Mechanical Mission Critical HVAC Service Technician

Company Overview

Upchurch is a

rapidly growing , full-service building engineering company providing

mechanical, plumbing, HVAC, and electrical services

across the southeastern United States.

Founded in 1970

and headquartered in Horn Lake, MS, Upchurch has grown through both

organic expansion and strategic acquisitions , establishing a strong reputation for quality, reliability, and service excellence. We offer end-to-end solutions—from design and installation to ongoing maintenance and emergency support— helping clients maximize building performance, energy efficiency, and equipment lifespan . Through our

Data Center Mission Critical (DC|MC)

business unit, Upchurch provides specialized operations and maintenance services focused on

uptime, reliability, and lifecycle performance

of data center infrastructure. This role supports colocation, hyperscale, enterprise, and edge data centers by executing disciplined preventive, corrective, and condition-based maintenance on

mission-critical cooling and mechanical systems .

Position Summary

The

Mechanical HVAC Mission Critical Service Technician

is responsible for maintaining, troubleshooting, and servicing mechanical and HVAC systems that directly support

data center uptime and reliability . Unlike traditional comfort-cooling roles, this position operates in

high-availability environments

where procedural compliance, redundancy awareness, and precision execution are mandatory. Technicians perform scheduled preventive maintenance (PM), corrective maintenance (CM), and emergency response activities on mission-critical cooling based on SLAs of 2-8 hours and mechanical systems while adhering to strict

Method of Procedure (MOP), safety, and change-management standards .

Key Responsibilities

Perform preventive and corrective maintenance on data center mechanical systems, including but not limited to:

CRAH / CRAC units

Chilled water systems

Pumps, valves, strainers, and heat exchangers

Cooling towers, adiabatic systems, and fluid loops

DX, split, and supplemental cooling systems

Execute work through our field management system using approved

MOPs, SOPs, and change-management processes .

Maintain system redundancy and awareness of upstream/downstream impacts.

Respond to alarms, degraded performance, and emergency service calls per SLA.

Document all work, readings, inspections, and system conditions accurately.

Follow strict safety protocols (LOTO, PPE, site rules, confined space, etc.).

Participate in on-call rotations and scheduled maintenance windows.

Complete required overall company and data center specific training via Upchurch University LMS DC|MC program.

Level Differentiation & Expectations

Level I – Foundational Mission Critical Technician

Primary Focus:

Execution, safety, learning Performs PM and basic CM tasks under supervision.

Supports inspections, filter changes, belt replacements, lubrication, and visual checks.

Learns data center environments, redundancy concepts, and uptime risk.

Accurately records readings and follows procedures step-by-step.

Escalates abnormal conditions promptly.

Developing familiarity with:

CRAH/CRAC fundamentals

Chilled water basics

Data center etiquette and live-site work

Typical Experience 0–2 years HVAC/mechanical experience

Entry into data center or critical environments

Level II – Intermediate Mission Critical Technician

Primary Focus:

Independent execution, troubleshooting Independently performs PM and CM on assigned systems.

Troubleshoots alarms, performance degradation, and control issues.

Executes approved MOPs with limited oversight.

Coordinates with controls, electrical, and operations teams.

Identifies early failure indicators and recommends corrective actions.

Begins system-level ownership of specific assets (e.g. CRAH, pumps).

Supports outage planning and maintenance window execution.

Typical Experience 2–5 years HVAC/mechanical experience

Prior data center, industrial, or critical facility exposure preferred

Level III – Senior Mission Critical Technician

Primary Focus:

System ownership, leadership, reliability Serves as

technical authority

for assigned mechanical systems.

Leads execution of complex MOPs, outages, and recovery procedures.

Performs advanced diagnostics and root-cause analysis.

Reviews and improves SOPs, PM scopes, and maintenance strategies.

Mentors Level I and II technicians.

Interfaces directly with client operations and service management.

Supports condition-based and predictive maintenance programs.

Identifies risk, reliability gaps, and lifecycle improvement opportunities.

Typical Experience 5+ years HVAC/mechanical experience

Strong mission-critical or data center background

Qualifications

High school diploma or equivalent; technical/vocational training preferred

EPA Section 608 Certification (Universal or applicable type)

Ability to read: P&IDs

Mechanical schedules

OEM documentation

MOPs and SOPs

Valid driver’s license

Ability to work in live critical environments

Preferred / Differentiators CRAH / CRAC experience

Chilled water plant exposure

BAS/BMS familiarity

OEM certifications

OSHA 10 / 30

Experience in data centers, hospitals, or industrial facilities

Physical & Work Environment Lift up to 50 lbs

Work in raised-floor environments, rooftops, and equipment rooms

Exposure to noise, airflow, and operational equipment

Ability to work nights, weekends, and on-call rotations

Career Progression

Upchurch intentionally designed this role as a

progressive technician pathway , supported by: Upchurch University mission-critical curriculum

OEM training and certification

Defined advancement from Level I → II → III

Expansion into: Lead Technician

SME (Cooling, Pumps, Liquid Cooling)

Service Manager

Integrated Systems Operations roles

Benefits: Competitive pay based on experience.

Health, dental, and vision insurance.

Paid time off and holiday pay.

Opportunities for professional development and certification assistance.

Equal Employment Opportunity: Upchurch Companies provides equal employment opportunities to all employees and applicants. We prohibit discrimination and harassment of any type based on race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.