Estimator

Role Overview

As an Estimator at OCU, you will support the preparation of accurate and competitive cost estimates for construction and utilities projects across the UK. You will work closely with experienced estimators, engineers, and project managers to analyse project requirements, gather data, and develop financial forecasts—helping to ensure projects are delivered cost-effectively and competitively.

The role involves working on a range of projects including 11kV to 132kV substations and associated underground cabling works, delivered on a full civil and electrical design and build basis. This is a fantastic opportunity to gain hands-on experience with a leading energy transition and utilities contractor, contributing to high-profile infrastructure developments within the power sector.

Key Responsibilities

• Tendering Activities
  • Projects up for tender are 11kV to 132kV substation and underground cabling works. Full civil/electrical design and build basis.
  • Produce supplier and subcontractor RFQs
  • Produce estimates/take offs based on proposed design
  • Produce scope of works with clarifications
  • Produce programme in MS Project

• Risk Awareness: Assist in identifying project risks and contribute to mitigation planning.
• Budget Input: Support in creating cost reports and budgets to monitor project expenditures.
• Stakeholder Collaboration: Work with internal teams, clients, and suppliers to gather necessary project data and quotations.
• Market Research: Keep updated on market rates, material costs, and industry trends to support accurate estimating.
• Supplier Negotiations: Support the team in obtaining competitive quotes and engaging with subcontractors.
• Documentation & Record-Keeping: Maintain accurate records of estimates, tender submissions, and project correspondence.
• Regulatory Compliance: Ensure estimating activities align with UK building regulations and OCU’s internal standards.

Skills and Experience

• Experience: Experience of 11kV substation and cabling projects is essential.
• Development: The role is to develop an 11kV estimator or similar in to a 33/132kV estimator. Candidates will be required to want to develop in to this role under the stewardship of the Senior Estimator.
• Technical Skills: Basic understanding of estimating software MS Office (Excel, Word, Outlook).
• Analytical Thinking: Strong numerical and problem-solving skills with an eye for detail.
• Communication: Good written and verbal communication skills.
• Time Management: Ability to prioritise tasks and meet deadlines in a fast-paced environment.
• Knowledge: Awareness of UK building regulations and health & safety practices is beneficial.

Driven by values, powered by inclusion.

At OCU, our values guide everything we do: integrity, collaboration, respect, innovation and one company united. They shape how we work with our clients, communities, and each other. We believe that inclusion is more than a principle — it’s the foundation of our success. By embracing equity and ensuring that every individual has the opportunity to thrive, we create a workplace where diverse perspectives are valued, and everyone feels they belong.

Together, we build stronger teams, deliver better outcomes, and grow in ways that reflect the communities we serve. If you want to be part of a culture where values matter and inclusion is at the heart of everything we do apply now and help us shape the future together.

If you are invited to progress in the recruitment process, will you require any reasonable adjustments to support you? Please let us know so we can ensure the process is accessible and fair for you. Any information you share will be treated confidentially and will only be used to support you during the recruitment process.