HVAC Building Engineer, 3rd Shift

Northwestern Mutual Investment Services, LLC; Milwaukee (WI); On-site; USD 70,000 - 100,000; Full time

Job summary

Northwestern Mutual Investment Services, LLC in Milwaukee, WI is seeking an HVAC/Boiler Building Systems Operator to operate, maintain, troubleshoot, and repair HVAC, boiler, refrigeration, plumbing, steam and related mechanical systems across facilities.

You will ensure a safe, reliable environment for staff, visitors, and critical data-center operations, partnering with internal teams and vendors to address failures and support projects from design through installation.

Qualifications

• Associate degree in HVAC or completion of an approved apprenticeship with at least three years industrial HVAC experience.
• HVAC-related certification and/or five years of related job experience may be considered.
• Ability to work in a facilities environment with building automation systems and safety standards.

Responsibilities

• Operate, maintain, troubleshoot, and repair HVAC, boiler, refrigeration, plumbing, steam and related systems.
• Maintain domestic water, drainage, pumps, and fire-protection systems.
• Investigate leaks and perform minor or emergency plumbing repairs.
• Respond to building-system failures and data-center emergencies; coordinate with vendors.
• Maintain and repair commercial kitchen refrigeration and exhaust components.
• Perform preventive maintenance and repairs for elevators, escalators, and related equipment.
• Repair equipment using welding and metal fabrication where needed.

Skills

Mechanical aptitude

Building codes knowledge

Blueprints/schematic reading

OSHA requirements knowledge

HVAC/Boiler control systems

Maintenance management systems

Microsoft Office

Education

HVAC associate degree or apprenticeship

High school diploma or GED with relevant experience

HVAC certification considered

Industrial HVAC experience (3+ years)

Tools

Honeywell EBI

Johnson Controls Metasys

Archibus

FM Systems

Auto Flame High-Pressure Boiler Control

Job description

About the Role

As an HVAC/Boiler Building Systems Operator, you will be part of a team responsible for operating, maintaining, troubleshooting, and repairing HVAC, boiler, refrigeration, plumbing, steam, commercial kitchen, and other mechanical building systems at Northwestern Mutual facilities.

You will help maintain a safe, secure, and reliable environment for employees, visitors, property, and critical data center operations. This role partners with internal teams, service contractors, and external vendors to address system failures, complete preventive maintenance, and support building-system projects from design through installation.

What You’ll Do in the Role

• Maintain, Troubleshoot, and Repair Building Systems

• Operate, maintain, test, troubleshoot, and repair HVAC, boiler, refrigeration, plumbing, steam, and related mechanical systems.

• Maintain domestic water systems, drains, pumps, water-management equipment, and fire-protection systems.

• Investigate leaks, clogs, and other system issues and perform minor or emergency plumbing repairs.

• Respond to building-system failures, data center fire-protection emergencies, and other urgent situations.

• Maintain and repair commercial kitchen refrigeration, cooking, exhaust, and control-system components.

• Perform or oversee preventive maintenance and repairs for elevators, escalators, fitness-center equipment, and other building systems.

• Repair equipment using welding and metal-fabrication skills.

Operate and Monitor HVAC and Boiler Systems

• Maintain chillers, cooling towers, circulating and booster pumps, air-handling units, and related HVAC equipment.

• Monitor HVAC and boiler systems through automated building-control systems and make adjustments as necessary.

• Adjust air-handling units to support efficient operation while maintaining appropriate comfort levels.

• Establish system schedules and alarm points and recommend mechanical-system programming changes to the Building Automation Systems Technician.

• Monitor Variable Frequency Drives, pumps, air-handling units, and water-treatment systems.

• Ensure proper operation and maintenance of the Auto Flame High-Pressure Boiler Control system and associated equipment.

• Respond to requests from WE Energies to reduce natural-gas usage.

Coordinate Projects, Vendors, and Documentation

• Identify, isolate, and repair equipment failures in partnership with internal teams and external vendors.

• Support special projects from design through installation while incorporating safety requirements, regulations, and industry best practices.

• Schedule and monitor contractor installation and maintenance work.

• Review service contracts to confirm contractual obligations are fulfilled.

• Support relocation projects by evaluating and coordinating HVAC-related activities.

• Maintain system drawings, equipment records, and Business Resumption Plan documentation.

• Maintain appropriate inventory levels and obtain parts, tools, and materials for preventive maintenance, emergency repairs, and installations.

• Serve on the Emergency Response Team and assist with medical situations, building evacuations, and severe-weather monitoring.

What You’ll Bring to the Role

• Associate degree in HVAC, completion of a state-approved plumbing or HVAC-related apprenticeship program with at least three years of industrial HVAC systems experience or High school diploma or GED with relevant experience.

• HVAC-related certification and at least five years of related job experience may also be considered.

Certifications and Training

The following certifications and training must be obtained within the specified periods:

• NIULPE Fourth Class or ASOPE Second-Class High-Pressure Boiler certification within one year of employment.

• Certified Refrigerant Handling Technician certification within one year of employment.

• Wisconsin Department of Commerce Cross Connection Control Tester Registration within two years of employment.

• OSHA 10 General Industry and motorized-lift training within one year of employment.

• CPR, First Aid, and AED certification within the first six months as a member of the Emergency Response Team.

Knowledge and Skills

• Proven mechanical aptitude.

• Advanced knowledge of applicable state and local building codes and industry standards.

• Ability to read, understand, and update blueprints and schematic drawings.

• Knowledge of applicable OSHA requirements, including Material Safety Data and Confined Space Entry practices.

• Training in the proper handling of hazardous or corrosive water-treatment chemicals.

• Strong knowledge of automated building-control systems, such as Honeywell EBI or Johnson Controls Metasys.

• Ability to use computerized maintenance management systems, such as Archibus or FM Systems.

• Proficiency with Microsoft products.

• Strong customer focus, initiative, accuracy, organization, communication, and problem-solving skills.

• Ability to work independently and collaboratively, adapt to changing priorities, and meet required timeframes.

Essential Service and Schedule Requirements

• *This position is designated as essential services. Essential services employees are expected to make every reasonable effort to report to work or remain on shift during severe weather and emergency situations.

• *The position requires the ability to work overtime and weekends and