Operations Associate

Operations Associate Subcritical Systems Subcritical Systems is a venture-backed energy startup based in Austin, Texas.

We are building next-generation accelerator-driven nuclear systems with the goal of enabling safe, scalable, domestic power generation.

Our culture is highly execution driven.

We are looking for an Operations Associate to act as the operational backbone for our science and engineering teams.

This role works closely with the Operations team and technical leadership, serving as a bridge between engineering needs and business execution.

We recently moved to a 30,000 square foot facility in Austin and are scaling quickly.

This role exists to make sure the company’s physical space, people, and projects run smoothly every day.

This role is ideal for someone who thrives in fast-moving environments, enjoys keeping complex work on track, and wants to be a hands-on right hand to highly technical teams.

Key Responsibilities Construction, Facilities & ProcurementOwn the ground-floor presence at our facility build-out — serve as the primary on-site contact for contractors and vendorsReceive and verify deliveries against POs; coordinate on-site logistics for equipment installationMaintain the live construction progress tracker: milestones, status, blockersCoordinate vendor and contractor scheduling and site access with the procurement specialist Hiring & Onboarding SystemsOwn the candidate pipeline for a fast-scaling deep tech team — from job posting through interview recommendationUse AI tools to triage applicants at volume and surface the strongest candidates quicklyManage all candidate-facing communications and help build out the internal applicant tracking systemOwn new hire onboarding for both full time employees and contractors Office ManagementOwn the day-to-day office: supplies, facilities requests, and vendor visitsPlan and execute monthly team social events Who You Are1–2 years post-college; comfortable in a physical, construction-adjacent environmentYou’ve tracked something complex before and communicate issues clearly and directlyFluent with AI tools; adaptable; you default to judgment when there’s no playbookOrganized in a system you can explain to someone else Nice to HaveBackground in construction, facilities, or technical environmentsEarly-stage startup experience Important Notes This role is fully in person in Austin, office is next to Austin Airport Compensation: Base Salary + Equity + Bonus Ability to get diverse experience, own projects, & move up based on performance