6 mechanical package engineer jobs found in Chicago

About Us Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $8.1 billion in revenue for 2025, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for mission critical, industrial, life sciences, power & energy, aviation, commercial, institutional, residential and sports & entertainment related building projects. About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm committed to enhancing the quality of the human experience through integrated design. We are a team of high-energy professionals who share a passion for design, a collaborative approach, and a casual culture. We solve challenges by leveraging the collective expertise and ingenuity of the best and brightest...

Description COE Engineer, Manufacturing Cost, Design-to-Value, and Producibility As a COE Engineer, you will help build and deliver a new technical Center of Excellence focused on cost transparency, manufacturability, producibility, and design-to-value for complex Aerospace & Defense and advanced industrial products. You will analyze how components, assemblies, and systems are designed, manufactured, sourced, qualified, and costed, then translate technical findings into practical recommendations for supplier negotiations, design optimization, sourcing strategy, production readiness, and cost reduction. The role sits at the intersection of engineering, manufacturing, supply chain, and commercial strategy. It is intended for a hands-on technical problem solver who can evaluate drawings, specifications, bills of material, manufacturing routings, supplier inputs, process assumptions, labor content, material yield, tooling, quality, overhead, and supplier economics to develop...

Do you want to be a part of the clean energy movement? Are you passionate about improving our environment for this generation and those to follow? Are you ready to take on new challenges and collaborate with a future-focused team leading the way into new markets? Join Nexamp! This is where you can learn from industry leaders and become one yourself. It's fast-paced, mission-based work that challenges the status quo. Be on the team that's changing the world. What we're looking for: Nexamp is looking to hire a Senior Electrical Engineer to join it's Clean Energy Deployment team. You will be responsible for review of solar & storage projects design by providing technical expertise in the interconnection, construction, and assisting in the commissioning of distributed energy resources (DERs). We are accepting candidates across our hub offices of Chicago, Boston, DC, and NY. We are supporting hybrid work. You will report to the Director, Electrical Engineering. What...

Job Description Sr. Energy Storage Commissioning Engineer, Grid Infrastructure Locations: FULLY REMOTE (Anywhere in the USA) This is an opportunity to join a trailblazing BESS (Battery Energy Storage) company backed by top-tier private equity, leading the charge in utility-scale energy storage development, execution, and operations. They have a rapidly expanding national footprint, and double digit GW portfolio including one of the largest fleets of grid-connected standalone battery storage assets in the country. They're looking for a Sr. Energy Storage Commissioning Engineer and Projec Leaderto join their EPC team and own the technical engineering, construction oversight, and commissioning execution for utility-scale BESS projects across designated regions. This is a unique role that combines deep cross-functional technical engineering with hands-on project delivery. You'll oversee the design, construction, and commissioning of BESS projects in partnership with...

At MacKay, we believe great people are the foundation of our growth and success. We are in an exciting phase of expansion, creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers. Whether your role is technical or part of our support services team, you play an important role in delivering high-quality work and helping our projects succeed. We're seeking a skilled and inspired Project Manager/Senior Civil Engineer to join our Transportation-Roads and Streets team in Chicago, Illinois . In this role, you'll take the lead on designing and delivering transportation projects from concept through bid documents and construction reviews. You'll collaborate closely with clients, project managers, and multidisciplinary teams to produce high-quality engineering solutions that shape the communities where we live and work. Your expertise will guide technical design, ensure adherence to engineering standards, and...

GFT is seeking a Sr Site/Civil Engineer to support a variety of projects in the Midwest region. This role follows a hybrid work model, requiring regular attendance at Chicago, IL office. What you'll be challenged to do: GFT is seeking a Sr. Site/Civil Engineer for our site development practice within the buildings & places business group. The position to participate in project teams for the planning, design, and construction administration of public and private projects. Clients and projects may be in various locations in the Midwest region. Candidate must have the flexibility to travel within the region periodically to help serve GFT's client base. This role supports a hybrid work model, requiring regular attendance at our Chicago, IL office The successful candidate will have demonstrated professional experience in site/civil engineering and will contribute to projects spanning a diverse range of project types - including transit facilities, state and local...