61 principal engineer jobs at 15 companies in Pierce, CO
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Principal Engineer - 2026-01939
Cheyenne, Wyoming, United States
$8k-$9k/mo OnsiteFull Time
2+ YOEBachelor's in engineering, PE license required (Wyoming PE within 1 year), 2+ years engineering experience, AutoCAD/Civil 3D design preferred, project and contract administration, statewide travel.
AutoCAD, Civil 3D
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Principal Engineer, Firmware
Longmont, Colorado, United States
$161k-$275k/yr OnsiteFull Time
7+ YOELead firmware architecture for SSDs; 7+ years embedded firmware; C/C++, Python; ASIC/FPGA bring-up; strong communication.
C, C++, Python
1w
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Principal Systems Engineer
Centennial or Louisville
$174k-$239k/yr OnsiteFull Time
15+ YOEBachelor's in related field, typically 15+ years' systems engineering experience, active Secret U.S. security clearance, expertise in requirements, architecture, integration, V&V, and mentoring.
DOORS, CAMEO EA, Rhapsody, Matlab, SysML, Open Mission Systems (OMS), Universal Command and Control Interface (UCI), CCSDS, DTN, TSPI
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Principal Product Engineer- Machine Design
Lafayette, Colorado, United States
$124k-$186k/yr OnsiteFull Time
7+ YOEBaccalaureate degree with 7+ years (or MS with 5+, PhD with 3+) and significant machine design experience; advanced SolidWorks proficiency; engineering documentation and validation experience in regulated environments.
SolidWorks, PDM/PLM, FEA
3w
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Principal Mechanical Engineer
Fort Collins, Colorado, United States
$130k-$200k/yr OnsiteFull Time
10+ YOE10+ years mechanical engineering experience, expert in SolidWorks, GD&T, thermal management and BOM/configuration control; Bachelor’s in mechanical engineering required; MS/PhD preferred; mentoring and cross-functional collaboration.
SolidWorks, Ansys, COMSOL
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Principal Structural Engineer
Hudson, Colorado, United States
$100k/yr OnsiteFull Time
8+ YOEActive PE in Colorado and PE/SE in California, BS from ABET program (MS preferred),8+ years structural engineering experience with modular/prefab systems, ability to prepare and seal engineering documents, code compliance expertise.
Revit, AutoCAD, ETABS, SAP2000, SAFE, RISA-3D, Rhino, Grasshopper
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Principal Systems Engineer
Longmont, Colorado, United States
$101k-$178k/yr OnsiteFull Time
12+ YOEBachelor's in optics/physics/applied physics/electrical engineering (required) with 12+ years related experience (alternatively 10+ with MS or 7+ with PhD). Systems engineering for directed energy/optical gimbals, modeling/simulation, controls, integration, and verification experience required; familiarity with MBSE, MATLAB/Simulink, CAD, and FEA p...
CAD, FEA, MATLAB, Simulink, Model-Based Systems Engineering (MBSE)
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Principal Manufacturing Engineer
Lafayette, Colorado, United States
$123k-$185k/yr OnsiteFull Time
7+ YOEBachelor's degree in a technical field and 7+ years of manufacturing engineering or systems experience. Requires MES implementation in regulated manufacturing, ERP integrations, GMP, 21 CFR Part 11, and software validation experience.
Manufacturing Execution System (MES), Enterprise Resource Planning (ERP), Tulip, Camstar, Opcenter, FactoryTalk, PAS-X, Electronic Batch Records (EBR), Electronic Device History Records (eDHR), DMAIC, Microsoft Excel
3w
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's degree in CS/engineering/IS,10+ years experience,proficiency in Python/Java/Golang/JavaScript,cloud security and systems design expertise,strong communication and mentoring skills.
Python, Java, Golang, JavaScript
3w
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's degree in CS/engineering,10+ years experience,expertise in software design,programming (Python,Java,Golang,JavaScript),cloud security and architecture,mentoring and technical leadership.
Python, Java, Golang, JavaScript
3w
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's in CS/engineering/IS (or related),typically 10+ years experience, strong programming in Python/Java/Golang/JavaScript, cloud security and systems design expertise, leadership and mentoring experience.
Python, Java, Golang, JavaScript
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Principal Structural Civil Engineer
Louisville or New York City or Arlington or Salt Lake City
$145k-$181k/yr HybridFull Time
10+ YOEBachelor's in structural engineering, 10+ years structural engineering experience, 5+ years PV/BESS/WTG foundation experience (or 2+ years HV substation), proficiency with US codes, Microsoft Office, and structural analyses; PE/SE and advanced analysis tools preferred.
Lpile, SAP2000, STAAD, Microsoft Office
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Principal Structural Civil Engineer
Louisville or New York City or Arlington or Salt Lake City
$145k-$181k/yr HybridFull Time
10+ YOEUndergraduate degree in structural engineering or equivalent; 10+ years structural engineering experience (5+ years PV/BESS/WTG foundations or 2+ years HV substations); proficiency with US codes, structural/civil/geotechnical design, Microsoft Office; PE/SE or on-track preferred.
Lpile, SAP2000, STAAD, Microsoft Office
1d
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Principal Fab Test Engineer
Fort Collins, Colorado, United States
$129k-$207k/yr OnsiteFull Time
12+ YOEBachelor's in Electrical Engineering and 12+ years' related experience; requires semiconductor test equipment, RF measurement, programming, SPC, DOE, troubleshooting, and project leadership expertise.
EG4090, TEL, Linux, Windows, Python, GitLab, Statistical Process Control (SPC), DOE, Cadence, VEE, JAVA, JSCRIPT, JSON, JMP
2mo
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Principal Engineer, Firmware
Longmont, Colorado, United States
$161k-$275k/yr OnsiteFull Time
7+ YOEBachelor's in CE/EE/CS or related, 7+ years firmware development experience, proficiency in machine/assembly/C/C++/Python, ASIC/FPGA bring-up, system-level debug, and cross-team architectural leadership.
machine language, assembly language, C, C++, Python, FTL, NVMe, PCIe, ASIC, FPGA
3w
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Associate Principal Software Engineer
Louisville or Covington
$159k-$254k/yr OnsiteFull Time
10+ YOE10+ years embedded/medical device software experience, BS/MS in related discipline, strong software architecture, cybersecurity, systems thinking, and cross-functional influence skills.
C, C++, RTOS, embedded Linux, Bluetooth, BLE, Wi-Fi, Ethernet, APIs, CI/CD, static analysis, simulator, hardware-in-the-loop, software-in-the-loop, IEC 62304
2w
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Principal DevOps Engineer
Berthoud, Colorado, United States
$175k-$215k/yr OnsiteFull Time
8+ YOE8+ years in DevOps/SRE or platform engineering; hands-on with Azure GovCloud/AWS GovCloud, Terraform, Kubernetes, Docker, Helm, GitOps, Prometheus/Grafana, secrets management; ability to obtain U.S. security clearance.
Azure GovCloud, AWS GovCloud, Terraform, Helm, ArgoCD, Flux, Kubernetes, Docker, Prometheus, Grafana, GitOps, GitHub Actions, HashiCorp Vault, AWS/Azure Key Vaults, Packer, Ansible, K3s, Rancher, Artifactory, SonarQube, Open Policy Agent (OPA), Kyverno
1mo
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Staff Radar Engineer
Fort Collins, Colorado, United States
$165k-$218k/yr OnsiteFull Time
12+ YOE12+ years experience and Bachelor's in mathematics/physics/engineering or related; proven staff/principal-level technical leadership in operational airborne radar systems, DSP and algorithm development, and eligibility for Secret clearance.
Lattice OS, MATLAB, Python, C++
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Principal Flight Software Architect
Louisville, Colorado, United States
$153k-$265k/yr HybridFull Time
16+ YOEBachelor’s degree or higher in engineering/computation plus extensive experience (16-18y with BS, 14+ with MS, or 10+ with PhD) in software engineering for space/aerospace; embedded systems, RTOS, C/C++, architecture leadership.
2mo
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Senior Principal Scientist - Bioanalytical Research
Louisville, Colorado, United States
$71k-$213k/yr OnsiteFull Time
5+ YOEBachelor's +7 yrs or Master's +5 yrs in a science/engineering field; experience with LC-MS/MS, ICP, QQQ, HRMS, bioanalysis and ADME; sample prep and instrument troubleshooting; authorized to work in the US (no visa sponsorship).
LC-MS/MS, inductively coupled plasma (ICP), triple quadrupole (QQQ), high-resolution mass spectrometer (HRMS), QToF, Orbitrap, Agilent 8900 ICP-MS, Sciex 6500/7500, Thermofisher Orbitrap Exploris 240/480/Tribrid, Mass Hunter, Biopharma Finder, QuantBrowser, MultiQuant, Biologics Explorer, Protein Metrics, MassMetaSite, eLN, signals, benchling, Phoenix, Watson LIMS, R-studio aNCA, PRISM, BioRender, Apricot, Hamilton, Tecan, KingFisher
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