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31 nuclear engineer jobs at 15 companies in Boulder, CO

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Nuclear Engineer
Lakewood, Colorado, United States
$83k-$130k/yr OnsiteFull Time
United States Geological Survey
United States Geological Survey: Provides scientific data on natural resources and natural hazards.
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.
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3w
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Senior Mechanical Engineer 1 - Nuclear
Englewood, Colorado, United States
$85k-$129k/yr HybridFull Time
Sargent & Lundy
Sargent & Lundy: Engineering and consulting services for the power industry.
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
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Mechanical Engineer-Kiewit Nuclear Solutions
Lenexa or Houston or Denver or Idaho Falls or Oak Ridge or Knoxville
$88k-$92k/yr OnsiteFull Time
Kiewit
Kiewit: Provides large-scale construction and engineering services for diverse infrastructure.
3+ YOEBachelor's in mechanical/chemical/nuclear engineering, 3+ years design engineering experience, ASME code knowledge, pump/pipe sizing and P&ID experience, strong attention to detail and problem-solving.
ASME Boiler and Pressure Vessel Codes, P&ID, PFD
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Director of Nuclear Engineering
Denver, Colorado, United States
$190k-$220k/yr OnsiteFull Time
Xcimer Energy
Xcimer Energy: Developing laser-driven inertial fusion for commercial clean energy
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
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Senior Instrumentation & Controls Engineer 1 - Nuclear
Englewood, Colorado, United States
$85k-$129k/yr HybridFull Time
Sargent & Lundy
Sargent & Lundy: Provides engineering and consulting services for the power industry.
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
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Senior Excitation Engineer - Nuclear (Remote Eligible, U.S)
Longmont or United States
$125k-$208k/yr RemoteFull Time
GE Vernova
GE VernovaNYSE: GEV: Designs and services technologies for global power generation and electrification.
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
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Systems Engineer, Principal - Survivability & Nuclear Hardness
Littleton, Colorado, United States
$151k-$267k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
12+ YOEExperience in natural and man-made space radiation and nuclear hardness/survivability engineering, radiation assessments and analyses, spacecraft/missile lifecycle knowledge, active/eligible security clearance, US citizenship, and mentoring/leadership experience.
MCNP, NOVICE, Srim/Trim, Geant4, Creme96, Creme-mc, Shieldose, Spenvis, Omere, Ap8/Ap8, Ap9/Ae9, PSpice, Matlab
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R0154840 Nuclear Project Engineer II
Englewood, Colorado, United States
$145k-$175k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
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.
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3mo
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Process Engineer - Aviation & Federal (Denver, Minneapolis, Richland)
Richland or Denver or Minneapolis
$115k-$240k/yr OnsiteFull Time
Burns & McDonnell
Burns & McDonnell: Engineering, architecture, and construction services for global infrastructure.
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
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Radiation Effects Engineer II
Seattle or Phoenix or Huntsville or Denver or Los Angeles or Reston
OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
2+ YOEBS in Electrical Engineering, Physics, CS, Nuclear Science or related; experience with radiation effects on electronics and materials; familiarity with ionizing/non-ionizing radiation, SEE/TID/DDD; strong communication; willing to travel.
Python, C, Gitlab, SQL, I2C, SPI
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Senior Controls Network/Cyber Engineer - Nuclear
Longmont, Colorado, United States
$100k-$130k/yr OnsiteFull Time
Quest Global
Quest Global: Global engineering services for product development and lifecycle management.
Design, configure, and secure OT networks; implement cyber security controls; knowledge of virtualization, Windows, and network technologies; travel up to 10%.
Cisco ASA, Fortinet, Palo Alto, Windows Server, Active Directory, DNS, DHCP, NPS, Group Policies, VCenter, ESXi, VSAN, Splunk, SIEM, Ivanti, WSUS, Trellix, Nozomi, TrendMicro, Proficy Cimplicity, Historian, Proficy, PI, Goose
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Principal Radiation Effects Engineer
Fairfax or Sterling or Littleton
$113k-$211k/yr OnsiteFull Time
Trident Systems
Trident Systems: Develops high-performance electronics for space and defense.
10+ YOEBachelor's in EE/Physics/Nuclear,10+ years radiation effects experience, expertise in TID/SEE/DDD, radiation test campaign leadership, proficiency with radiation modeling tools, strong communication and leadership.
GEANT4, MCNP, FASTRAD
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Principal Piping Engineer - ASME Section III, Class 1
Kennesaw or Kennewick or Plano or Fort Worth or Naperville or Glendale or Overland Park or Baton Rouge or Palm Beach Gardens or Englewood or Charlotte
$150k-$180k/yr OnsiteFull Time
ENERCON
ENERCON: Multi-disciplinary engineering and environmental services for energy infrastructure.
15+ YOEBachelor's in Mechanical/Civil, 15+ years pipe stress and mechanical piping design experience, ASME Section III Class 1 fatigue experience, PE license, ANSYS and pipe stress software experience, nuclear industry knowledge.
AutoPIPE, ME 101, Peps PIPESTRESS, Caesar II, Tpipe, NuPipe, SuperPipe, ADL Pipe, Microsoft Suite, ANSYS
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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
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
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.
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2w
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Senior Coatings & Corrosion Consultant
Denver or San Jose or Huntersville or United States
$97k-$171k/yr HybridFull Time
Structural Integrity Associates
Structural Integrity Associates: Provides specialized engineering and inspection services for critical infrastructure.
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.
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2mo
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Technician II
Greeley, Colorado, United States
$25-$36/hr OnsiteFull Time
Inberg-Miller Engineers
Inberg-Miller Engineers: Engineering firm providing geotechnical, civil, environmental, and surveying services.
2+ YOEHigh school diploma or GED; 2+ years' experience; ACI Grade I preferred; Nuclear Density HAZMAT preferred; MS Office; valid driver’s license; background and drug test; willing to travel up to 50%.
MS Office, laboratory equipment, field-testing equipment
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Project Manager I
Westminster, Colorado, United States
$85k-$102k/yr OnsiteFull Time
Advanced Technology Group
Advanced Technology Group: Designs and manufactures high-precision nuclear containment systems.
2+ YOEBachelor’s degree in manufacturing, engineering, or related field; at least 2 years leading complex projects; budgets > $1M; government/nuclear/NQA-1 preferred.
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