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Mechanical Engineering New Graduate | St. Louis, MO

100% Employee-Owned | Big-firm resources, local-team relationships, ONE IMEG culture

This posting is for Winter 2026 New Graduate opportunities.

IMEG is hiring a Mechanical Engineering New Graduate in St. Louis, MO, to support the analysis, design, and implementation oversight of mechanical systems for the vertical building industry. This entry-level role offers hands-on design, analysis, and project execution experience, with mentorship, training, and opportunities to grow your expertise from day one. In this role, you'll work within project budgets, collaborate with cross-functional teams, and help meet project goals and client expectations while supporting consulting projects. You'll contribute to healthcare-focused MEP work and coordinated building-system design, advancing high-performance, and energy-efficient design.

What You'll Do

• Assist in the design and analysis of HVAC, plumbing, and fire protection systems, creating detailed designs, specifications, and calculations according to code requirements and IMEG standards

• Interact with clients to understand their needs, gather project requirements, and communicate technical information effectively

• Build and maintain client relationships through professional communication

• Support the execution of consulting projects as part of a project team

• Assist in project planning and scheduling tasks to help meet project deadlines and objectives

• Assist with documenting design decisions and instructions from clients while monitoring project design progress

• Analyze low to medium complexity engineering tasks and propose innovative solutions

• Collaborate with senior engineers and consultants to develop practical and efficient solutions

• Participate in IMEG quality control processes to ensure engineering designs and solutions meet IMEG quality standards, industry standards, and client requirements

• Stay up to date with industry trends, emerging technologies, and best practices in mechanical engineering, and contribute to research, development, and innovation efforts within IMEG

• Prioritize safety in all aspects of engineering work and help identify and mitigate potential safety risks associated with mechanical systems

• Collaborate with multidisciplinary teams, including other engineers, architects, and project managers, to deliver integrated solutions that meet project goals

What You'll Bring

• Bachelor of Science (BS) Degree in Mechanical Engineering, or equivalent required

• Prior internship experience in the building design consulting industry preferred

• Engineer-In-Training (EIT) certification preferred

Required Skills/Abilities

• Knowledge of design techniques, tools, and concepts involved in the production of technical plans and specifications

• Strong technical and analytical skills including knowledge of principles relating to thermodynamics, psychrometrics, heat transfer and fluid mechanics as it relates to mechanical systems design in HVAC, plumbing and fire protection systems for buildings

• Knowledge of industry standard engineering software and tools including HVAC load calculation software

• Excellent communication and interpersonal skills

• Ability to work collaboratively in a team environment

• Attention to detail and problem-solving skills

• Eagerness to learn and adapt to new challenges

• Basic knowledge in the use of BIM software.

• Ability to clearly communicate in both oral and written communication to individuals or groups

• Proficient with MS Office Suite including but not limited to Word, Excel, and Outlook

• Ability to travel up to 5% with occasional overnight stays

Why IMEG

We put people at the center of who we are, creating positive outcomes for people, communities, and our planet.

• Consultancy 101: our structured development program that builds your consulting and technical foundation from day one

• An assigned mentor to guide your growth from day one

• IDEA Program: a firm-wide innovation accelerator where employees across every discipline develop and scale new tools, from VR and AI to carbon-reduction technology

• MEG, our in-house AI platform, helps employees find information and build agents that streamline project workflows and calculations

• Employee ownership (ESOP): fully vested at all times, with a 3% to 6% company contribution, plus year-end profit sharing

• PE, SE, and other license exam prep, with a clear path from EIT to PE

• Dress for Your Day flexibility (wear what fits your day)

• Generous paid time off plus 6 paid holidays and 3 additional floating holidays

• Medical, dental, and vision coverage starting day one, with preventive care at 100%, a $50/month wellness credit, and a Calm subscription

Bring Your Career to IMEG

Apply today and start building your career at IMEG, where your work can create positive outcomes for people, communities, and our planet.

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 https://www.imegcorp.com/careers/.

IMEG is committed to providing equal employment opportunities in all employment practices, without regard torace, color, religion, sex (including sexual orientation or gender identity), gender, national origin, disability, age, genetic information(including family medical history), parental status (including pregnancy, childbirth or related medical conditions includinglactation), ethnic origin, hair type (including hairstyle or hair texture), citizenship status, marital status, military service, veteran'sstatus, political affiliation, non-merit-based factors, or any other characteristic protected by law. In accordance with antidiscrimination law, it is the purpose of this policy to put into effect these principles and mandates. IMEG prohibitsdiscrimination and harassment of any type. IMEG conforms to the spirit as well as to the letter of all applicable laws andregulations.

All applicants have the right to request access, correction, and deletion of their personal information from our system. In order to make a request, please email careers@imegcorp.com.