Mechanical Design Engineer

  • Permanent
  • Anywhere




Trant Engineering Ltd has a long history of engineering and construction excellence, delivering high quality EPC engineering and construction services throughout the UK and overseas. We successfully deliver complex turnkey engineering projects in sectors such as Process & Water, Energy, Defence, Oil & Gas and Nuclear.

We offer clients a range of services including design, manufacturing, installation, construction and commissioning. Our in-house design and offsite manufacturing teams’ work closely to develop technology-based solutions with a strong focus on innovation and value engineering.

Our in-house multi-disciplinary services include civil, process, mechanical, electrical, instrumentation, control and automation, supplemented by the design and manufacture of Control Panels, MCC’s, PLC’s, SCADA and automation systems. We also provide a range of bespoke modular and containerised water & wastewater treatment and fuel conditioning systems.

We have over 800 employees and with a healthy forward order book with a projected turnover of £180m this year, it is an exciting time to join the business.

We are now recruiting for a Mechanical Design Engineer, to be based at our Head Office in Southampton and we are open to applications from either permanent employees or contractors.

Reporting to the Mechanical Design Manager, duties include:

Working as part of a multi-disciplined team of engineers responsible for the production design deliverables for water, wastewater and bio solids treatment plants

Responsible for assisting in all aspects of mechanical design from site surveys of existing assets, optioneering, feasibility studies, detailed design and tender pricing

Production of procurement specifications for mechanical equipment; hydraulic calculations and production of detailed design construction drawings

Project managing third party designs and providing design assistance to installation and commissioning teams. Liaising with clients and subcontractors


Chartered membership of relevant professional institution an advantage but not essential

IMECHE Accredited MEng degree

IMECHE accredited BEng (Hons) degree


Health & Safety

The active promotion of the company safety culture through example and management of people

That safety takes precedence in any conflict with time, cost or quality


That those associated with the business understand and deliver company expectations

That client and company requirements are effectively communicated to all personnel


That all operations are carried out in accordance with the company management system, policy objectives and statutory and contractual requirements

The implementation of the company management systems for health, safety, the environment and quality in conjunction with the TEL Systems Department

That all work is completed to the Client’s satisfaction, within budget

Establishing and maintaining working relationships and effective communication with clients


Responsible for management of project specific design deliverables

Responsible for the detailed design in accordance with the TEL Procedures

Interpreting and understanding client requirements from client documents (drawings, specifications, correspondence, etc.)

Communication with client, external design resources and subcontractors to ensure compliance with specification

Liaison with Project Manager and procurement team to ensure correct purchase of plant and equipment

Management of internal and external project specific design costs in liaison with Project Manager

Undertaking and checking design calculations including hydraulics and pumping systems

Managing the preparation of CAD drawings in accordance with the TEL Drawing Manual

Undertake design risk assessments to support detailed design proposals

Responsible for preparing detailed mechanical specifications

Responsible for the production of P&Ids

Company Benefits;

At Trant, we offer the opportunity for career development and progression within a professional working environment and we strongly support and encourage employees to gain professional qualifications.

Our company benefits package includes;

• A competitive salary

• Company car or car allowance (depending on level)

• 24 days holiday (increasing with service) + bank holidays

• The opportunity to buy further holidays

• Free onsite parking

• Christmas shutdown

• Pension

Equal Opportunities & Diversity:

Trant Engineering Limited is committed to equal opportunities for all and we do not discriminate on the grounds of race, religion or belief, sexual orientation, gender reassignment, marital or civil partner status, gender, disability or age

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