28 nuclear engineer jobs at 12 companies in Littleton, CO
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Nuclear Engineer
Lakewood, Colorado, United States
$83k-$130k/yr OnsiteFull Time
1+ YOEU.S. citizenship, valid driver's license, pass drug testing/physical, obtain NRC Senior Reactor Operator license within 1 year; specialized nuclear/reactor engineering experience as described for GS-11/12 and ABET-accredited engineering coursework or equivalent.
4d
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Nuclear Specialist
Washington or Chicago or Denver or Los Angeles or New York City or San Francisco or Beijing or London or New Delhi
$117k-$130k/yr HybridFull Time, Temporary
4+ YOEPhD in nuclear engineering or physics, or MS with relevant policy experience; 4–7 years of nuclear technical analysis, research, or policy experience; strong writing, communication, and Microsoft Office skills.
MACCS/HYSPLIT, RESRAD, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Microsoft Outlook
1mo
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Senior Mechanical Engineer 1 - Nuclear
Englewood, Colorado, United States
$85k-$129k/yr HybridFull Time
5+ YOEABET‑accredited BS/MS in Mechanical or Chemical Engineering, 5+ years nuclear power industry experience, knowledge of codes/standards, PE beneficial, experience with engineering analyses and licensing.
Python, MATLAB, Microsoft Excel
2mo
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Director of Nuclear Engineering
Denver, Colorado, United States
$190k-$220k/yr OnsiteFull Time
15+ YOEPhD preferred; 15+ years in nuclear engineering with senior leadership; strong team leadership; radiation physics; Monte Carlo methods; MCNP/OpenMC; matrix organization experience; U.S. citizenship or eligible status.
MCNP, OpenMC
3mo
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Senior Instrumentation & Controls Engineer 1 - Nuclear
Englewood, Colorado, United States
$85k-$129k/yr HybridFull Time
5+ YOEABET-accredited BS/MS in Electrical or Mechanical Engineering, 5+ years process control design experience (nuclear preferred), controls and instrumentation expertise, and ability to mentor engineers.
PLC, DCS, Python, MATLAB, Microsoft Excel
2mo
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Senior Excitation Engineer - Nuclear (Remote Eligible, U.S)
Longmont or United States
$125k-$208k/yr RemoteFull Time
10+ YOEBachelor's in electrical engineering required (Master/PhD preferred); 10+ years in power generation with 5–8 years on excitation systems; nuclear safety culture experience; expertise in synchronous generator theory and systems engineering.
EX2000, EX2100, EX2100e
1w
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Nuclear Quality Engineer-Kiewit Nuclear Solutions-Multiple Locations
Oak Ridge or Lenexa or Houston or Denver
$112k-$117k/yr OnsiteFull Time
5+ YOEBachelor's in engineering required, 5+ years QA/QC experience preferred, CGD knowledge, familiarity with NQA-1/ISO 9001/Six Sigma, ability to access active construction sites and perform audits.
2w
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R0154840 Nuclear Project Engineer II
Englewood, Colorado, United States
$145k-$175k/yr OnsiteFull Time
10+ YOE3+ MgmtBachelor of Science in an appropriate engineering discipline from an ABET-accredited university, 10+ years of engineering experience, 3+ supervisory years, professional engineering license, U.S. citizenship, and multi-discipline EPCm leadership.
Engineering, Procurement, and Construction (EPCm), Architectural / Engineering (AE), 3D Modeling, Plant Design, word-processing
2w
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R0154840 Nuclear Project Engineer II
Englewood, Colorado, United States
$145k-$175k/yr OnsiteFull Time
10+ YOE3+ MgmtBachelor's in engineering, 10+ years engineering experience with 3+ years supervisory, PE license in good standing, US citizenship, ability to obtain security clearance, ~25% travel, strong multi-discipline coordination and cost/schedule control skills.
3mo
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Process Engineer - Aviation & Federal (Denver, Minneapolis, Richland)
Richland or Denver or Minneapolis
$115k-$240k/yr OnsiteFull Time
3+ YOEExperienced process engineer with nuclear/energetics, safety systems, DOE/DOD project experience, and ability to lead or support multidisciplinary projects; willing to travel up to 25%.
Aspen HYSYS, Aspen Plus, ChemCAD, HTRI, Microsoft Excel, Microsoft Office
3w
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Radiation & Survivability Engineering NG Fellow 1
Redondo Beach or Azusa or Gilbert or Aurora or Huntsville or Dulles
$179k-$329k/yr OnsiteFull Time
15+ YOEAdvanced STEM degree and long-term engineering experience (15+ years) with deep expertise in radiation effects, nuclear hardness, survivability, and program-level technical leadership; U.S. citizenship and Top Secret/SCI clearance required.
3w
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Senior Coatings & Corrosion Consultant
Denver or San Jose or Huntersville or United States
$97k-$171k/yr HybridFull Time
5+ YOEBachelor's in engineering or materials, 5+ years coatings/corrosion/linings experience, CGD and 10 CFR 50 Appendix B experience, strong client-facing and technical writing skills, able to travel ~15–30% and obtain Nuclear Unescorted Access Authorization.
3d
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Mid-Level Radiation Health Physicist - Environmental Remediation
San Francisco or San Diego or Redding or Denver or Virginia Beach
$85k-$127k/yr HybridFull Time
10+ YOEBachelor's degree in radiation health physics or nuclear engineering; environmental remediation and Navy program experience; radiation safety officer experience; 10–15 years of professional health physics experience preferred.
CERCLA, EPA, NRC, USACE, BRAC
1mo
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Mid-Level Physicist
Colorado Springs, Colorado, United States
$92k-$159k/yr OnsiteFull Time
0+ YOEDegree in physics/nuclear engineering or related STEM with relevant years of experience (BS 5–7, MS 3–5, PhD 0–2). Must be able to obtain Top Secret clearance; experience in experimental design, modeling, technical writing, and presenting results.
C++, Fortran, Python, MCNP, Attila
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