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Xcimer Energy

Develops inertial fusion power using laser

Production Supervisor - Wound Film Capacitors

Full-TimeUpdated on 10/22/2026
$93.5k - $110k/yr
Senior
Bachelor's
Tucson, AZ, USA
In PersonOnsite at the Tucson, Arizona facility.
Manufacturing & Production Operations

About the job

Requirements
  • A bachelor's degree in Engineering, Manufacturing, Business, or a related field is preferred; equivalent experience is acceptable.
  • At least 5 years of progressive manufacturing leadership experience, including at least 2 years directly supervising hourly production employees.
  • A strong foundation in Lean Manufacturing, structured problem solving, and continuous improvement.
  • Ability to write clear work instructions.
  • Ability to analyze data, interpret trends, and solve complex production problems.
  • Proficiency with Microsoft Office and a manufacturing execution system or enterprise resource planning system; training will be provided on Boltline.
  • Experience in electronics, capacitors, or precision manufacturing is preferred but not required.
  • Must be a U.S. citizen or national, U.S. permanent resident, or lawfully admitted into the U.S. as a refugee or granted asylum.
  • Must be able to satisfy the pre-employment background check.
Responsibilities
  • Plan, organize, and direct daily manufacturing activities to the weekly build plan, and release work cards to the floor each week so the line has kitted, sequenced work available.
  • Execute daily management systems, including production tier meetings, visual controls, and escalation processes.
  • Ensure adherence to standard work, setup sheets, run parameters, and stage inspections documented in Boltline work plans and work cards.
  • Maintain schedule attainment by resolving bottlenecks, managing priorities, and deploying labor effectively.
  • Sequence work around the line’s long fixed-cycle operations, including multi-day vacuum drying and impregnation cycles constrained by tank availability, and plan work in progress to keep tanks loaded.
  • Ensure production records, logs, and sign-offs are completed accurately and on time in Boltline against the correct work plan revision.
  • Lead, develop, and supervise production leads, machine operators, assemblers, and technicians.
  • Own the operator training matrix, qualify operators for each process, maintain current training records, and manage Boltline group membership so only qualified people can sign off on operations.
  • Conduct coaching, feedback sessions, and performance evaluations.
  • Enforce attendance, time management, operating discipline, and performance standards.
  • Forecast staffing against the production ramp, build the technician pipeline with Recruiting, interview candidates, and onboard new hires.
  • Ensure products meet company specifications and customer requirements through in-process controls.
  • Work with Quality Assurance on root cause analysis, defect containment, and root cause corrective action through verified closure.
  • Lead weekly quality reviews, track trends, assign owners, and verify issue closure.
  • Monitor scrap, rework, yield, and variability while reducing out-of-tolerance conditions.
  • Manage electrical acceptance testing, including HiPot, and decide whether failed units are accepted, reworked, or scrapped; escalate failures that appear systemic to Quality and Engineering.
  • Convert tribal knowledge into documented, repeatable, verified standard work and work instructions in Boltline.
  • Lead Lean Manufacturing initiatives focused on waste reduction, flow improvement, and productivity gains.
  • Reduce process variation through statistical process control, data analysis, and structured problem-solving methodologies.
  • Implement improvements with sustainment plans, audits, training, and documented controls.
  • Support new product introductions and process development with Engineering and the Technology Development Program while retaining accountability for production output.
  • Re-qualify affected operators and revalidate standard work for every manufacturing process change; ensure updated work instructions, training matrices, and documented sign-offs before changes reach the floor.
  • Contribute to process failure mode and effects analyses and job hazard analyses, and close resulting production-side actions.
  • Audit operator compliance with standard work, documentation, run sheets, and checklists.
  • Enforce daily operator care routines and equipment checklists.
  • Ensure machines have documented setup parameters, maintenance requirements, and operating limits.
  • Partner with Maintenance on preventive maintenance compliance and maintain spare parts for tooling that can stop the line.
  • Support evaluations of new tools, machines, and automation opportunities with Production Engineering.
  • Maintain a safe, orderly working environment through daily safety walk-throughs.
  • Ensure compliance with OSHA regulations and company safety policies.
  • Enforce use of personal protective equipment, lockout-tagout procedures, machine guarding, and material handling practices, including controls for high-voltage test areas, solvents, oils, and resins.
  • Lead safety incident investigations and track root cause corrective action through closure.
  • Maintain 5S standards to improve safety, organization, and equipment reliability.
  • Coordinate material availability and readiness with Purchasing and Inventory Control.
  • Enforce accurate material issuance, traceability, labeling, and lot control procedures.
  • Monitor work-in-progress levels to maintain flow while minimizing shortages and excess inventory.
  • Ensure proper material handling, storage conditions, and first-in, first-out discipline, with attention to dielectric film and foil shelf life and humidity control.
Desired Qualifications
  • Experience with film and foil capacitor manufacturing.
  • Experience with high-voltage capacitor production.
  • Experience with winding operations.
  • Experience with vacuum drying and impregnation processes.
  • Experience with electrical testing.
  • Experience with statistical process control.
  • Experience with ISO 9001 quality systems.
  • Experience with root cause analysis and corrective action methodologies.
  • Experience with metallization by twin-wire arc or flame spray, and swaging.
  • Experience with resin potting or oil-filled capacitor assembly.
  • Experience with pulsed power, high-energy-density, or Marx generator applications.
  • Experience standing up a new production line or scaling one from pilot build to rate, including building an operator qualification program from scratch.
  • Experience with a modern cloud manufacturing execution system such as Boltline.

About the company

Xcimer Energy develops inertial fusion energy technology aiming to generate fusion-powered electricity. Its system uses a 10+ megajoule KrF laser to ignite a hydrogen fusion target inside a HYLIFE-style liquid-wall chamber, which absorbs fusion energy and shields reactor walls for long life. The approach combines a high-energy laser, a consumable fusion target, and a liquid-wall chamber to pursue scalable, laser-driven inertial confinement fusion for power generation. The company’s goal is to make commercial fusion power a reality for utilities within the next decade.

Company Size

51-200

Company Stage

Grant

Total Funding

$148.3M

Headquarters

Denver, Colorado

Founded

2021

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Simplify's Take

What believers are saying

  • Xcimer raised $100 million in June 2024 and nearly $200 million total.
  • The company expanded Denver in May 2026 and planned to double headcount.
  • DOE funding, June 2026 approval, and RTX backing improve financing and recruiting access.

What critics are saying

  • Vulcan site selection slipped past 2025; further delays push commercialization beyond 2035.
  • Athena needs multi-megajoule lasers, tritium breeding, and grid integration before any revenue.
  • Any Phoenix-to-Anvil performance miss would strand Xcimer’s capital-intensive laser platform.

What makes Xcimer Energy unique

  • Xcimer’s June 2026 DOE-approved Athena roadmap validates its KrF inertial-fusion architecture.
  • Phoenix started operations June 3, 2026, proving 1-kJ excimer amplification and 38-meter SBS compression.
  • RTX partnered September 9, 2026, giving Xcimer defense-market validation beyond fusion alone.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Life Insurance
  • Disability Insurance
  • 401(k) Company Match
  • Paid Vacation
  • Paid Sick Leave
  • Paid Holidays
  • Company Equity

Growth & Insights and Company News

6 month growth

-3%

1 year growth

-3%

2 year growth

-3%
StreetInsider
Oct 6th, 2026
Xcimer Energy secures $30.5M DOE funding for laser fusion development, bringing total federal support to $43.5M

Denver-based Xcimer Energy has secured an additional $30.5 million from the US Department of Energy's Milestone-Based Fusion Development Program. This brings the company's total potential DOE milestone funding to $39.5 million, with an additional $4 million previously received from ARPA-E in 2024. The laser fusion company is developing excimer laser technology designed for commercial fusion power plants. Unlike conventional solid-state approaches, Xcimer's architecture uses cost-effective gas lasers and a two-beamline configuration. In June, Xcimer launched Phoenix, the world's largest privately owned laser system. The company recently partnered with RTX to develop directed-energy air defence systems, with RTX also making an investment in Xcimer. Xcimer targets putting electricity on the grid by the mid-2030s. The company has raised approximately $200 million from investors including Breakthrough Energy Ventures and Lowercarbon Capital.

Associated Press
Sep 10th, 2026
RTX invests in Xcimer Energy to develop laser fusion technology for air defense systems

RTX Ventures has made a minority investment in Xcimer Energy Corporation to support development of scalable pulsed-laser technologies. Xcimer has raised nearly $200 million from investors including Hedosophia and Breakthrough Energy Ventures. The companies signed a teaming agreement to explore integrating Xcimer's laser technology into RTX's defence systems for defeating airborne threats. Xcimer's fusion pilot power plant design was approved by the US Department of Energy in June as part of the Milestone-based Fusion Development Program. The excimer laser system aims to deliver longer-range performance at lower cost than current directed energy systems. Xcimer expects to deliver fusion energy to the grid by the mid-2030s. RTX's chief technology officer Juan de Bedout said the partnership will explore integrating Xcimer's technology with RTX's expertise in advanced sensing and air defence.

Business Wire
Jun 10th, 2026
DOE approves Xcimer's fusion power plant design, clears path to commercial laser fusion

Xcimer Energy has secured US Department of Energy approval for its preconceptual design and technology roadmap for Athena, its fusion power plant architecture. The milestone, part of the DOE's Fusion Milestone Development Program, positions the Denver-based startup amongst frontrunners to commercialise fusion energy. Xcimer's 724-page submission detailed plant performance targets, economics, engineering requirements, safety analyses and development pathways. Athena integrates the company's proprietary excimer laser platform with target delivery, fusion chamber, tritium breeding and power generation systems designed for industrial scale. The approval follows Xcimer's launch of Phoenix, the world's largest privately owned laser system, at its 74,000-square-foot Denver facility. Founded in 2022, Xcimer is developing laser fusion technology targeting costs under $100 per joule with a chamber design requiring no first-wall replacement.

TechCrunch
Jun 3rd, 2026
World's largest privately owned laser switched on by fusion startup Xcimer Energy

Fusion startup Xcimer Energy has activated its Phoenix laser system, which the company claims is the world's largest privately owned laser. The system uses excimer amplification to generate over one kilojoule of energy through a 38-metre-long krypton-fluoride laser core. Xcimer's approach mirrors the National Ignition Facility, which in December 2022 demonstrated a controlled fusion reaction producing more power than required to ignite it. The company aims to improve upon this concept using more powerful, less complex lasers that compress fuel targets in nanoseconds rather than microseconds. Phoenix represents an early step towards a commercial fusion power plant, which Xcimer estimates would require lasers exceeding 12 megajoules. The company plans to complete a prototype by 2028 and build its first commercial-scale power plant in the mid-2030s.

Business Wire
May 12th, 2026
Xcimer Energy hires defence VP as fusion startup scales team to 400 amid $90M facility build

Xcimer Energy has hired Doug Kunzman as Vice President of Defence as the Denver-based fusion startup scales towards commercial operations. Kunzman brings extensive military and aerospace experience, including commanding US Navy warships and leading operations at Blue Origin and Astra. The company, which now employs nearly 200 people, plans to double its workforce over the next year to advance Vulcan, its next-generation laser fusion facility. Xcimer is developing excimer-laser architecture for scalable inertial fusion energy with applications in energy resilience and national security. Recent leadership additions include Brad Appel as Chief Engineer for Vulcan, previously CTO at Ursa Major and SpaceX; Justin Brynestad as Senior Vice President overseeing Vulcan programme execution; and Rachel Konrad as Senior Vice President of Strategic Communications. Founded in 2022, Xcimer has secured Department of Energy funding.