HVAC Technician

This role focuses on facilities operations, performing general, preventive, and emergency maintenance on a wide range of building and HVAC equipment. The HVAC Technician applies strong mechanical, electrical, plumbing, and process systems knowledge to ensure reliable operation of refrigeration units, air handling systems, chillers, and other HVAC infrastructure. The position also supports broader facilities tasks, including restroom repairs and exposure to unfamiliar work to expand skills and capabilities.

• Perform diagnostics, repairs, and preventive maintenance on refrigeration units, air handling systems, chillers, and overall HVAC infrastructure.
• Operate and monitor Building Management Systems (BMS) to track system performance and identify issues proactively.
• Collaborate with cross-functional teams to support HVAC needs in production areas and common spaces.
• Execute root cause analysis for recurring mechanical and electrical issues and implement long-term corrective solutions.
• Ensure compliance with safety, environmental, and energy efficiency standards in all maintenance activities.
• Maintain accurate records of maintenance work, system performance, and parts inventory in appropriate systems and logs.
• Support commissioning of new HVAC systems and retrofits of existing infrastructure, including start-up, testing, and verification.
• Install, maintain, and repair air conditioning units (split, rooftop, and packaged systems), furnaces, boilers, heat pumps, chillers, air handlers, VAVs, ductwork, thermostats, and control systems.
• Perform motor replacements and repairs on pumps, compressors, and related mechanical equipment.
• Repair pumps and fittings and replace pipes and associated components as needed.
• Apply knowledge of cooling tower and rooftop unit (RTU) components to perform troubleshooting, maintenance, and repairs.
• Perform brazing and welding on HVAC and mechanical systems where required.
• Respond to and manage mechanical emergency shutdowns safely and effectively.
• Use computerized maintenance management systems (CMMS) to receive work orders, document work performed, and track equipment history.
• Handle refrigerants safely and in accordance with regulatory requirements and best practices.
• Work with variable frequency drives (VFDs), programmable logic controllers (PLCs), and automated control systems to support HVAC operations.
• Provide general facilities support, including restroom repairs and other building maintenance tasks outside the core HVAC scope when needed.
• Participate in continuous improvement efforts to enhance system reliability, energy efficiency, and overall facilities performance.

• 3+ years of hands-on experience with commercial or industrial refrigeration and air handling systems, with consideration for candidates with at least 1 year of relevant experience.
• Strong knowledge of mechanical, electrical, plumbing, and process systems operation and maintenance.
• Proficiency in installing, maintaining, and repairing air conditioning units (split, rooftop, and packaged systems), furnaces, boilers, heat pumps, chillers, air handlers, VAVs, ductwork, thermostats, and control systems.
• Experience working with chillers, boilers, cooling towers, pumps, compressors, and related mechanical equipment.
• EPA Universal Certification.
• Ability to read and interpret technical schematics, blueprints, and operation and maintenance (O&M) manuals.
• Experience using Building Management Systems (BMS) for monitoring and controlling HVAC systems.
• Experience with variable frequency drives (VFDs), programmable logic controllers (PLCs), and automated control systems.
• Hands-on skills in troubleshooting, mechanical repair, and preventive maintenance for HVAC and facilities equipment.
• Comfort working in fast-paced, high-tech environments with minimal supervision.
• Excellent problem-solving skills and a proactive, safety-first mindset.
• Ability to use CMMS tools to manage work orders and maintenance documentation.
• Knowledge of mechanical emergency shutdown procedures and safety protocols.
• Ability to work on refrigeration systems and handle refrigerants safely and in compliance with regulations.

• Crane and rigging experience preferred for handling large HVAC components and equipment.
• Experience with motor replacements for HVAC and mechanical systems.
• Experience repairing pumps, fittings, and piping systems.
• Demonstrated knowledge of cooling tower and rooftop unit (RTU) components and operation.
• Brazing and welding skills for HVAC and mechanical piping and components.
• Familiarity with a variety of service, troubleshooting, mechanical, and electrical tasks related to HVAC.
• Additional HVAC/R certifications beyond EPA Universal are a plus.
• Ability to collaborate effectively with technicians, engineers, and other cross-functional partners.
• Strong communication skills to document work clearly and share technical information with the team.

Employees benefit from a comprehensive package that supports long-term financial and personal well-being, including eligibility to purchase company stock at a discounted price and access to full benefits once in a permanent role. The environment promotes skill growth through exposure to advanced systems and varied facilities work, encouraging continuous learning and development. Team-based operations and a high-tech setting create opportunities to work with modern equipment and technologies while contributing to meaningful, impactful projects.

This position is fully onsite at a high-tech facilities location in the Fremont area, with occasional travel to a nearby factory as needed. You will work as part of a dedicated team of approximately 15 technicians, collaborating closely with engineers and other technical staff. The role involves hands-on work with HVAC equipment, mechanical systems, electrical components, BMS platforms, VFDs, PLCs, and CMMS tools in an active production and facilities environment. Typical shifts include a Sunday through Thursday schedule with an afternoon start time around 2:003:00 p.m., and a Monday through Friday schedule from 6:00 a.m. to 3:00 p.m., with the expectation of flexibility for weekend work and overtime as operational needs arise. The setting is fast-paced and safety-focused, requiring appropriate work attire suitable for industrial and mechanical tasks, including adherence to all site safety and PPE requirements.

This is a Contract to Hire position based out of Fremont, CA.

The pay range for this position is $35.00 - $40.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)

This is a Contract to Hire position based out of Fremont, CA.

This position is anticipated to close on Oct 26, 2026.

This is a fully onsite position in Fremont,CA.

About Aerotek

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance:
Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):
We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.