Entry Level Process Engineer Jobs in Huntley, IL

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Date: Jul 29, 2026

Location: Schaumburg, IL, US

Operating Sector: Nuclear

Come Build Your Career at Aecon!

Aecon delivers some of the most complex and impactful infrastructure projects — from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build connect communities and power future generations. With deep roots in North America and a strong footprint internationally, Aecon brings global expertise and proudly serves public and private sector clients through its Construction and Concessions segment.

Safety Always is not only our #1 core value – it is the standard that anchors our culture. We believe the most ambitious projects deserve the most committed people. At Aecon, you won’t just build your career — you’ll help build what matters to enable future generations to thrive.

At Aecon, you can count on:

• Safety Always. Our number one core value. The safety of our people, projects, partners, and stakeholders is our priority focus – today and always.
• Integrity. We lead by example, with humility and courage.
• Accountability. We’re passionate about delivering on our commitments.
• Inclusion. We provide opportunities where people feel valued, supported, and empowered to contribute fully.

We deliver infrastructure with purpose, and our people are at the heart of everything we do. Aecon employees are incredibly proud to build some of the most impactful infrastructure of this generation – we call it Aecon Proud.

At Aecon we:

• Ensure you and your family receive the services and benefits needed to support your mental, emotional, and physical well-being.
• Are intentional when it comes to investing in your development. We help you build your career and advance your skills through our Aecon University, tuition reimbursement, and Leadership Programs.
• Are committed to creating work environments focused on mutual respect, teamwork, collaboration, and new ideas, through meaningful initiatives, training, and partnerships with Veteran groups, to ensure we are building with top talent and harnessing our collective strengths within every aspect of our culture.
• Operate responsibly by managing risk, safety, and environmental considerations across all our projects and surrounding communities.

Our success is built on the passion, expertise, and dedication of our people. Together, we embrace strong execution, innovation, and continuous improvement — values that come to life through the unique talents and collaborative spirit of every team member. If you’re inspired to make a difference through future-building projects, join our best-in-class team.

At Aecon Engineering Services Inc. (United), we are a team of engineers, builders, planners, and thinkers that design and build today’s infrastructure, for tomorrow. We come to work every day committed to drive growth and deliver projects that matter for our clients, ourselves, and our communities. Through our work in the nuclear, conventional generation, renewable and power delivery markets, we create resilient infrastructure to last generations.

Aecon Engineering Services, Inc. is seeking an entry level Mechanical Engineer for the Engineering Programs Group. The successful candidate will work as part of the team of engineers located in Schaumburg, IL office.

Reporting to the Engineering Programs Manager, this incumbent will work as part of a team of engineers within Aecon’s Engineering Programs Group as a Mechanical Engineer I, responsible for preparation of plant analytical modeling and program deliverables related to several Aging Plant Management (APM) Programs for the Power and Industrial Industries.

• Run detailed analytical modeling for a number of APM Programs that include:
  • Flow Accelerated Corrosion (FAC)
  • Mechanical Erosion
  • Microbiological Influenced Corrosion (MIC)
  • Raw/Service Water Corrosion
  • Underground Piping and Tanks Integrity (UPTI)
  • High Energy Piping (HEP)
  • Corrosion Under Insulation (CUI)
• Prepare and review analyses, and wear calculations using analytical modeling software
• Prepare, review, and assemble calculations and technical reports
• Individual may have the opportunity to assist in additional Engineering projects
• Must be willing to travel up to 20% annually, which may involve three to six weeks of onsite client support

• Bachelor of Science degree in Mechanical Engineering, or equivalent engineering degree/experience
• Proficient with Microsoft Office (Outlook, Word, Excel, PowerPoint, etc.)
• Experience working with others in a Project Team environment
• Basic knowledge of ASME Codes and Standards and ANSI B31.1
• Understanding of piping stress, fluid flow, thermodynamics, hydraulic analysis, and heat/mass transfer
• Strong technical writing, presentation, and communication skills
• Ability to work independently as well as in a team environment
• Ability to coordinate work on multiple projects
• Ability to prioritize and organize work in a multi-tasked environment
• Ability to take initiative and ownership of engineering work performed

Pay Range: $70,000 - $80,000 per year

Individual pay is determined based on several factors, including work location, education, experience, unique skills and job conditions. Other considerations may include certifications, specialized training, and the complexity or scope of the role.

• Paid Vacation - (vacation/wellness days)
• Health and Wellness Home Benefit - (wellness subsidy for fitness/health)
• Tuition Reimbursement - (strong career growth support for approved degrees, diplomas and courses)
• Green Home Energy Benefit ( A subsidy that can be used for approved green home energy expenses)

Due to the nature of work that Aecon Engineering Programs performs, candidates must be a US Citizen or Permanent Resident of the United States and must be able to obtain unescorted access at nuclear power plants (NPPs).

Aecon fosters belonging within and across our organization. We consider all applicants for positions without regard to race, color, religion, sex, national origin, age, mental or physical disabilities, veteran status, and all other characteristics protected by law.

We are committed to adhering to the objectives and requirements outlined in the Equal Employment Opportunity Commission (EEOC), and to meeting the accessibility needs of persons with disabilities in a timely manner, through the implementation of the requirements of the EEOC and its applicable regulations. Appropriate accommodation under the EEOC will be provided upon request throughout the interview and hiring process.

Aecon is committed to ensuring all job postings are compliant with all applicable laws. Any candidate who has a concern regarding the contents of this or any other job posting can email aecon@aecon.com.