Senior Technical Project Manager

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Drive the execution of high-impact, first-of-a-kind projects, leading multidisciplinary teams to turn ambitious technical vision into delivered results. The Senior Technical Project Manager will drive successful delivery of multidisciplinary engineering and research projects. This role requires an innate sense of urgency, a strong technical background, exceptional organizational skills, and the ability to lead teams of physicists, engineers and external partners. The Sr.

Technical Project Manager will ensure project alignment with company milestones while maintaining a culture of accountability, credibility and collaboration.

Realta Fusion is a rapidly growing start‑up developing compact magnetic mirror fusion energy systems to address the biggest challenge of our time – tackling global climate change while ensuring a sufficient energy supply for at least ten billion people on (and off) earth. We are building a team with diverse talents dedicated to making fusion energy a real solution to humanity’s most pressing problem.

• Own end‑to‑end delivery of complex engineering and research projects ($1M‑$50M) from concept through commissioning, leading teams of contributors across plasma physics, mechanical, electrical, nuclear, systems and controls.
• Make autonomous decisions on scope changes, resource allocation and schedule adjustments; elevate strategic decisions with clear recommendations.
• Drive critical path management and resolve bottlenecks threatening company milestones or investor commitments.

• Partner with VP‑level leadership to align project portfolio with business objectives, technical roadmap and fundraising milestones.
• Serve as primary interface with external partners including national labs, universities, DOE programs and strategic vendors.
• Manage multi‑million‑dollar vendor contracts, ensuring alignment with technical specifications and project timelines.
• Provide executive‑level updates to leadership and investors, translating technical progress into business impact.
• Lead rapid response to technical setbacks, equipment failures or experimental anomalies.
• Make real‑time trade‑off decisions under pressure.

• Develop comprehensive project documentation including integrated schedules, risk registers, budget tracking and progress reports.
• Lead technical design reviews and facilitate critical decisions, ensuring effective communication.
• Conduct quantitative risk assessments and execute mitigation strategies protecting critical milestones.
• Establish KPIs for project delivery and implement corrective actions to maintain schedule and budget discipline.

• Build and scale project management standards and best practices for fast‑growing startup environment.
• Mentor junior project managers and develop PM capabilities as organization scales.

• Bachelor’s degree in engineering, physics or a related technical discipline; advanced degree preferred.
• 7+ years of experience in project management within a highly technical, hardware‑intensive environment (energy, R&D or engineering).
• Demonstrated track record managing projects exceeding $1M in budget.
• Proven experience leading multidisciplinary teams and managing complex technical deliverables.
• Strong understanding of engineering design life cycles, systems integration and technical documentation.
• Excellent organizational and communication skills; ability to simplify complex technical topics for diverse audiences.
• Proficiency with project management tools (e.g., MS Project, Jira, Asana or equivalent).
• PMP or similar certification is a plus.
• Proven ability to operate with limited oversight in fast‑paced environments. Experience in startup or research environments is highly desirable.

Applicants who do not meet the entire job specification are encouraged to apply.

What we are working on is hard… and hugely important. Realta offers:

• Competitive compensation package, including equity stock options.
• Comprehensive…