Senior Manager, Mechanical Engineering — Vacuum Vessel (Fusion Energy)

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

Salary: $150,000–$225,000 per year, plus equity and benefits

Company

hirify.global is developing commercially viable fusion power plants and the energy industry of the future.

What you will do

• Lead mechanical engineers in planning and delivering the ARC vacuum vessel and connected systems.
• Oversee the complete design lifecycle from concept development and CAD modeling through procurement, fabrication, and assembly.
• Coordinate vacuum-vessel interfaces with other ARC plant systems and multidisciplinary engineering teams.
• Provide hands-on technical leadership for complex design challenges involving extreme conditions, novel materials, structural analysis, and fluid cooling.
• Work with supply chain, materials, processing, and suppliers to develop fabrication capabilities for the vessel.
• Manage schedule, budget, hiring, training, performance expectations, and execution across the group.

Requirements

• Bachelor’s degree in Mechanical Engineering or a closely related field.
• 10+ years of experience in mechanical engineering or related fields.
• Experience with multidisciplinary engineering projects, large metallic structures, complex fabrication, and structural analysis.
• Knowledge of finite element structural analysis and fluid cooling of mechanical structures.
• Ability to work in dynamic R&D environments involving novel materials and rapidly changing conditions.
• Ability to work on-site and occasionally travel, work nights or weekends, or participate in on-call coverage; safety compliance is required.

Nice to have

• Experience designing systems operating at high temperatures of 600°C / 1100°F.

Culture & Benefits

• Equity and competitive compensation.
• 13 company-wide holidays, flexible vacation days, and 10 sick days.
• Generous parental leave and health, dental, and vision insurance.
• 401(k) with employer matching.
• Professional growth opportunities and team-building activities.
• Work involves safety hazards including heat, cold, noise, fumes, strong magnets, lead, high voltage, and cryogenics.