Office Manager

Office Manager

Closing date 16th December 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.

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 is a global market leader in rail infrastructure, shaping the future of transportation through cutting-edge technology, digital innovation, and sustainable engineering. As part of our Rail Infrastructure business, you’ll join a team that is transforming how people and goods move, making rail travel safer, smarter, greener, and more efficient.

This is a fantastic opportunity to join Siemens Mobility’s Rail Infrastructure business in Derby as an Office Manager/PA, playing a central role in creating an efficient, organised, and professional working environment. Supporting employees, visitors, and senior leaders, you'll be at the heart of the business, coordinating office operations and ensuring everything runs smoothly day to day. This is a varied role with the flexibility to shape responsibilities around your strengths and interests. From day one, you'll be trusted to take ownership, supported by comprehensive training and development opportunities to help you grow your career with Siemens.

You’ll make an impact by

• Acting as the primary point of contact for all functions and disciplines within the Derby office, ensuring the office operates efficiently and professionally.
• Leading and supporting the office team, fostering a collaborative and high-performing culture.
• Ensuring office efficiency and effectiveness through the planning and implementation of office systems, workspace layouts, and equipment procurement.
• Maintaining key office documentation, business continuity plans, and compliance records to support business operations.
• Coordinating health, safety and wellbeing activities, working alongside the EHS representative, including office inspections, emergency preparedness, and identifying improvement opportunities.
• Liaising with the Facilities Management service provider to ensure the effective delivery of office services and the timely resolution of maintenance issues, ensuring the Facilities Management team appropriately supervises all works and verifies the competence of tradespersons and contractors, maintaining compliance with company policies and procedures. Conducting checks of cleaning standards and engaging with the Facilities Management provider to address concerns and agree improvement actions.
• Managing office budgets and expenditure, including authorising purchase requisitions relating to office overhead costs.
• Providing proactive PA support to the Project Director, including diary management, administration, and expense processing.
• Building strong relationships with employees, clients, suppliers, and external partners to support the success of the business.
• Organising office events, meetings, and engagement activities that enhance the employee and visitor experience.
• Driving operational excellence by identifying opportunities to improve office processes, sharing best practice, and implementing continuous improvements.

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.

Your success will be grounded by

• Proven experience in an Office Manager, Executive Assistant, PA, or similar role, with the ability to manage multiple priorities in a fast-paced environment.
• Demonstrable experience leading, motivating, and developing teams to achieve high levels of performance.
• Strong organisational and planning skills, with the ability to effectively prioritise workloads and meet deadlines.
• Excellent interpersonal and communication skills, with the confidence to build relationships across all levels of the business.
• The ability to use initiative and make sound professional judgements when managing sensitive or complex situations.
• A proactive, solutions-focused approach, with a passion for driving continuous improvement and operational excellence.
• Commercial awareness and experience managing budgets, expenditure, and office resources effectively.
• High levels of discretion, professionalism, and integrity, with the ability to handle confidential information appropriately and sensitively.

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 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