Mainspring Energy · 5 months ago
Senior Staff Commodity Manager, Graphite & Mechanical Components
United States
Full-time
Remote
Senior Level, Lead/Staff
$150K/yr - $180K/yr
15+ years expMainspring Energy is revolutionizing power generation with its innovative Linear Generator technology, and they are seeking a highly experienced Senior Staff Commodity Manager to lead global sourcing for graphite materials and mechanical components. This role involves developing sourcing strategies, managing supplier relationships, and ensuring procurement meets stringent technical and quality requirements.
Clean EnergyEnergyOil and Gas
Responsibilities
Develop and implement sourcing strategies for graphite grades in high temperature sealing applications, balancing cost, quality, capacity and supply continuity
Identify, qualify, and manage suppliers for graphite and mechanical components. Build strong partnerships and drive performance improvements
Leverage deep knowledge of graphite properties—such as isostatic molding, fine grain structure, and oxidation resistant impregnation chemistries —to ensure materials meet application demands
Source suppliers capable of precision machining of graphite components; evaluate capabilities in CNC milling, turning, and tolerance control for brittle materials, including experience with dust management, tooling wear, and dimensional stability in high-temperature applications
Ensure sourced materials meet technical specs. Support evaluation of failure modes and counterface compatibility for high-performance applications
Lead pricing and performance negotiations to achieve cost targets. Draft and manage supplier contracts with firm pricing, terms, and delivery SLAs
Build technical cost models, identify savings opportunities, and mitigate supply risks through alternate sourcing and strategy
Work with engineering, quality, and operations to align sourcing with business needs and ensure timely execution
Track market trends and supplier benchmarks. Monitor procurement KPIs and drive corrective actions where needed
Qualification
Required
Bachelor's degree in Engineering (Materials, Mechanical, Chemical), Supply Chain, or related field; advanced degree or CPSM certification a plus
15+ years of progressive experience in commodity management or strategic sourcing, with a strong focus on graphite materials required (preferably isostatic impregnated grades) and mechanical components
Proven success in supplier negotiations, long-term contract management, and global sourcing
Deep technical knowledge of graphite properties, manufacturing, and high-temperature applications (e.g., thermal sealing, oxidation resistance, unlubricated environments)
Familiarity with graphite machining, wear testing, material failure modes, and counterface compatibility
Strong analytical, communication, and stakeholder engagement skills
Proficient in ERP systems and procurement tools; able to manage priorities in a fast-paced, cross-functional environment
Preferred
Experience sourcing for energy, aerospace, or semiconductor industries preferred
Exposure to lean manufacturing or continuous improvement methods is a plus
Benefits
Pre-IPO stock options
Benefits
Company
Mainspring Energy
Mainspring Energy provides power generation technology using linear generators for clean energy.
201-500 employees
H1B Sponsorship
Mainspring Energy has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (40)
2024 (23)
2023 (13)
2022 (12)
2021 (6)
Funding
Current Stage
Late StageTotal Funding
$813MKey Investors
General CatalystUS Department of EnergyBloombergNEF
2025-04-14Series F· $258M
2024-10-22Grant· $87M
2023-04-17Grant
Leadership Team
Shannon Miller
CEO and Founder
Adam Simpson
CCO and Founder
Recent News
Crunchbase News
2025-12-17
Company data provided by crunchbase