Antares Pharma

Antares Pharma

Senior Mechanical Design Engineer - Cover Gas Systems

Los Angeles · Senior

Sponsorship not specifiedDetected 204 days ago
PythonMATLABProduct ManagementANSYSCFDMechanical DesignCollaboration

About the role

  • Familiarity with radiation detection technologies (e.g., scintillators, Geiger-Müller counters, or solid-state detectors) is a strong differentiator.
  • Engineer components for high-temperature, high-stress, and radiation environments using metals, ceramics, and other advanced materials.

Responsibilities

  • Design, build, and test the reactor's cover gas system, hardware, assemblies and detectors.
  • Concept and develop custom fluid-dynamic features to support fission product detection and inert environment retention.
  • Collaborate closely with cross-functional teams across thermal, structural, neutronics, controls, and simulation disciplines.
  • Perform design-for-manufacturability (DFM) assessments and execute tradeoffs across performance, cost, schedule, and risk.
  • Document technical decisions and tradeoffs, and present recommendations to senior leadership.
  • Define design criteria, requirements, system architecture, and verification/validation test plans.

Requirements

  • Bachelor's degree in engineering
  • 5+ years of experience in full-cycle design engineering roles, including hands-on CAD, analysis, build, and test
  • Experience designing, sizing, and integrating fluid systems, preferably involving compressible flow
  • Experience performing and interpreting computational fluid dynamics (CFD) analyses.
  • Experience with design engineering tools such as NX, ANSYS or Femap, and other product lifecycle software

Nice to have

  • Preferred Skills & Experience:

Skills

  • Experience in the Nuclear, Aerospace, or Oil and Gas industries
  • Experience in a demanding fast-paced development environment
  • Experience with engineering scripting languages such as Python and MATLAB
  • Experience working with radiation detectors

Company info

  • At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We're fueled by the belief that advanced nuclear energy can strengthen our military, solve the climate crisis, elevate global living standards, and expand humanity's presence in outer space. To achieve our mission, we're building mass-producible, inherently safe, deployable microreactors that can be used terrestrially, underwater, and in space.
  • Formed in 2023, the Antares team hails from SpaceX, The White House, MIT, Rigetti Computing, The Air Force, General Atomics, Relativity Space, Ursa Major, and National Laboratories like Los Alamos, Idaho, and Oak Ridge. Antares has raised over $130M in venture capital from top-tier investors and has over $13M in government funding.
  • At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt.
  • We're fueled by the belief that advanced nuclear energy can strengthen our military, solve the climate crisis, elevate global living standards, and expand humanity's presence in outer space.
  • To achieve our mission, we're building mass-producible, inherently safe, deployable microreactors that can be used terrestrially, underwater, and in space.
  • Formed in 2023, the Antares team hails from SpaceX, The White House, MIT, Rigetti Computing, The Air Force, General Atomics, Relativity Space, Ursa Major, and National Laboratories like Los Alamos, Idaho, and Oak Ridge.
  • Antares has raised over $130M in venture capital from top-tier investors and has over $13M in government funding.

Equal opportunity

  • Antares is an Equal Opportunity Employer.
  • Employment decisions are based solely on merit, competence, and qualifications, without regard to race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability, or any other legally protected status.
  • To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State.
  • Learn more about the ITAR here https://www.pmddtc.state.gov/?id=ddtc_kb_article_page&sys_id=24d528fddbfc930044f9ff621f961987.

Visa & Work Authorization

  • citizen or national, (ii) U
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This listing is sourced directly from Antares Pharma's careers page and normalized into a canonical job model.