Senior Estimator

Sector & Region

Rail & Civil Engineering – South Region with support to Wales, Western and South East Business Units.

Pontyclun, Swanley, Highbridge

Senior Estimator – join our growing South Region pre-Contract Team to deliver accurate, commercially sound estimates for rail and civil engineering projects. Work across CP7 frameworks and key clients such as Transport for Wales, Network Rail and the Environment Agency. The role is central to our work‑winning success.

• Competitive salary (dependent on experience)
• Company Car or Car Allowance
• 25 days annual leave + bank holidays (increasing with length of service)
• Up to 3 volunteer days
• Company contributory pension scheme
• Life Insurance
• Medicash Health Cash Plan & Rewards
• Structured development pathway with internal leadership and talent programmes (including Purposeful Leadership, Women in Leadership)
• Supportive, inclusive and safe working environment
• Employee forums to ensure your voice is heard and valued

As Senior Estimator, you will take ownership of tender opportunities across the South region, ensuring robust, accurate and commercially sound estimates are produced for a variety of civil engineering and rail schemes.

• Effective registration, control and administration of tender documentation
• Managing the full tender process from initial receipt through to final submission
• Preparing and presenting tender submissions at senior review meetings
• Liaising closely with the Supply Chain team to issue enquiries and assess subcontractor quotes
• Undertaking technical and commercial appraisals of labour, plant, materials and temporary works
• Completing take-offs and producing first-principles cost build-ups
• Identifying, analysing and pricing project risks
• Producing high-quality estimating reports and supporting documents
• Collaborating with internal proposals and contract management teams
• Supporting continuous improvement and knowledge sharing across the work‑winning function

You will be an experienced Estimator or Senior Estimator with a strong background in rail and/or civil engineering, ideally gained within a contracting organisation.

• First-principles estimating experience
• Experience working on multi-disciplinary rail or civil engineering projects
• Strong technical understanding of construction methodologies
• Proficient with Excel and modern estimating software
• Able to manage multiple tenders simultaneously in a high-paced environment

• Previous site or operational experience before moving into estimating
• Experience working within Network Rail frameworks (CP6 / CP7)

Amco Giffen is an Equal Opportunities Employer, offering challenging, worthwhile careers to everyone. We are pro-actively committed to improving our understanding year on year to foster a diverse and inclusive environment for all employees. Any person meeting the requirements of the job is eligible for employment irrespective of age, disability, employment status, gender, health, marital status, sexual preference, membership or non-membership of a trade union, nationality, race, religion or social class, or any other personal characteristics not directly related to the relevant job.

We support safety and wellbeing in the workplace as a priority. Employees have access to trained mental health first aiders and an employee assistance programme providing 24/7 counselling and advice services.