Facilities Specialist BMS & Calibrations

Illumina • San Diego, CA

1d • $74,900 - $112,300

About The Position

What if the work you did every day could impact the lives of people you know? Or all of humanity? At Illumina, we are expanding access to genomic technology to realize health equity for billions of people around the world. Our efforts enable life-changing discoveries that are transforming human health through the early detection and diagnosis of diseases and new treatment options for patients. Working at Illumina means being part of something bigger than yourself. Every person, in every role, has the opportunity to make a difference. Surrounded by extraordinary people, inspiring leaders, and world changing projects, you will do more and become more than you ever thought possible. Job Summary The BMS / HVAC Controls Technician supports the operation, troubleshooting, and optimization of building automation systems that control HVAC and related building systems. This role is ideal for an experienced HVAC controls technician who understands how equipment, sensors, control logic, and field devices work together to maintain comfort, efficiency, and reliability. The position focuses on DDC systems, control sequences, trend analysis, and field-level troubleshooting, with hands‑on involvement in system adjustments, diagnostics, and ongoing performance improvement. A working knowledge of control wiring and electrical components is expected, but the primary emphasis is on controls behavior, system performance, and HVAC integration rather than traditional electrical work. This role collaborates closely with HVAC technicians, facilities staff, IT, and vendors to support daily operations, system upgrades, and compliance activities within a complex facility environment.

Requirements

• Minimum of 2–5 years of experience supporting HVAC controls and Building Management Systems (BMS) in a commercial, industrial, or regulated facilities environment.
• Hands‑on experience working with Siemens Desigo systems is strongly preferred, including system navigation, point configuration, alarm management, trend analysis, and basic controls troubleshooting.
• Experience with DDC-based HVAC control systems, including air handlers, VAVs, terminal units, chilled water and hot water systems, and associated field devices.
• Demonstrated ability to troubleshoot controls logic, sequences of operation, sensors, actuators, and control networks, working across both software and field components.
• Familiarity with interpreting control drawings, wiring diagrams, and sequences of operation to support diagnostics and system optimization.
• Experience collaborating with HVAC technicians, facilities teams, and controls vendors to support daily operations and system upgrades.
• Bachelor’s degree in Engineering, Building Systems, Facilities Management, HVAC, Controls, or a related technical field is preferred.
• An equivalent combination of hands‑on controls experience, technical training, and certifications will be considered in lieu of a degree.

Nice To Haves

• Experience with Siemens controls platforms beyond Desigo (Insight, Apogee) or other major BMS platforms (JCI, Schneider, Honeywell) is a plus.
• Familiarity with BACnet-based systems, trend analysis, and basic networked controls concepts.
• Background supporting mission‑critical or regulated facilities (pharma, biotech, healthcare, data centers) is beneficial.

Responsibilities

• BMS Monitoring & Operations
• Monitor real-time system dashboards, alarms, and trends to verify proper operation of HVAC, lighting, and automated building systems.
• Identify abnormal conditions and perform initial diagnostics or escalate issues as needed.
• Adjust schedules, environmental setpoints, and control strategies to support facility operational needs.
• Troubleshooting & Repairs
• Perform preventive maintenance on BMS hardware including sensors, controllers, actuators, and networked components.
• Diagnose and repair system faults, communication issues, and field device failures.
• Support implementation and validation of system upgrades, patches, and reprogramming.
• System Optimization & Documentation
• Review system logs and trend analysis to recommend improvements for energy use, comfort, and equipment longevity.
• Maintain and update BMS documentation such as device maps, sequences of operation, control logic, and wiring diagrams.
• Collaboration & Support
• Partner with HVAC technicians, electricians, IT departments, and other facility teams to resolve cross functional issues.‑functional issues.
• Coordinate vendor support for advanced diagnostics and repairs.
• Provide guidance on system usage and support access control or user setup as needed.
• Changes to individual responsibilities may occur due to business needs and other related duties may be assigned.
• Calibration & Instrument Accuracy
• Execute routine and as needed calibrations for temperature, humidity, and differential pressure sensors supporting HVAC and controlled environments. ‑needed calibrations for
• Verify sensor accuracy against certified reference standards and manufacturer specifications.
• Document calibration results, adjustments, and as‑found/as‑left conditions in accordance with Good Documentation Practices (GDP).
• Identify out oft olerance conditions, perform corrective actions when permitted, or escalate issues for repair or replacement. ‑of‑tolerance conditions, perform corrective actions when permitted, or escalate issues for repair or replacement.
• Coordinate calibration activities with maintenance schedules to minimize operational impact.
• Support audits and inspections by providing calibration records and technical explanations as needed.

Benefits

• Additionally, all employees are eligible for one of our variable cash programs (bonus or commission) and eligible roles may receive equity as part of the compensation package.
• We offer a wide range of benefits as innovative as our work, including access to genomics sequencing, family planning, health/dental/vision, retirement benefits, and paid time off.
• We are a company deeply rooted in belonging, promoting an inclusive environment where employees feel valued and empowered to contribute to our mission.
• Built on a strong foundation, Illumina has always prioritized openness, collaboration, and seeking alternative perspectives to propel innovation in genomics.
• We are proud to confirm a zero-net gap in pay, regardless of gender, ethnicity, or race.
• We also have several Employee Resource Groups (ERG) that deliver career development experiences, increase cultural awareness, and offer opportunities to engage in social responsibility.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level