Mechanical Engineer

ARCO/Murray Engineering is currently seeking a Mechanical Engineer to join our Mechanical Engineering Design team based in Downers Grove, Illinois. This role will be responsible for guiding the full mechanical scope and leading the development of mechanical and plumbing systems in support of design/build projects that will range from Entertainment, Controlled Environment Agriculture, Industrial, Commercial, to Manufacturing facilities.

This is an incredible opportunity to join an established, but fast-growing design/build business and be part of our Mechanical Engineering Design Group. The team collaborates closely with our internal construction partners which are comprised of experienced Engineers and Project Managers with a passion for delivering exceptional results throughout the entire design/build process. If that sounds like the kind of career opportunity you are looking for, come be part of the AME way!

We are dedicated to the well-being of our associates and are proud to be consistently recognized as a Best Place to Work. Our compensation and benefits package supports our associates, their families, the causes they support and the local communities.

• Industry-leading performance-based bonus program
• Employee Stock Ownership Plan (ESOP)
• Traditional and Roth 401k
• Tuition reimbursement for associates
• Scholarship for associates’ children up to $28,000 per child
• 1-month paid sabbatical after every five years of employment, plus $5,000 for travel
• 1-week paid volunteer leave each year
• 100% charitable match
• Medical, dental, and vision insurance coverage
• Paid parental leave

Typical base compensation for the Senior Mechanical Engineer role is between $80,000 and $120,000. Candidates with extensive experience may exceed this range. In addition to base salary, the role is eligible to receive discretionary bonus compensation based on individual and company performance.

• Manage the design process for mechanical and plumbing systems for a variety of building types from controlled agriculture, waste to value, industrial, manufacturing, to large scale commercial
• Guide and review the design from concept design all the way to turnover and operation
• Apply knowledge of building codes, standards, and project requirements in the development of mechanical and plumbing systems design
• Use ASHRAE approved calculation methods to perform load calculations for various project/building types
• Coordinate with design and construction team to ensure the final deliverable meets the client criteria
• Generate permit and construction documents using 3D modeling software like Revit and/or AutoCAD
• Participate in project pursuits and conceptual design to assist in displaying the value of the design/build approach
• Assist the project team during construction to review any RFIs, submittals, and field challenges
• Participate in the development of standards, procedures, and training programs for the group

• 2 - 5 years of mechanical and/or plumbing design experience
• Bachelor-level degree in Mechanical Engineering, Architectural Engineering or related field
• Experience using Revit and AutoCAD
• Knowledge of codes, standards, and design principles for mechanical and plumbing systems
• Ability to work on multiple projects at once
• Comfortable with working in a fast-paced environment

At ARCO/Murray Engineering, we proudly collaborate with a nationally recognized Design-Build firm and are one of the fastest-growing Engineering Design Groups in the industry. Our success is built on strong client relationships and driven by entrepreneurial design, innovation, and automation.

Our diverse portfolio spans multiple product types, including manufacturing, light and heavy industrial, multifamily, entertainment, and self-storage facilities. We are committed to delivering value to our clients, team, and communities. At AME, you’ll have the opportunity to independently lead state-of-the‑art projects, grow professionally, and see your ideas come to life—from design to completion. Join us to shape the future of engineering, design and construction!

EOE, including disability/vets