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Senior Controls Infrastructure Engineer

Pacific Fusion - San Leandro, CA, United States - In-office - posted 2026-07-29

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Salary: USD 138,100 - 207,100 / annual

Pacific Fusion, founded in 2023 and backed by over $900M in funding, is building a pulser-driven inertial fusion system to achieve net facility gain and deliver abundant, affordable, clean energy. The company is rapidly scaling its engineering and operations teams. You will design, deploy, and operate the network, storage, and compute infrastructure supporting the facility's 24/7 operations in a regulated environment where security and segmentation are design requirements from day one. Key responsibilities: - Lead the design, implementation, and optimization of facility infrastructure spanning on-premises systems, cloud integrations, and remote connectivity - Design network segmentation and Zero Trust access patterns for scientific equipment and data management systems - Own performance, availability, and security of facility systems for 24/7 operations, including monitoring, backup, recovery, and capacity planning - Implement infrastructure controls consistent with NIST SP 800-171 and export control regulations (ITAR/EAR) in partnership with IT and security teams - Provide hands-on technical leadership: mentor a small team as it grows, partner with scientific and facility stakeholders, and manage vendors and procurement Required qualifications: - 6+ years in network or infrastructure engineering with direct ownership of production network architecture at facility or campus scale (routing, switching, firewalls, segmentation) - Experience supporting 24/7 operational environments with defined availability targets, including cloud networking and hybrid connectivity - Ability to lead projects end-to-end: requirements, design, deployment, verification, documentation Bonus experience: - Research, energy, or high-consequence environments - Lab or scientific equipment networks (instrument connectivity, OT/IoT segmentation) - NIST SP 800-171 or CMMC exposure - Professional certifications (Security+, CCNP, or equivalent) - Infrastructure automation (IaC, configuration management)

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