Job Description

We are seeking an experienced Field Service Site Supervisor to lead service and maintenance activities across mission-critical data center environments.

In this hands-on role, you will supervise technicians and subcontractors, manage HVAC controls and BMS maintenance activities, respond to critical incidents, and act as the key customer contact on site. Your focus will be ensuring system reliability, uptime, safety, and exceptional service delivery.

This position will be based in Eskilstuna, Sweden, with responsibility for supporting customer sites across Västerås, Eskilstuna, and Norrköping Travel between these locations will be required as part of the role,

Key Responsibilities

• Lead maintenance, troubleshooting, repairs, and upgrades of HVAC controls and BMS systems.
• Coordinate field technicians and service partners across multiple sites.
• Manage critical alarms and incident response activities.
• Ensure delivery of planned and reactive maintenance programmes.
• Monitor system performance and identify optimisation opportunities.
• Maintain compliance with data center procedures, SLAs, and safety standards.
• Build strong relationships with customers and site stakeholders.

What we look for:
We're looking for a service-focused leader who combines strong technical expertise with the ability to thrive in fast-paced, mission-critical environments.

• Minimum 4 years' experience in HVAC controls, BMS, building automation, or field service environments.
• Proven experience in fault finding, maintenance, and troubleshooting on live operational sites.
• Experience leading technicians and coordinating multiple service activities.
• Strong communication, organisational, and customer relationship skills.
• Driving licence

• Experience within data centres or other mission-critical environments.
• Knowledge of BMS, HVAC controls, and cooling infrastructure.
• Experience with incident response, root cause analysis, and system optimisation.

You'll be:

• A strong leader who motivates teams and drives high-quality service delivery.
• Customer-focused, proactive, and solutions-oriented.
• Calm and confident in fast-paced, high-pressure environments.
• Well-organised, adaptable, and committed to safety and quality.
• A collaborative team player with a strong work ethic and sense of ownership.

What we offer:  

• Employment in a growth company with a history spanning more than 130 years  

• Be part of the green energy-efficient refrigeration and heat pump industry  

• Well-established employee associations  

• Flexible working hours

• Access to education and various career paths, including 5,000 e-learning programs.  

• Strong maternity/paternity benefits, including support for the child's first sick day and a global network for parents with young children

Application

If you have read this far, we are glad to see you are interested! If you can see yourself in this role, we look forward to hearing from you.

We are interviewing on an ongoing basis and therefore encourage you to apply as soon as possible through our website.

Please note that we do not accept CVs or applications submitted via email. All applications must be submitted through our online application system.

If you have any questions regarding the position, please contact Talent Acquisition Partner, Iben Lund: Email: iben.lund@jci.com

About Johnson Controls

Johnson Controls is a global organization spanning 2,000 locations with more than 85,000 employees worldwide. We are dedicated to creating a world that is safe, comfortable, and sustainable through innovative, intelligent, and integrated building solutions, technologies, and infrastructure.

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