Junior Mechanical Estimator / Intermediate Mechanical Estimator

David Leslie Ltd

Junior Mechanical Estimator / Intermediate Mechanical Estimator | M&E Building Services | Southampton area | £40,000–£50,000 + Excellent Benefits Package

This is an excellent opportunity for a Junior or Intermediate Mechanical Estimator to join a respected and growing M&E Building Services contractor delivering projects across commercial, industrial, healthcare, education, leisure, and public and private sector environments.

The business undertakes multi-service mechanical and electrical installations ranging from smaller works around £20k through to major projects in the £6m region. With a strong reputation for technical delivery and long-term client relationships, the company is keen to invest in developing estimating talent within its pre-construction team.

This role offers genuine progression and structured development, working alongside experienced senior estimators on a diverse range of mechanical building services projects.

The Role

As Junior / Intermediate Mechanical Estimator, you will support the preparation of mechanical building services tenders from initial enquiry through to submission and handover.

You will gain experience pricing HVAC, pipework, and mechanical installations, developing both your technical understanding and commercial awareness.

Key Responsibilities

* Assisting in the preparation of mechanical building services tenders

* Completing take-offs from drawings and specifications

* Obtaining and analysing subcontractor quotations

* Supporting cost planning and pricing exercises

* Assisting with tender adjudication and value engineering

* Supporting smooth handover to project delivery teams

About You

* 2–5 years’ experience within mechanical estimating or building services

* Background in HVAC, pipework, or mechanical installations

* Experience working on commercial or healthcare projects desirable

* Strong numerical and analytical skills

* Keen to build a long-term career within M&E Building Services estimating

This role would suit someone currently working as a Junior Estimator, Assistant Estimator, Mechanical Estimating Engineer, or Mechanical Project Engineer looking to move into a structured estimating role.

Remuneration Package – Junior / Intermediate Mechanical Estimator

* £40,000 – £50,000

* Car Allowance (dependent on experience)

* Profit Related Pay Scheme

* Workplace Pension

* 25 days holiday + Bank Holidays

The company offers a supportive environment with clear progression into a Senior Mechanical Estimator position over time.

Next Steps

If you are looking to develop your career within mechanical building services estimating and want to join a well-run contractor where your progression will be supported, please apply online today, or contact Rob at David Leslie Ltd for an informal and confidential discussion.

About David Leslie Ltd

David Leslie Ltd is a family-run construction recruitment consultancy with over 20 years’ experience connecting professionals and employers across the UK. Specialising in the Building, Fit-Out, and M&E Building Services sectors, our approach is built on trust, integrity, and long-term partnerships, ensuring both clients and candidates receive a service that is personal, transparent, and expertly delivered