Service Technician III - HVAC

Modigent • Houston, TX

19h • Onsite

About The Position

As a Service Technician III, you'll operate as a senior/journeyman-level expert, independently handling complex commercial HVAC service calls, advanced diagnostics, repairs, maintenance, and system startups across a wide range of equipment in buildings, hospitals, schools, industrial facilities, and more. Lead service efforts on challenging jobs, mentor junior technicians, and deliver high-reliability solutions that ensure code compliance, energy efficiency, and outstanding customer satisfaction. Our people-first culture empowers your mastery with specialized training, certifications, leadership opportunities, and the fulfillment of keeping critical commercial systems running safely and sustainably nationwide.

Requirements

• Experience: 5+ years of progressive hands-on commercial HVAC service, repair, and maintenance experience; proven journeyman-level proficiency in diagnosing and resolving advanced system issues independently.
• Education: High school diploma or GED required; trade school, apprenticeship completion, or equivalent preferred.
• Certifications: EPA Section 608 certification (Universal strongly preferred); NATE certification, manufacturer-specific training, OSHA 10/30-hour, or other relevant credentials a plus.
• Physical Demands: Ability to regularly lift and carry up to 50 lbs, climb ladders/scaffolding/stairs, work in confined spaces or at heights, bend/kneel/crouch, reach overhead, and use diagnostic tools/equipment for extended periods; frequent standing, walking, manual dexterity, and physical stamina required.
• Work Environment/Safety: Primarily field-based in commercial/industrial settings (indoor/outdoor, varying weather, rooftops, mechanical rooms); exposure to noise, dust, heights, refrigerants, electrical hazards, and extreme temperatures; must strictly adhere to OSHA regulations, EPA protocols, conduct hazard identification, and wear required personal protective equipment (PPE) such as hard hats, safety glasses, gloves, harnesses, and steel-toed boots at all times—safety is our top priority and non-negotiable. This is a safety-sensitive position. Frequent regional travel within assigned market, on-call rotations, and flexible hours (including evenings/weekends) may be required as business needs dictate.
• Advanced diagnostic/troubleshooting across commercial HVAC equipment (RTUs, chillers, boilers, controls/DDC, hydronic/air systems).
• Refrigerant handling/recovery/recharge (EPA-compliant), component replacement, system balancing, startup/commissioning.
• Proficiency with gauges, recovery machines, multimeters, combustion analyzers, and specialized HVAC test equipment.
• Excellent customer service, communication (verbal/written), problem-solving, and mentoring skills.
• Safety leadership, documentation/reporting, multitasking, and independent decision-making in high-pressure situations.

Responsibilities

• Independently diagnose, troubleshoot, repair, and maintain complex commercial HVAC systems, including rooftop units, split systems, chillers, boilers, VAV boxes, air handlers, central plants, controls/DDC, large-tonnage equipment, and both wet-side (hydronic) and dry-side (air-side) applications.
• Perform advanced repairs such as major component replacements (compressors, evaporators, condensers, controls, valves, pumps), refrigerant recovery/recharge/handling, system balancing, startup/commissioning, and retrofits/upgrades.
• Conduct thorough preventive maintenance, performance testing, energy-efficiency assessments, leak detection, and system optimization to minimize downtime and extend equipment life.
• Lead full service calls from dispatch to completion: assess on-site issues, communicate clearly with customers on findings/recommendations/solutions, coordinate parts and materials, execute work, and follow up for satisfaction.
• Ensure all work complies with codes, regulations, manufacturer specifications, EPA requirements, and Modigent safety/quality standards.
• Document service activities in detail (work orders, reports, photos, as-builts, recommendations) and maintain accurate records for billing, warranty, and continuous improvement.
• Mentor and guide Service Technician I and II team members by demonstrating techniques, sharing best practices, supporting on-the-job learning, and promoting safety and quality standards.

Benefits

• Competitive compensation based on experience and level, with opportunities for performance incentives and tool allowances where applicable.
• Comprehensive benefits including medical, dental, and vision coverage, plus HSA options with employer contributions in select plans, and company-paid basic life and accidental death & dismemberment insurance.
• Paid time off, holiday pay, and a 401(k) retirement savings plan to support your long-term financial well-being.
• Professional development through hands-on training, mentorship, apprenticeships, certifications, and clear career advancement paths across our nationwide operating companies.
• Inclusive, supportive culture that values diversity, dignity, respect, collaboration, integrity, and personal fulfillment—empowering you to build a rewarding, long-term career.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED