels, and buildable schematics, wiring diagrams, cable schedules, and I/O lists.
480VAC, 12–28VDC, VFDs, SCR, HVAC, EMI/EMC, ITAR, EAR
2w
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Senior Staff Systems Engineer, GTM
Denver or Oakland or United States
$203k-$253k/yr HybridFull Time
Fivetran
Fivetran: Automates data movement into cloud data warehouses.
5+ YOE5+ years Salesforce development and architecture experience; expertise in Apex, LWC, SOQL, integrations, governance, and team leadership; Salesforce Developer I & II required.
Salesforce CRM, CPQ, Apex, JavaScript, Lightning Web Components (LWC), SOQL, Salesforce APIs, Python, HTML, Git, WCF, REST, XML, JSON