Civil Engineer Detailed Design - Belfast Ireland's water sector is entering an exciting phase of transformation, with significant investment and innovation driving improvements in water and wastewater infrastructure nationwide. This is a unique opportunity to play a key role in shaping sustainable solutions that will serve communities for generations to come. We're proud to be at the forefront of this change, partnering with Irish Water and other key stakeholders to deliver projects that make a real impact. From feasibility and planning to design, construction, and operations, we bring together exceptional talent and expertise to deliver success. We are looking for Civil Engineers at all levels from early-career professionals to experienced leaders to join our teams across Ireland. Whether you're starting out or ready to take on a senior role, you'll help deliver detailed design and Design & Build projects in the water and wastewater sector. For senior roles, you'll...

Shape the built environment on projects that make a difference. Join Tetra Tech's growing structural engineering team in Belfast and work on a diverse portfolio of high-profile projects across Ireland and beyond. This is an opportunity to take ownership of technically challenging work, collaborate with industry experts and accelerate your career within a supportive, forward-thinking consultancy. Purpose & Scope of the Role As a Senior/Principal Structural Engineer, you will play a key role in delivering innovative structural engineering solutions across a wide range of projects. Working within a multidisciplinary team, you will contribute to every stage of project delivery, from concept design through to construction, ensuring technical excellence, quality and programme commitments are achieved while supporting the continued growth of the team. Your Impact in this Position You'll apply your technical expertise to deliver structural designs, support project delivery...

Job title: Graduate Mechanical Engineer Location: Belfast Start Date: September 2027 Joining Tetra Tech as a graduate is more than starting a new job - you'll become part of our Next Gen Talent development programme, designed to support you as you build your career with us. Alongside hands-on experience and exposure to real projects, you'll benefit from a structured programme of regular learning, training and development opportunities, helping you grow your technical and professional skills as you progress. You'll be supported throughout your development by experienced colleagues, giving you the opportunity to learn, build your network and develop the skills and experience needed for a successful long-term career with Tetra Tech Purpose & Scope of the Role Tetra Tech is a leading technical, engineering and environmental consultancy delivering data-driven solutions across water, environment, infrastructure, energy and international development. With...

Job title: Graduate Civil Engineer Location: Belfast Start Date: September 2027 Joining Tetra Tech as a graduate is more than starting a new job - you'll become part of our Next Gen Talent development programme, designed to support you as you build your career with us. Alongside hands-on experience and exposure to real projects, you'll benefit from a structured programme of regular learning, training and development opportunities, helping you grow your technical and professional skills as you progress. You'll be supported throughout your development by experienced colleagues, giving you the opportunity to learn, build your network and develop the skills and experience needed for a successful long-term career with Tetra Tech. Ready to start your career on projects that shape the built environment? Join a leading consultancy where you'll gain hands-on experience, technical training and support from day one. Purpose & Scope of the Role Tetra Tech is a...

Job title: Graduate Water Engineer Location: Belfast Start Date: September 2027 Joining Tetra Tech as a graduate is more than starting a new job - you'll become part of our Next Gen Talent development programme, designed to support you as you build your career with us. Alongside hands-on experience and exposure to real projects, you'll benefit from a structured programme of regular learning, training and development opportunities, helping you grow your technical and professional skills as you progress. You'll be supported throughout your development by experienced colleagues, giving you the opportunity to learn, build your network and develop the skills and experience needed for a successful long-term career with Tetra Tech. Purpose & Scope of the Role Tetra Tech is a leading technical, engineering and environmental consultancy delivering data-driven solutions across water, environment, infrastructure, energy and international development. With over...

Senior Associate Director HV Cable System Design Engineer Jacobs is playing a leading role in the global energy transition. As our UK and Continental Europe team continues to expand, we are seeking a Senior Associate Director HV Cable System to support a range of high-profile projects across our Power & Energy portfolio. This includes high voltage AIS and GIS Substations, transmission system assets, HVDC interconnectors, and energy storage systems. You will lead the design delivery for Cable System Projects up to 400kV, from the tendering stage through to project handover. Responsibilities include but are not limited to: Developing HV/EHV cabling systems specifications, concept/detailed design and design review, estimation, site supervision and support as required. Provide technical support to the team on all aspects of HV cable system engineering and design Prepare plant and equipment technical specification, power cable route specifications, tender specifications,...

Join Tetra Tech as a Senior or Principal Civil Engineer and take a leading role in delivering high-impact, technically complex projects within a collaborative, forward-thinking environment. Purpose & Scope of the Role Based in our Belfast office, this role places you at the heart of our Northern Ireland team, working closely with colleagues in Edinburgh while delivering projects across Northern Ireland, Scotland and beyond. You will lead the design and delivery of civil infrastructure schemes, contributing to multidisciplinary projects and supporting the growth of our regional capability. This is a varied and technically engaging position with clear opportunities to progress into leadership. Your Impact in this position You will play a key role in delivering projects from concept through to completion-balancing technical excellence, commercial awareness and client engagement. Working with a high degree of autonomy, you will ensure projects are delivered on time and...

Join a fast-growing, forward-thinking Geo-Environmental team delivering technically complex solutions across energy, water, defence, nuclear and property sectors. Purpose & Scope of the Role As a Principal Geo-Environmental Engineer, you will play a key role within a multidisciplinary team of specialists delivering high-quality consultancy services supported by in-house ground investigation capabilities. Operating across a diverse project portfolio, you'll contribute to technically robust, client-focused solutions spanning land quality, remediation, groundwater and geotechnical disciplines. You'll take ownership of projects from planning through to delivery-combining technical expertise, stakeholder engagement and effective project management. Working collaboratively across regional offices and wider environmental and engineering teams, you'll help drive continued growth and strengthen client relationships. Your Impact in this Position You'll lead and...

Process Engineer This role places you at the heart of a multi-discipline, highly integrated engineering team dedicated first and foremost to delivering world-class semiconductor manufacturing facilities-the most complex, high-tech environments being built anywhere today. Semiconductor facility design is the core of our mission, driving an exceptional level of technical rigour, coordination, and innovation across every discipline. The Process Engineer will play a key role in delivering high-performance manufacturing solutions across Jacobs' Advanced Manufacturing portfolio. This role focuses on developing, optimizing, and validating production processes for clients in sectors such as semiconductors, and high-tech manufacturing. The engineer will work within multidisciplinary project teams to design robust processes, improve efficiency, and ensure compliance with industry standards and client requirements. Key Responsibilities Lead process design activities including...

Senior Process Engineer The Senior Process Engineer will play a key role in delivering high performance manufacturing solutions across Jacobs' Advanced Manufacturing portfolio. This role focuses on developing, optimizing, and validating production processes for clients in sectors such as semiconductors, and high tech manufacturing. The engineer will work within multidisciplinary project teams to design robust processes, improve efficiency, and ensure compliance with industry standards and client requirements. Key Responsibilities Lead process design activities including mass/energy balances, PFDs, P&IDs, hydraulic/pressure loss/relief calculations, capacity and utility analysis, equipment sizing, and process modelling for new and existing manufacturing systems. Develop and optimise manufacturing processes to improve throughput, yield, safety, sustainability, and cost efficiency. Support front end engineering design (FEED), detailed design, commissioning, and start up...

Location: Belfast, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. Senior System Safety & Environmental Engineer (IAS) Known internally as System Safety & Environmental Engineer Location: based in Belfast, 4.5 days/ week onsite, with travel Other: permanent, full-time, for eligible candidates, relocation support can be provided   Help shape the safety of next-generation defence technologies, ensuring mission-critical systems are safe, compliant and certifiable throughout their lifecycle. What the role has to offer Lead safety strategy on complex, mission-critical...

Location: Belfast, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. System Safety & Environmental Engineer (IAS) Location: based in Belfast, 4.5 days/ week onsite, with travel Other: permanent, full-time, for eligible candidates, relocation support can be provided Join Thales and play a pivotal role in shaping the safety, compliance and certification of cutting-edge products that protect and enable our customers around the world! What the role has to offer Make an impact where it matters most – At a time of increasing global security challenges, you'll help deliver the next...

Location: BELFAST ARNOTT HOUSE, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. Role Title: Security AI Operations Engineer Organization: Value Added Services / Security Operations Location: Belfast, Northern Ireland (Hybrid)   Role Overview The Security AI Operations Specialist bridges automated AI systems and human security operations. This role is responsible for the day-to-day supervision, quality control, and execution of AI-assisted security workflows. Working alongside the Security Automation & AI Engineering team, the Specialist manages "Human-in-the-Loop" (HITL)...

Location: Belfast, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. 2027 Academy Engineer Apprentice - Level 5 Higher Level Apprenticeship - Mechatronic Engineering   Start Date: 6 September 2027 Salary: £24,000 per annum Employee type: Permanent Location: Belfast (must be a resident of Northern Ireland for the past 5 years) Working Schedule: Monday – Thursday 0800-1645, Friday 0800-1200 (flexible working available)   Turn your curiosity into a career. If you're passionate about engineering, eager to learn, and looking for an apprenticeship that combines academic...

Location: Belfast, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. 2027 Academy Engineer Apprentice - Level 6 Higher Level Apprenticeship - Mechatronic Engineering   Start Date: 6 September 2027 Salary: £24,000 per annum Employee type: Permanent Location: Belfast Working Schedule: Monday – Thursday 0800-1645, Friday 0800-1200 (flexible working available)   Turn your curiosity into a career. If you're passionate about engineering, eager to learn, and looking for an apprenticeship that combines academic study with exciting on-the-job experience, we'd love to hear from...

Senior Civil Engineer - Water Location: Belfast Salary: 45,000- 60,000 Working pattern: Hybrid - 3 days per week office/site based We're looking for an experienced Senior Civil Engineer to join a growing Water team in Belfast, delivering a range of water and wastewater infrastructure, drainage design, SuDS and surface water management projects. Working within a multidisciplinary engineering environment, you'll lead and coordinate design delivery, develop technical solutions and support the development of junior engineers. Key Responsibilities Deliver water, wastewater and drainage design packages. Coordinate and manage civil engineering design delivery across multidisciplinary projects. Apply relevant design standards, CDM regulations and health, safety and environmental requirements. Manage project delivery to programme, budget and quality standards. Contribute to technical and financial proposals and client presentations. Mentor and support junior...

Principal Substation (Primary Design) Engineer - UK Grid Network Jacobs is playing a leading role in the global energy transition. As our UK and Continental Europe team continues to expand, we are seeking a Principal Primary Substation Engineer to support a range of high-profile projects across our Power & Energy portfolio. This includes high voltage AIS and GIS Substations, transmission system assets, HVDC interconnectors, and energy storage systems. Key Responsibilities: Lead FEED and detailed design workstreams for National Grid and DNO clients Ensure quality assurance and timely delivery of design packages and bids Review HV plant aspects including layouts, earthing, interlocking, busbar calculations, and specifications Coordinate with back-office engineers, suppliers, and subcontractors Attend and contribute to design reviews, hazard reviews, FAT and SAT Provide technical leadership and mentoring to junior engineers Support tendering activities and contribute...

Job title : CEM - Rail Permanent Way Type : Contract Location :Belfast Rate: Dependant on experience Role You will be expected work within the rail aspects of delivery and associated works with the other disciplines and to deliver construction work safely to the level of quality expected. This role will be to manage works with a focus on Pway at delivery stage of major projects. This is construction rather than design led within permanent way and rail systems. Suitable role for a contractors engineering manager with rail track experience Key responsibilities include but are not limited to: Undertaking the role of an engineer on delivery works Act as CEM mentoring a team of CREs Carrying out engineering responsibilities in project from start to finish Controlling all onsite technical activities and quality control. Essential requirements: Education to HNC/HND in Civil Engineering or equivalent suitable experience. Comprehensive understanding of...

Join our Belfast Structural Engineering team and play a key role in delivering high-profile projects across the UK and beyond. If you're a technically skilled Structural Technician looking to work on diverse, challenging schemes within a collaborative and forward-thinking environment, this is an opportunity to develop your expertise while making a real impact. Purpose & Scope of the Role As a Structural Technician, you'll support the delivery of structural engineering projects by producing accurate technical drawings and models that help bring designs to life. Working closely with engineers, you'll apply industry standards, BIM processes and company procedures to deliver high-quality outputs across a varied project portfolio. Your Impact in this Position Your technical expertise will contribute to the successful delivery of projects from concept through to construction. By producing precise drawings, coordinating with multidisciplinary teams and maintaining high...