Mechanical Engineer

Why You'll Love Working Here:

* A culture that values integrity, teamwork, and professional growth

* Opportunities to lead and contribute to game-changing projects

* An ownership mindset-our ESOP structure means your success is our success

* Competitive compensation & benefits

* Emphasis on work-life balance and flexibility

* A leadership team that listens and supports your ambitions

At Guernsey, we're more than engineers, architects, and consultants-we're changemakers with a shared purpose. We're driven by curiosity, united by collaboration, and committed to building a better future-together. We're redefining what it means to work in the AEC industry, blending innovation with integrity and giving every employee a real stake in the outcome. Here, your ideas matter, your growth is prioritized, and your career has limitless potential.

What You'll Be Doing:

Design & Technical Contributions

* Assist in the design of HVAC systems using advanced engineering tools and methodologies

* Support energy modeling, life cycle cost analysis, and system feasibility studies

* Perform load calculations and assist with equipment sizing and selection

* Design and layout ductwork and hydronic systems

* Contribute to plumbing and controls system designs

* Prepare specifications and coordinate with drawings from other disciplines

* Stay current with applicable codes, standards, and sustainability practices

Project Support & Coordination

* Collaborate with internal team members across disciplines to meet project deadlines and quality standards

* Participate in internal reviews, project meetings, and site visits as needed

* Support project documentation and submittals

* Provide technical input during proposal development and project planning

What You Bring to the Team:

* Bachelor of Science in Mechanical Engineering or related field (required)

* 5-15 years of mechanical design experience in the AEC industry

* PE license (required); if not licensed in Oklahoma, must obtain within two years

* Proficient in AutoCAD, Revit, Microsoft Office Suite

* Familiarity with HVAC load and energy modeling tools (e.g., Carrier HAP, Trane TRACE)

* Strong communication skills and ability to work effectively on multi-discipline teams

* Willingness to travel to project sites as needed

Essential Physical Functions:

* Sit/stand at a desk or computer

* Walk, stoop, stand and move around job sites

* Travel and occasional site visits requiring stooping, standing, and lifting up to 30 lbs.

* Frequent communication via phone, video, or in-person meetings

* Ability to focus on digital and paper-based information for extended periods

* Some project-based travel may be required

Let's Build the Future Together!

If you're ready to make an impact, challenge the status quo, and grow with a forward-thinking, employee-owned company, we want to hear from you. Apply now and let's create something extraordinary!

We Are an Equal Opportunity Employer

Guernsey is proud to be an Equal Employment Opportunity/Affirmative Action employer.