Senior Principal Mechanical Engineer

Kickstart your career and shape the future!Are you eager to collaborate with a team of skilled engineers and make significant strides in energy infrastructure? Join our Transmission & Distribution (T&D) Engineering team, where we offer comprehensive services from concept development to Power Systems Analysis, Cabling, Substations, Transmission and Distribution Infrastructure, System Balancing and Compensation, Protection Systems, SCADA, Communications, Converter Station Design, HVDC Systems, and Interconnectors, including international links.Be part of a transformative project in the UK - the National Grid's Great Grid Upgrade. AECOM, in partnership with our joint venture, has been selected as the design and consenting service provider for this groundbreaking initiative. This £9bn Enterprise partnership aims to connect clean energy to homes and businesses across England and Wales by 2030. Join us, advance your career, and contribute to this remarkable project!Your Responsibilities:As a Principal Overhead Line Engineer, you will play a pivotal role in our Transmission & Distribution team, engaging with clients to deliver technically demanding overhead line design projects. Your primary focus will be providing technical support and overseeing the design of transmission projects, particularly overhead transmission lines up to 400kV.Deliver technical support for complex overhead line designs on multi-disciplinary projects.Engage in major work programs such as GGP projects.Assist in proposal writing, detailing project timelines, resources, budgets, objectives, and goals.Provide ongoing technical support throughout project implementation, statutory planning, and public consultation events.Lead design activities related to overhead lines, including PLS-CADD modeling, line routing, structural analysis, design criteria formulation, sag-tension calculations, insulator/conductor specifications, clearance reports, and material selection.Conduct feasibility studies and ensure compliance with industry standards and regulations.Develop technical layouts and solutions for client presentations.Originate and review engineering deliverables, including designs, reports, and drawing packages.Perform internal quality checks of engineering drawings and calculations.Why Join Us?At AECOM, you will enjoy a variety of benefits and opportunities for professional growth, all while contributing to meaningful projects that make a difference.

Embark on a Journey of Growth with Us.Are you prepared to be a pivotal part of a team of skilled engineers dedicated to transforming the landscape of energy infrastructure?The Transmission & Distribution (T&D) Engineering division offers a comprehensive suite of services, spanning from initial concepts to Power Systems Analysis, Cabling, Substations, Transmission and Distribution Infrastructure, System Balancing, Compensation, Protection Systems, SCADA, Communications, Converter Station Design, HVDC Systems, and Interconnectors, including international links.Join us and directly contribute to the UK's most innovative T&D initiative - the National Grid's Great Grid Upgrade. AECOM, in partnership with our joint venture collaborator, has been designated as the design and consenting service partner for the National Grid’s Great Grid Partnership. This project is part of a £9 billion enterprise aimed at connecting clean energy to homes and businesses across England and Wales by 2030. Be a part of this incredible project and help make a difference.Key Responsibilities:As a vital senior member of the Transmission & Distribution team, you will lead and collaborate with clients to successfully deliver intricate overhead line design projects.Your primary responsibility as the Principal Overhead Line Engineer will be to provide technical support and leadership to the overhead lines teams on transmission projects. This team will engage in various projects involving overhead transmission lines up to 400kV.Lead technical support and oversee the team in delivering overhead line design on complex multidisciplinary projects.Provide technical expertise for bids and proposals and represent the company in client meetings as the Principal Engineer, leveraging your experience on exciting and diverse projects.Take full ownership of project scope and the technical delivery of overhead line works.Deliver expert technical evaluations and problem-solving solutions to team members.Assist in drafting proposals that detail project timelines, resources, budget, objectives, and goals.Provide technical support throughout project implementation, statutory planning, and participation in public consultations.Oversee design activities related to the overhead line, including PLS-CADD modeling, line routing, structural analysis, design criteria formulation, sag-tension calculations, insulator/conductor blowout analysis, swing angle assessments, damper system recommendations, structural spotting, clearance reports, and selection of conductors and insulators.Conduct feasibility studies, perform conductor thermal ratings, and ensure compliance with industry standards and regulations.

AECOM is seeking a Senior CAD Engineer with a focus on Overhead Lines (OHL) to join the team in Bristol. This position centers on CAD design for infrastructure projects involving overhead line systems. Role overview The Senior CAD Engineer will apply technical skills to develop and refine designs for OHL projects. Collaboration with colleagues is a key part of the role, supporting the delivery of engineering solutions that improve reliability and efficiency in power transmission. What you will do Produce and update CAD drawings for overhead line systems Work closely with engineers and project teams to ensure design quality Contribute to the design process for infrastructure improvements Requirements Proven experience in CAD design, preferably with overhead line (OHL) systems Strong teamwork and communication skills Ability to support innovative solutions for engineering challenges

Our VisionAt Vertical Aerospace, we are at the forefront of transforming electric aviation. Our flagship eVTOL aircraft, the Valo, is designed to achieve 'zero emissions' and will establish new benchmarks for safety in aviation.We aim to revolutionize aerospace practices, moving away from outdated conventions to reshape the future of flight. As we evolve from a prototype company into a thriving small-to-medium enterprise (SME), the next few years are pivotal for us in achieving our ambitious objectives. Our goal is to secure airliner-level safety certification by 2028, paving the way for operational service with our airline partners.Your RoleThis unique opportunity allows you to influence a fundamental component of a groundbreaking aircraft. As the Principal Propeller Engineer, you will serve as the technical expert for propeller systems, directly impacting design choices, certification processes, and system integration.You will collaborate within a small, skilled team across various disciplines to create a safe, reliable, and certifiable solution for the Valo. Your role will be hands-on and central to overcoming one of our key engineering challenges.Your ResponsibilitiesServe as the technical authority on propeller systems, guiding design, development, and certification efforts.Establish, evaluate, and endorse the propeller architecture, including blade design, hub, spinner, and associated hardware, ensuring compliance with safety, performance, and regulatory standards.Assume responsibility for complex engineering initiatives, from analysis and design trade-offs to drafting and reviewing certification documentation.Make informed technical decisions, considering trade-offs, even under uncertain or incomplete data conditions.Lead and assist in propeller certification activities to CS-P standards, contributing to broader aircraft-level certification under SC-VTOL.Utilize extensive knowledge of materials, manufacturing techniques, and operational behavior to guarantee the durability, maintainability, and certifiability of the propeller system.

Join Vertical Aerospace as a Principal Loads and Aeroelastics Engineer, where you will play a pivotal role in the development of groundbreaking aerospace technologies. You will be responsible for conducting comprehensive analyses of loads and aeroelastic behavior in cutting-edge aviation systems. This is an exciting opportunity to contribute to innovative projects that redefine air travel.

Assystem is seeking a Principal EC&I Engineer to lead and innovate in our engineering projects. As a key member of our team, you will play a pivotal role in designing and implementing electrical, control, and instrumentation solutions that meet our clients' needs. This position offers the opportunity to work on cutting-edge projects within a dynamic and collaborative environment.

AECOM seeks a Principal Mechanical Engineer to join the Bristol office. This position leads engineering projects that shape real-world outcomes, focusing on the design and delivery of mechanical systems across various sectors. Role overview The Principal Mechanical Engineer manages projects from initial concept to final delivery. The role emphasizes technical leadership and coordination with other disciplines to ensure project success. What you will do Lead mechanical engineering projects through all phases, from early design to completion Develop and deliver mechanical system designs for multiple applications Collaborate with multidisciplinary project teams to meet objectives Location This role is based in Bristol.

AECOM is seeking a Principal Structural Engineer specialized in water projects to join our dynamic team in Bristol. As a key member of our engineering group, you will lead the design and analysis of structural elements for water infrastructure, ensuring that projects are delivered on time and within budget while adhering to all regulatory standards.

Join Ramboll as a Senior/Principal Electrical Engineer and play a crucial role in shaping innovative solutions in electrical engineering. You will be responsible for leading projects, providing technical expertise, and collaborating with a dynamic team to deliver exceptional results.

AND Digital works with organizations to strengthen their digital capabilities. The team combines expertise in technology, business strategy, software development, and product management to help clients address complex challenges and close digital skills gaps. Creative thinkers and technologists who value real transformation are central to the company's approach. Role overview This Lead Backend Principal Engineer (Java) role is based in Bristol and sits within a group of over 80 professionals, with 30-40 developers ranging from Associate to Technical Lead. The position shapes technical direction for both AND Digital and its clients, balancing hands-on engineering with strategic influence. Main responsibilities Begin in a fully billable, hands-on engineering capacity. As the team grows, transition toward strategic consulting, focusing on client development and project turnaround. Work to secure new clients by addressing their technology challenges with practical and creative solutions. Define and lead the engineering vision, ensuring alignment with Club Executive strategy and client needs. Mentor developers across all levels, supporting their growth through direct involvement in projects. Establish and uphold coding standards across client projects. Provide technical leadership on complex engineering tasks, collaborating closely with Product Developers and Technical Leads. Foster a culture of inclusivity and diversity within the team and champion these values in client work. Support project delivery by aligning technical strategy with client requirements and contribute to resource planning during discovery phases. Work with the Consulting team to help shape AND Digital’s technology proposition and contribute to Thought Leadership efforts. Location Bristol, England, United Kingdom

Join Us in Transforming Electric AviationAt Vertical Aerospace, we are at the forefront of revolutionizing electric aviation. Our flagship eVTOL aircraft, the Valo, promises to establish unprecedented safety benchmarks in the sky, all while achieving 'zero emissions'.We are not bound by the conventional methods of the past; instead, we aim to redefine aerospace standards. As we evolve from a prototype-focused business to a growing small and medium-sized enterprise (SME), we are entering a pivotal phase in our journey to fulfill our ambitious objectives. Our goal is to secure airliner-level safety certification by 2028, paving the way for service with our airline and operator partners.What Awaits YouAs a Principal Systems Engineer specializing in System Safety, you will thrive in a dynamic, collaborative environment where safety is paramount. Working within the Powertrain Squad, you will closely collaborate with specialists in propulsion, flight controls, power distribution, and airworthiness, alongside external suppliers. This innovative atmosphere fosters the reimagining of traditional aerospace practices to tackle the unique challenges posed by electric aviation.You will be part of a team committed to transparency, data-driven decision-making, and simplifying design principles, ensuring that our safety cases are thorough yet straightforward. Anticipate engaging in cross-functional dialogues, influencing architectural decisions, and contributing to the evolution of safety practices for eVTOL systems.Your ResponsibilitiesDevelop and enhance EPU requirements to encompass all safety-derived functions and assumptions from aircraft-level FHA, PASA, and PRA, ensuring full completeness and traceability.Critically assess EPU PSSA and SSA for alignment with aircraft-level analyses, ensuring consistency across internal and supplier safety assessments.Serve as the technical authority for identifying and rectifying inconsistencies in safety cases, directly engaging with internal experts and EPU suppliers to negotiate effective solutions.Lead design reviews focusing on safety-derived functions, ensuring proper implementation, design conformity, and proactive risk management.Conduct cross-functional trade studies to streamline architecture and safety arguments, thereby minimizing complexity while maximizing safety efficacy.

About Graphcore At Graphcore, we are pioneering the future of AI computation. Our skilled team of semiconductor, software, and AI specialists has extensive experience in developing a comprehensive AI compute stack—ranging from silicon and software to large-scale infrastructure. As a proud member of the SoftBank Group, supported by substantial long-term investment, we are providing crucial technology to the rapidly growing SoftBank AI ecosystem. As we capitalize on the immense and thrilling AI opportunities, Graphcore is expanding its global teams. We are uniting the brightest talents to tackle the toughest challenges in an environment where everyone has the chance to impact the company, our products, and the future of artificial intelligence. Job Summary Our team stands at the forefront of the artificial intelligence revolution, empowering innovators across various sectors to enhance human potential through technology. The accessibility of specialized AI computation will significantly influence the pace of AI's evolution. Graphcore enables innovators to achieve more, more swiftly—our contributions truly make a difference. Reporting to the Director of Silicon Architecture, the Principal SoC Architect is responsible for designing, specifying, modeling, and integrating subsystems within sophisticated, high-performance, and highly integrated silicon devices that drive AI acceleration technology. This role entails close collaboration with architecture, silicon design, verification, hardware, and software teams. The Team The Silicon Architecture Team operates within the COO group. The SoC Architects are accountable for the architectural specifications, integration, modeling, validation, and evaluation of numerous critical subsystems, ensuring the highest standards in performance and reliability.

Join Ramboll as a Principal Designer focused on Building Regulations, where you will play a critical role in ensuring compliance and enhancing safety standards in construction projects. Your expertise will guide teams through complex regulatory frameworks, fostering innovation and adherence to best practices.

Ramboll is seeking a Principal Highways Engineer to join the Bristol office. This position leads the design and management of highway engineering projects, focusing on quality and safety throughout each phase. Role overview This role centers on overseeing highway projects from concept through delivery. The Principal Highways Engineer will guide teams, coordinate with stakeholders, and ensure that all work aligns with rigorous industry standards. Key responsibilities Lead the design process for highways projects Manage project delivery and timelines Uphold high standards of safety and quality Location This position is based in Bristol.

Kickstart your journey with us and experience professional growth!“Are you eager to collaborate with a team of hydrologists and influence the future of the Water Industry?”Join our vibrant and multidisciplinary Water Team as a Principal Hydrologist. This role offers the flexibility of being based in one of our UK or Ireland offices while benefiting from our adaptable hybrid working model.As a pivotal team member, you will spearhead impactful water projects both across the UK and internationally. Your expertise will be essential in conducting hydrological assessments that inform flood risk management, major infrastructure development, water resources planning, and environmental permitting.This senior position merges technical proficiency, client engagement, project supervision, and leadership within our expanding water team.Your responsibilities will include:Leading hydrological assessments to inform flood risk evaluations, infrastructure design, catchment strategies, and environmental impact assessments.Providing technical guidance on rainfall-runoff modelling, river flow estimation, climate change allowances, and catchment analysis.Overseeing and reviewing hydrological modelling outputs to ensure quality, accuracy, and adherence to UK regulatory standards.Acting as the technical lead on major frameworks and multidisciplinary projects across transport, energy, water, and development sectors.Advising clients on flood risk policies, drainage strategies, abstraction licensing, and environmental permitting requirements.Mentoring and developing junior hydrologists, promoting technical excellence and knowledge exchange.Supporting business development initiatives, including bid preparation and client relationship management.If you are passionate about innovation and turning ambitious ideas into reality, AECOM welcomes you. Join our team, where we not only construct infrastructure but also uplift communities and improve lives. Follow our AECOM Water page on LinkedIn to stay informed about the impactful projects we are undertaking and witness the difference we are making in the industry!Come grow with us.Become part of our dynamic Water business, comprising around 600 experts across the UK & Ireland. Collaborate with elite engineers and consultants to deliver a diverse array of projects, from minor initiatives to large-scale developments, from concept to completion.At AECOM, you'll thrive in an inclusive and progressive environment where your contributions are valued. Enjoy a variety of core and personalized benefits designed to support your future and well-being, tailored to fit your lifestyle. Take advantage of career advancement opportunities, technical practice networks, AECOM University, volunteer days, and our flexible hybrid working model to ensure a work-life balance that suits you.

Launch Your Career with AECOM!Join AECOM’s Building Engineering Division as a Principal BMS Engineer and take a pivotal role in the design, implementation, and optimization of building management systems across diverse sectors. From office fit-outs and mixed-use developments to industrial facilities and government projects, this is your opportunity to lead innovation, deliver state-of-the-art smart building solutions, and make a significant impact on the built environment.Your Responsibilities:Direct the design, commissioning, and implementation of BMS systems, ensuring alignment with client needs, regulatory standards, and sustainability objectives.Collaborate with stakeholders at all levels, including clients, architects, M&E teams, contractors, and senior management, fostering strong relationships and providing expert guidance.Oversee complex projects from inception to completion: conducting feasibility studies, drafting specifications, managing tenders, analyzing costs and bids, and reporting on progress.Perform system surveys, assessments, and FAT/SAT testing, delivering comprehensive reports, recommendations, and training to clients for performance and efficiency enhancement.Drive business development initiatives, mentor and develop the BMS team, facilitate knowledge sharing, and contribute to advancements in smart building technologies.Champion Safety, Health & Environmental (SH&E) best practices, addressing technical challenges while ensuring compliance and nurturing a culture of safety.Support the integration of mechanical, electrical, and control systems, applying expertise in open communication standards and advanced BMS technologies such as Trend, Tridium, and Niagara.Occasionally travel nationally to project sites and AECOM offices, balancing office-based work with flexible remote arrangements.Join Us and Grow:At AECOM, we offer a variety of core and personalized benefits tailored to support your future and well-being, designed to fit your lifestyle. Enjoy career development opportunities, a flexible hybrid working model for an optimal work-life balance, technical practice networks, AECOM University access, and volunteering days.

Are you passionate about ecology and ready to make a significant impact on the environment? Join our innovative Nature team as a Principal Ecologist in one of our expanding locations, including Cambridge, Basingstoke, Croydon, Leeds, Nottingham, Newcastle, Manchester, Birmingham, Glasgow, Edinburgh, Bristol, and Liverpool. Enjoy the advantages of our flexible hybrid working model, allowing you to balance work and life effectively.At AECOM, we lead the field in ecological innovation, managing an impressive array of Ecology programs and projects through enduring partnerships with key clients. Our projects span various sectors, including power and renewables, infrastructure, environment, and transport. We frequently collaborate with other technical disciplines, such as landscape architecture, GIS, engineering, sustainability, and drainage. Recent highlights include overseeing the largest solar farms approved in the UK, a cable tunnel beneath the River Thames, significant electrical network upgrades in Kent and Suffolk, and conducting habitat regulations assessments for local authorities.Your Responsibilities:Lead and deliver high-quality ecological consultancy and advisory services to internal and external clients.Plan, schedule, and organize all phases of ecological project work, ensuring resources, budgets, and controls meet program and budget requirements.Develop technically robust and pragmatic solutions for complex ecological challenges.Oversee the production of ecology chapters for environmental statements and protected species license applications.Review and author project deliverables, ensuring high-quality outputs.Contribute to the ongoing enhancement of our technical capabilities.Join Us to Grow:Become part of our dynamic Nature business, consisting of approximately 230 professionals specializing in arboriculture, forestry, groundwater, surface water, and ecology. Our team features national and global experts across the UK & Ireland, from species license holders to impact assessment professionals, habitat creation specialists, and ecosystem restoration leaders. At AECOM, you will thrive in an inclusive and innovative environment where your contributions are recognized and valued.We offer a comprehensive range of personalized benefits designed to support your well-being and future. Enjoy career development opportunities, a flexible hybrid working model, and access to resources like technical practice networks and AECOM University.

Lead Principal Electrical EngineerJoin our innovative team at Navantia UK in Bristol and take charge of cutting-edge naval engineering projects.This is your chance to significantly impact the design, integration, and optimization of electrical and control systems for intricate naval and governmental platforms, contributing to the evolution of maritime capabilities.About Navantia UKAs a proud subsidiary of the global Navantia Group, we are recognized as leaders in delivering state-of-the-art naval solutions. Our expertise spans the design, construction, and ongoing support of ships and systems for our esteemed naval and governmental clients, emphasizing engineering excellence through advanced technology, sustainability, and innovation.The OpportunityIn your role as a Lead Principal Electrical Engineer, you will provide essential technical leadership from the initial concept through to build and in-service support. Operating within a collaborative, multidisciplinary engineering environment, your focus will be on ensuring that electrical systems comply with rigorous performance, safety, and regulatory standards while spearheading innovations in energy management, sustainability, and emerging technologies.This leadership position allows you to mentor fellow engineers, interact with critical stakeholders, and play a vital role in developing next-generation naval platforms.Key ResponsibilitiesOversee the design, integration, and optimization of electrical systems for naval and governmental vessels.Develop and specify power generation and distribution systems (both HV & LV).Implement robust energy management strategies that enhance efficiency and minimize emissions.Collaborate with engineering disciplines to ensure smooth system integration.Ensure adherence to safety, regulatory, and operational standards.Provide technical guidance and mentorship to junior engineers.Engage with clients, suppliers, and regulatory bodies.Champion innovation in alternative power sources, future fuels, autonomy, and digital systems.Support projects through build and throughout the vessel lifecycle.

Join our dynamic team at Ramboll as a Principal Civil Engineer specializing in Infrastructure. In this pivotal role, you will leverage your expertise to lead innovative projects and contribute to sustainable infrastructure solutions that enhance communities. You will collaborate with multidisciplinary teams, ensuring that our projects meet the highest standards of quality and efficiency.