Senior Systems Engineer – Fusion R&D & Controls

Commonwealth Fusion Systems; Milpitas (CA); On-site; USD 130,000 - 200,000; Full time

Benefits offered by this job

Competitive compensation with equity

13 Company-wide Holidays

Flexible vacation days

Sick days

Parental leave policy

Health, dental, and vision insurance

401(k) with employer matching

Professional growth opportunities

Team-building activities

Job summary

Commonwealth Fusion Systems is seeking a Staff Systems Engineer to join our R&D team in Milpitas, CA. You will serve as the primary systems engineer, owning critical subsystems and ensuring seamless integration of mechanical, electrical, and software components.

You will lead cross-functional discussions, develop specifications, manage schedules and budgets, and establish engineering SOPs aligned with semiconductor standards while driving safe, reliable operation of complex R&D equipment.

Qualifications

• Bachelor's or Master's in Systems, Mechanical, or Electrical Engineering.
• 12+ years of experience with complex R&D systems or semiconductor equipment.
• Experience managing hardware/software interfaces in motor-controlled and sensor-heavy environments.
• Experience in vacuum architecture and thermal management systems.
• Proficient with diagnostic tools and software control interfaces.
• Experience leading in a matrixed organization and translating requirements across disciplines.

Responsibilities

• Own critical subsystems such as vacuum pumps, chillers, and gas delivery modules.
• Lead hands-on operation and troubleshooting of electromechanical and software issues.
• Bridge Mechanical, Electrical, and Software teams for system cohesion.
• Write and maintain equipment specs and system requirements.
• Create and manage project schedules and budgets for upgrades.
• Develop and uphold engineering SOPs using semiconductor standards.
• Report progress and budget variances to stakeholders.

Skills

Systems Engineering

Electrical Engineering

Mechanical Engineering

Project Management

Vacuum Systems

Thermal Management

Education

Bachelor's or Master7s in EE/ME/Systems

Tools

Diagnostic Equipment

Software Control Interfaces

Scheduling Software

Job description

Commonwealth Fusion Systems is seeking a Staff Systems Engineer to join our R&D team in Milpitas, CA. You will serve as the primary systems engineer, owning critical subsystems and ensuring seamless integration of mechanical, electrical, and software components.

You will lead cross-functional discussions, develop specifications, manage schedules and budgets, and establish engineering SOPs aligned with semiconductor standards while driving safe, reliable operation of complex R&D equipment.