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 handson 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.

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 asfound/asleft 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. oftolerance 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 25 years of experience supporting HVAC controls and Building Management Systems (BMS) in a commercial industrial or regulated facilities environment.
• Handson 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

• Bachelors degree in Engineering Building Systems Facilities Management HVAC Controls or a related technical field is preferred.
• An equivalent combination of handson 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 missioncritical 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: $74900 - $112300. Should the level or location of the role change during the hiring process the applicable base pay range may be updated accordingly. The range reflects longterm growth in the role. Most candidates are hired between the minimum and middle of the range. Placement depends on experience skills location and internal equity. 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 To learn more visit: 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.