Senior Propulsion Analyst (Fluids)

Location: Redondo Beach, United States; onsite. Flexible schedule and willingness to travel as needed are required. Applicants must be U.S. Persons or eligible to obtain an export license under applicable U.S. export regulations.

Salary: $135,000–$185,000 per year, with potential stock options and additional benefits.

Company

hirify.global Space develops in-space transportation vehicles and propulsion systems for missions beyond Low Earth Orbit, including orbital transport, constellation deployment, and precision reentry services.

What you will do

• Perform and document fluid and thermal analyses for liquid propellant rocket engines, tanks, and feed systems.
• Size propellant management devices, baffles, and screens using industry-standard equations and hand calculations.
• Conduct CFD analyses of internal flow geometries and model multiphase, acceleration-dominated, slosh, and mass-gauging phenomena.
• Support validation testing of tank propellant management devices and ground analytical predictions in practical test or flight data.
• Develop company-wide analysis processes and tools, secure stakeholder adoption, and provide training.
• Provide mentorship and technical guidance to peers.

Requirements

• B.S. degree in Mechanical Engineering, Aerospace Engineering, or a comparable field.
• 4+ years of fluid and thermal analysis experience on liquid propellant rocket engines, rocket stages, spacecraft, or similar high-performance systems.
• 4+ years of professional experience with commercial fluid-analysis software such as Fluent, CFX, or SINDA/FLUINT, plus hand-calculation methods.
• Basic experience with 3D CAD software; NX is preferred.
• Strong fundamentals in compressible and incompressible fluid mechanics and heat transfer.
• U.S. Person status or eligibility to obtain an export license is required because of ITAR and EAR regulations.

Nice to have

• Advanced degree in Mechanical Engineering, Aerospace Engineering, or a comparable field.
• Advanced proficiency with CFD workflows, including geometry preparation, meshing, setup, convergence, and post-processing.
• Experience with ANSYS CFX, ANSYS Fluent, Star-CCM+, multiphase modeling, waterhammer, or fluid-network modeling.
• Python, MATLAB, or another high-level programming language for analysis tools and hand calculations.
• Experience with root-cause analysis and a fast-paced startup environment.

Culture & Benefits

• Flexible schedule with travel as needed.
• Medical, vision, and dental coverage for eligible full-time hires.
• Access to a 401(k) retirement plan.
• Potential long-term incentives in the form of stock options.

Hiring process

• Application and resume review.
• Introductory and technical phone interviews.
• Onsite interview followed by an offer decision.