Facilities Technician 4 HVACRefrigeration
San Diego, CA - USA
Job Summary
The HVAC-R Technician IV is a senior-level technical specialist responsible for the advanced operation maintenance troubleshooting and repair of complex heating ventilation air conditioning and refrigeration (HVAC-R) systems. This position serves as a subject matter expert (SME) for HVAC-R and central plant systems supporting mission-critical operations through technical leadership independent problem-solving and mentorship of other technicians.
Essential Duties and Responsibilities
- Perform advanced diagnostics maintenance and repair of complex HVAC-R systems including air handling units chillers boilers cooling towers exhaust systems refrigeration equipment and associated electrical and control systems.
- Lead preventive and predictive maintenance activities for HVAC-R and central plant assets to ensure reliability efficiency and compliance.
- Serve as the technical authority for complex HVAC-R troubleshooting root cause analysis and system optimization.
- Interpret and apply blueprints schematics P&IDs control sequences and commissioning documentation.
- Support installation modification testing and commissioning of HVAC-R systems in coordination with Engineering and Facilities teams.
- Act as the technical liaison for HVAC-R contractors and vendors including scope development oversight and quality verification.
- Provide mentorship technical guidance and on-the-job training to Technicians IIII.
- Accurately document maintenance activities inspections and repairs in the CMMS.
- Participate in an on-call rotation and respond to HVAC-R related emergencies as required.
Required Qualifications
-Requires a minimum of 4 - 6 years of related experience.
- Extensive experience as an HVAC-R technician in a commercial industrial or mission-critical environment.
- Expert-level knowledge of HVAC-R systems central plant operations and associated electrical and control systems.
- Demonstrated ability to independently troubleshoot and resolve complex technical issues.
- Ability to read and interpret technical drawings schematics and specifications.
- Ability to work independently and provide technical leadership with minimal supervision.
- Valid drivers license and ability to respond to after-hours calls.
Preferred Qualifications
- EPA Section 608 Universal Certification.
- Advanced experience with Building Automation Systems (BAS) and HVAC controls.
- Experience working in regulated GMP life-science manufacturing or mission-critical environments.
- Completion of a formal HVAC-R apprenticeship or advanced trade certification.
- Experience supporting capital projects system retrofits or equipment commissioning.
Physical Requirements
This position requires the ability to perform physically demanding tasks including lifting up to 50 pounds climbing ladders working at heights and working in confined spaces. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.
Work Environment
Work is performed in mechanical rooms rooftops central plants and occupied facilities. The role may involve exposure to noise temperature extremes and industrial equipment.
Equal Employment Opportunity
The company is an equal opportunity employer and does not discriminate based on race color religion sex sexual orientation gender identity national origin age disability veteran status or any other legally protected status.
Disclaimer
This job description is intended to describe the general nature and level of work being performed. It is not intended to be an exhaustive list of all responsibilities duties and skills required. Duties and responsibilities may change at any time based on business
The estimated base hourly range for the Facilities Technician 4 - HVAC/Refrigeration role based in the United States of America is: $32.88 - $49.32. 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.
Required Experience:
IC