
At Haynes Mechanical Systems, we have spent over 58 years building a company that we can be proud of - a company that focuses on working together with our customers to provide solutions to their heating, ventilation, and air conditioning needs.
We are a fast-growing commercial HVAC, building automation, and energy services company. Our culture exemplifies achieving excellence in everything we do. We are collaborative and work towards the best result for our customers. Our culture is based on four ideals: family-owned, focus on our associates, dedication to our customers, and continuous improvement.
With locations in Denver, Fort Collins, Colorado Springs, and Phoenix, we have many opportunities for advancement.
COMPETITIVE BENEFITS PACKAGE:
We are seeking an experienced BAS Controls Project Estimator to analyze the scope of each project before it is proposed. The Estimator will research the intent of the scope and develop reports on materials and crew requirements. They should accurately estimate costs related to labor, materials, equipment, and other relevant areas.
The ideal candidate has strong technical knowledge of BAS controls systems, with budgeting, strategic thinking, negotiating, and time management skills, and experience building relationships with customers, vendors, contractors, and partners.
ESSENTIAL DUTIES AND RESPONSIBILITIES:
To perform this job successfully, an individual must be able to effectively perform each essential duty. Other duties may be assigned as required:
REQUIREMENTS:
Salary: $85,000-$110,000 + Annual Bonus Incentive + $700/month Car Allowance

Haynes Mechanical Systems has been keeping commercial buildings running strong since 1968. We're not just in the HVAC business — we're in the business of smart, strategic building performance. As a locally owned and operated company, we help our clients lower operating costs, boost efficiency, and shrink their carbon footprint — all while keeping comfort and reliability front and center.
We take a consultative approach to every relationship. That means digging deep into your short- and long-term goals, analyzing key performance data, and crafting tailored solutions that actually make a difference. From equipment upgrades to predictive maintenance strategies, we bring a blend of technical know-how and real-world experience to every project.
For over 57 years, we've built our reputation on quality, integrity, and hustle. We've invested in the right people and the right tech to make sure your building runs at its best — day in and day out. When you work with Haynes, you're getting more than a service provider — you're getting a true partner in performance.