Principal Facilities Engineer (GMP)

Location: On-site in Mesa, Arizona, United States. Scheduled shift: Wednesday–Sunday, 2:00 PM–10:00 PM, with on-call and emergency response outside scheduled hours.

Company

Hims & Hers is a public health and wellness platform providing personalized access to diagnosis, treatment, and pharmacy services.

What you will do

• Serve as the on-site engineering lead for HVAC, electrical distribution, compressed air, purified and RO water, EMS, BMS/BAS, generators, and fire/life safety systems.
• Review drawings, P&IDs, specifications, and HVAC designs for construction, renovation, and equipment installation projects.
• Provide technical oversight for vendors and contractors, including installation, acceptance testing, punch-list closeout, commissioning, and system turnover.
• Lead or support IQ/OQ/PQ qualification, change controls, requalification assessments, and compliance with cGMP, FDA 21 CFR Part 210/211, and applicable codes.
• Investigate equipment failures, alarms, excursions, and emergency events while partnering with Quality on CAPAs and documentation.
• Coach Maintenance Technicians and manage preventive-maintenance contracts, contractor relationships, capital improvements, SOPs, validation records, and regulatory files.

Requirements

• Bachelor’s degree in Mechanical Engineering, Electrical Engineering, or a related field; equivalent hands-on experience may be considered.
• 8–10 years of facilities engineering experience, including at least 7 years in a GMP-regulated pharmaceutical, biotech, or manufacturing environment.
• Working knowledge of cGMP, FDA 21 CFR Part 210/211, and IQ/OQ/PQ validation documentation.
• Hands-on experience with HVAC and controlled environments, electrical distribution, compressed air, purified water/WFI, EMS, and BMS platforms.
• Ability to interpret engineering drawings and P&IDs, troubleshoot emergencies, coordinate maintenance, and manage contractors.
• Must work the Wednesday–Sunday, 2:00 PM–10:00 PM shift and be available for on-call or emergency response; must work on-site in Mesa.

Nice to have

• Familiarity with CMMS platforms such as Maximo, UpKeep, or MaintainX.
• Experience with AutoCAD or equivalent CAD tools.
• PE licensure is not required.

Culture & Benefits

• Competitive salary and equity compensation for full-time roles.
• Unlimited PTO, company holidays, and quarterly mental health days.
• Medical, dental, and vision benefits, parental leave, and a 401(k) with employer matching.
• Employee Stock Purchase Program, product discounts, and offsite team retreats.
• Requires handling hazardous drugs with PPE and medical approval for respirator use.
• Requires standing, walking, lifting up to 50 lbs, working at heights and in mechanical rooms, and wearing PPE in controlled or cleanroom environments.