17 fortran jobs at 3 companies in Seattle, WA

4w
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Engines System Balance & Performance Engineer II
Seattle or Huntsville
$99k-$139k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
2+ YOEB.S. in mechanical/aerospace engineering, 2+ years engineering experience, experience modeling complex fluid systems, familiarity with numerical solvers, engine testing, and Fortran/Python/Matlab.
Python, MatLab, Fortran, ROCETS, NPSS, GFSSP, Thermal-Desktop, Agentic AI
4w
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Structural Analyst III
Seattle or Huntsville
$121k-$169k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEB.S. in engineering with 5+ years experience, proficiency with ANSYS Workbench/Nastran/Abaqus/LS-Dyna, scripting (VBA, Matlab, Python, FORTRAN), structural analysis and rotating machinery experience.
ANSYS Workbench, Nastran, Abaqus, LS-Dyna, VBA, Matlab, Python, FORTRAN, NX, CATIA, Agentic AI
3w
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Nuclear Methods Engineer
Bellevue, Washington, United States
$168k-$252k/yr OnsiteFull Time
TerraPower
TerraPower: Developing advanced nuclear reactor technology and medical isotopes.
15+ YOEB.S. in Mechanical Engineering or related, 15+ years relevant experience, strong reactor physics and computational skills, programming (Python/C++/Fortran), experience with reactor analysis codes, formal documentation and QA experience.
DIF3D, MC2, PARTISN, MCNP, Serpent, SCALE, PARCS, APA, CASMO, DRAGON, ARMI, Python, C++, Fortran
4w
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Thermal Analyst III
Seattle or Huntsville
$121k-$169k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEB.S. in engineering with 5+ years experience, thermal/heat-transfer expertise, proficiency with ANSYS Workbench or Thermal Desktop, flow-network tools, scripting (VBA, Matlab, Python, FORTRAN), and US work-authorization.
ANSYS Workbench, Thermal Desktop, Flownex, Sinda/Fluint, VBA, Matlab, Python, FORTRAN, Agentic AI
2mo
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Sr. Structural Analyst New Glenn 9E
Seattle or Washington or United States
$145k-$203k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
7+ YOEB.S. in engineering, 7+ years in aircraft/spacecraft/launch structures, hand-calculation and FEM expertise, bolted-joint and materials knowledge, experience with non-conformance dispositioning, scripting (VBA/Matlab/Python/FORTRAN), and structural test experience.
Finite Element Model (FEM), Ansys, Nastran, Optistruct, LS Dyna, Hypermesh, Hypersizer, NASGRO, Abaqus, VBA, Matlab, Python, FORTRAN, Creo (ProEngineer Wildfire 4 or greater)
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Mission Systems Performance Analysis Engineer (Experienced, Lead or Senior)
Tukwila, Washington, United States
$120k-$239k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's in engineering, CS, math or physics; 5+ years related experience (levels up to 14+); proficiency with MATLAB, C++, Fortran, or Python; ability to obtain U.S. Secret clearance; experience with mission systems data analysis preferred.
MATLAB, C++, Fortran, Python
3w
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Mission Systems Performance Analysis Engineer (Experienced, Lead or Senior)
Tukwila, Washington, United States
$120k-$239k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEBachelor's in engineering, CS, math, physics, or chemistry; 5+ years related experience for Level 3 (more for higher levels); proficiency with MATLAB, C++, Python, Fortran; ability to obtain U.S. Secret clearance; sensor/mission systems experience preferred.
MATLAB, C++, Fortran, Python
2mo
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Senior Plasma Data Scientist
Everett, Washington, United States
$210k-$250k/yr OnsiteFull Time
Helion
Helion: Building fusion reactors to produce clean, low-cost electricity.
3+ YOEPhD in a relevant quantitative field, 3+ years applying ML in experimental or simulation-driven R&D, expertise in physics‑grounded ML (PINNs, differentiable physics, surrogate models), and proficiency scripting in MATLAB or Python; Fortran/HPC exposure valuable.
MATLAB, Python, Fortran
4w
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Structural Analyst II
Seattle or Huntsville
$99k-$139k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
2+ YOEB.S. in engineering and 2+ years experience. Proficiency with FEA tools, scripting, structural analysis of high-temperature components, and experience with bolted/welded assemblies.
ANSYS Workbench, Nastran, Abaqus, LS-Dyna, VBA, Matlab, Python, FORTRAN, NX, CATIA, Agentic AI
1mo
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Sr Structural Analyst - New Glenn Upper Stage Development
Seattle or Brevard County or Denver
$134k-$203k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEB.S. in engineering, 8+ years in aircraft/spacecraft/launch vehicle structures, hand calc and FEM expertise, bolted joint and stability analysis, scripting experience, test and disposition experience.
Finite Element Model (FEM), SEA, Ansys, Nastran, Optistruct, LS Dyna, Hypermesh, Hypersizer, NASGRO, Abaqus, VBA, Matlab, Python, FORTRAN, Creo
1mo
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Structural Analyst Engineer III
Seattle or Brevard County
$121k-$169k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEB.S. in engineering, 5+ years in aircraft/spacecraft/launch structures, hand calculation and FEM expertise, proficiency with analysis codes and scripting, strong communication and testing experience.
Ansys, Nastran, Optistruct, LS Dyna, Hypermesh, Hypersizer, NASGRO, Abaqus, VBA, Matlab, Python, FORTRAN, Creo (ProEngineer Wildfire)
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Structural Analyst III
Florida or Seattle
$121k-$169k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEB.S. in engineering, 8+ years in aerospace/aircraft/launch vehicle structures, expertise in hand calculations and FEM, experience dispositioning non-conformances, scripting, testing, and providing technical guidance.
Ansys, Nastran, Optistruct, LS Dyna, Hypermesh, Hypersizer, NASGRO, Abaqus, FEM, VBA, Matlab, Python, FORTRAN, Creo (ProEngineer Wildfire)
2mo
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Senior Computational Plasma Scientist - Kinetic / PIC Modeling
Everett, Washington, United States
$200k-$240k/yr OnsiteFull Time
Helion
Helion: Building fusion reactors to produce clean, low-cost electricity.
3+ YOEPhD in plasma physics or related field; 3+ years PIC simulations experience; strong programming; experience with WarpX or similar PIC codes; ability to communicate results to varied audiences.
WarpX, PIC codes, Python, MATLAB, Julia, C++, Fortran, OSIRIS, VPIC, EPOCH, Smilei, LSP, FBPIC
2mo
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Structural Analyst III – New Glenn
Seattle or Brevard County
$121k-$169k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
3+ YOEB.S. in engineering (M.S. preferred), 3+ years with aircraft/spacecraft/launch vehicle structures, proficiency with Nastran/Optistruct/Ansys/Abaqus, FEM modeling, and test/qualification experience; U.S. work-eligibility required.
Nastran, Optistruct, Ansys, Abaqus, SimuTech Ansys, Matlab, Python, VBA, Fortran, Creo, ProEngineer Wildfire, CATIA V5
2mo
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Structural Analyst III - New Glenn Payload Accommodations
Seattle or Brevard County or Denver or Washington or Colorado or United States
$111k-$169k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEB.S. in engineering (M.S. preferred), 8+ years with aircraft/spacecraft/launch/automotive structures, proficiency with Nastran/Optistruct/Ansys, FEM modeling, test experience, and U.S. work authorization required.
Nastran, Optistruct, Ansys, Altair Hyperworks, MATLAB, Python, VBA, Fortran, Creo (ProEngineer Wildfire), CATIA V
1mo
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Senior Loads & Dynamics Engineer - Blue Ring
Seattle or Huntsville or Denver or Los Angeles or Longmont or Reston
$134k-$203k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEB.S. in mechanical, aerospace, or civil engineering; 8+ years engineering experience; FEA and vibroacoustic analysis experience; Craig-Bampton modeling; strong communication and team coordination; U.S. work eligibility required.
HYPERMESH, ANSYS, NASTRAN DMAP, ATA's iMAT (MATLAB Toolbox), Python, Fortran, WAVE6, SEA+, LSDYNA, ADAMS
1mo
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Lunar Permanence - Mk2 - Fluid System Analyst
Huntsville or Space Coast or Denver or Seattle or Los Angeles
$111k-$169k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEBS in Mechanical/Aerospace Engineering, >4 years space fluids/propulsion experience preferred, strong MATLAB, thermal/cryogenic fluids knowledge, EM/propulsion trade study experience, US lawful status required.
MATLAB, Thermal Desktop, SINDA, FLUINTH, Flow3D, CFD++, ANSYS Fluent, Simulink, Python, C/C++, FORTRAN