Tech Start Up Jobs in Arizona (NOW HIRING)

Start Up Technician III

Position Overview

As a Start Up Technician III, you'll operate as a senior-level, highly skilled technician and field leader in the commissioning, startup, warranty service, and troubleshooting of complex HVAC and mechanical equipment and systems. With full proficiency across all phases of startup and warranty processes, you'll independently handle challenging assignments, diagnose advanced issues, lead and mentor Technicians I and II, and coordinate effectively with other trades, vendors, customers, and project stakeholders. This role demands technical mastery, strong leadership, proactive problem-solving, and uncompromising commitment to safety and quality. Our people-first culture values your expertise and supports your continued growth in a dynamic service environment.

Duties and Responsibilities

• Champion and enforce the highest level of safety compliance at all times, including company policies, OSHA standards, site-specific requirements, and industry best practices; proactively identify hazards and lead safety briefings or corrections.
• Read, interpret, and utilize complex blueprints, schematics, sequences of operation, control diagrams, and technical documentation to verify installations and guide commissioning activities.
• Independently perform complete start-up, functional testing, and commissioning of complex equipment and systems, ensuring optimal performance, efficiency, and compliance with specifications.
• Execute all responsibilities associated with EPA Section 608 certification, including refrigerant recovery, evacuation, charging, leak detection, and regulatory documentation.
• Identify, diagnose, and resolve complicated mechanical, electrical, refrigeration, controls, and system-level issues during start-up or warranty service; develop and implement effective repair strategies.
• Proactively identify improper installations, potential failures, or performance risks before they impact operations; recommend corrective actions and coordinate implementation.
• Lead, direct, and mentor Start Up Technicians I and II in the field; provide hands-on training, quality oversight, and performance feedback to ensure team success.
• Coordinate and direct other trades, subcontractors, and vendors on-site to resolve issues, complete punch-list items, or facilitate system integration.
• Serve as the primary point of contact for customers, general contractors, project managers, and engineers; communicate clearly and professionally regarding progress, issues, resolutions, change orders, and warranty obligations.
• Document all work comprehensively and accurately, including detailed start-up reports, warranty service records, diagnostic findings, photos, recommendations, and time/material logs; ensure all paperwork is neat, complete, and submitted promptly.
• Report complex issues, trends, recurring problems, or customer concerns to the Start Up amp; Warranty Manager for escalation and resolution.
• Perform advanced troubleshooting, system performance analysis, and optimization adjustments to achieve design intent and exceed customer expectations.
• Maintain personal tools, company equipment, vehicles, and job sites in exemplary condition.

Supervisory Responsibilities

Yes – Provides leadership, coaching, and technical guidance to Start Up Technicians I and II; may direct small teams or coordinate with other trades during complex startups and warranty work.

Requirements/Qualifications

• Experience: 5+ years of progressive experience in equipment start-up, commissioning, warranty service, field troubleshooting, or related trades, with proven ability to independently handle complex systems.
• Education: High school diploma or GED required; technical/vocational training or associate degree in HVAC, mechanical systems, electrical technology, or related field strongly preferred.
• Certifications/Licenses: EPA Section 608 Universal Certification required; valid driver's license and clean driving record required; OSHA 30-hour certification encouraged (company support provided).
• Physical Demands: Ability to regularly lift and carry up to 50–75 lbs, climb ladders/scaffolding/stairs, work in confined spaces or at heights, bend/kneel/crouch, reach overhead, and use tools/equipment for extended periods; frequent standing, walking, manual dexterity, and physical stamina required to handle demanding field conditions.
• Work Environment/Safety: Primarily field-based in commercial/industrial settings (indoor/outdoor, mechanical rooms, rooftops, varying weather, including extreme heat); exposure to noise, dust, heights, refrigerants, electrical hazards, and confined-space risks; must strictly adhere to OSHA regulations, EPA protocols, conduct hazard identification, and wear required personal protective equipment (PPE) at all times—safety is our top priority and non-negotiable. This is a safety-sensitive position. Extensive travel, overnight stays, weekend work, and emergency call-outs are routine expectations for this role.

Required Skills

• Advanced diagnostic, problem-solving, and critical-thinking skills across mechanical, electrical, refrigeration, and controls systems.
• Proficiency in reading and interpreting complex blueprints, schematics, sequences of operation, and technical documentation.
• Strong leadership and mentoring abilities with excellent communication and customer service skills.
• Professionalism, integrity, reliability, accountability, and ownership of outcomes.
• Adaptability in high-pressure, variable, and physically demanding environments.

Modigent Overview

Modigent is a national leader delivering next-generation infrastructure, technology, and energy solutions through our family of specialized brands in HVAC, plumbing, and controls systems. With a strong coast-to-coast presence and extensive service capabilities, we empower customers, communities, and our over 1,500 team members to thrive with sustainable, efficient commercial building services. As part of our team, you'll contribute to thoughtful innovation and our people-first culture rooted in service, collaboration, and integrity.

Why Work at Modigent

• 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 amp; 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.

Equal Opportunity Statement

Modigent is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate on the basis of race, color, religion, sex, national origin, age, disability, veteran status, genetic information, or any other protected characteristic.

Third-Party Recruitment Policy

Modigent and its wholly-owned operating companies will not pay any fees for candidate introductions, resumes, or placements from recruiters, employment agencies, or staffing firms without a prior, signed recruitment agreement specifically authorizing submission for a designated position. Unsolicited resumes or candidate submissions will not obligate Modigent to any payment, and we reserve the right to pursue and hire such candidates without liability. Agencies are requested to refrain from contacting hiring managers directly; all inquiries and submissions must go through our Talent Acquisition team.