Mechanical Engineer - Mid-Level

Sargent & Lundy•Chicago, IL

3h•Hybrid

About The Position

This position is based on a hybrid work schedule and will require in-office work 3 days per week. This position will offer you the ability to directly apply your knowledge of thermodynamics, heat transfer, and fluid mechanics. You will be preparing calculations, specifications, and technical reports to support client recommendations and reviews, and will additionally conduct equipment sizing, optimization evaluation, and selection in response to project needs. While supporting project teams with other Mechanical Engineers, you will be involved in system engineering, including the design, modification, and analysis of power plant mechanical systems. There is the potential for you to travel to client and vendor offices for design reviews and to plant site locations for construction coordination and field verification of designs. At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024. The Energy & Industrial Group (EIG) specializes in delivering advanced engineering solutions across various sectors, including power generation, environmental compliance, oil & gas, and industrial projects, from new plant design to plant betterment and upgrade services for operating facilities. We have designed nearly 900 conventional power plants, yielding over 100,000 megawatts (MW) of generation capacity. Our expertise includes numerous recent and ongoing combined cycle projects that leverage the latest advanced machinery, including combustion turbines, steam turbines, and heat recovery steam generators from all leading suppliers. EIG is recognized for its commitment to decarbonization through innovative technologies in renewable energy, carbon capture, and hydrogen power. We excel in detailed engineering services for photovoltaic (PV) solar projects and energy storage integration, and lead the industry in carbon capture technologies, managing projects from conceptual studies, pilot demonstrations and through commercial scale implementation for utilities and industrial plants.

Requirements

BSME or MSME from an ABET Engineering Accreditation Commission-approved program with a strong academic background and interest in thermodynamics, heat transfer, and fluid mechanics
2 or more years of experience with CAD software, such as AutoCAD or Revit
3 or more years of experience in the practical application of mechanical engineering and technology including applying systems, principles, techniques, procedures, and equipment to a project design
3 years of experience in design techniques, tools, and principles involved in the production of technical plans, fabrication drawings, and models
Successful completion of the Fundamentals of Engineering (FE) exam, and designation as an Engineer in Training
Strong interest in numerical computations and problem solving
Proficiency with MS Office applications
Excellent written and verbal communication skills

Nice To Haves

Experience in writing and providing support documentation for Mechanical Engineering calculations
Programming or scripting (e.g., Python, MATLAB, advanced Excel) to automate calculations, design checks, reporting, or data transformation is valued but not required.
Additional learning, such as a minor, certificate, or other training in Computer Science, Artificial Intelligence, Software Engineering, or related fields that helps you apply automation or agentic AI to real engineering problems.

Responsibilities

Preparing calculations, specifications, and technical reports to support client recommendations and reviews
Conducting equipment sizing, optimization evaluation, and selection in response to project needs
Involvement in system engineering, including the design, modification, and analysis of power plant mechanical systems
Travel to client and vendor offices for design reviews and to plant site locations for construction coordination and field verification of designs
Solve problems using modern tools
Take engineering problems from issue to solution using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs
Build or use automation to create calculations, summarize technical documents, or draft design documentation, including appropriate use of agentic AI tools, with strong engineering judgment and verification of results