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20 fluids engineer jobs at 14 companies in Washington, DC

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2026 Graduate - Mechanical-Fluids Analysis Engineer, Shipboard Systems Team
Laurel, Maryland, United States
$85k-$165k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
Bachelor's or Master's in Mechanical Engineering (or closely related), demonstrated interest in fluid dynamics, willingness to learn digital engineering tools, able to travel ~5%, and able to obtain an Interim Secret clearance (U.S. citizenship required).
OpenFOAM, StarCCM+, MATLAB, Simulink, Python, High-Performance Computing (HPC)
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1mo
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Senior Propulsion Development Engineer, Ground Fluids
El Segundo or Washington or Huntsville
$140k-$232k/yr OnsiteFull Time
Varda Space Industries
Varda Space Industries: Develops in-orbit manufacturing platforms and reentry capsules for pharmaceuticals.
3+ YOEB.S. in aerospace/mechanical engineering or equivalent, 3+ years propulsion fluid systems experience, proficiency with Piping and Instrumentation Diagrams, CAD and PLM, hands‑on fluid hardware and test/operations experience, and ability to author procedures.
Piping and Instrumentation Diagrams (P&IDs), CAD, PLM
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2w
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Mechanical Engineer (RR1053)
Dahlgren, Virginia, United States
$94k-$110k/yr OnsiteFull Time
HART Technologies
HART Technologies: Designs and manufactures electronic systems and software for defense applications.
5+ YOEU.S. citizen with Bachelor's in Mechanical Engineering or related, ~5+ years experience in fluid dynamics/mechanical/aerospace engineering, proficiency with FEA/M&S/CFD, SolidWorks, understanding of ablative wear and thermal/compressible flow, ability to obtain DOD security clearance.
Finite Element Analysis (FEA), M&S, Computational Fluid Dynamics (CFD), SolidWorks
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System Design Engineer I
Fredericksburg, Virginia, United States
$60k-$65k/yr OnsiteFull Time
Kaeser Compressors
Kaeser Compressors: Manufactures and services industrial compressed air and vacuum systems.
BS in Engineering required with strong fluids/thermodynamics background; good communication skills; proficiency in technical writing, data analysis, project management; G-Suite and CAD/3D modeling preferred.
G-Suite, 3D Modeling, CAD
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2mo
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Senior Mechanical Engineer (CFD and FEA)
Columbia, Maryland, United States
$110k-$130k/yr HybridFull Time
Tate
Tate: Manufactures raised access floors and data center infrastructure solutions.
Lead CFD and FEA analysis for data center products; BS in mechanical engineering; hands-on CFD/FEA experience; HVAC/thermal-fluid systems knowledge.
ANSYS Fluent/CFX, SolidWorks Flow Simulation, Autodesk CFD, OpenFOAM, ANSYS Mechanical, Abaqus, NASTRAN, Onshape, SolidWorks, Creo, Python
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Thermal/Hydraulics Engineer
Bethesda, Maryland, United States
$110k-$240k/yr OnsiteFull Time
Ocean Atomics
Ocean Atomics: Designing standardized nuclear power plants for maritime applications.
Bachelor's in nuclear or mechanical engineering, experience in reactor thermal/hydraulic design, proficiency with COBRA, VIPRE, STAR-CCM+, strong fluid mechanics/heat transfer/two-phase flow knowledge, and experience integrating test data into models.
COBRA, VIPRE, STAR-CCM+
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Propulsion Mechanical Engineer - Level 2 - Dulles
Dulles, Virginia, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEBachelor’s in STEM with 2 years or Master’s in STEM with 0 years; experience in fluid mechanics/propulsion, ability to obtain Top-Secret clearance, MATLAB and fluid/thermal analysis experience.
MATLAB
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Sr. / Principal Hose Design Engineer
Stevensville, Maryland, United States
$116k-$156k/yr OnsiteFull Time
Hydrasearch
Hydrasearch: Manufacturer of fluid-transfer systems for maritime and defense industries.
8+ YOEBachelor’s in Mechanical Engineering; 8+ years hose/ fluid conveyance design; knowledge of hydraulic/pneumatic/fuel/seawater hose systems; elastomers/PTFE/metallic reinforcement; full lifecycle ownership; hose testing; travel.
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Thermal Hydraulics Engineer III-V
Rockville, Maryland, United States
$115k-$200k/yr OnsiteFull Time
X-energy
X-energy: Develops advanced small modular nuclear reactors and fuel technology.
5+ YOEBachelor's in mechanical or related engineering, proficiency with engineering hand calculations, CFD experience (STAR-CCM+, Fluent or similar), CFD model development, heat transfer/fluid mechanics analysis, V&V, and design documentation; 5+ years experience for Level III (more for higher levels).
STAR-CCM+, Fluent, Computational Fluid Dynamics (CFD)
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2mo
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Managing Fire Protection Engineer (MS/PhD)
Atlanta or Bowie or Chicago or Warrenville or Los Angeles or Natick or Menlo Park
OnsiteFull Time
Exponent
ExponentNasdaq: EXPO: Scientific and engineering consulting firm for complex technical challenges.
5+ YOEMS/PhD in Fire Protection Engineering; 5+ years industry experience; PE license preferred; strong thermodynamics, heat transfer, fluids, combustion; business development and leadership skills; strong communication.
Code standards (NFPA, ICC, ASTM, UL)
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2d
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Propulsion Mechanical Engineer - Level 2 - Dulles
Dulles, Virginia, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEBachelor's in STEM with 2 years experience (or Master's with 0), fluid mechanics/thermodynamics experience, ability to obtain clearance, propulsion system analysis and test experience, MATLAB familiarity.
MATLAB
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Principal Engineer, Advanced Thermal Modeling
Jessup, Maryland, United States
$108k-$185k/yr OnsiteFull Time
Baltimore Aircoil Company
Baltimore Aircoil Company: Manufacturer of evaporative cooling and thermal storage systems.
12+ YOE2+ MgmtBachelor's in mechanical/thermal field, ~12+ years thermal modeling experience, 2+ years leading technical teams, expertise in thermodynamics/heat transfer/fluid dynamics, experience with modeling, simulation, validation and communicating results.
MATLAB, EES, Python, C#, C++, VBA, Modelica/Dymola, EnergyPlus, CFD
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Private Tutor – Fluid Mechanics | Engineering (College Level)
Bethesda, Maryland, United States
$36/hr RemotePart Time
Club Z! Tutoring
Club Z! Tutoring: Provides personalized in-home and online tutoring and test prep.
College-level engineering subject-matter knowledge in Fluid Mechanics, prior college tutoring/TA experience preferred, comfortable tutoring virtually (Zoom/Google Meet), dependable and professional, able to submit weekly session notes.
Zoom, Google Meet
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4w
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Postdoctoral Research Position: Computational Physics of Turbulent Flows
Baltimore, Maryland, United States
$63k-$100k/yr OnsiteFull Time
Johns Hopkins University
Johns Hopkins University: Private research university providing higher education and medical services.
PhD in mechanical/aerospace engineering or related field; strong expertise in computational fluid dynamics and turbulent flows; experience with scientific computing and data analysis; HPC/GPU experience preferred.
CFD, High-performance computing, GPU acceleration
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B-Level Automotive Technician
Westminster, Maryland, United States
$60k-$90k/yr OnsiteFull Time
Auto Correct Car Care
Auto Correct Car Care: Family-owned automotive repair and maintenance services.
3+ YOE3+ years shop technician experience; strong skills in brakes, steering/suspension, alignments, fluid services, light engine repair; own tools; desire to learn advanced diagnostics; ASE certifications a plus.
Digital Vehicle Inspections (DVI), scan tool
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