
Job description
The Process Engineer provides technical leadership for the transfer of established API manufacturing processes between production units or facilities. This role works in direct partnership with the Site Project Manager to execute the technical scope of a $10M–$20M capital portfolio.
Conducts deep-dive evaluations of existing production processes, leads the technical transfer of API processes, prepares and updates PFDs, P&IDs, and Equipment Specifications, performs technical calculations for equipment sizing, and works with site automation teams to simplify or adapt complex control sequences.
Must have excellent verbal and written communication skills, be a self-starter and initiator, and willing to travel to various sites as required for project oversight.
Company

Construction • Design
Siegfried is a leading multidisciplinary design and engineering firm serving Northern and Central California for more than 70 years. Based in Stockton with offices in Modesto, Sacramento, San Jose, and Truckee, the company delivers integrated civil, structural, geotechnical, and landscape architecture solutions, complemented by surveying, project management, sustainable design, and grant writing services. Leveraging deep technical expertise and a collaborative approach, Siegfried helps clients navigate complex projects, supports community growth and resilience, and provides hands‑on management, regulatory guidance, and innovative design backed by advanced technology.
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