Substation & Transmission Estimator (Full-Time)

OCU Group; Colden Common; On-site; GBP 45,000 - 65,000; Full time

Job summary

OCU Group is seeking an Overhead Lines Estimator for the South West. This permanent, full-time role focuses on developing accurate cost estimates for 11kV to 132kV substations and underground cabling within a design-and-build framework.

You’ll work with engineers, project managers, designers, and operations to support bids and project growth. The ideal candidate will have civil or electrical estimating experience, strong numerical skills, and the ability to interpret technical drawings and

Qualifications

• Previous civil or electrical estimating experience.
• Experience pricing 132kV substation projects.
• Strong numerical, analytical, and problem-solving skills.
• Ability to interpret drawings, specifications and project docs.
• Excellent attention to detail and accuracy.
• Strong written and verbal communication skills.
• Ability to work to deadlines and manage multiple tenders.

Responsibilities

• Prepare accurate and competitive cost estimates for substation, cable, and power projects.
• Review drawings, specs, programmes, and technical information for pricing submissions.
• Liaise with engineering, design, commercial, and operational teams to understand requirements.
• Obtain and evaluate supplier and subcontractor quotations for pricing.
• Identify risks, opportunities, and value engineering during estimating.
• Develop cost build-ups, pricing schedules, and tender documentation.
• Support bid reviews and tender adjudications with senior stakeholders.
• Maintain estimating records and historical pricing to support future opportunities.

Skills

Numerical skills

Analytical thinking

Interpret drawings

Communication skills

Deadline-driven

Tools

Excel

Job description

OCU Group is seeking an Overhead Lines Estimator for the South West. This permanent, full-time role focuses on developing accurate cost estimates for 11kV to 132kV substations and underground cabling within a design-and-build framework.

You’ll work with engineers, project managers, designers, and operations to support bids and project growth. The ideal candidate will have civil or electrical estimating experience, strong numerical skills, and the ability to interpret technical drawings and