Principal Mechanical Engineer

Company: Ashbys Consulting
Apply for the Principal Mechanical Engineer
Location: Chelmsford
Job Description:

Overview

As Principal Mechanical Engineer, you will lead a broad range of mechanical engineering services across multiple sectors and play a key role in project delivery and client engagement. You will work closely with senior leadership to ensure high technical standards, on-time and on-budget delivery, and mentorship of junior staff. You will also contribute to fee-earning design work, feasibility studies, and the development of the practice’s client base. This role combines hands-on technical leadership with people management and business development in a growing consultancy.

Responsibilities

  • Collaborate with Engineering Associate/Director and provide weekly progress updates
  • Deliver projects to high technical standards, on time and within budget
  • Support and mentor junior staff with technical queries
  • Engage in fee-earning design work requiring high-level expertise
  • Conduct feasibility studies as needed
  • Meet clients to define project briefs and budget
  • Draw up specifications and drawings aligned with briefs
  • Review tenders and prepare tender reports and recommendations
  • Project-manage site works from start to finish
  • Agree with contractors on final accounts against specifications
  • Conduct inspections of existing installations and prepare condition reports
  • Prepare information for monthly invoicing
  • Manage day-to-day workload of reporting staff and maintain team wellbeing
  • Advise directors on resource requirements and assist at interview stage
  • Develop the client base by pursuing marketing opportunities and initiatives

Key requirements

  • leadership
  • clear communication
  • stakeholder management
  • mechanical engineering expertise
  • project management
  • feasibility studies

…

Posted: September 30th, 2026