Mainspring Energy

QA Engineer

• Build and maintain trust-based relationships with assigned suppliers, serving as the primary quality point of contact
• Own the supplier quality gate from New Product Introduction (NPI) through steady-state production
• Issue and drive closure of Supplier Corrective Action Requests (SCARs) using structured root cause analysis methodology (8D)
• Review and approve material and process deviation requests from suppliers
• Conduct supplier process audits and site visits to assess compliance to control plans, quality system requirements, and Mainspring standards
• Own incoming inspection disposition and NCR management for assigned suppliers
• Maintain SPC monitoring and control plan updates in steady-state production
• Act as subject matter expert and internal resource for the SQE team on special processes

Staff Supplier Quality Engineer – Special Processes

General Counsel

• Provide thoughtful, risk-balanced, and business-minded advice to internal stakeholders on a wide range of complex contracts, such as equipment and project sale agreements, operation and maintenance contracts, development services agreements, EPC Agreements, financed offerings, and various supporting agreements
• Work closely with stakeholders across the company to architect and refine contract forms, templates, and playbooks, as well as scalable processes to support these tools
• Partner deeply with Sales, Finance, Project Delivery, Operations and other teams to drive execution of high-stakes commercial agreements
• Lead end-to-end contract negotiations for various commercial agreements with customers in the commercial and industrial, data center, governmental, and utility sectors, balancing legal protection with business velocity
• Develop and deliver training and other materials to elevate the legal IQ of the organization on contract terms and other legal issues

Senior Counsel

Software Engineer

• Own PLM as a cross-functional business program, ensuring it supports company priorities across Engineering, Manufacturing, Supply Chain, Quality, and Field Service.
• Define and maintain the PLM roadmap, aligning system capabilities and process improvements to business needs, scale requirements, and product lifecycle priorities.
• Drive alignment across functional leaders on priorities, decisions, process standards, and investment needs related to PLM and connected engineering systems ( Colab, SolidWorks, Altium 365 ).
• Establish decision-making forums, ownership models, and governance processes for PLM enhancements, master data standards, change workflows, and business process adoption.
• Partner with stakeholders to design and improve end-to-end lifecycle processes spanning eBOM, mBOM, Service BOM, engineering change management, configuration management, and traceability.
• Translate business needs into sequenced workstreams, balancing short-term operational issues with longer-term platform and process maturity goals.
• Lead organizational adoption of new PLM workflows, standards, and ways of working; ensure the right teams are engaged early and that changes are durable.
• Assess process, system, and resource gaps that limit PLM effectiveness, and recommend staffing, workflow, or tooling changes needed to close them.
• Define success metrics and ensure PLM investments are improving data quality, process efficiency, traceability, change execution, and cross-functional visibility.
• Work closely with the PLM technical lead to translate business priorities into system requirements, feature releases, enhancements, and integration needs.
• Help drive alignment across PLM, ERP, WMS, MES, and Salesforce FSM or other downstream systems that depend on accurate product and configuration data.
• Write clear business requirements, user stories, and operating needs for developers, administrators, and implementation partners.
• Support stakeholder readiness, communication, and training for PLM process updates, new capabilities, and role expectations.
• Surface and resolve cross-functional blockers that impact data quality, execution speed, system usage, or business outcomes.
• Run a clear operating rhythm for roadmap reviews, prioritization, business requirement intake, release readiness, and post-launch adoption follow-through.

Senior Manager, PLM Engineering Tools – Systems

Compliance

• Provide thoughtful and operationally practical support to internal stakeholders on environmental compliance and permitting requirements, with a focus on air quality regulations and reporting obligations
• Partner with Operations and O&M teams to ensure environmental compliance is embedded into day-to-day execution and long-term planning
• Identify emerging regulatory risks and translate requirements into clear internal actions, documentation, and timelines
• Architect and refine scalable compliance processes, including permit tracking, reporting workflows, and documentation standards that integrate with Mainspring’s Environmental Management System (EMS)
• Drive continuous improvement by identifying opportunities for automation, system enhancements, and tool development (e.g., scripts, dashboards, database improvements) to improve accuracy, speed, and audit readiness
• Develop and maintain Permit Action Plans for operational activities, ensuring timely permit acquisition, renewals, and ongoing compliance
• Own and maintain the air emissions tracking dashboard, ensuring data integrity, accuracy, and real-time visibility for internal stakeholders
• Maintain cross-platform compliance documentation and data integrity across key enterprise systems, ensuring compliance activities, timelines, and records remain complete and audit-ready
• Maintain records of environmental monitoring data, compliance documentation, and reporting outputs, ensuring timely and accurate EMS inputs
• Support the coordination and execution of Source Testing activities, including scheduling, contractor management, protocol review support, and site logistics
• Track and analyze source testing results, flagging potential compliance risks and ensuring accurate internal and external reporting
• Coordinate Portable Analyzer Checks and support the development of digital tools to simplify and standardize field documentation
• Coordinate and track maintenance and part replacement schedules for environmental control equipment and monitoring instruments
• Help elevate environmental compliance capability across the organization by developing clear guidance, documentation, and training materials for operational teams
• Contribute to the development of internal playbooks and best practices to support compliance execution at scale

Environmental Analyst – Permitting, Compliance

Procurement

• Lead rapid-turnaround sourcing for R&D electrical builds: prototype PCBAs, connectors, cables, sensors, power distribution components, and electromechanical box assemblies.
• Identify, evaluate, and onboard new contract manufacturers for electrical assemblies with US and Mexico manufacturing presence (USMCA-compliant).
• Own the sourcing strategy for Mainspring’s AC-to-DC product transition, including BOM-level lead time analysis, risk buy decisions, and production readiness accountability.
• Source and evaluate power conversion equipment (inverters, transformers, skidded systems) across multiple suppliers to reduce single-source risk.
• Develop and execute a multi-path battery and BMS sourcing strategy compliant with FEOC and IRA (Inflation Reduction Act) requirements, evaluating multiple chemistries and form factors from non-restricted geographies.
• Qualify non-FEOC BMS design partners and battery cell/pack suppliers, managing the full cycle from NDA through spec distribution, quote evaluation, and development contract negotiation.
• Collaborate with Engineering on DFM reviews, connector and material strategy, corrosion protection solutions, and cable redesign opportunities.
• Drive supplier selection committee processes, presenting sourcing recommendations to leadership with clear trade-offs on cost, risk, and schedule.
• Negotiate pricing and contracts from R&D quick-turn purchases through long-term volume agreements.
• Monitor FEOC, IRA/ITC, USMCA, and tariff developments to proactively adjust sourcing strategies.

Staff Supplier Quality Engineer – Special Processes

Senior Counsel

Senior Manager, PLM Engineering Tools – Systems

Environmental Analyst – Permitting, Compliance

Senior Staff Commodity Manager, Electrical Strategic Design Sourcing