Role Description The Mechanical Engineer V – M&P for Controllable Solid Propulsion is responsible for the evaluation and development of metallic and non-metallic materials relevant to solid rocket motor propulsion systems as well as supporting manufacturing and compliance efforts. The position reports to the Analysis and M&P Manager and is part of the Strategic Systems division based in Folsom, CA. This role is remote. - Possess expertise in advanced ceramic properties, insulator material characterization, and advanced metal types. - Conduct detailed characterization, develop customized solutions, contribute to research and innovation, provide expert consultation, lead research projects, and optimize metal selection for challenging applications. - Expertise in refractory metal types, their properties, behavior at extreme temperatures, and processing techniques. - Expertise in complex additive manufacturing, mechanical assembly, composite layups, machining, molding and casting, advanced manufacturing planning techniques, and welding tasks and can specify these special processes. - Lead evaluation, selection, and qualification of metallics, non-metallics, composites, and EEE electronic parts suited for extreme environments. - Author and/or contribute to compliance documentation such as PMP/PMAP, MUA/MUIL, and failure analysis reports. Qualifications - Familiarity with standards such as MIL-STD-1546 / -1547, SMC-S-009 / -010, and NASA-STD-6016. - Familiarity with materials allowable development and test campaign development. - Familiarity with mechanical design concepts related to high precision hardware. - An ability to read and interpret engineering drawings and documentation. - An ability to effectively communicate technical information to technical and non-technical audiences. Requirements - Bachelor’s degree in Materials Science Engineering or related field with 10 - 15 years of experience OR Master’s degree in Materials Science Engineering with 8 - 13 years of experience. Benefits - Flexible Time Off (FTO), empowering employees to take the time they need to recharge and maintain a healthy work-life balance. - Comprehensive medical, dental, and vision coverage for employees and their families, with a significant portion of premiums covered by the company and many benefits paid at 100% for employees. - Flexible, affordable gym memberships with 12,700+ options nationwide, including 24 Hour Fitness, EoS Fitness, Crunch Fitness, Anytime Fitness, Blink Fitness, Chuze Fitness, and more! No long-term contracts and FREE on-demand workout videos before you enroll. - 401(k) retirement plan with a 50% company match on contributions up to 8%, supporting long-term financial security. - Company wellness programs that support physical and mental well-being. - Additional voluntary benefits and employee support resources. - The opportunity to work alongside a highly talented team in an innovative, mission-driven environment.

• Design, review, and support industrial refrigeration systems utilizing ammonia, C02 and Freon refrigerants • Develop and maintain engineering standards, specifications, and system documentation • Evaluate system performance and recommend improvements to enhance safety, reliability, and efficiency • Provide technical support for troubleshooting and root cause analysis of refrigeration system issues • Core partner of Design and Construction team to set design standards for company • Support Process Safety Management (PSM) and Risk Management Plan (RMP) requirements for ammonia systems • Participate in PHAs, MOCs, mechanical integrity programs, and compliance audits • Ensure designs and system modifications comply with OSHA, EPA, IIAR, ASHRAE, and applicable codes and standards • Support incident investigations and development of corrective actions • Provide engineering support for refrigeration-related capital projects, expansions, and retrofits • Review contractor and consultant designs for compliance with engineering standards and project requirements • Support commissioning, startup, and system acceptance activities • Provide technical input on equipment selection, vendor evaluation, and scope development • Partner with Facilities and Maintenance teams to develop maintenance strategies, SOPs, and operating procedures • Provide field engineering support during major outages, repairs, and emergency events • Assist with contractor oversight and ensure technical work is executed safely and correctly • Analyze system performance data to identify reliability risks, capacity constraints, and energy optimization opportunities • Support lifecycle asset planning, condition assessments, and replacement recommendations • Identify opportunities for system modernization and automation • Maintain accurate P&IDs, equipment files, calculations, and technical documentation • Ensure documentation supports PSM compliance, audits, and operational readiness • Contribute to enterprise knowledge sharing and continuous improvement initiatives

• Lead mechanical engineering evaluation of prospective sites, colocation capacity, and build-to-suit opportunities. • Own technical assumptions for cooling topology, capacity, and equipment strategy feeding the pre-construction risk register. • Assess liquid cooling, air cooling, and hybrid strategies against site conditions, power density, and AI/hyperscale load requirements. • Recommend Go / No-Go input on mechanical feasibility as projects advance through key development milestones. • Deliver technically validated mechanical scope to the Delivery organization with complete documentation and minimized risk. • Lead mechanical due diligence on prospective sites, existing facilities, and colocation capacity under evaluation. • Evaluate cooling capacity, chiller plant strategy, CRAH/CRAC configuration, and liquid cooling readiness against projected IT load. • Assess mechanical equipment availability, lead times, and vendor constraints that could affect schedule or capex. • Ensure mechanical assumptions are fully integrated into project budgets, capacity models, and schedules. • Partner with Engineering to define cooling topology and mechanical system strategy appropriate to each site and deal structure. • Evaluate BMS controls integration and mechanical system commissioning requirements early in the acquisition process. • Provide technical input on equipment selection, redundancy strategy, and capex trade-offs across candidate sites. • Ensure mechanical design intent is preserved as deals move from negotiation into development. • Establish mechanical technical readiness criteria as part of project handoff standards. • Verify mechanical design assumptions, equipment specifications, and capacity commitments are complete before turnover to Delivery. • Identify and resolve mechanical technical risks before they impact construction. • Serve as the primary mechanical engineering technical interface across Site Selection, Technical Due Diligence, Development, Energy, and Delivery. • Coordinate with consulting engineers, equipment vendors, and commissioning agents to validate executable mechanical strategies. • Align internal stakeholders and external consultants to prevent technical scope drift as projects move from acquisition into development.

Role Description Reporting to the Mechanical Reliability Manager, this position supports Mechanical Reliability initiatives within North American Operations, focusing on continuous improvement and industry best practices aligned with Responsible Care principles and Mechanical Integrity requirements. The role involves: - Evaluating equipment performance - Identifying improvement opportunities - Supporting capital projects to enhance reliability - Collaborating closely with site managers, plant engineers, and operations teams - Ensuring safety, production, quality, cost, and environmental goals are met - Maintaining a safe workplace and fostering a culture of continuous improvement Qualifications - BS in Mechanical Engineering or related engineering field required - Minimum of 7 years’ experience in petrochemical, chemical, or refining industry - SME Mechanical Integrity, Static and Pressure Equipment - Demonstrated ability in the practical application of the requirements of 29CFR 1910.119 regulations, ASME Boiler and Pressure Vessel Code, ASME B31 series Piping Codes, and ANSI/NB-23 National Board Inspection - Knowledge of risk-based inspection, equipment design, fabrication, repair codes, corrosion, damage mechanisms, and materials - Working knowledge of API 510, 570, 571, 572, 574, 576, 580 and 581 codes or recommended practices - Awareness of additional relevant codes such as ASCE, TEMA, NORSOK, CSA, AGA, DIN, ISO, EN, CGA, IEEE, ISEA, NEMA - Experience with SAP, Microsoft Office software, Word, Excel, Access, PowerPoint, Microsoft Project, PCMS, etc. Requirements - Organized, and capable of working under pressure to meet deadlines - Self-motivated & High sense of ownership (comfortable working autonomously) - Strong collaborator & effective communicator with multiple levels in the organization (verbal and written) - Humble, adaptable, & life-long learner - Data driven & process oriented - Coordination/consultation with site maintenance, operations and project group in the delivery of improved fixed equipment reliability & mechanical integrity - Develop and/or revise procedures relating to inspection, repair, and maintenance as required - Development of Fitness for Service inspection plans - Experience working with 3rd party engineering consulting firms who specialize in engineering evaluations - Solid experience in facilitating Root-cause Analysis and corrective actions - Experience managing small capital projects - Familiarity with implementing Risk Based Inspection Programs - Familiarity with Inspection Database Management Systems Responsibilities - Maximize Overall Equipment Effectiveness (OEE) through systematic evaluation and improvement initiatives aimed at enhancing equipment availability, performance, and quality (20%) - Conduct root-cause investigations and address underlying issues affecting equipment reliability and operational efficiency (15%) - Draft and review corporate engineering standards to improve performance and reliability of mechanical systems and equipment across operations (10%) - Aid in administration of the mechanical integrity program. Draft robust inspection & testing protocols. Assist with equipment inspection, repairs, & compliance (10%) - Reviews and updates maintenance practices and procedures, including predictive and preventive maintenance programs, and communicates these requirements clearly to all sites (5%) - Support the parallel roll-out activities of the overall EHS organization (5%) - Provides site maintenance engineering & issue resolution for high priority reactive needs and Outages/TAR as required. Partners with site maintenance teams to deploy best practices (15%) - Supports development of site asset plans for equipment replacement and upgrades, ensuring alignment with operational needs, budget constraints, and strategic objectives (5%) - Partners with sites to assess reliability risks. Utilizes risk management to produce short and long range capital plans (5%) - Supports capital projects from conception through commissioning to achieve business objectives. Assures respective maintenance departments are ready and capable to maintain new installations (10%) Benefits - Embracing Diversity, Maximizing Results - Family-friendly benefits - Opportunities for career growth and advancement - Support for employees at every stage of their lives