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We are seeking a Commissioning Engineer HVAC/Mechanical (m/f/d) to support the successful delivery of complex building services and mechanical systems. In this role, you will plan, coordinate and execute commissioning activities for HVAC, heating, ventilation, air-conditioning, plumbing and related mechanical installations. You will work closely with project managers, design teams, contractors and client representatives to ensure that systems are installed, tested and operated in accordance with approved designs, specifications, safety requirements and applicable standards.

Your responsibilities will include reviewing technical documentation, commissioning plans and method statements; preparing inspection and test procedures; coordinating functional performance testing; and identifying, documenting and resolving defects. You will witness equipment testing, verify control sequences and system integration, support balancing and optimisation activities, and ensure that commissioning records, test results, operation manuals and handover documentation are complete and accurate. You will also participate in site meetings, track outstanding actions and provide technical guidance during installation, start-up and close-out phases.

The ideal candidate has a degree, diploma or equivalent qualification in mechanical engineering, building services engineering or a related discipline, together with practical experience in HVAC or mechanical commissioning. Knowledge of relevant codes, standards, health and safety requirements, control systems and building management systems is desirable. You should be confident interpreting drawings, schematics and technical specifications, and be comfortable working in a fast-paced, multidisciplinary project environment. Strong analytical, organisational and communication skills are essential, along with a structured approach to troubleshooting and reporting. The position may involve regular travel to project sites and collaboration with international teams. Professional proficiency in English is required; additional languages are an advantage.

We are seeking a skilled Project Engineer – Water to support the successful delivery of water and wastewater infrastructure projects from planning and design through to construction and completion. This role will suit an engineer with strong technical knowledge, excellent coordination skills and a practical understanding of project delivery within the water sector. You will work closely with clients, contractors, consultants and internal stakeholders to ensure projects are delivered safely, efficiently, on time and in line with agreed quality and cost requirements.

Your responsibilities will include assisting with project planning, programming, budget control, risk management and procurement activities. You will review designs, specifications, technical reports and construction documentation, identifying issues and supporting the development of effective solutions. The role will also involve coordinating design interfaces, monitoring progress against key milestones, attending site meetings and inspections, preparing progress reports, and supporting the management of variations, claims and technical queries. You will help ensure that works comply with relevant legislation, industry standards, environmental requirements, health and safety procedures and quality assurance processes.

Applicants should hold a degree or equivalent qualification in civil, environmental, water or a related engineering discipline, together with relevant experience delivering or supporting water, wastewater, drainage, treatment, pipeline or other utility infrastructure projects. Experience working with contractors and multidisciplinary project teams is highly desirable. You should be confident interpreting engineering drawings and technical documentation, analysing project information and communicating clearly with both technical and non-technical stakeholders. Strong organisational skills, attention to detail and the ability to manage competing priorities are essential. Familiarity with project management, document control, cost management and scheduling systems will be advantageous. Professional registration or working towards professional accreditation is desirable, as is a commitment to continuous improvement and delivering sustainable, resilient water infrastructure.

We are seeking an experienced Tunnel Engineer to support the planning, design, construction and delivery of major underground infrastructure projects. The successful candidate will contribute technical expertise across the full project lifecycle, helping to ensure that tunnel works are safe, buildable, compliant with relevant standards and delivered to programme and budget. This role may involve working across site, design offices and project coordination environments, with opportunities to collaborate with multidisciplinary teams, contractors, consultants and stakeholders.

Key responsibilities will include preparing and reviewing tunnel designs, specifications, calculations, drawings, method statements and technical reports. You will assess construction methodologies, ground conditions, temporary works, ventilation, excavation support, waterproofing, lining systems and interfaces with associated civil, structural and mechanical works. You will provide engineering advice during construction, review technical submissions, monitor progress and quality, support inspections, and help resolve design or site issues. The role will also involve contributing to risk assessments, design reviews, programme planning, cost control, change management and the preparation of accurate project records. Where required, you may supervise junior engineers and coordinate specialist subcontractors and external technical advisers.

Applicants should hold a degree or equivalent qualification in civil engineering, tunnelling, geotechnical engineering or a related discipline, along with relevant professional experience in tunnel or underground construction projects. Knowledge of tunnelling methods such as sprayed concrete lining, tunnel boring machines, cut-and-cover, drill and blast or sequential excavation would be advantageous. You should be confident interpreting technical information, using engineering and project management software, and communicating clearly with both technical and non-technical colleagues. Strong problem-solving, organisation and attention to detail are essential, as is a commitment to health, safety, environmental and quality standards. Professional registration or progress toward registration is desirable.

We are seeking a Staff Engineer – Industrial Water Treatment to provide technical leadership across the development, design, and delivery of complex water and wastewater treatment solutions. This role will support projects from early feasibility and concept development through detailed design, commissioning, and operational support. You will act as a senior technical authority, helping to define practical, compliant, and cost-effective treatment strategies for industrial clients with demanding water quality, production, and environmental requirements.

Key responsibilities include developing process designs, treatment philosophies, mass balances, process flow diagrams, equipment specifications, and technical reports. You will review and optimise treatment technologies such as clarification, filtration, membrane systems, biological treatment, chemical dosing, sludge handling, water reuse, and zero-liquid-discharge solutions. The role will involve collaborating with multidisciplinary engineering teams, suppliers, contractors, clients, and site personnel; reviewing calculations and design deliverables; contributing to risk assessments and design reviews; and providing technical input during procurement, construction, installation, commissioning, and troubleshooting activities. You will also help establish engineering standards, mentor less experienced engineers, and promote consistent application of safety, quality, environmental, and regulatory requirements.

Applicants should hold a degree in chemical, environmental, civil, mechanical, or process engineering, or a closely related discipline, with substantial experience in industrial water or wastewater treatment. Professional registration or chartered status is desirable. You will need strong knowledge of treatment processes, process engineering principles, relevant legislation, and industry standards, together with experience preparing technical documentation and managing interfaces across major projects. Excellent analytical, communication, and problem-solving skills are essential, as is the ability to influence technical decisions and work effectively with stakeholders at all levels. Experience with industrial sectors such as manufacturing, energy, mining, food and beverage, or chemicals would be advantageous. Occasional travel to project and client sites may be required.

We are seeking an Entry Level Water Resources Engineer to support the planning, design, and delivery of projects involving stormwater management, flood risk assessment, drainage infrastructure, water quality, and related civil engineering services. This is an excellent opportunity for an early-career professional to develop technical expertise while working alongside experienced engineers, planners, environmental specialists, and project managers on a variety of public and private sector projects.

Key responsibilities will include assisting with hydrologic and hydraulic modelling, preparing drainage and stormwater management plans, supporting floodplain and watershed studies, and contributing to the design of culverts, channels, detention facilities, treatment systems, and other water-related infrastructure. You will collect and analyse field and technical data, review drawings and specifications, prepare calculations, reports, figures, and permit documentation, and assist with site inspections and construction support. The role may also involve coordinating with clients, regulatory agencies, contractors, and multidisciplinary project teams to help deliver practical, compliant, and sustainable solutions.

Applicants should hold a bachelor’s degree in civil engineering, environmental engineering, water resources engineering, or a closely related discipline. Familiarity with hydrology and hydraulics, stormwater principles, drainage design, and relevant technical standards is desirable. Experience with software such as AutoCAD, Civil 3D, GIS platforms, or hydrologic and hydraulic modelling tools will be advantageous, though training will be provided for the right candidate. Strong analytical, written, verbal, and organisational skills are essential, along with attention to detail and a willingness to learn. Candidates should be able to manage competing priorities, work effectively both independently and within a team, and occasionally travel to project sites. Professional registration or progress toward relevant professional accreditation is welcomed but not required.

We are seeking a Project Engineer to support the successful delivery of utility-scale and commercial solar photovoltaic projects from engineering design through construction and commissioning. The role will suit an organised and technically capable professional with experience in solar EPC, renewable energy, electrical engineering, or a related field. You will work closely with project managers, design teams, contractors, suppliers, and clients to ensure projects are delivered safely, efficiently, and in accordance with approved specifications, programmes, and budgets.

Key responsibilities will include reviewing and coordinating electrical, civil, and structural engineering designs; preparing and checking technical documentation, calculations, drawings, material schedules, and method statements; and supporting the selection and procurement of modules, inverters, mounting systems, switchgear, cabling, and other balance-of-system equipment. You will monitor engineering progress, identify technical risks, resolve design and construction issues, and ensure that works comply with relevant standards, grid connection requirements, permits, and health and safety expectations. The position will also involve supporting site teams during installation, conducting inspections, witnessing testing, managing technical queries, and assisting with commissioning, handover, and as-built documentation.

Applicants should hold a degree or equivalent qualification in electrical engineering, renewable energy, mechanical engineering, or a related discipline, together with relevant experience delivering solar PV or other energy infrastructure projects. A sound understanding of photovoltaic systems, electrical distribution, construction practices, and project controls is essential. Experience with design and document management software, AutoCAD, electrical design tools, or project scheduling systems would be advantageous. You should be comfortable interpreting technical drawings and specifications, communicating with stakeholders at all levels, and working to demanding deadlines. Strong analytical, organisational, and problem-solving skills are required, along with a practical approach, attention to detail, and a commitment to quality, safety, and continuous improvement. Occasional travel to project sites may be required.

We are seeking a Support Tunnel (Design) Engineer to contribute to the design and delivery of safe, practical, and cost-effective support systems for underground construction and tunnelling projects. The role will involve developing design solutions for tunnel linings, ground support, temporary works, excavation sequences, and associated underground structures across a range of ground conditions and project stages. You will work closely with engineers, geologists, construction teams, and other technical disciplines to ensure that designs are robust, buildable, and aligned with project requirements.

Key responsibilities will include preparing design calculations, technical reports, drawings, specifications, and schedules; assessing ground behaviour and support requirements; reviewing contractor proposals and temporary works submissions; and providing engineering input during construction. You will assist with design verification, risk assessments, constructability reviews, and technical discussions, while ensuring that all work complies with relevant codes, standards, health and safety requirements, and quality procedures. The role may also involve site visits, inspections, responding to technical queries, supporting project planning, and contributing to design reviews and progress meetings.

Applicants should have a degree in civil, structural, geotechnical, or mining engineering, together with relevant experience in tunnel engineering, underground construction, or ground support design. Experience with sprayed concrete linings, rock bolts, steel sets, segmental linings, instrumentation, or excavation and support methods would be highly beneficial. You should be comfortable interpreting geological and geotechnical information, undertaking engineering assessments, and using design and technical software. Strong communication, analytical, and problem-solving skills are essential, as is the ability to manage priorities and work effectively within multidisciplinary teams. Professional registration or progress towards professional registration is desirable.

We are seeking a Senior Instrumentation and Controls (I&C) Engineer to support the delivery of innovative water and wastewater infrastructure projects. This role will provide technical leadership across the full project lifecycle, from feasibility and concept design through detailed design, construction support, commissioning and operational handover. You will work closely with multidisciplinary engineering teams, clients, contractors and suppliers to develop safe, reliable and cost-effective control solutions for treatment plants, pumping stations, reservoirs and associated water infrastructure.

Your responsibilities will include preparing and reviewing control philosophies, instrumentation specifications, I&C drawings, schedules, data sheets, calculations and technical reports. You will define control system architectures, develop functional design specifications, review PLC and SCADA strategies, and support the selection and integration of instrumentation, telemetry and industrial communications systems. You will also contribute to process risk assessments, HAZOP and design reviews, ensure compliance with relevant standards, and provide technical guidance to engineers and designers. During construction and commissioning, you may inspect installations, review supplier documentation, resolve technical queries, witness testing and support system performance verification.

The successful candidate will have a degree or equivalent qualification in control systems, electrical engineering, instrumentation engineering or a related discipline, together with substantial experience delivering I&C designs within the water, wastewater or wider infrastructure sector. Strong knowledge of PLC, SCADA, telemetry, control panel design, instrumentation and industrial networks is required, along with experience producing engineering documentation and managing technical interfaces. Professional registration or progress toward professional registration is desirable. You should be confident communicating with technical and non-technical stakeholders, capable of mentoring less experienced colleagues, and committed to quality, safety and sustainable design. Familiarity with UK water industry standards, CDM requirements and common design software would be advantageous.

We are seeking a Water/Wastewater Project Engineer to support the delivery of technically challenging infrastructure projects across water treatment, wastewater treatment, pumping stations, pipelines, and related utility systems. This is an excellent opportunity for an experienced engineer to contribute to projects from initial concept and design through procurement, construction, commissioning, and handover. You will work closely with clients, contractors, consultants, and multidisciplinary project teams to deliver safe, sustainable, and cost-effective solutions.

Your responsibilities will include preparing and reviewing designs, calculations, specifications, drawings, schedules, and technical reports; coordinating engineering activities across civil, mechanical, electrical, and process disciplines; supporting feasibility studies, options appraisals, and detailed design development; and assisting with the preparation of tenders, cost estimates, and project programmes. You will provide technical support during construction, respond to requests for information, review contractor submissions, attend site meetings, and help resolve technical issues. The role will also involve monitoring quality, health and safety, environmental performance, and compliance with relevant legislation, standards, and industry guidance. You may be required to support project managers with progress reporting, risk management, change control, and stakeholder communication.

Applicants should hold a degree or equivalent qualification in civil, environmental, mechanical, chemical, or process engineering, with demonstrable experience in water or wastewater infrastructure projects. A strong understanding of treatment processes, hydraulic principles, pipelines, pumping systems, or utility networks is desirable, along with experience using relevant design and project management software. You should be confident interpreting technical information, managing competing priorities, and communicating effectively with both technical and non-technical stakeholders. Professional registration or active progress towards chartership is advantageous. A proactive, collaborative approach, attention to detail, and commitment to delivering high-quality engineering solutions are essential. The position may involve occasional travel to project and client sites.

We are seeking a Water Resources Engineering Associate I to support the planning, design, analysis, and delivery of water resources projects. This entry-level role is suited to an early-career engineer who is interested in hydrology, hydraulics, stormwater management, flood risk, drainage, water supply, or related infrastructure. You will work under the guidance of experienced engineers while developing practical technical skills and contributing to projects from initial investigation through construction and completion.

Responsibilities will include collecting and reviewing field data, technical reports, maps, survey information, and regulatory requirements; assisting with hydrologic and hydraulic modelling; preparing calculations, design drawings, specifications, technical memoranda, and permit documentation; and supporting the evaluation of drainage systems, channels, culverts, detention facilities, flood mitigation measures, and other water-related assets. You may also assist with site visits, inspections, data analysis, cost estimates, project schedules, and responses to technical queries. The role involves working collaboratively with engineers, scientists, surveyors, planners, contractors, clients, and regulatory stakeholders to help deliver accurate, practical, and sustainable solutions.

A bachelor’s degree in civil engineering, environmental engineering, water resources engineering, or a closely related discipline is required. Candidates should demonstrate an understanding of fundamental hydrology, hydraulics, fluid mechanics, and engineering mathematics, along with strong written and verbal communication skills. Familiarity with engineering design and modelling software, geographic information systems, computer-aided design tools, spreadsheets, or programming applications is desirable. Professional registration, eligibility for registration, or progress toward a relevant engineering credential may be advantageous. The successful candidate will be organised, detail-oriented, safety-conscious, and eager to learn, with the ability to manage priorities, meet deadlines, document technical work clearly, and contribute positively in both independent and team-based settings.