Senior Mechanical Engineer | Rock Island, IL

Senior Mechanical Engineer | Rock Island, IL

IMEG is hiring a Senior Mechanical Engineer in Rock Island, IL, to lead design efforts as a project manager or lead engineer for moderate-to-complex projects. In this role, you’ll partner with engineers and consultants to provide project direction, engineering solutions, and client-focused advice, supporting code-compliant mechanical system design and implementation oversight for vertical building projects (HVAC focus). You will also support budget accountability, mentoring and training efforts, and cross-functional collaboration to meet project goals and client expectations.

Principal Responsibilities

• Lead mechanical design efforts for HVAC (and related) systems, producing detailed designs, specifications, and calculations aligned with codes and IMEG standards
• Perform site assessments and develop technical analyses and reports to support design decisions
• Partner directly with clients to gather requirements, communicate technical information, and build and maintain client relationships
• Conduct in-process design reviews (design, calculations, specifications, and correspondence) and implement IMEG quality control processes
• Provide technical training and mentoring, and support resolution of field issues with limited support from senior staff
• Stay current on industry trends, emerging technologies, and best practices; contribute to research, development, and innovation within IMEG
• Prioritize safety in all engineering work by identifying and mitigating potential safety risks associated with mechanical systems
• Collaborate with multidisciplinary teams (engineers, architects, and project managers) to deliver integrated solutions that meet project goals
• Participate in project interviews and project presentations

Required Qualifications and Skills

• Bachelor of Science (BS) Degree in Mechanical Engineering, or equivalent, required
• Professional Engineer (PE) License required
• 7 years of experience minimum required, 8 preferred, in the building design consulting industry
• Advanced proficiency in design techniques, tools, and concepts involved in the production of technical plans and specifications
• Advanced proficiency in technical and analytical skills including proficiency of principles in thermodynamics, psychrometrics, heat transfer and fluid mechanics relating to mechanical design in HVAC, plumbing and fire protection systems
• Strong training, mentoring and leadership skills
• Ability to perform final quality control check in their area of expertise
• Ability to sell work and develop client relationships
• Excellent communication and interpersonal skills; ability to clearly communicate in both oral and written communication to individuals or groups
• Ability to work collaboratively in a team environment
• Attention to detail and problem-solving skills
• Eagerness to adapt to new challenges
• Proficient with MS Office Suite including but not limited to Word, Excel, and Outlook
• Ability to travel up to 20% with occasional overnight stays
  This position is not eligible for sponsorship.

Why Join Us IMEG puts people first—with a strong focus on career growth, work-life balance, and meaningful impact. As a 100% employee-owned firm, we offer the resources of a national design leader with the close-knit culture of a local office. You’ll collaborate across disciplines, contribute to innovative, sustainable projects, and shape the communities we serve. Join a team where your ideas are valued, your development is supported, and your work truly matters.

Mechanical Team Highlights

• Mechanical engineers design HVAC systems, central plants, building automation and controls, and energy recovery solutions
• The team leverages lifecycle analysis, rapid energy modeling, and sustainable design practices to support occupant comfort, indoor air quality, and reduced energy consumption
• IMEG’s mechanical team has earned multiple international ASHRAE Technology Awards for energy-efficient HVAC designs
• Specialties include advanced HVAC system design (including geothermal systems, chilled beams, and industrial ventilation), central plants, controls, and energy recovery solutions

Locations available:

Rock Island, IL
Urbandale, IA

State of Illinois Salary Range: $112,000 - 167,000.

Minimums and maximums may vary based on location. Individual pay will be based on several factors including experience, knowledge, skills, and abilities of the applicant. Other rewards may include annual bonuses and stock ownership options. In addition, IMEG Corp. provides a variety of benefits to employees, including health insurance coverage, an employee wellness program, life and disability insurance, a retirement savings plan, paid holidays, and paid time off (PTO). This information is being provided in compliance with local laws. Additional information regarding employee benefits may be found on our company website at

Apply today to help deliver high-performing, code-compliant HVAC solutions that improve building outcomes for our clients and communities.

IMEG, an employee-owned corporation, is committed to investing in employees’ futures through professional development programs and opportunities for career advancement. We offer a comprehensive benefits package including generous PTO, flexible schedule, and assistance with tuition reimbursement. Additionally, employees are eligible to enroll in health, dental, vision, and life insurance on their first day of employment.

Want to learn more about IMEG and our other amazing career opportunities? Please visit .