Mechanical Field Engineer – Data Centers

This is a full-time exempt (40+ hours/week), field-based role located in Austin, TX; San Francisco, CA; New York, NY; or Seattle, WA, with travel to project sites as required.

Summary

We are seeking a Mechanical Field Engineer to support the operation, maintenance, and reliability of mission-critical cooling infrastructure across a growing portfolio of data center facilities. This role serves as the on-site mechanical subject matter expert, helping ensure the availability and performance of critical mechanical systems that support high-density computing environments.

The successful candidate will provide hands-on support for troubleshooting, maintenance, commissioning, and operational readiness activities while working closely with facilities teams, contractors, vendors, and engineering stakeholders. This position is ideal for individuals with strong field experience supporting critical cooling systems in data centers, industrial facilities, or other mission-critical environments.

Key Responsibilities

• Operate, maintain, and troubleshoot critical mechanical infrastructure supporting data center operations
• Support the reliable operation of:
  • Chillers
  • Cooling towers
  • CRAH units
  • CRAC units
  • Coolant Distribution Units (CDUs)
  • Heat exchangers
  • Associated pumps and hydronic systems
• Monitor Building Management Systems (BMS) and respond to mechanical alarms, alerts, and abnormal operating conditions
• Investigate equipment performance issues and implement corrective actions to maintain system reliability
• Support preventive maintenance programs and coordinate vendor-performed maintenance activities
• Assist with commissioning, startup, testing, and acceptance of new mechanical equipment and infrastructure
• Coordinate with facilities personnel, contractors, and engineering teams to resolve operational issues and execute system upgrades
• Perform routine inspections and identify opportunities for reliability and efficiency improvements
• Maintain detailed maintenance records, equipment histories, incident reports, and operational documentation
• Support root cause investigations and corrective action implementation following equipment failures or operational events
• Assist with operational readiness activities for new facility deployments and infrastructure expansions

Our Ideal Candidate

• 3+ years of experience supporting mechanical systems in data centers, mission-critical facilities, industrial plants, healthcare environments, or similar infrastructure
• Hands-on experience with:
  • Chillers
  • Cooling towers
  • CRAH and CRAC systems
  • Coolant Distribution Units (CDUs)
  • Heat exchangers
  • Hydronic distribution systems
• Experience troubleshooting critical cooling infrastructure in live operational environments
• Familiarity with Building Management Systems (BMS) and Electrical Power Monitoring Systems (EPMS)
• Understanding of preventive maintenance practices and equipment reliability principles
• Ability to interpret mechanical drawings, schematics, and equipment documentation
• Strong problem-solving and troubleshooting skills
• Ability to work independently while collaborating effectively with cross-functional teams
• Willingness to travel to project sites and support field operations as needed

Preferred Qualifications

• Experience supporting hyperscale or colocation data center facilities
• Familiarity with direct liquid cooling systems and high-density compute environments
• Experience participating in commissioning and startup activities
• Knowledge of chilled water systems and plant operations
• Mechanical, HVAC, or facilities-related certifications
• Experience using computerized maintenance management systems (CMMS)
• Familiarity with mission-critical operating procedures and incident response processes

Compensation & Benefits

• The pay for this W-2 position ranges from $96.15 – $120.19 per hour
• Medical Coverage: Two United Healthcare plans (PPO and HDHP with HSA), with employer contributions toward premiums; coverage begins the 1st of the month after 60 days of employment
• Dental & Vision: United Healthcare dental with 100% preventive care coverage and vision benefits for exams, frames, lenses, or contacts
• Wellbeing Support: Employee Assistance Program (EAP) offering confidential counseling plus additional wellness and care navigation resources
• Retirement & Savings: 401(k) eligible after 30 days with automatic 6% enrollment (opt-out available), 1% annual increases up to 10%, plus HSA with up to $480 employer contribution
• Voluntary Benefits: Employee-paid accident insurance and critical illness coverage for major health events

Equal Opportunity Employer

Flux Resources values applicants of all backgrounds and experiences. We do not discriminate based on race, color, national or ethnic origin, ancestry, age, religion or religious creed, disability or handicap, sex or gender, gender identity and/or expression, sexual orientation, military or veteran status, genetic information, or any other characteristic protected under applicable federal, state, or local law.