Mechanical Estimator / Senior Mechanical Estimator | M&E Building Services | Portsmouth | £60,000–£80,000 + Excellent Benefits Package
This is a fantastic opportunity for an experienced Mechanical Estimator or Senior Mechanical Estimator to join a respected M&E Building Services contractor delivering projects from £500k to £6m across the commercial, office fit-out, healthcare, education, industrial, and leisure sectors.
The company has built an excellent reputation for delivering high-quality mechanical building services installations including HVAC systems, heating and cooling plant, pipework, public health services, plantroom upgrades, and full M&E refurbishment projects. They are known for their collaborative culture, positive working environment, and genuine commitment to supporting their employees’ long-term development.
The Role
As Mechanical Estimator, you will play a key role within the pre-construction team, preparing accurate and competitive tenders for mechanical building services projects using Ensign estimating software.
Your responsibilities will include:
* Preparing detailed and competitive tenders for mechanical installation projects
* Completing material take-offs, equipment schedules, and labour calculations
* Producing full tender submissions using Ensign estimating software
* Reviewing drawings, specifications, and employer’s requirements
* Liaising with suppliers and subcontractors to obtain competitive quotations
* Identifying value engineering opportunities and cost-effective technical solutions
* Supporting pre-construction and operational teams throughout the tender process
* Working to deadlines while maintaining a high level of commercial accuracy
About You
* Previous experience as a Mechanical Estimator or Senior Mechanical Estimator
* Strong background within mechanical or M&E building services contracting
* Proven experience using Ensign estimating software is essential
* Ability to produce tenders independently within Ensign
* Excellent technical understanding of HVAC systems, heating and cooling plant, pipework, and associated building services
* Ability to interpret drawings and specifications and produce detailed tender returns
* Commercially aware with strong analytical skills
* Strong communication and organisational ability
This role requires experience within mechanical installation contracting. Candidates from FM or maintenance-only backgrounds will not be suitable.
Remuneration Package – Mechanical Estimator
* Salary: £60,000 – £80,000
* Car allowance
* 25 days holiday plus bank holidays
* Contributory company pension scheme
* Life cover (death in service)
* Staff helpline and employee wellbeing support
* IT equipment provided
* Reimbursement of authorised work expenses
* Company-funded training and professional development
* Genuine career progression opportunities
Next Steps
If you are an experienced Mechanical Estimator or Senior Mechanical Estimator with Ensign experience looking to join a respected contractor offering long-term stability and genuine career progression, 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