Mechanical Engineer I

Gray AES; Fullerton (CA); On-site; USD 90,000 - 120,000; Full time

Job summary

Gray AES in the United States seeks a Mechanical Engineer-MEP to lead design for industrial and commercial projects across multiple offices including Atlanta, GA; Dallas, TX; Fullerton, CA; and Lexington, KY. The role focuses on mechanical design, BIM workflows, and code compliance.

The ideal candidate holds a PE license, a BS in mechanical engineering, 5–7 years of experience, proficiency with Revit, AutoCAD, and Bluebeam, and strong leadership and communication skills to mentor juniors and

Qualifications

• Bachelor’s degree in Mechanical Engineering required; PE license required.

Responsibilities

• Lead mechanical design efforts for assigned projects, ensuring compliance with client requirements and building codes.

Skills

Leadership

Mentoring

Team collaboration

Communication

Load calculations

Cost analysis

Excel

Education

Bachelor’s Degree in Mechanical Engineering

Professional Engineer (PE) License

Tools

Bluebeam

Revit

AutoCAD

BIM workflows

Job description

Gray AES is looking to add a Mechanical Engineer-MEP to our Atlanta, GA, Dallas, TX, Fullerton, CA and Lexington, KY Office.

Why Gray AES?

Gray is a family-owned, fully integrated global service provider specializing in engineering, design, construction, digital, equipment manufacturing, and real estate services. Deeply rooted in EAC services, Gray serves both domestic and international customers across our core markets: Food & Beverage , Manufacturing , Automotive , Distribution , Mission Critical , and Commercial . At Gray, our purpose is to make a positive difference in people's lives and build a better future.

Gray AES, the professional services arm of Gray, is a top-ranked firm offering architecture, engineering, and automation services across the globe. Made up of multidisciplinary teams of architects, engineers, and project managers, these collaborative teams work every day to provide unique, customized solutions for our customers. It’s the spirit of our people – the passion, commitment, and a great team environment – that makes our company a great place to work.

Visa Sponsorship

This role is not eligible for visa sponsorship.

Who We Want…

• Bachelor’s Degree in Mechanical Engineering (or related field) from an accredited college or university.
• Professional Engineering License is required.
• 5 to 7 years of experience in mechanical design within industrial or commercial projects.
• Advanced proficiency in Bluebeam and 3D building modeling software (e.g., Revit) and experience with BIM workflows.
• Demonstrated experience of building codes and standards (IBC, ASHRAE, NFPA), and client-specific design requirements.
• Ability to perform load calculations and cost analysis using appropriate software.
• Proficiency in Microsoft Office Suite, with advanced Excel skills for system analysis, cost modeling, and performance optimization.
• Demonstrated leadership in mentoring junior engineers and managing design teams.
• Excellent oral and written communication skills.
• Ability to thrive in a fast-paced, collaborative environment.
• Proficiency in load calculation and cost analysis software.
• Energetic, self-motivated, and committed to professional development.
• Ability to travel up to 25% of the time.

Qualifications

What we expect…

• Lead mechanical design efforts for assigned projects, ensuring compliance with client requirements and building codes.
• Coordinate with multidisciplinary teams to develop integrated design solutions.
• Perform advanced heating/cooling load calculations and energy code compliance assessments.
• Collaborate with the owner and project team to ensure systems are cost-effective and explore value engineering options.
• Use BIM and AutoCAD to incorporate designs into project models and drawings.
• Select and specify mechanical equipment; design air distribution and piping systems.
• Develop control drawings and system diagrams.
• Update and maintain engineering design standards.
• Perform and document design calculations to ensure compliance with applicable codes and client specifications.
• Conduct quality control reviews of design documents, including drawings, specifications, and calculations.
• Collaborate with Project Managers and multidisciplinary teams to meet project schedules and deliver complete, coordinated design packages.
• Review and respond to contractor RFIs, shop drawings, and product submittals, ensuring design intent is maintained.
• Participate in client meetings and design reviews, providing technical input and supporting project delivery.
• Support the development and refinement of internal design standards and best practices.
• Assist in mentoring junior engineers and designers, contributing to team growth and knowledge sharing.
• Other duties as assigned.

Physical Demands & Work Environment

The physical demands described here are representative of those that must be met by a team member to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Periodic overnight travel to visit jobsites where the ability to traverse undeveloped terrain may be required.

While performing the duties of this position, the team member is frequently required to stand, walk, sit, use hands, reach with hands or arms and talk or hear. They may occasionally be required to climb or balance, stoop, kneel, or crouch. Must occasionally lift and/or move up to 50 pounds. Specific vision abilities required include close vision.

Generally, normal office environment where noise level is moderate and temperature/humidity is controlled. Overtime may be required.

Supervisory Responsibilities

This position has no supervisory responsibilities.

EEO Disclaimer

Gray is proud to be an Equal Opportunity Employer and welcomes everyone to apply.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.