Mission Critical Service Specialist III

. Serve as a primary customer contact, managing communications, work schedules, and customer relationships .

Posted 10/15/2026full-timeKennesaw • United StatesMid-LevelSenior💰 $53,000 - $106,000 per yearWebsite

Key responsibilities & impact

Serve as a primary customer contact, managing communications, work schedules, and customer relationships
Manage server maintenance activities and planned downtime according to customer requirements
Complete and maintain work orders, call logs, commissioning records, and customer updates
Review and interpret wiring diagrams, as-builts, drawings, and control sequences
Provide technical support through phone, email, ticketing systems, and special projects
Analyze building system performance, energy consumption, alarms, trends, and operational data to identify optimization opportunities and resolve issues
Support HVAC, building automation, lighting, refrigeration, and central plant systems through commissioning, startup, re-commissioning, troubleshooting, and operational support
Coordinate with field operations, technicians, and customers to resolve technical and operational issues
Support multiple customers while following customer-specific procedures, workflows, and service requirements
Resolve issues promptly and achieve first-call resolution whenever possible
Develop, maintain, and document processes and procedures supporting operational excellence
Provide training, mentoring, coaching, and knowledge sharing to team members
Participate in rotating on-call schedules supporting critical facilities and data center customers, responding to alarms, outages, escalations, and operational events with appropriate communication, documentation, and escalation

What you’ll need

5+ years of experience in Building Automation Systems (BAS), controls service, commissioning, service coordination and dispatching with a High School Diploma or GED, or 3+ years of experience in these areas with an Associate Degree
3+ years of experience in HVAC systems, building controls, BAS platforms, and central plant fundamentals, including chillers, pumps, cooling towers, and building loads
3+ years of experience troubleshooting technical issues remotely or onsite, analyzing system operation, and coordinating resolution with customers and field personnel
1+ years of experience with Microsoft 365 applications
Must be able to participate in an “On Call” rotation after onboarding
Must possess a valid, current Driver’s License and be insurable by the company’s insurance carrier
Ability to lift items up to 50 lbs and perform physical tasks such as squatting and climbing for extended periods
Capable of working over 8 feet above grade and proficient in the use of ladders and motorized lift equipment
Knowledge of HVAC control devices, field instrumentation, BAS components, and communication protocols including BACnet, Modbus, LonWorks, and IP-based networks
Experience with chiller plant optimization, energy management, system commissioning, and performance analysis
Strong networking, computer, troubleshooting, programming, scripting, and remote support skills
Experience supporting after-hours operations, incident response, and service restoration activities

Comp & perks