Estimator

Siemens; Chippenham; On-site; GBP 42,000 - 56,000; Full time

Benefits offered by this job

Wellbeing: Flexible working

Mental health support

Subsidised gym memberships

Subsidised Bupa healthcare

Annual Bonus

Job summary

Siemens Mobility is seeking an Estimator to join the Bids and Tendering team within Rail Infrastructure. Based in Ashby, York, Manchester or Chippenham, you will coordinate multidisciplinary inputs for bids and prepare estimates for smaller contracts and variations.

This safety-critical role requires reviewing data, ensuring accuracy, and delivering well-prepared bids. Travel between offices may be required, with a focus on cost accuracy and competitiveness.

Qualifications

• Understanding of engineering activities and methodologies.
• Financial and commercial awareness with a customer focus.
• Ability to work independently under pressure.
• Strong Excel and Word skills.
• Excellent communication and teamwork across bid, delivery, commercial, procurement, planning and finance teams.
• Experience with estimating; flexibility to travel between offices and irregular hours.

Responsibilities

• Take ownership of allocated estimates and determine the structure of the estimate.
• Enter data into Benchmark or Tender Template and ensure consistency and accuracy.

Skills

Engineering understanding

Financial & commercial awareness

Independent working

Excel & Word proficiency

Communication & teamwork

Estimating experience

Tools

Estimating software

Job description

What if your daily work directly contributed to a better, more connected world? At Siemens Mobility, we are not just imagining the future of transportation - we are building it. Our team of experts is dedicated to creating smart, efficient, and sustainable mobility solutions that improve the daily lives of millions of passengers. We are looking for passionate professionals who are eager to innovate and push the boundaries of what's possible. If you are ready to be part of a transformative journey, come and join us.

In CIS, we deliver Rail Infrastructure systems for customers across the UK and internationally. Our portfolio includes the provision of event driven control and monitoring solutions tailored for Centralised SCADA & Line-wide systems, Stations & Utilities, Power SCADA, Control Systems, Tunnel Ventilation, M&E, and many more. We undertake the full engineering delivery life cycle across various projects.

We are looking for an Estimator to join our Bids and Tendering team within the Communication and Information Systems business unit of Rail Infrastructure. The role can be based in Ashby, York, Manchester or Chippenham.

Reporting to the Estimating Manager, you will receive guidance and support while contributing to the successful delivery of competitive and well-prepared bids. Working closely with Project Managers and Bid Managers on larger bids, you will also be responsible for preparing estimates for smaller bids and variations to existing contracts. You will coordinate the collation and review of estimates from multidisciplinary teams across our offices, ensuring accuracy and consistency throughout the tendering process.

This role is classified as safety critical and is subject to a pre-employment medical assessment, which must be successfully completed prior to start.

You’ll make a difference by

• Being responsible of all their allocated estimates, including determination of the appropriate structure of the estimate.
• Input of estimate data into the estimating database (Benchmark), or Tender Template and checking this data for consistency, errors, omissions, and accuracy.
• Co-ordinating inputs from all other costing disciplines, ensuring consistency and quality.
• Input and direction into the project plan, aligning with the company Work Breakdown Structure, Railway Method of Measurement and Tender Template
• Benchmarking by analysing of current and historical data to justify costs and pricing accuracy and competitiveness.
• Creating reports for presentation / reviews.

Your role profile may vary from time to time in accordance with business needs. Your annual objective setting with your line manager will outline any additional responsibilities required to meet business or individual development needs for the forthcoming financial year.

What You’ll Need To Succeed

• Good understanding of engineering activities and methodologies.
• Financial and commercial awareness, with a customer-focused approach.
• Ability to work independently under pressure, using own initiative with minimal supervision.
• Strong Microsoft Office skills, particularly Excel and Word.
• Excellent communication and teamwork skills, working with bid, delivery, commercial, procurement, planning and finance teams.
• Estimating experience and knowledge of estimating software, with flexibility to travel between offices and work irregular hours when required.

You’ll benefit from

At Siemens, we believe that work should work for you. We go beyond standard benefits to create an environment where our people feel supported, empowered and valued both professionally and personally.

• Wellbeing:Flexible working, 24/7 Mental health support, Subsidised gym memberships, Subsidised Bupa healthcare, Enhanced sick pay
• Financial:Match and More pension, Life assurance, Perks at Work discounts, Cycle to Work scheme, Annual Bonus
• Family:Day-one maternity and paternity rights, shared parental leave, extra holidays for length of service, generous time off - including volunteering days and sabbaticals
• Personal Growth: Access to online learning, Support for external training and development opportunities, Inclusive culture promoting equality and belonging, Active employee networks, Opportunities to grow your skills and career

Join Siemens Mobility where your wellbeing, growth, and future matter.

Transform The Everyday with us

We value your unique identity and perspective and are fully committed to providing equitable opportunities and building a workplace that reflects the diversity of society. Come bring your authentic self and transform the every day with us!

We are a Disability Confident Leader and welcome applications from all individuals, including those with disabilities. If you require any reasonable adjustments during the recruitment process, please contact your recruiter, who will be happy to support you.

At Siemens, we promote a growth mindset, the self-belief that we can learn and grow, take on new challenges and adapt to change. If you don't match all the criteria for this role but feel you have transferable skills to enable you to succeed,

The role will close for applications on 15th November 2026, or earlier if a sufficient number of applications is received.