Demand Planning and S&OP Manager

Siemens Energy and Siemens Gamesa are becoming Omterra. "We energize society" by supporting our customers to make the transition to a more sustainable world, based on innovative technologies and our ability to turn ideas into reality. With nearly 100,000 employees around the world, we shape the energy systems of today and tomorrow.

United Kingdom of Great Britain and Northern Ireland

Warwickshire

Warwick

Remote vs. Office

Office/Site only

Company

Industrial Turbine Company (UK) Limited

Organization

Gas Services

Business Unit

Distributed

Full-time

Experience Level

Professional / Experienced

A Snapshot of Your Day

As Demand Planning & S&OP (Sales and Operations Planning) Manager for GSO (Global Service Operations) AGT (Aeroderivative Gas Turbines), you will establish and lead the demand planning process across our global customer-facing organisation. Acting as the focal point between GSO AGT and the AGT Product Line S&OP organisation, you will collect, challenge, consolidate and communicate a single demand signal that enables effective operational planning and capacity provisioning across the AGT business. You will work closely with leaders across Sales, Service Engineering, Controls, Project Management, Sales Development & Commercialisation and regional organisations to develop a robust, data-driven and forward-looking view of demand across the AGT product portfolio. This is a highly visible role that will influence operational strategy, resource planning, investment decisions and customer delivery performance across a global organisation.

How You'll Make an Impact

• Maintain a transparent view of GSO unconstrained demand, the AGT constrained supply response, the approved S&OP demand plan and any residual demand gap, ensuring that capacity limitations do not obscure the underlying market requirement
• Coordinate GSO actions required to convert approved forecast demand into protected planning commitments, including internal purchase orders, slot-protection requests, configuration assumptions and time-fence requirements.
• Coordinate the definition, review and governance of minimum service demand and agreed safety-stock requirements, working with Sales, Service Execution, Lease and Exchange stakeholders and AGT Operational Planning to protect GSO's ability to respond to urgent customer requirements.
• Establish and continuously improve the GSO AGT demand planning and governance process.
• Develop and maintain a consistent methodology for demand collection, forecasting and demand qualification.
• Create and manage the monthly GSO AGT demand planning calendar and review cycle. Act as the central owner of demand signal consolidation across all GSO AGT demand.

What You Bring

• Bachelor's degree in Engineering, Business, Finance, Supply Chain, Operations Management or a related field, or substantial relevant experience in demand planning, S&OP, supply chain or business planning.
• 10+ years of experience in demand planning, sales operations, business planning, S&OP, forecasting, commercial operations or a related discipline. Experience translating incomplete or uncertain commercial and operational inputs into structured planning assumptions and decision-ready recommendations.
• Strong analytical and data-interpretation skills, Advanced Excel capability, Experience developing executive reports and business presentations.
• Strong stakeholder-management and influencing skills, with the confidence to challenge senior stakeholders constructively and align competing priorities. Experience facilitating cross-functional decision forums and maintaining clear action, risk and decision logs.
• Ability to work effectively across global and matrix organizations. Excellent communication and presentation skills.
• Willing and able to occasionally travel domestically and internationally without restriction as required.

About the Team Gas Services

Our Gas Services division offers Low-emission power generation through service and decarbonization. Zero or low emission power generation and all gas turbines under one roof, steam turbines and generators. Decarbonization opportunities through service offerings, modernization, and digitalization of the fleet.

Who is Siemens Energy?

At Siemens Energy, we are more than just an energy technology company. With 100,000 dedicated employees in more than 90 countries, we develop the energy systems of the future, ensuring that the growing energy demand of the global community is met reliably and sustainably. The technologies created in our research departments and factories drive the energy transition and provide the base for one sixth of the world's electricity generation.

Our global team is committed to making sustainable, reliable, and affordable energy a reality by pushing the boundaries of what is possible. We uphold a 150-year legacy of innovation that encourages our search for people who will support our focus on decarbonization, new technologies, and energy transformation.

• 26 days holiday, increasing to 29 days with time served.
• Access to a flexible benefits portal, including private medical cover and cycle-to-work schemes.
• Career development and continuous learning opportunities.
• The opportunity to lead business-critical supply chain recovery and improvement activity within a global engineering organisation.