Mechanical Engineer

Company: AECOM
Apply for the Mechanical Engineer
Location: Edinburgh
Job Description:

Overview

In this role you will support AECOM’s Scotland Water Team in delivering large-scale water and wastewater projects. You will design mechanical systems and liaise with multi-disciplinary teams to translate client needs into feasible designs and construction support. The role offers hybrid working and a chance to contribute to Scotland’s ambitious SR27 Enterprise programme, shaping sustainable, resilient water infrastructure. You will work within a collaborative, innovative environment that values impact and professional growth.

Pay / Benefits

  • hybrid working model
  • core benefits and wellbeing programs
  • flexible benefits to suit lifestyle
  • AECOM University
  • volunteering days
  • part-time or flexible working arrangements

Responsibilities

  • Prepare feasibility studies, outline and detailed design, and construction support
  • Create plant layouts, mechanical equipment selections, and specifications (including WIMES data sheets, valve and equipment schedules, lifting strategies, headloss calculations, and P&IDs)
  • Collaborate with civil, electrical, process, and mechanical engineers across locations
  • Conduct site surveys and liaise with clients, contractors and suppliers
  • Participate in design reviews (HAZOPs, HAZIDs, ALMs, SWIFTS)

Key requirements

  • Degree in Mechanical Engineering
  • Progress towards Chartered Engineer status (e.g., IMechE)
  • Proven ability to deliver engineering designs, reports, drawings, specs, and calculations
  • Hands-on experience with water and wastewater engineering projects
  • Mechanical design and drafting
  • P&IDs and plant layout
  • WIMES data sheets
  • Hydraulic headloss calculations
  • Equipment and valve scheduling
  • Lifting strategies

…

Posted: September 27th, 2026