HV Estimator

Mint Selection | B Corp; Sheffield; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

Mint Selection | B Corp is seeking an experienced 132kV Estimator for a growing grid connections business in the UK. The role focuses on pricing 132kV substations and cable routes, from initial drawing review to bid submission, with hybrid working from Sheffield and site travel as needed.

You will generate accurate estimates, support bid clarity, and collaborate with design, commercial and delivery teams to translate a strong project pipeline into secured work.

Qualifications

• Experience estimating HV/EHV project tenders and pricing substation and cable routes.
• Experience producing take-offs, BOQs and full priced estimates for grid connections.
• Familiarity with contestable connections, NERS or G99 is an advantage.

Responsibilities

• Review tender documents, drawings, specs and offers to understand scope, risk and programme.
• Produce detailed estimates for 132kV substations, cable routes and civils on turnkey projects.
• Take-offs and Bills of Quantities for electrical, civil and installation packages.
• Obtain, review and level supplier and subcontractor quotations to ensure full scope coverage.
• Identify risks and opportunities and include appropriate allowances.
• Prepare cost plans, estimate summaries and clarifications for bid reviews.
• Coordinate with design, commercial and delivery teams to ensure buildable solutions.
• Manage multiple tenders, meeting submission deadlines with accuracy.
• Maintain and improve estimating databases, cost libraries and pricing tools.
• Support post-tender clarifications and handover to delivery teams.

Skills

Excel proficiency

Strong communication

Deadline management

Project management

Tools

Excel

Digital estimating tools

Job description

Role: 132kV Estimator

Location: Sheffield / Hybrid

Mint Selection are partnered with a leading organisation within the energy sector to recruit an experienced 132kV Estimator for a growing grid connections business delivering turnkey HV projects across the UK.

The position will price 132kV substation and cable connection tenders for solar, battery storage and generation clients, from initial drawing review through to bid submission.

You will produce accurate, competitive estimates, strengthen the tendering process and help convert a strong project pipeline into secured work.

Key Responsibilities

• Review tender documents, drawings, specifications and connection offers to understand scope, risk and programme.
• Produce detailed estimates for 132kV substations, cable routes and associated civils on turnkey design and build projects.
• Carry out accurate take-offs and build Bills of Quantities for electrical, civil and installation packages.
• Obtain, review and level supplier and subcontractor quotations to ensure full scope coverage.
• Identify technical and commercial risks and opportunities, and include suitable allowances within each estimate.
• Prepare cost plans, estimate summaries and clarifications to support bid reviews and go or no go decisions.
• Work with design, commercial and delivery teams to make sure that estimates reflect buildable, deliverable solutions.
• Manage multiple tenders at once, meeting submission deadlines without compromising accuracy.
• Maintain and improve estimating databases, cost libraries and pricing tools.
• Support post-tender clarifications, value engineering and handover of successful bids to delivery teams.

Experience Required

• Proven estimating experience on HV or EHV projects up to 132kV is essential.
• Experience pricing substations and cable routes within an ICP, EPC, DNO contractor or similar environment.
• Strong understanding of primary plant, switchgear, cabling and civil scope on grid connection projects.
• Experience producing take-offs, Bills of Quantities and full priced estimates.
• Experience managing supplier and subcontractor enquiries and comparing quotations.
• Knowledge of renewable, battery storage or generation connections is an advantage.
• Familiarity with contestable connections, NERS or G99 is an advantage.
• Confident with Excel and digital estimating tools.
• Strong communication, organisation and deadline management skills.
• Ability to work from the Sheffield office, with flexibility for hybrid working and occasional travel to sites or other offices.