Senior Mechanical Engineer

Energy Jobline ZR; Preston; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading engineering consultancy is looking for a Mechanical Design Engineer to support water sector projects in Preston. The role involves detailed mechanical design calculations and managing design deliverables. Qualified candidates should have a degree in Mechanical Engineering and experience in the UK water sector. The position offers a hybrid working pattern with 1-2 days in the office.

Qualifications

• Experience working within the UK water sector.
• Proven ability to undertake and check design calculations.
• Familiarity with relevant codes and standards.

Responsibilities

• Undertake detailed mechanical design calculations for treatment processes.
• Check and review design deliverables for accuracy and compliance.
• Prepare and maintain equipment specifications and schedules.

Skills

Mechanical design calculations

Technical background in water/wastewater treatment

Preparing equipment specifications

Coordinating subcontractor deliverables

Knowledge of health & safety regulations

Education

Degree or HND/HNC in Mechanical Engineering

Job description

Job Details

Job Title: Mechanical Design Engineer

Location: Preston

Duration: 12 months (contract) +

Rate: £50–£52 per hour Ltd (Outside of IR35 subject to IR35 SDS assessment)

Hours: 40 hours per week

Working Pattern: Hybrid – typically 1–2 days per week in the Preston office (remainder remote)

Overview

We are seeking an experienced Mechanical Design Engineer to join our water sector design team, supporting projects across the Yorkshire Water and United Utilities frameworks. This role will focus on the delivery of mechanical design solutions for clean and wastewater infrastructure, ensuring technical excellence, compliance, and coordination with multiple stakeholders.

Key Responsibilities

• Undertake detailed mechanical design calculations for water and wastewater treatment processes.
• Check and review design deliverables produced by others to ensure accuracy, compliance, and quality.
• Prepare and maintain equipment specifications and schedules, ensuring correct selection and integration of mechanical plant and equipment.
• Coordinate and manage the design input of subcontractors and suppliers, reviewing and checking their deliverables.
• Produce and review design documentation, including reports, specifications, and drawings, in accordance with client and industry standards.
• Ensure designs comply with relevant standards, regulations, and health & safety requirements.
• Collaborate with multidisciplinary design teams, project managers, and site delivery teams to achieve successful project outcomes.

Qualifications & Experience

• Degree or HND/HNC in Mechanical Engineering or a related discipline.
• Experience working within the UK water sector (Yorkshire Water, United Utilities, or similar frameworks).
• Strong technical background in the design of water/wastewater treatment processes and pumping systems.
• Proven ability to undertake and check design calculations.
• Experience in preparing equipment specifications and schedules.
• Familiarity with coordinating and reviewing subcontractor/supplier design deliverables.
• Knowledge of relevant codes, standards, and health & safety regulations.
• Chartered Engineer status (or working towards) would be advantageous.