Ahern - Jobs & Company Info | Kablio

Ahern

Mechanical & fire‑protection contractor offering HVAC, plumbing, controls, sprinklers, alarms, fabrication.

1,700 employees

29 open positions

Industrial

HVAC

Fire Protection & Life Safety

Plumbing

Building Control Systems

Preconstruction Services

Multi-Trade Modular Prefabrication

Industrial Fabrication

Pipe Fabrication

Energy Solutions

Building Commissioning Services

Building Energy Solutions

Fire Alarm & Control

About Ahern

Operates across the U.S. with 15+ offices, delivering mechanical systems and fire

protection services on major commercial and industrial sites.

Services span HVAC, plumbing, sheet

metal fabrication, building controls, fire sprinklers, alarms, and extinguishers.

Notable projects include high‑rise towers, data centers, healthcare facilities, and iconic structures like the Milwaukee Art Museum.

Founded in 1880 from a small plumbing and heating storefront in Fond du Lac, the company has grown into a national contractor.

Culture & Values

dedication to sustainability and social responsibility

pride in improving facilities with a positive environmental and community impact

Quick Info

Company Size1,700 employees

Open Positions29 jobs available

IndustriesIndustrial, HVAC, Fire Protection & Life Safety +10 more

Visit Company Website

Key Highlights

$40M Revenue GrowthRevenue IncreaseAchieved significant revenue growth following strategic investments in training and internal communications.

#3 Fire ProtectionENR RankingRanked #3 in fire protection services by ENR (Engineering News-Record) in 2024.

#10 Sheet‑MetalENR RankingRanked #10 in sheet-metal fabrication services by ENR (Engineering News-Record) in 2024.

#156 Environmental FirmsENR Top 200 RankingRanked #156 among ENR Top 200 Environmental Firms in 2024, up from #160 in 2022 and #193 in 2021, based on environmental services revenue.

50% Water UsageRainwater Supply EfficiencyAhern Milwaukee office uses rainwater to supply 50% of its water usage, demonstrating innovative water conservation.

30% HVAC EfficiencyEnergy Performance Improvement HVAC efficiency improved by 30% at Ahern Milwaukee office, showcasing significant energy savings.

$21,000 Annual SavingsEnergy Efficiency InvestmentCorporate office expansion achieved estimated annual energy savings of $21,000, highlighting cost-effective sustainability initiatives.

Open Positions

29 jobs available

Assistant Project ManagerAssist PM with estimating, change orders, vendor coordination, and field crew support.

Junior (1-3 years)

Service CoordinatorCoordinate service calls, schedule technicians, manage orders and billing.

Intermediate (4-7 years)

Service CoordinatorManage service calls, schedule techs, order parts, handle invoices and reports.

Intermediate (4-7 years)

Project Manager- Fire Systems & EquipmentManage full lifecycle of fire alarm & special hazards projects, ensuring schedule, budget, quality.

Minneapolis, MN

Experienced (8-12 years)

Project Manager- Fire Systems & EquipmentLead fire alarm & special hazards projects from planning through execution and client liaison.

Minneapolis, MN

Experienced (8-12 years)

FSE Designer | WI Service SupportDesign special‑hazard fire suppression systems and support WI service projects

Office Full-Time

Intermediate (4-7 years)

FSE Designer | WI Service SupportSupport special‑hazard fire suppression projects through design, estimates and on‑site assistance in WI.

Office Full-Time

Junior (1-3 years)

FSE Designer | WI Service SupportDesign special‑hazard fire suppression systems and support WI service projects

Office Full-Time

Junior (1-3 years)

Construction Sales Representative- Special HazardsEstimate and sell special hazards construction projects, handling bids and proposals.

Intermediate (4-7 years)

Industrial Process Project ManagerLead mechanical/process construction projects, estimate, manage teams & client relations.

Experienced (8-12 years)

Construction Sales Representative- Special HazardsSell and estimate special hazards construction projects, handling bids and proposals.

Expert & Leadership (13+ years)

Fire Protection Service ManagerManage service operations, profitability, and customer relations for fire protection

Experienced (8-12 years)

Special Hazards & Fire Alarm SuperintendentSupervises special hazards/fire alarm projects, teams, safety, hiring and installations.

Experienced (8-12 years)

Sprinkler Fitter Apprentice5-year apprenticeship installing fire sprinkler systems with on-the-job training.

Project ManagerManage full lifecycle of fire alarm & special hazards projects.

Intermediate (4-7 years)

Fire Systems Technician (Fire Alarm Technician)Inspect, service and commission fire alarm and suppression systems for clients.

Industrial Process Project ManagerOversee mechanical construction projects, lead teams, estimate costs, and manage client relations.

Expert & Leadership (13+ years)

Construction Sales Representative- Special HazardsEstimate and sell special hazards construction projects, handling bids and proposals.

Intermediate (4-7 years)

Fire Alarm DesignerDesign fire alarm and suppression systems, managing projects from design to completion.

Office Full-Time

Intermediate (4-7 years)

Fire Alarm DesignerDesign fire alarm systems, manage projects from concept to documentation.

Office Full-Time

Intermediate (4-7 years)

Learn More

Current Career Openings – Menomonie, WI Contact Page – Main Headquarters LinkedIn – J F Ahern Co.

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