Principal Mechanical Design Engineer Technical Leader jobs in Chicago – Browse 822 openings on RoboApply Jobs

Principal Mechanical Design Engineer Technical Leader jobs in Chicago

Open roles matching “Principal Mechanical Design Engineer Technical Leader” with location signals for Chicago. 822 active listings on RoboApply Jobs.

822 jobs found

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companyNemera logo
Full-time|On-site|Chicago

Join Nemera as a Principal Mechanical Design Engineer and lead the charge in innovative mechanical design solutions. You will be responsible for overseeing design projects, ensuring compliance with industry standards, and mentoring junior engineers. Your expertise will drive the development of high-quality mechanical systems that meet our clients' needs.

Apr 10, 2026
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companyMilhouse Engineering and Construction, Inc. logo
Mechanical Engineer II

Milhouse Engineering and Construction, Inc.

Full-time|On-site|Chicago, Illinois

As a Mechanical Engineer II at Milhouse Engineering and Construction, you will engage in complex design tasks and conduct thorough technical analyses while supporting the complete project lifecycle under the guidance of a Senior Engineer. This role demands a capable individual who can manage moderately complex assignments and lead smaller projects independently. Your design responsibilities will encompass HVAC, plumbing, and fire protection systems, including associated calculations, hydronic system design, flow and pressure calculations, and the sizing and specification of essential mechanical equipment such as boilers, lift stations, pump stations, pumps, and chillers. Additionally, you will coordinate underground utilities and produce the necessary specifications for these systems.

Jul 10, 2025
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companyAECOM logo
Full-time|Remote|Chicago

The Aviation Engineering Technical Practice Leader for the Americas will work closely with the Americas Aviation Lead to spearhead the growth of our aviation engineering practice. This pivotal role focuses on enhancing delivery quality, amplifying technical skills within the team, and optimizing collaboration across various business lines and sectors. The ideal candidate is driven, eager to advance a thriving engineering practice, and possesses a robust network within commercial airport facilities.This position presents an incredible opportunity for professional development and teamwork with clients, federal and state officials, municipalities, industry associations, and project specialists in a vibrant and supportive work environment that values flexibility. The leader will also partner with the Global Aviation team and transportation leaders across the US East and West Regions.Given the nature of this role, it offers flexibility for remote work, with travel as needed.Core ResponsibilitiesPractice Growth and SalesContribute to the growth strategy and sales of AECOM’s services within the Aviation sector, engaging with key strategic customers and partners across the Americas. Collaborate with Regional Aviation Market Sector Leads, the Global Aviation team, and Regional Aviation Division Managers to drive strategic business expansion.Foster strong relationships with clients, teaming partners, industry groups, and stakeholders in the Aviation sector, serving as a representative of AECOM. Leverage technical expertise to participate in crafting capture plans that align with business development strategies and technical capabilities.Additional Responsibilities Include:Engaging in national collaboration with Aviation Planning, B+P, Construction Management, and across business lines for aviation civil engineering services.Formulating and implementing national strategies for aviation civil engineering projects that align with organizational objectives, industry trends, and regulatory requirements.Structuring technical delivery teams with the necessary skills for effective project execution.Identifying and recruiting key industry talent based on market strategies.Enhancing existing strategies to drive growth in the Americas aviation market.Advising leadership on resource capabilities that support market growth and expand geographical reach.Recognizing resource gaps that may hinder growth and developing strategies to address them.

Mar 16, 2026
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companyWalgreens logo
Full-time|Hybrid|Chicago

Join Walgreens as a Principal Service Designer in a hybrid role where you will leverage your expertise to shape innovative service experiences. Collaborate with cross-functional teams to design, prototype, and implement customer-centric solutions that enhance user engagement and satisfaction.

May 2, 2022
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companyCoates Group logo
Full-time|On-site|Chicago, IL

Join Us in Shaping the Future For nearly six decades, Coates Group has crafted solutions that foster meaningful connections between the world’s premier brands and their audiences. While we take pride in our achievements, we firmly believe that our journey is just beginning!As a global technology leader, we specialize in designing innovative, intelligent, and tailored customer experiences through our advanced digital hardware, proprietary content management system, and top-tier signage solutions. For instance, if you’ve made an in-store or drive-thru order at McDonald’s internationally in recent years, you’ve likely interacted with our cutting-edge digital technologies. Operating across over 50 global markets, we proudly maintain nine offices worldwide, with our headquarters situated in the vibrant city of Sydney, Australia. At Coates Group, we embody the values of a family-owned business infused with the pioneering spirit of a start-up, all driven by our mission – Creating Connections. Empowering Partnerships. Always Evolving. Our relentless dedication and creativity have positioned us as industry frontrunners, earning accolades and breaking records while continuously striving for growth and evolution. Notably, we are a two-time recipient of the Australia Good Design Award and have successfully executed the largest hardware deployment in Quick Service Restaurant history.We thrive on curiosity, authenticity, and the strength found in our diverse team. Our crew consists of innovators, kindness advocates, specialists, creators, thinkers, challengers, collaborators, and high achievers. Together, we are transforming the approach leading global brands take in utilizing technology to enhance customer experiences.The Principal Engineer plays a pivotal role in providing technical leadership by defining architectural strategies, guiding essential engineering decisions, and ensuring that our technology platforms evolve in a scalable, resilient, and strategically aligned manner. Leveraging deep technical knowledge and broad domain influence, this role establishes and refines the technical direction across multiple teams and domains, aligning with business goals and customer outcomes. Acting as a trusted technical authority, the Principal Engineer empowers teams to design, build, and maintain sophisticated systems that confidently meet long-term business and customer requirements.

Feb 6, 2026
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companyAECOM logo
Full-time|Remote|Chicago

AECOM is on the lookout for a talented and experienced Senior Mechanical Designer to join our Data Center and Mission Critical team in the eastern region. The ideal candidate should possess a strong background in the technology sector, particularly within mission critical and data center environments, and understand the specific demands for scale, speed, and reliability associated with these facilities.This role offers the flexibility of a remote work arrangement, allowing candidates to work from various locations across the U.S. where AECOM has offices.While the position is primarily remote, occasional travel may be necessary for client meetings, pivotal project milestones, on-site collaboration sessions, or other essential business functions. Such travel will be scheduled in advance and is expected to be infrequent.AECOM stands as a leader in the global data center consulting sector, boasting strong teams across the Americas, Europe, Africa, Asia, and Australia. In this position, you will collaborate with our international teams on high-profile, fast-paced data center projects for clients worldwide. This is a hands-on, client-facing role that presents opportunities for professional growth and advancement.Key Responsibilities:Data Center Heat Rejection and HVAC System Design: Design and develop efficient Heat Rejection and HVAC systems tailored for data centers, taking into account factors like cooling requirements (air-cooled or direct fluid-cooled), associated cooling loads, future system flexibility, phased construction and operation, airflow management, humidity control, system redundancy, energy efficiency, and adherence to industry standards.Cooling System Selection: Choose suitable air/water side cooling systems for data centers, including fan wall units, computer room air handlers (CRAHs), chilled water systems, DX systems, CRAC units, in-row cooling, and containment solutions based on the data center's cooling requirements and equipment criticality.Computational Fluid Dynamics (CFD) Analysis: Perform internal CFD simulations to optimize airflow distribution, analyze transient periods, identify hotspots, and ensure effective cooling throughout the data center. Conduct external CFD analyses on individual buildings or campus-wide designs, simulating interactions between various electrical and mechanical components. Prepare and analyze models to recommend design adjustments and enhance the performance of Heat rejection and HVAC systems.

Mar 6, 2026
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companyAECOM logo
Full-time|Remote|Chicago

AECOM is on the lookout for an experienced Senior Mechanical Designer to join our Data Center and Mission Critical team, specifically for the eastern region. The ideal candidate will possess a solid understanding of the tech sector, along with expertise in the mission-critical and data center industries, focusing on the essential requirements of scale, speed, and consistency.This role provides the flexibility of remote work and can be performed from various locations across the U.S. where AECOM has an office.While the position primarily allows for remote work, occasional travel may be necessary for client meetings, key project milestones, collaborative onsite sessions, or other critical business activities. Travel will be pre-scheduled and expected to be infrequent.AECOM is recognized as a global leader in the data center consulting field, boasting robust teams across the Americas, Europe, Africa, Asia, and Australia. In this role, you will engage with our international teams on high-profile, fast-paced data center projects for prestigious global clients. This is a hands-on, client-facing position that offers significant opportunities for career advancement.Key Responsibilities:Design of Data Center Heat Rejection and HVAC Systems: Create tailored Heat Rejection and HVAC systems for data centers, taking into account cooling requirements, cooling loads, system flexibility for future changes, airflow management, humidity control, energy efficiency, and compliance with industry standards.Selection of Cooling Systems: Determine the most suitable air/water side cooling systems for data centers, including options such as Fan wall units, CRAHs, chilled water systems, DX systems, and containment solutions, based on the specific cooling needs and equipment criticality.CFD Analysis: Perform internal and external Computational Fluid Dynamics (CFD) simulations to optimize airflow and cooling efficiency, analyze hotspots, and recommend design modifications to enhance system performance.

Mar 6, 2026
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companyWabtec Corporation logo
Full-time|On-site|Chicago

Join Wabtec Corporation as a Principal Engineer - Software Systems, where you'll lead the development of innovative software solutions that power our cutting-edge technology initiatives. As a pivotal member of our engineering team, you will be responsible for architecting, designing, and implementing complex software systems in a collaborative environment.Your expertise will guide the technical direction of projects, ensure adherence to best practices, and mentor junior engineers. If you are passionate about technology and eager to make a significant impact in the transportation industry, we want to hear from you!

Mar 31, 2026
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companyPinterest, Inc. logo
Full-time|Remote|Chicago, IL, US; Remote, US

About the Role Pinterest is hiring a Lead Principal Engineer for the Agentic Engineering team. This role focuses on designing and building advanced engineering solutions that enhance the Pinterest platform. The position can be based in Chicago, IL or fully remote within the United States. What You Will Do Lead the development of new technologies to improve user experiences on Pinterest Guide technical direction and architecture for the Agentic Engineering team Collaborate with engineers and cross-functional partners to deliver projects with global impact Location Chicago, IL, US Remote, US

Apr 16, 2026
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companyJ.S. Held LLC logo
Full-time|Hybrid|Chicago

Join our dynamic Equipment Consulting team as a Senior Mechanical Engineer. This exciting role is perfect for a motivated, entrepreneurial individual with a diverse skill set that transcends traditional engineering boundaries. The ideal candidate will possess a robust understanding of Mechanical Engineering, complemented by strategic flexibility and the ability to tackle a variety of tasks.Key Responsibilities:Inspect and assess damages across a broad spectrum of mechanical and electronic systems, including machinery, refrigeration units, furnaces, conveyance systems, elevators, UPS systems, boilers, medical and laboratory equipment, injection molding machines, industrial plants, and other mechanical/industrial equipment.Conduct thorough configuration audits.Evaluate requirements and specifications to identify suitable equipment replacements.Research and analyze costs associated with new and used equipment replacements.Regularly produce detailed reports of 3+ pages.

Mar 5, 2026
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companyBraze, Inc. logo
Full-time|On-site|Chicago

We are seeking a talented and experienced Lead Design Engineer to join our innovative team at Braze. In this pivotal role, you will be responsible for leading design initiatives and driving engineering solutions that enhance our product offerings and user experience. Your expertise will guide our design processes, ensuring that our products not only meet but exceed industry standards. If you are passionate about design and engineering and have a proven track record of leadership, we want to hear from you!

Feb 25, 2026
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companyMilhouse Engineering & Construction, Inc. logo
Mechanical Engineering Manager

Milhouse Engineering & Construction, Inc.

Full-time|On-site|Chicago, Illinois

As a vital member of our team, the Mechanical Engineering Manager will assume a pivotal role in providing technical leadership, strategizing, organizing, and executing the development of various projects within our Aviation (Design Build) group. Your expertise in both technical and managerial realms will be essential for ensuring the successful completion of projects. Ideal candidates will have a robust knowledge of multiple engineering disciplines, particularly in Mechanical, Electrical, Fire Protection, and Plumbing. You will bring exceptional project management and leadership experience to guide your team, ensuring that all project objectives, critical issues, innovative concepts, and policy matters are effectively addressed. You will lead a dedicated team specializing in design work throughout our Aviation (Design Build) portfolio.

Oct 25, 2024
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companyCredera logo
Full-time|$195K/yr - $265K/yr|On-site|Chicago, IL

Join Credera, a leading global consulting firm that merges transformative consulting expertise with profound industry insights, leveraging AI and technology to create exceptional customer experiences and foster rapid growth across a range of sectors. Our commitment to adapting our services ensures we meet the evolving demands of future organizations while embodying contemporary best practices. We pride ourselves on offering bespoke solutions that redefine the most impactful brands and organizations around the globe.Our team, the heartbeat of Credera, is enthusiastic about making a significant impact on our clients, colleagues, and communities. This dedication informs our allocation of time, resources, and talents. Our unwavering commitment to our people and work has earned us worldwide recognition. Discover more about our accolades on our awards page.

Feb 25, 2026
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companySyska Hennessy Group logo
Mechanical Engineer II - IV

Syska Hennessy Group

Full-time|$83.4K/yr - $125.1K/yr|Hybrid|Chicago, IL

Bring your engineering expertise to life with Syska Hennessy Group, a global frontrunner in consulting, engineering, and commissioning services. Specializing in MEP, information and communication technology, architectural lighting, vertical transportation, and commissioning, we are on the lookout for a Mechanical Engineer II - IV to enrich our team in Chicago, IL. Our vibrant work environment fosters career advancement through a supportive culture, a diverse workforce, competitive compensation, and a flexible work schedule that allows you to work in the office Monday to Thursday for 9 hours and remotely for 4 hours on Friday. We also host engaging social events, ensuring a fulfilling and dynamic career journey. Skills in Mission Critical, Science + Technology, Healthcare, and Project Management will be advantageous.

Mar 5, 2026
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companyStanley Consultants logo
Full-time|Hybrid|Chicago, IL

Join Stanley Consultants, an award-winning global consulting engineering firm recognized for its unwavering commitment to culture, values, and ethics. We prioritize client experience and tackle the most intricate challenges to build a sustainable, interconnected, and enriched world. As the landscape evolves, Stanley adapts strategically, embracing cutting-edge technology, innovation, and resilient practices. With over a century of experience in the energy, federal government, transportation, and water sectors, we've been pivotal in enhancing lives and shaping the infrastructure systems that unite us. As an employee-owned organization that champions a People First approach, we differentiate ourselves from other engineering consulting firms. At Stanley, your voice resonates, your growth is valued, and your success is our collective triumph. Stanley Consultants provides flexible work arrangements, competitive compensation, and exceptional benefits, all within a supportive community, offering you the opportunity to forge a meaningful, long-term career!

Apr 3, 2026
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companyThe Menta Education Group logo
School Principal

The Menta Education Group

Full-time|On-site|Chicago, IL - Midway

Position Overview As a School Principal at The Menta Education Group, you will play a pivotal role in shaping the educational environment. You will work closely with faculty and staff to develop and implement strategic school plans, address student social and emotional needs, ensure safety protocols, and manage various building operations effectively.

Mar 16, 2026
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companyCoates Group logo
UX Design Engineer

Coates Group

Full-time|On-site|Chicago, IL

Join Us on Our Innovative JourneyFor nearly six decades, our solutions have fostered meaningful connections between renowned global brands and their customers. While we take pride in our accomplishments, we believe our best work is yet to come!As a forward-thinking technology company, we are dedicated to crafting dynamic, intelligent, and personalized customer experiences through our extensive range of digital hardware, proprietary content management systems, and industry-leading signage solutions. If you've ever placed an order in-store or at the drive-thru at McDonald's in recent years, you may have interacted with our cutting-edge digital solutions. We operate in over 50 markets worldwide and have 9 offices globally, with our headquarters proudly established in Sydney, Australia.At Coates Group, we embody the values of a family-owned business coupled with the innovative drive of a start-up, both of which inspire our mission of Creating Connections. Empowering Partnerships. Always Evolving. Through dedication, creativity, and hard work, we've emerged as industry leaders, earning awards and setting records while remaining committed to continuous growth and evolution. We are honored to be a two-time winner of the Australia Good Design Award and have successfully executed the largest hardware deployment in Quick Service Restaurant history.We are a team of curious, charismatic, and authentic individuals who appreciate and harness the diversity of our crew. We are visionaries, kindness advocates, experts, creators, thinkers, challengers, collaborators, and high achievers. Together, as a united crew, we are transforming how the world’s leading brands utilize technology to enhance customer experiences.

Apr 13, 2026
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companywehrtyou logo
Full-time|On-site|Austin, TX, United States; Boulder, Colorado, United States; Chicago, Illinois, United States; London, United Kingdom; New York, NY, United States; Seattle, Washington, United States

Wehrtyou is seeking a Physical Design Engineer to develop advanced physical layouts for semiconductor products. This role directly shapes hardware design and implementation, balancing high performance with manufacturability. Key responsibilities Create and refine physical layouts for semiconductor devices Collaborate with multidisciplinary teams to optimize designs Ensure layouts comply with industry standards for quality and reliability Support product delivery from initial concept through manufacturing Locations Austin, TX, United States Boulder, Colorado, United States Chicago, Illinois, United States London, United Kingdom New York, NY, United States Seattle, Washington, United States Work culture Engineers at Wehrtyou contribute to projects that help shape the future of technology. The team emphasizes collaboration, technical growth, and practical problem-solving.

Apr 28, 2026
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company
Electrical Engineer / Designer

Allen + Shariff Corporation

Full-time|On-site|Chicago, Illinois, United States

Join Allen + Shariff Corporation, a leading international MEP engineering firm renowned for its innovative consulting and design services across four locations in the United States and project management expertise in the Middle East. We pride ourselves on fostering a workplace that emphasizes personal care and connection, ensuring our clients, employees, and communities flourish. As a recognized “Great Place to Work,” we combine professionalism with a vibrant work culture.We are currently looking for a dedicated and skilled Electrical Engineer to become a vital part of our team. This role involves independently managing multiple projects simultaneously, covering both design and construction phases. The Electrical Engineer will be responsible for the development of comprehensive contract documents and specifications for intricate building systems, including advanced calculations, systems analysis, quality control, and on-site project coordination.Key Responsibilities:Design complete lighting, power, and fire alarm systems, including equipment selection for projects of various sizes.Evaluate system alternatives and analyze existing systems when applicable.Coordinate project documentation processes both internally at Allen + Shariff and externally with clients.Ensure designs comply with relevant codes, utilizing AutoCAD and Revit based on architectural preferences.Draft specifications as required.Provide support during bidding and construction phases, including bid reviews, responding to RFIs, evaluating shop drawings, conducting project walk-throughs, and generating field observation reports.Demonstrate expertise in building electrical systems, serving as a technical resource within the office.

Mar 9, 2026
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companySonsoft Inc. logo
Full-time|On-site|Chicago

Join our dynamic team as a Principal Consultant for Salesforce, specializing in either functional or technical sales. In this role, you will leverage your expertise in Salesforce to drive customer success, optimize solutions, and ensure seamless implementation of our services. Your ability to understand customer needs and translate them into actionable solutions will be critical to your success.

Jan 24, 2017

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