RF Electronics Engineer (Fusion Energy)

Location: Devens, Massachusetts, United States; on-site

Company

hirify.global develops SPARC, a fusion system that uses high-power RF electronics to sustain fusion reactions and heat plasma.

What you will do

• Architect and design custom control boards, precision power supplies, and sensing circuits for distributed high-power solid-state RF amplifiers.
• Collaborate with software, RF, mechanical, and manufacturing engineers to integrate electronics into the broader system architecture.
• Write technical specifications for external vendors and internal engineering teams.
• Simulate and model electronic circuits and power systems to validate performance and address EMI/EMC risks.
• Assemble and bring up prototypes on the bench, transitioning designs into the integrated RF system.

Requirements

• Bachelor’s degree in Electrical Engineering or a related field.
• 5+ years of hands-on experience designing power electronics, control boards, or RF support circuitry.
• Experience with circuit simulation software such as SPICE.
• Advanced PCB design skills using Altium or similar tools for instrumentation, sensing, power supplies, and control systems.
• Strong modeling skills for validating electronics architecture and mitigating EMI/EMC issues in high-power, high-noise environments.
• Ability to work on-site in an industrial facility, lift up to 50 pounds, and work occasional nights, weekends, on-call shifts, or travel as required.

Nice to have

• Experience with high-voltage systems and environments.
• Requirements engineering and decomposition of system requirements into hardware specifications.
• Experience with RF systems, especially high-power RF heating systems.
• Thermal management for densely packed, high-power PCB assemblies.
• Systems-level understanding of embedded digital controllers and high-speed communications.

Culture & Benefits

• Competitive compensation with equity.
• 13 company-wide holidays and flexible vacation days.
• 10 sick days and generous parental leave.
• Health, dental, and vision insurance.
• 401(k) with employer matching.
• Professional growth opportunities and team-building activities.

Hiring process

• Employment is contingent on compliance with U.S. Export Control Laws governing controlled or protected technologies and information.