Senior Plant Engineer, Dixon - Site Services

Senior Plant Engineer – Facilities & Engineering

As a Senior Plant Engineer in Facilities and Engineering, you will own the technical systems and ensure the efficient, safe, and reliable operation of critical mechanical, electrical, and process/utilities infrastructure at the Dixon and South San Francisco (SSF) sites. This high‑impact, strategic role mitigates severe business interruption risks to critical research and manufacturing facilities and influences multi‑million‑dollar investments and operational costs.

• Provide technical expertise and operational support for mechanical, electrical, and process/utilities infrastructure, maximizing system uptime and ensuring equipment reliability.
• Maintain engineering documentation, risk/criticality assessments, maintenance strategies, and critical spares, overseeing the full asset lifecycle.
• Apply proficient knowledge of technical standards, drawings, schematics, and codes (ASHRAE, OSHA, NFPA) to ensure reliable facility operations.
• Support audits for regulatory and internal compliance.
• Define critical spare parts, BoMs, and maintenance strategies; ensure accurate asset data in CMMS.
• Own the sequence of operations and functional requirements for equipment controlled, monitored, and alarmed by the Building Automation System (BAS).
• Leverage Building Automation data and history for trending, troubleshooting, and continuous improvement.
• Develop complex preventive maintenance (PM) and lockout/tagout (LOTO) job plans.
• Act as system owner for critical infrastructure throughout the asset lifecycle.
• Execute risk/criticality and condition assessments.
• Champion Reliability‑Centered Maintenance (RCM) to maximize uptime, maintainability, and availability.
• Lead structured Root Cause Analysis (RCA) and Failure Analysis (RCFA) for equipment failures and emerging issues.
• Analyze data from CMMS, BAS, and historians for RCAs and continuous improvement.

• BA/BS in Mechanical, Chemical, Industrial Engineering or equivalent technical field.
• Minimum 8 years of experience in mechanical, electrical, and process/utilities infrastructure design/operation in high‑tech, industrial, life sciences, or chemical manufacturing.
• Minimum 3 years of experience in a large, multi‑functional campus environment.
• Proficient knowledge of BAS and CMMS (e.g., SAP, Siemens).
• Working knowledge of industry standards (ANSI/ASHRAE, NEMA, NFPA, EPA, OSHA) and documentation (P&IDs, process flow diagrams).
• Proven experience investigating, troubleshooting, and correcting mechanical, electrical, and process/utilities infrastructure equipment and systems.
• Experience in plant engineering across R&D, manufacturing, and commercial operations.
• Demonstrated experience optimizing equipment operation for efficiency and reliability.
• Excellent interpersonal and communication skills.
• Proficient understanding of safety principles and quality systems in regulated environments.

Salary range for California: $109,500 – $203,300 USD annually. Actual pay will be based on experience, qualifications, geographic location, and other job‑related factors. A discretionary annual bonus may be available. This position is not eligible for relocation.

Benefits as detailed on the company website.

Equal Employment Opportunity – Genentech is an equal‑opportunity employer and prohibits discrimination under federal, state, and local laws.