HVAC Field Service Technician II

F6 is a rapidly growing HVAC and Refrigeration Equipment Manufacturing company supporting hyperscale data center infrastructure across the United States. With over 100 employees and continued exponential growth, our teams specialize in the startup, commissioning support, and troubleshooting of mission-critical cooling systems designed by leading equipment manufacturers.

At F6 we look for HVAC technicians who enjoy diagnosing problems and bringing complex systems online. If you are a technician who enjoys troubleshooting mechanical and electrical systems and wants to continue developing your technical abilities, this role offers the opportunity to work on some of the largest data center cooling systems in the world.

About the role

Field Service Technicians play a critical role in supporting equipment startup and troubleshooting system performance issues in mission-critical environments. This position involves up to 100% travel, with a focus on the South Bend, IN and surrounding areas.

Travel may be required depending on project assignment. Travel costs (flight, hotel, and car rental) are covered by the company, along with a per diem for food.

Responsibilities

• Support startup and commissioning activities for cooling systems including:
  • Computer Room Air Handlers (CRAH)
  • Computer Room Air Conditioners (CRAC)
  • In-Row Heat Exchangers (IRHX)
  • Data Center Air Handling Units (DAHU)
• Execute pre-functional equipment checks
• Assist with functional commissioning tests
• Verify equipment installation and piping connections
• Monitor equipment performance during startup
• Identify system performance issues
• Diagnose and assist in resolving issues involving:
  • Hydronic cooling systems
  • Chilled water systems
  • Glycol cooling loops
  • Air handling equipment
  • Pumps and valves
• Troubleshoot issues involving:
  • 24V control circuits
  • 120V and 480V electrical systems
  • VFD operation
  • Sensors and instrumentation
• Participate in daily safety meetings
• Coordinate with startup leads and senior technicians
• Support commissioning activities
• Maintain organized documentation and equipment records
• Assist with completing:
  • Startup checklists
  • Commissioning documentation
  • Equipment inspection reports
  • Field troubleshooting notes
  • End of Day Reports
  • Monthly Expense Reports (within 7 days of receiving)
  • Safety documentation (JHA, JSA, PTP)

Qualifications

• 3+ years' experience working with HVAC, mechanical systems, or industrial equipment
• Strong mechanical troubleshooting ability
• Experience working with hydronic systems preferred
• Ability to read mechanical drawings and piping diagrams
• Basic electrical troubleshooting experience
• Familiarity with electrical schematics and control systems
• Valid driver's license required
• Reliable transportation required for local travel when applicable
• Willing to fly to work regions

Preferred Background

Technicians with experience in the following industries tend to excel in this role:

• Commercial HVAC service
• Data center infrastructure
• Industrial equipment service
• Controls technicians
• Chiller technicians
• Turbocor compressor systems

Physical Requirements

• Ability to work in active construction environments
• Ability to lift 50+ pounds
• Ability to work extended hours during critical startup periods

Skills

The technicians who succeed at F6 tend to:

• Enjoy diagnosing mechanical and electrical system issues
• Take pride in figuring out why equipment is not operating correctly
• Work well in fast-paced project environments
• Communicate clearly with team members
• Continue developing their troubleshooting skills

Benefits

• Health Insurance
• Dental Insurance
• Vision Insurance
• 401k with company match
• Paid Time Off
• Career advancement opportunities

Pay

$40 – $49 per hour

Career Growth

F6 provides a clear technician development path:

• Technician Apprentice (Level 0)
• Startup Technician (Level 1)
• Field Service Technician (Level 2)
• Senior Field Service Technician (Level 3)

Field Service Technicians who demonstrate strong troubleshooting ability, leadership potential, and system knowledge may advance to Senior Field Service Technician (Level 3) roles.

Why Join F6

• Work on some of the largest hyperscale data center projects in the world
• Develop advanced troubleshooting skills
• Work alongside experienced startup technicians and commissioning professionals
• Build a long-term career in a rapidly growing technical industry

F6 values technicians who take pride in their craft and enjoy solving complex technical challenges.