Mechanical Engineering Intern | Ontario, CA
100% Employee-Owned · Big-firm resources, local-team relationships, ONE IMEG culture
This posting is for Summer 2027 Internship opportunities.
IMEG is hiring a Mechanical Engineering Intern in Ontario, California. Over 10-12 weeks, you'll assist in the analysis, design, and implementation oversight of mechanical systems for the vertical building industry while gaining hands-on experience through real project work alongside experienced engineers and consultants.
In this role, you'll support project budgets, collaborate with cross-functional teams, and help meet project goals and client expectations across education-focused work. You'll contribute in a collaborative environment that also supports broader public-sector and institutional work, advancing high-performance, energy-efficient design aligned with MEP2050 and AIA2030.
At a Glance
Location: Ontario, CA
Discipline: Mechanical
Markets: Education
Ownership: 100% employee-owned (ESOP)
Work Schedule: Full-time in office, 10-12 week summer program
Program Length: 10-12 weeks
Sponsorship: Not available
What You'll Do
- Assist with design portions of mechanical systems projects according to code and IMEG standards
- Assist with researching commercially available equipment
- Assist with maintaining client relations, project design notebooks, and documentation for permanent record files
- Assist with coordinating design and schedule with architectural, structural, electrical, mechanical, technology, clerical, and equipment supplier teams
- Assist with documenting design decisions, meetings, and client instructions while monitoring project design progress
- Assist with reviewing project documents for accuracy and completeness before final check
- Assist with preparing and issuing addendum information
- Conduct periodic job site observations and other services required by the contract services agreement
What You'll Bring
Required Education
- Completed at least 2 years towards a Bachelor of Science (BS) Degree in Mechanical Engineering, or equivalent required
Required Experience
- Prior internship experience in the building design consulting industry preferred
Required Skills/Abilities
- Strong interest in design consulting
- Proficient with MS Office Suite including, but not limited to, Word, Excel, and Outlook
- Skilled in AutoCAD and/or Building Information Modeling (BIM) software
- Ability to clearly communicate in both oral and written communication to individuals or groups
About the Team
- Service mix is centered on education work across K-12 and higher education, with a notable supporting presence in healthcare and public-sector projects. The recurring pattern is full mechanical, electrical, and plumbing design for classrooms, labs, additions, modernization efforts, and barrier-removal work, with fire protection and technology showing up frequently on larger assignments.
- They also handle medical renovations, municipal/public-safety work, EV and power upgrades, commissioning, security, audio/visual, and occasional civil or survey support. Overall, the portfolio suggests a team that is especially strong in school modernization, science/lab environments, and California public-institution upgrades.
- Recent work includes Rose Villa Health Care Center - HVAC Anchorage, Healthcare; Grand CA Hotel Rooms Renovation-Hot Water Risers, Hospitality; and Baskerville Residence and Addition, Commercial.
Why IMEG
We put people at the center of who we are, creating positive outcomes for people, communities, and our planet. As a 100% employee-owned firm, every team member shares in that mission as an owner.
- A paid internship with real, hands-on project work, not busywork
- A structured program with an assigned mentor and a cohort of fellow interns
- A clear path to full-time: many interns and co-ops convert to full-time roles at IMEG
- 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
- Real impact from day one: at IMEG, an intern once became our Virtual Reality leader
- Exposure across disciplines and offices at a 100+ office, employee-owned firm
- MEG, our in-house AI platform, helps employees find information and build agents that streamline project workflows and calculations
State of California Hourly Range: $22.00 – $24.00
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 www.imegcorp.com
Bring Your Career to IMEG
Apply today to gain hands-on experience, contribute to meaningful projects, and grow with a firm that puts people, communities, and shared ownership at the center of its work.
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 to race, 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 including lactation), ethnic origin, hair type (including hairstyle or hair texture), citizenship status, marital status, military service, veteran’s status, 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 prohibits discrimination and harassment of any type. IMEG conforms to the spirit as well as to the letter of all applicable laws and regulations.
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 [email protected].
Skills Required
- Completed at least two years toward a Bachelor of Science degree in Mechanical Engineering or equivalent
- Proficiency with Microsoft Office Suite, including Word, Excel, and Outlook
- Skill in AutoCAD and/or Building Information Modeling (BIM) software
- Ability to communicate clearly in oral and written communication with individuals or groups
- Strong interest in design consulting
- Prior internship experience in the building design consulting industry
IMEG Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about IMEG and has not been reviewed or approved by IMEG.
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Healthcare Strength — Health, dental, and vision coverage is available on the first day of employment, limiting coverage gaps when switching jobs. Health plans are described as offering solid options, including BCBS choices, with sentiment skewing positive.
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Equity Value & Accessibility — Employee ownership via an ESOP is emphasized, alongside a 401(k), with stock ownership opportunities for eligible employees. This structure can provide meaningful long-term value for those who stay through vesting.
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Leave & Time Off Breadth — Immediate PTO eligibility and a generous holiday schedule are highlighted, with vacation/PTO described favorably in recent entries. Parental leave is available and positively characterized in newer posts.
IMEG Insights
What We Do
With a history that dates back nearly 100 years, IMEG grew from several firms coming together under one uniting vision: people-centered engineering. As a national engineering and design consulting company we’ve intentionally localized our focus to serve carefully chosen regions and markets, allowing us to put relationships and communities first, without sacrificing expertise. Our specialties are high-performing building systems, infrastructure, program management and construction-related services, but our secret to success is found in our deep bench of 1,500 team members. For us, people-centered engineering is about more than the people we serve — it’s representative of the engaged employee culture we’ve worked hard to create. We believe in investing in our people and their professional futures through continuous training, community involvement and the ability to develop a niche specialty. After all, that’s the whole reason we’re drawn to people-centered engineering: everyone wins. By utilizing a collaborative project approach that values our local relationships, national resources and employee engagement, we’re able to produce high caliber work through high quality processes
