Top Process Engineer Jobs in San Francisco Bay Area, CA

Own the technical evaluation, development, optimization, scale-up, and integration of electrochemical reagent generation technologies. Design laboratory and pilot experiments, evaluate vendors and equipment proposals, develop CAPEX/OPEX models, troubleshoot pilot systems, and translate findings into process designs, operating parameters, and commercial deployment criteria. Collaborate across technology, engineering, projects, operations, and external suppliers, with up to 25% domestic and international travel.

Own CNC process development and design machining workflows, integrate automation systems, optimize toolpaths, collaborate across teams, and lead yield improvement efforts.

Lead development and optimization of polymer patterning processes for electronics, focusing on roll-to-roll manufacturing and in-line vision systems.

Leads the Solon site's automation program from launch through full-scale production. Sets technical strategy, directs automation system design and development, manages project scope, resources, timelines, risks, and execution, and coordinates controls, process, automation, Operations, Quality, Engineering, and Supply Chain teams. Provides technical guidance on robotics, machine vision, PLCs, HMIs, and integrated manufacturing systems while communicating roadmap and progress to senior leadership. Develops technical talent and drives continuous improvement and technology adoption.

The Senior Process Engineer develops new materials and processes for solid-state battery separators, conducts experiments, collaborates with teams, and supports project management.

Lead the design, implementation, and continuous improvement of manufacturing processes from NPI through high-volume production. Responsibilities include process development, line layouts, tooling, labor modeling, time studies, capacity analysis, line balancing, OEE improvement, Lean initiatives, troubleshooting, capital-equipment business cases, cross-functional project leadership, and mentoring junior staff.

The Senior Process Engineer will translate engineering workflows into product requirements, validate deliverables, and define checks to automate preconstruction processes while collaborating closely with various engineering disciplines.

Lead design, deployment, and operation of pilot-scale mineral refining processes; design experiments, create/process engineering documentation (PFDs, P&IDs, HMBs), manage equipment design and commissioning, troubleshoot and optimize operations, and collaborate with software/ML teams to implement reactor and plant optimization algorithms while ensuring safety and scalability to commercial production.

Lead controls and instrumentation engineering for novel mineral refining facilities from concept through commissioning, ramp, and handover. Manage equipment providers, licensors, engineering firms, and cross-functional technical teams. Oversee instrument, valve, analyzer, network, and control-system selection and installation; support industrial machine-learning optimization and workflow automation. Mentor junior engineers and contribute to medium-to-large capital project execution, plant-network security, and development of the internal engineering team.

Lead development and implementation of SOPs, KPIs, and statistical monitoring for beverage can and end manufacturing. Drive process improvement, material qualifications, consumable reduction, training, and Lean/Six Sigma projects across plants.

Develop, optimize, and support CNC programs and machining processes for precision glass aerospace components. Responsibilities include programming 3- and 5-axis milling, interpreting drawings and GD&T, selecting tooling and machining parameters, validating toolpaths through simulation, preparing documentation, troubleshooting setups, improving efficiency and quality, maintaining CAD/CAM standards, and collaborating with engineering, production, and quality teams on design and continuous improvement initiatives.

The Senior Process Engineer will enhance solid-state battery R&D processes, manage project equipment, optimize performance metrics, and promote continuous improvements while collaborating cross-functionally.

The Manufacturing Process Engineer will design and optimize production processes for robotic systems, establish workflows, and collaborate cross-functionally to enhance manufacturing efficiency and scalability.

Own process engineering for chocolate and confectionery innovation projects from technical brief through factory implementation. Translate recipes into process flows, equipment requirements, operating parameters, trial plans, and scale-up strategies. Lead factory trials, validation, commissioning, troubleshooting, root-cause analysis, process optimization, commercialization, shelf-life support, and technical documentation while collaborating with R&D, Culinary, Quality, Operations, Engineering, suppliers, and co-manufacturers.

The Staff PIC Process Development Engineer will lead the development and optimization of InP photonic integrated circuit fabrication processes for high-volume manufacturing, collaborate with teams, and provide technical leadership.

Lead development, optimization, and scale-up of slurry-based electrode manufacturing (mixing, coating, drying, calendering). Define process specs and QA/QC, drive pilot-to-production scale-up, engage vendors, mentor engineers, and deliver technical recommendations to senior leadership while supporting safety and cross-functional alignment.

Execute micro- and nanofabrication process flows in the Berkeley Nanolab cleanroom, operate photolithography, deposition, etch, and metrology tools, support process development and yield improvement, maintain fabrication documentation, troubleshoot tool/process issues, coordinate with lab staff, and follow cleanroom and chemical safety protocols. Early-career hires will grow into process ownership and learn yield and failure analysis.

Support development, optimization, and stabilization of electrode, cell assembly, and formation processes. Monitor production KPIs, analyze process and quality data, run DOE, troubleshoot equipment, prepare samples, update SOPs, and collaborate with R&D, Quality, and Production teams to implement process improvements.

Lead mechanical process design for water and wastewater projects: develop basis of design, equipment sizing/selection, construction documents, specifications, hydraulic analyses, cost estimates, discipline coordination, project management, business development, mentoring, and quality control.

Drive new product introduction for GaN laser products by translating designs into manufacturable processes, optimizing process flows and controls, improving yield and uniformity, analyzing device performance with microscopy and statistical tools, documenting developments, ensuring quality and safety compliance, and reducing production costs. Collaborate with R&D, reliability, and failure-analysis teams to resolve technical challenges and deliver continuous process improvements.

Lead development, characterization, qualification and transfer of high-volume optoelectronic assembly processes. Design and run DOE, perform FMEA/RCCA, specify/procure equipment, design tooling, document processes, train technicians, and ensure successful manufacturing transfer and equipment maintenance.

Lead and coach teams on process safety for pilot and commercial battery material production. Conduct PHAs (HAZOP, HAZID, LOPA, QRA), review engineering designs, develop standards, perform risk assessments, manage incident investigations and MOC reviews, and implement mitigation plans to ensure regulatory and internal compliance.

Senior individual contributor leading development, optimization, and transfer of InP PIC and laser fabrication processes for high-volume manufacturing. Responsibilities include epitaxial design, process flow development, process integration, SPC and statistical analysis, FMEA and root-cause work, metrology strategy, fab execution with remote partners, cross-functional collaboration, and mentoring.

Plan, develop, and execute process engineering tasks for federal industrial and manufacturing projects. Create PFDs/P&IDs, perform mass/energy balances and equipment sizing, support PHAs/HAZOPs, prepare specifications, coordinate multidisciplinary teams, assist construction/commissioning/startup, and mentor junior engineers while ensuring safety, compliance, and process optimization.

Design, implement, and document process control and instrumentation systems for production-scale materials equipment. Develop control strategies, P&IDs, cause-and-effect matrices, SIL/IPL verification, alarms, and HMIs. Participate in HAZOPs and safety reviews, source instrumentation and vendors, assist with hardware and code commissioning, and gather end-user feedback to refine controls and share best practices.