Senior Controls Service Engineer - Commissioning & Troubleshooting

FlaktGroup SEMCO; United States; Hybrid; USD 90,000 - 130,000; Full time

Job summary

FläktGroup is seeking a Service Engineer to serve as the senior technical resource for controls-related commissioning, warranty, and service work across our commercial, industrial, and mission-critical installations.

This role is primarily home-based with 20–40% travel, diagnosing and resolving complex controls issues on energy recovery, CDU, fan wall, and air handling systems, remotely when possible and on-site as required.

Qualifications

• Bachelor’s degree in engineering or related technical field with four years of controls or field service experience, or eight years of equivalent related experience in HVAC controls, building automation, or mission-critical environments.
• Demonstrated expertise troubleshooting and commissioning automatic controls, building automation systems, and other building subsystems in commercial or critical infrastructure environments.
• Working knowledge of building automation protocols and integration methods such as BACnet, Modbus, and LonWorks.
• Experience with control panels, variable frequency drives, sensors, instrumentation, and electrical schematics, including reading blueprints, plans, wiring diagrams, and equipment manuals.
• Ability to perform thorough root cause analysis and see issues through to resolution.
• Ability to work independently from a home office with minimal supervision while managing competing priorities across multiple active projects.
• Ability to travel 20–40%, and live within vicinity of a major airport.
• Excellent written and verbal communication skills; ability to explain complex technical concepts to technicians, customers, and non-technical stakeholders.

Responsibilities

• Serve as the lead technical resource for controls, automation, and sequence of operation issues on FläktGroup energy recovery, fan wall, and air handling equipment.
• Diagnose and resolve complex controls faults remotely through data review and collaboration with field technicians before on-site deployment.
• Travel 20–40% of the time for on-site controls start-up, commissioning support, system optimization, and escalated troubleshooting.
• Develop, review, and validate control sequences, programming, and integration points with building automation systems and customer networks.
• Reduce dependency on third-party controls contractors by bringing diagnostic and resolution capability in-house.
• Improve first-time fix rates by providing technicians with precise technical direction, documentation, and parts requirements.
• Build synergies with engineering, product management, and manufacturing to drive root cause analysis and permanent corrective action.
• Develop technical documentation, troubleshooting guides, and training content to raise the controls capability of the service organization.
• Support growth in data center and industrial cooling segments by ensuring controls performance meets spec and contract requirements.
• Provide superior customer service to internal and external customers while maintaining professional appearance and demeanor.
• Advise leadership regarding customer satisfaction, product performance, and suggestions for product improvements.

Skills

Troubleshooting

Commissioning

Building Automation

HVAC Controls

Remote Diagnostics

Data Center Experience

Education

Bachelor’s degree in engineering

Eight years equivalent experience in HVAC controls

Tools

BACnet

Modbus

LonWorks

Control Panels

VFDs

Wiring Diagrams Reading

Job description

FläktGroup is seeking a Service Engineer to serve as the senior technical resource for controls-related commissioning, warranty, and service work across our commercial, industrial, and mission-critical installations.

This role is primarily home-based with 20–40% travel, diagnosing and resolving complex controls issues on energy recovery, CDU, fan wall, and air handling systems, remotely when possible and on-site as required.