Assistant Commercial Manager - DTUP

Closing date: 20th November 2026. Please note, we may close this advert earlier than advertised if we receive a high volume of applications, so we encourage you to apply as soon as possible.

What if your next role actually made you excited for Mondays? At Siemens Mobility, we believe our people are the cornerstone of our success. We are committed to nurturing a supportive and inclusive environment where every team member can thrive. Join our global community, where your growth and development are as important as our shared mission to innovate and transform the Rail industry.

Siemens Mobility Rolling Stock designs and manufactures innovative, sustainable trains for rail networks across the UK and beyond. From engineering to production and testing, the team delivers high‑quality vehicles that improve reliability, performance and passenger experience.

Join us as an Assistant Commercial Manager working on our London Piccadilly Upgrade Programme. Supporting the Senior Commercial Manager, Project Managers and commercial colleagues across the UK and Vienna, you will help drive project profitability through robust financial analysis, management reporting, budgeting and forecasting, in line with Siemens guidelines.

You will develop a strong understanding of the project scope, investigate deviations between actual and expected gross margins, and collaborate with manufacturing colleagues in Goole to support train delivery and manage exchange rate risk. You will also take ownership of commercial issues, proactively driving them through to resolution and contributing to regular project and financial reviews.

This is a hybrid role based in London or Goole, with an expectation to be in the office at least two days per week, alongside travel to other project locations as required.

You’ll make a difference by…

• Own the analysis, reporting, budgeting and forecasting of financial and operational performance, ensuring strong financial governance, effective cost control and clear insights for stakeholders.
• Drive best-in-class management accounting processes and procedures.
• Build strong collaborative relationships with the manufacturing team in Goole to support effective project delivery.
• Manage project hedging to minimise foreign exchange risk.
• Ensure compliance with statutory requirements, including Customs and VAT, as well as Siemens policies and procedures.
• Support the commercial management of supplier contracts, protecting contractual rights and driving issues/claims through to resolution.
• Identify and manage commercial risks, ensuring adherence to internal policies and controls.
• Identify opportunities to automate and streamline processes using Copilot and other digital tools.

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...

• Strong communication and stakeholder management skills, with the confidence to constructively challenge and question.
• Ability to work collaboratively across multidisciplinary teams and build effective working relationships.
• Ability to manage competing priorities and meet deadlines in a busy project environment.
• Good Microsoft Office skills, particularly Excel, for financial analysis and reporting.
• Experience with SAP (Spiridon or equivalent) would be advantageous.
• Familiarity with Copilot and other digital tools, with an interest in automation and continuous improvement.

Must Haves:

• CIMA or ACCA qualified or part-qualified, or working towards a relevant qualification.
• Good understanding of financial analysis, budgeting, forecasting and cost control.
• Good analytical and problem-solving skills, with attention to detail.
• Experience in a commercial, project or management accounting or similar role, with an interest in developing broader commercial management skills.

At Siemens Mobility, 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 paid parental rights, Shared parental leave, Extra holidays for length of service, Enjoy 26 days annual leave (plus public holidays), with the flexibility to buy or sell up to 5 days each year, 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, we encourage you to apply.