Bid Estimator

Job Title: Bid Estimator

Reporting to: Bid Manager

Business Unit: Renewables Scotland

Role purpose

The Bid Estimator is responsible for developing accurate, competitive and commercially viable tenders for renewable energy and electrical infrastructure projects, from initial enquiry through to final submission and handover.

The role is primarily pre-construction and focuses on establishing the true cost and risk of a project before contract award. The estimator effectively determines what the project will cost to design, procure, build, test and commission, and supports the business in deciding the appropriate bid price.

Responsibilities & Duties

Including but not limited to the following:

• Review tender/ITT documentation, drawings, specifications and scope requirements.

• Develop detailed estimates covering labour, materials, plant, subcontractors, design, testing and commissioning.

• Obtain and assess supplier and subcontractor quotations.

• Work with engineering, procurement and project teams to develop a buildable and competitive solution.

• Identify project risks, assumptions, exclusions, interfaces and scope gaps and include appropriate allowances.

• Prepare tender clarifications, qualifications, pricing schedules and supporting documentation.

• Assist with construction methodology, programme and resource planning.

• Review NEC3/NEC4 contract conditions and assess their impact on cost and risk.

• Prepare estimates for internal review, governance and approval.

• Ensure accurate and timely tender submissions.

• Support the commercial and project team during handover of successful bids.

Key interfaces

Relationships with key stakeholders:

• Bid Manager

• Business Unit General Managers

• Regional Functional Manager(s)

• E&S and Quality team

• Project Managers

• Site managers

• Suppliers

• Subcontractors

• External Certifying Bodies

• Client Representatives

• Local Authorities

Person Specification

Qualifications and experience

The jobholder shall be a motivated self-starter, possessing:

• A Bachelor’s degree or Higher National Certificate (HNC) in Electrical Engineering, Quantity Surveying, or Construction Management

• Commercial accreditation/advanced experience on NEC/FIDIC contracts

• Experience on Energy Networks Infrastructure construction and delivery. Transmission substations and Renewable energy

• Proven experience structuring bottom-up estimates for Extra High Voltage (EHV) assets

• Experience quantifying massive civil packages required

• Grid-Scale BESS (Battery Energy Storage Systems) Knowledge

• Familiarity with Transmission Owner (TO) and System Operator regulations

• CQI Quality in Construction or equivalent

• Strong IT skills (Microsoft Office. MS Project)

• Excellent communication and influencing skills

Full UK driving license

Desirable

• Professional Accreditations

Competencies

Required skills, knowledge, and abilities:

• Excellent level of English, spoken and written

• Proactive and self-motivated

• Strong planning and organisational skills

• High attention to detail

• Practical and adaptable approach to work

• Ability to work independently and manage time effectively

• Strong interpersonal and collaboration skills

• Critical thinking and problem-solving ability

Values

In line with Omexom’s values, the jobholder must have the following qualities:

Team Spirit & Generosity – able to work effectively within and contribute to the Omexom team to deliver results, provide support and drive performance.

Trust and Empowerment – enjoy managing their responsibilities and time to ensure work is completed efficiently and professionally.

Integrity and Responsibility – enjoy taking responsibility for their duties and managing these effectively to ensure efficient high quality results.

Innovation & Entrepreneurship – continually strive to improve processes and introduce new initiatives to improve efficiency.