Facilities Specialist BMS & Calibrations

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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.

 Key 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.

Education & Experience

• 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.

Education

• 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.

Preferred Skills & Background

• 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.

The estimated base salary range for the Facilities Specialist BMS & Calibrations role based in the United States of America is: $74,900 - $112,300. Should the level or location of the role change during the hiring process, the applicable base pay range may be updated accordingly. Compensation decisions are dependent on several factors including, but not limited to, an individual’s qualifications, location where the role is to be performed, internal equity, and alignment with market data. 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. We are proud to be an equal opportunity employer committed to providing employment opportunity regardless of sex, race, creed, color, gender, religion, marital status, domestic partner status, age, national origin or ancestry, physical or mental disability, medical condition, sexual orientation, pregnancy, military or veteran status, citizenship status, and genetic information. Illumina conducts background checks on applicants for whom a conditional offer of employment has been made. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable local, state, and federal laws. Background check results may potentially result in the withdrawal of a conditional offer of employment. The background check process and any decisions made as a result shall be made in accordance with all applicable local, state, and federal laws. Illumina prohibits the use of generative artificial intelligence (AI) in the application and interview process. If you require accommodation to complete the application or interview process, please contact accommodations@illumina.com. To learn more, visit: https://www.dol.gov/ofccp/regs/compliance/posters/pdf/eeopost.pdf. The position will be posted until a final candidate is selected or the requisition has a sufficient number of qualified applicants. This role is not eligible for visa sponsorship.