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Peraton

Runs and secures technology for federal agencies

Computational Fluid Dynamics Engineer

AerodynamicsConfirmed live in the last 24 hours
Full-timeLexington Park, MD, USA

About the Job

Requirements

  • A minimum of 5 years of experience with a BS/BA, 3 years with an MS/MA, or 0 years with a PhD is required.
  • A BS degree in Aerospace, Mechanical Engineering, Physics, or a related engineering discipline is required; a PhD is preferred.
  • A proven history of independently setting up, running, and assessing the quality of computational fluid dynamics simulations is required.
  • A background in rotorcraft, including familiarity with their operation, design considerations, and rotor blade modeling, is required.
  • Experience using high-powered computers, such as the DoD HPC system, and intermediate to advanced experience with Linux, including command-line operations, file transfers, and scripting, is required.
  • The ability to obtain and maintain a DoD Secret security clearance is required; U.S. citizenship is required to obtain the clearance.

Responsibilities

  • Support and enhance ongoing fluid dynamics analysis projects in the Propulsion and Power organization.
  • Use in-house tools to develop 3D flow models for propulsion customers.
  • Support projects to reduce flow separation, predict flow-induced forcing on nozzles and inlets, and analyze heat transfer for current and future Navy aircraft systems.
  • Propose improved inlet and nozzle designs to improve the efficiency and durability of Navy and Marine Corps propulsion systems.
  • Review failure information from the fleet and provide accurate, timely results to customers.
  • Post-process computational fluid dynamics results and create status reports and presentations for non-experts, including program managers.
  • Work independently and collaboratively with the Technical Lead and other team members.

Desired Qualifications

  • Experience with computational fluid dynamics.
  • Experience collaborating across organizations and briefing technical and non-technical external audiences.
  • High proficiency with CAD software such as SpaceClaim, SolidWorks, or Rhino, particularly converting mechanical models to fluid models.
  • Experience scripting or automating computational fluid dynamics, including writing submission, pre-processing, and post-processing scripts; experience automating CAD, meshing, input file generation, and batch submissions is highly valuable.
  • Working knowledge and experience with CharLES and/or Large Eddy Simulation tools for modeling aircraft-related flows or gas turbine engine flows.
  • In-depth knowledge of detailed mathematical models used in computational fluid dynamics, Reynolds-averaged Navier–Stokes, and Large Eddy Simulation tools to simulate boundary layers, predict flow separation points, model compressibility effects such as shocks, and model turbulence.
  • Experience in Lagrangian sand particle modeling and/or barrier filter modeling.
  • Icing risk assessment experience, including modeling droplet deposition, ice shape development, and associated distortion risks.
  • Specific experience or knowledge of military helicopter platforms.

About the Company

Peraton

Runs and secures technology for federal agencies

Peraton builds and runs secure technology for American defense, intelligence, space, and civilian agencies, from military networks to satellite ground stations. In 2025, the Federal Aviation Administration chose it to manage the overhaul of the nation's air traffic control system, replacing copper wiring with fiber and upgrading radar and radios. Its engineers, many holding security clearances, run and defend agency networks and data centers, write mission software, and operate space and communications systems, and agencies pay for this work through multiyear contracts. Peraton was formed in 2017, when private-equity firm Veritas Capital bought Harris Corporation's government IT business, and is based in Reston, Virginia.

Company size
10,001+
Company stage
Grant
Total funding
$60M
Headquarters
Reston, VA
Founded
2017

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