or apply directly on Pacific Fusion's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 80 days Pacific Fusion's roles stay open a median of 80 days
- Reposted
- No
- Salary listed
- No 3% of Pacific Fusion's roles list one
- Ghost-job risk at Pacific Fusion
- high 31 stale, 0 reposted of 37 open
- Hiring momentum
- 46 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-10-22
Measured from postings appearing on and disappearing from Pacific Fusion's own greenhouse board since 2026-08-03. Full hiring picture for Pacific Fusion.
About this role
The Infrastructure Mechanical Engineer will oversee the integration of mechanical building systems for a nuclear fusion demonstration system, collaborating with various teams to ensure effective design and construction. Responsibilities include developing equipment requirements, assisting in utility system design, and managing commissioning and maintenance plans. The role requires travel to New Mexico during the initial design phase and will eventually transition to a permanent presence there.
- benefits
- 3/5
- freshness
- 1/5
- career value
- 4/5
- role clarity
- 4/5
- pay transparency
- 0/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Pacific Fusion as an employer.
What you need
- Minimum BS in Mechanical Engineering
- Minimum 7+ years of experience in design, construction, facility operations, and commissioning for industrial, manufacturing, or research facilities
- Experience with HVAC, process piping, fire sprinkler, and plumbing systems
- Hands-on experience with industrial, manufacturing, or research facility commissioning and operations
- Strong multidisciplinary program management skills
- Proactive, doer, and self-starter mindset
Nice to have
- PE license
- Experience working in a startup
- Experience in industries such as fusion, energy, aerospace, or chemical
What you get
- Industry-competitive salary
- Equity plan
- 6% employer 401k matching
- Generous paid time off (including sick leave, vacation, paid family leave)
- Medical, Dental, and Vision insurance
Worth weighing
- Position requires relocation to New Mexico in 2028
- Up to 25% travel to New Mexico for the first 2 years during design and permitting process
- No specific mention of work-life balance or remote work options
Summarised from Pacific Fusion's posting. Read the full original.
Listed by Pacific Fusion on their greenhouse job board, last confirmed open on 2026-10-22. PitchMeAI is not the employer.
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