Principal Mechanical Engineer jobs in Warrington – Browse 76 openings on RoboApply Jobs

Principal Mechanical Engineer jobs in Warrington

Open roles matching “Principal Mechanical Engineer” with location signals for Warrington. 76 active listings on RoboApply Jobs.

76 jobs found

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companyAssystem logo
Full-time|On-site|Warrington

Assystem is hiring a Principal Mechanical Engineer based in Warrington. This role plays a central part in shaping complex engineering projects and ensuring the delivery of well-crafted solutions. The team appreciates deep expertise in mechanical design and a practical approach to solving technical problems. Key responsibilities Lead mechanical engineering activities across major projects Develop and review technical designs to meet project requirements Collaborate with multidisciplinary teams to deliver effective results Requirements Extensive experience in mechanical engineering Proven background in design and technical leadership Strong ability to tackle complex engineering challenges

Apr 28, 2026
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companyAdler Allan logo
Full-time|On-site|Warrington

Join our dynamic team as a Senior/Principal Mechanical Engineer at Adler Allan, where you will play a critical role in delivering innovative engineering solutions. In this position, you will lead projects, mentor junior engineers, and collaborate with cross-functional teams to design and implement cutting-edge mechanical systems.Your expertise will contribute to various sectors, particularly in aqua consultancy, ensuring the highest standards of performance and efficiency. If you are passionate about engineering excellence and looking to advance your career in a supportive environment, we want to hear from you!

Mar 26, 2026
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companyAssystem logo
Full-time|On-site|Warrington

Join Assystem as a Principal Mechanical Engineer and play a pivotal role in driving innovation in mechanical design and engineering solutions. You will lead a team of engineers, ensuring the successful delivery of projects, while also mentoring junior staff and fostering a collaborative environment.Your responsibilities will include overseeing the design process, conducting feasibility studies, and ensuring compliance with industry standards. If you are driven by challenges and passionate about engineering excellence, we want to hear from you!

Jun 10, 2024
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companyAssystem logo
Full-time|On-site|Warrington

Join Assystem as a Principal Engineer, where you will play a pivotal role in driving engineering excellence and innovation. You will be responsible for leading engineering projects, mentoring junior engineers, and ensuring adherence to safety and quality standards.

Apr 9, 2026
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companyAssystem logo
Full-time|On-site|Warrington

Role overview The Principal EC&I Engineer at Assystem leads project teams in Warrington, focusing on electrical, control, and instrumentation engineering. This role plays a key part in delivering solutions that meet both industry standards and client requirements. Main responsibilities Guide teams through the design and development of EC&I systems Collaborate with colleagues from other disciplines to deliver integrated engineering solutions Mentor junior engineers and help them develop technical expertise Monitor project schedules and support timely delivery Contribute to strategic planning within engineering projects Location This position is based in Warrington.

Apr 28, 2026
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companyAdler Allan logo
Full-time|On-site|Warrington

We are seeking experienced Senior and Principal Civil Engineers to join our dynamic team at Aqua Consultants. The ideal candidates will have a passion for engineering excellence and a proven track record in managing civil engineering projects from conception to completion. You will work closely with cross-functional teams to deliver innovative solutions that meet our clients' needs.

Mar 26, 2026
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companyAssystem logo
Full-time|On-site|Warrington

Join our innovative team at Assystem as a Senior Mechanical Engineer in Warrington. In this pivotal role, you will leverage your expertise in mechanical engineering to design, develop, and optimize mechanical systems and products. You will collaborate closely with cross-functional teams to deliver high-quality engineering solutions that meet project requirements and client expectations.

Dec 9, 2025
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companyAssystem logo
Full-time|On-site|Warrington

Join Assystem as a Mechanical Engineer, where you will be part of a dynamic team dedicated to delivering innovative engineering solutions. We are looking for a passionate individual who thrives in a collaborative environment and is eager to tackle exciting challenges. Your role will involve designing, developing, and optimizing mechanical systems to meet project specifications.

Apr 8, 2026
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companyAssystem logo
Full-time|On-site|Warrington

Join Assystem as a Senior Mechanical Engineer, where you will play a crucial role in the design and development of innovative mechanical systems. You will collaborate with cross-functional teams to ensure projects meet technical specifications and deadlines. Your expertise will contribute to our mission of delivering excellence in engineering solutions.

Jun 18, 2024
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companyAssystem logo
Full-time|On-site|Warrington

Join Assystem as a Mechanical CAD Engineer, where your expertise in computer-aided design will contribute to innovative engineering solutions. We are looking for a detail-oriented professional who thrives in a dynamic environment and is passionate about creating mechanical designs using CAD software.In this role, you will collaborate with a team of engineers to develop, modify, and optimize designs, ensuring they meet both functional and aesthetic standards. Your contributions will play a vital role in our projects across various industries.

Apr 8, 2025
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companyAssystem logo
Full-time|On-site|Warrington

Join Assystem as a Mechanical Responsible Engineer and contribute to innovative engineering solutions within a dynamic team. As a key member, you will leverage your technical expertise to oversee mechanical engineering projects, ensuring compliance with industry standards and safety regulations.

Apr 7, 2026
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companyAssystem logo
Full-time|Hybrid|Warrington

Become a Key Player in the Fusion and Modular Nuclear Business Unit! We invite you to join our dynamic team as a Principal Engineer specializing in Electrical, Control, and Instrumentation (EC&I) within the innovative field of small modular reactor (SMR) nuclear power plants. In this pivotal role, you will lead and coordinate engineering projects, ensuring the integration of essential safety systems. Collaborating with diverse multidisciplinary teams, you will leverage your expertise in project management and technical planning to achieve successful project delivery that meets stringent timelines and budgetary constraints. With a robust background in EC&I and a track record of managing complex, safety-critical programs—preferably in the nuclear sector—you will be instrumental in advancing excellence in the energy sector.Your Responsibilities Include: Technical Programme Development: Design and oversee EC&I technical programmes throughout the product lifecycle. Methodical Task Planning: Execute detailed task planning while considering interdependencies with other areas. Collaboration and Integration: Promote effective collaboration across varied work streams to deliver cohesive solutions. Scope Management: Vigilantly track and adjust programme scopes as necessary. Resource Coordination: Identify resource needs and support the Chief Design Engineer (CDE) in devising resourcing strategies. Budget Management: Aid in formulating and managing budgets for EC&I initiatives. Financial Monitoring: Keep an eye on work pack budgets, forecasts, and actual costs against expectations. Risk Assessment: Proactively manage programme risks, addressing both challenges and opportunities. Contract Staff Oversight: Manage and optimize resources for contract personnel.

Feb 23, 2026
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companyAssystem logo
Full-time|On-site|Warrington

Join Assystem as a Principal Process Engineer and become a key player in our innovative engineering solutions. We are seeking a motivated engineer to contribute to process design and optimization within our dynamic team. This is an exciting opportunity for individuals eager to grow their careers in a supportive environment.

Apr 7, 2026
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companyAssystem logo
Full-time|On-site|Warrington

About the Role Assystem is seeking a Mechanical Engineer to join the team in Warrington. This position involves working on a range of engineering projects that call for both technical skill and creative problem-solving. Mechanical Engineers at Assystem play a key role in delivering solutions for complex challenges across multiple sectors. What You Will Do Contribute to mechanical engineering projects from concept through delivery Collaborate with colleagues across disciplines to develop practical solutions Apply technical expertise to support project goals and client requirements Engage in continuous learning and adapt to new technologies as projects demand What We Look For Experience or education in mechanical engineering or a related field Ability to work well within a team and communicate ideas clearly Interest in tackling technical challenges and contributing to innovative projects Motivation to grow professionally within a collaborative environment Location This position is based in Warrington.

Apr 14, 2026
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companyAssystem logo
Full-time|On-site|Warrington

Assystem is seeking a highly skilled Senior Principal HVAC Engineer to join our dynamic team in Warrington. In this pivotal role, you will be responsible for leading HVAC design and engineering projects, ensuring compliance with industry standards and client specifications. Your expertise will contribute to innovative solutions that drive efficiency and sustainability.

Apr 7, 2026
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companyAECOM logo
Full-time|On-site|Warrington

Launch Your Career with Us. Grow with AECOM.“Are you ready to join a team of outstanding engineers and influence the future of the Nuclear Industry?”As our Nuclear Team in Warrington expands, we are seeking proactive and skilled Structural Engineers with a proven history in regulated and quality-driven systems. This is a remarkable opportunity to elevate your career with a leading entity in the industry, presenting an impressive and growing array of projects.You will play a crucial role in a diverse and dynamic team, significantly contributing to project management and execution. Collaborating closely with AECOM's exceptional engineering professionals, you will deliver expert leadership and technical guidance in nuclear structural engineering. Your contributions will be vital in maintaining the structural integrity, safety, and reliability of nuclear facilities and infrastructure. We appreciate individuals who excel in roles requiring sound design judgment and where engineering excellence is paramount.Your Responsibilities:Oversee and manage structural engineering projects throughout their lifecycle, ensuring alignment with technical specifications, regulatory standards, and project timelines.Offer technical direction and mentorship to a team of engineers, promoting a collaborative and innovative workplace culture.Perform detailed structural analysis and design, including seismic and stress assessments, to ensure robust engineering solutions.Review and validate engineering designs, drawings, and calculations to guarantee precision and compliance with safety and quality benchmarks.Work collaboratively with multidisciplinary teams and external partners to integrate structural engineering solutions with overall project needs.Draft and deliver technical reports, proposals, and recommendations for clients and senior management.Ensure adherence to regulatory requirements, codes, and standards relevant to nuclear structural engineering.Contribute to the ongoing enhancement of engineering practices, methodologies, and processes within the organization.Join Us in Shaping the Future.Become a member of our vibrant nuclear team, featuring leading industry experts. Collaborate with top-tier civil, mechanical, electrical, and process engineers to deliver a range of stimulating projects, from small-scale initiatives to large-scale undertakings, from conception to completion. At AECOM, you will flourish in an inclusive and progressive environment where your contributions are recognized and valued.And don’t miss out on the benefits at AECOM. You’ll receive a variety of core and personalized benefits designed to promote your future and well-being, tailored to fit your lifestyle. Enjoy career advancement opportunities and our flexible hybrid working model, ensuring a balanced work-life experience.

Mar 3, 2026
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companyAssystem logo
Full-time|On-site|Warrington

We are seeking a highly motivated and experienced Senior Principal EC&I Engineer to join our dynamic team at Assystem in Warrington. In this pivotal role, you will be responsible for leading engineering projects, providing technical expertise, and ensuring compliance with industry standards. You will work closely with cross-functional teams to deliver innovative solutions that meet client needs and drive business success.

Apr 7, 2026
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companyAssystem logo
Contract|Hybrid|Warrington

Mechanical Structural Analyst EngineerContract Duration: 12 months.Location: Warrington / Hybrid (minimum 3 days in the office).Start Date: ASAP.Key ResponsibilitiesConduct design calculations adhering to industry-standard design codes and specifications, including assessment of earthquake loads;Develop, assess, and choose optimal design solutions based on cost-effectiveness while ensuring compliance with space constraints, customer specifications, and UK regulations;Collaborate with the Computer Aided Design (CAD) team to generate precise equipment fabrication drawings;Create detailed equipment specifications;Deliver presentations of designs during internal Technical Reviews;Coordinate with fabricators to implement the designs effectively.

Mar 12, 2026
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companyAssystem logo
Full-time|On-site|Warrington

Join Assystem as a Senior Mechanical Design Engineer and be part of a dynamic team that is dedicated to delivering innovative engineering solutions. In this role, you will design, develop, and improve mechanical systems and components, ensuring they meet industry standards and client expectations. Your expertise will be crucial in driving projects from concept through to completion, making a significant impact in the engineering landscape.

Jun 10, 2024
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companyAssystem logo
Full-time|On-site|Warrington

Assystem is seeking a talented and experienced Principal EC&I Engineer to join our dynamic team in Warrington. In this pivotal role, you will lead engineering projects, ensuring compliance with industry standards while driving innovation and excellence. Your expertise will be crucial in designing and implementing efficient electrical, control, and instrumentation systems.

Mar 21, 2025

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