Principal Mechanical Engineer

Company: WSP in the UK & Ireland
Apply for the Principal Mechanical Engineer
Location: Birmingham
Job Description:

Job Summary

WSP is seeking a Principal Mechanical Engineer to lead mechanical engineering design and delivery for process projects in fine chemicals, food, and pharmaceutical sectors.

Roles and Responsibilities

  • Lead mechanical engineering on selected projects, controlling technical delivery, costs, changes and programme at all stages of projects
  • Design, engineering, calculations and specifications
  • Assist with preparation of flowsheets and engineering line diagrams
  • Supervise plant layout and pipework design including 3D modelling
  • Generate and supervise preparation of data sheets, piping and equipment specifications, technical appraisals and selection
  • Provide site support during construction and commissioning, including field engineering assignments
  • Conduct design studies, safety reviews and Designers Risk Assessments
  • Coordinate with all other disciplines
  • Prepare cost estimates
  • Prepare and maintain man‑hour and resource forecasts
  • Prepare and contribute to design programmes
  • Review designs & proposals for conformance with applicable regulatory standards, policies, and codes of practice
  • Comply with the company’s quality and safety procedures
  • Line‑manage and supervise graduate engineers

Key Experience and Knowledge

  • Experience of mechanical design engineering in process related industries
  • Specific expertise in the design, layout, engineering and specification of process plant and piping for the pharmaceuticals, food and fine chemicals industries
  • Experience within the contracting industries and/or a process plant operator would be beneficial
  • Knowledge of CAD and 3D modelling software
  • Pipe stress analysis (Caesar II or equivalent)
  • Pipe support design and specification
  • Familiarity with piping design codes e.g. ASME B31.3/BS EN 13480
  • Knowledge of PER/ATEX/CDM
  • Construction site experience on process industry projects
  • Experience managing or coordinating design and engineering teams

Personal Profile

  • A leader capable of drawing the best out of a team
  • Organised logical thinker, open to new ideas and having pride in the work done
  • Confident and articulate with clients and with peers
  • Has a desire to find both the appropriate technical solution and value for money for customers
  • Professional flexible approach to meeting the needs of customers
  • Able to work within a team and maintain formal and informal client contacts
  • Interpersonal skills to work as part of a multi‑discipline team
  • 10 years or more of relevant mechanical engineering experience

Qualifications

  • Degree qualified in mechanical engineering (BEng, BSc, MEng)
  • Chartered Engineer or MIMechE desirable

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Posted: July 25th, 2026