Process Engineer, Principal Member of Technical Staff

Date:
Oct 9, 2026

Location:

CA, US

Work Location Type:
On-site

Description:

Quantum Scape is on a mission to transform energy storage with solid-state lithium-metal battery technology. The company’s next-generation batteries are designed to enable greater energy density, faster charging and enhanced safety to support the transition away from legacy energy sources toward a lower carbon future.

We are seeking a Process Engineer with strong data analysis skills and some program management experience to join our Solid-State Cell Manufacturing team. This is a hands-on, floor-embedded role where you will own key manufacturing processes, working closely with operators, technicians, and engineers to maintain stable, high-throughput production.

Using data as a primary tool, you will monitor process performance in real time, identify inefficiencies, and lead structured problem-solving efforts. Additionally, you will play a vital role in managing cross-functional initiatives, change control, and operational planning, ensuring seamless collaboration and effective communication across teams and external partners.

• Be a process owner on the manufacturing floor
  , working side-by-side with operators, technicians, and engineers to support stable, high-throughput production.
• Monitor process performance in real time, respond quickly to abnormalities, and lead efforts to contain and correct issues.
• Use production data to identify process inefficiencies, yield loss, and quality trends; implement engineering controls and continuous improvement plans.
• Develop and maintain SPC charts, control plans
  , and other tools to monitor KPIs and maintain process health.
• Support and lead structured root cause investigations (RCAs) and coordinate corrective and preventive actions (CAPAs).
• Build dashboards, tools, and reports that empower operators and engineers to make faster, more informed decisions.
• Collaborate cross-functionally with Quality, R&D, Automation, and Supply Chain teams on process qualifications, scaling efforts, technology transfers, and operational improvements.
• Maintain and update standard operating procedures (SOPs), troubleshooting guides
  , and process documentation.
• Act as a program manager for operational initiatives
  , coordinating cross-functional activities, managing change control processes, and driving alignment on process and equipment updates.
• Provide structured feedback and status updates to internal teams and external partners, including vendors and integrators.
• Plan and communicate next steps for process improvements, issue mitigation, and scaling activities, ensuring production goals remain the top priority.

• Bachelor’s degree & 10+ years of related experience (or 7+ years and Master’s degree) with an educational focus in Industrial Engineering, Chemical Engineering, Mechanical Engineering
  , or related field.
• 2+ years of hands-on process engineering experience in a manufacturing environment.
• Strong proficiency in Python, SQL, JMP
  , or equivalent.
• Experience managing or supporting cross-functional programs or projects
  , including change control and operational planning.
• Comfortable working in a fast-paced, dynamic production environment
  , spending significant time on the floor.
• Excellent communication, organizational, and teamwork skills.

• Familiarity with MES systems, SPC tools, or manufacturing data platforms.
• Experience with Lean Manufacturing, Six Sigma, or DOE methodologies.
• Exposure to high-volume manufacturing such as batteries, semiconductors, or electronics.
• Knowledge of data visualization and reporting tools.
• Having experiences and understanding on lithium/lithium-ion batteries and electrochemical…