Senior Reliability Engineer, Nuclear Microreactor Systems

Socket.dev; Los Angeles (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Antares, headquartered in Torrance, CA, is developing safe microreactors for terrestrial, underwater, and space use. We seek a senior reliability engineer to lead quantitative analyses and drive reliability targets across reactor systems.

Join a team with deep space and defense experience, and help transform ambitious engineering into dependable, mission-critical hardware while working in a collaborative, safety-focused environment.

Qualifications

• Bachelor’s degree in engineering, applied mathematics, physics, statistics, or a related technical field.
• 8+ years of experience performing reliability, root cause analysis, failure analysis, statistical analysis, or similar quantitative engineering work on complex hardware systems.
• Working knowledge of statistics, probability, failure modes, and reliability engineering fundamentals.

Responsibilities

• Own quantitative reliability analysis for the Antares R1 microreactor, including development and maintenance of reliability models.
• Establish reliability targets for reactor systems, subsystems, and critical components based on capacity factor, regulatory and mission requirements.
• Translate targets into measurable reliability requirements for mechanical, electrical, controls, thermal, and balance‑of‑plant systems.
• Develop and maintain reliability block diagrams, fault trees, FMEA/FMECA, and other quantitative models.
• Calculate and track key reliability metrics (MTBF, MTTR, availability, etc.).
• Identify high‑impact failure modes and lead improvement efforts to reduce risks.
• Collaborate with engineers across disciplines to develop reliability improvement plans.
• Evaluate design alternatives based on reliability, redundancy, maintainability, and capacity factor.

Skills

Reliability engineering

Statistical analysis

Failure analysis

MTBF/MTTR

Weibull analysis

Education

Bachelor’s degree in engineering, applied mathematics, physics, statistics, or a related technical field

Tools

Python

MATLAB

R

Minitab

Octave

SAS

Job description

Antares, headquartered in Torrance, CA, is developing safe microreactors for terrestrial, underwater, and space use. We seek a senior reliability engineer to lead quantitative analyses and drive reliability targets across reactor systems.

Join a team with deep space and defense experience, and help transform ambitious engineering into dependable, mission-critical hardware while working in a collaborative, safety-focused environment.