Program Master Scheduler​/SIOPS

CEL Critical Power – Powering the AI Revolution

CEL is an Irish based 40-year manufacturer, distributor and exporter of electrical switch gear and controls, and related products and services, focused on the supplying the global Data Centre industry. Operating from a 400,000ft2 facility in Williamsburg, Virginia, we aim to double in size each year for the next 3 years.

CEL is led by a hard‑working team who follow traditional working practices, value collaboration, continuous improvement, excellence in quality and commercial curiosity. Through the role, you will ensure CEL continue to enhance our reputation for building the best quality switch gear with support systems exceeding customer expectations.

The Program Master Scheduler is a strategic role responsible for developing and maintaining integrated master schedules / Sales, Inventory, Operations Planning (SIOPS) analysis across multiple complex electrical switch gear projects. This position ensures alignment between SIOPS and project delivery, driving on‑time performance, resource optimisation, and financial compliance.

This is the key position responsible for ensuring accurate information to allow for short, medium and long‑term planning across our entire operational team. This role requires a strong technical understanding of Project Management Systems and Techniques, Financial Management and a very high attention to detail.

• Maintain a Master Schedule / SIOPS model, scalable to support the strategic growth of the business.
• Verify data accuracy used to develop capacity planning, make decisions, track progress, validate changes.
• Ensure data reflects demonstrated capacity, highlights constraints and work with peers to level‑load / mitigate risk.
• Ensure alignment between engineering, manufacturing, supply chain, warehousing and project teams.
• Implement robust scheduling processes and tools to support capacity planning and resource allocation.

• Align forecasted customer demand accurately using historical data, market trends, and sales input.
• Assess production capacity, material availability and lead times to avoid shortages or excess inventory.
• Work with Supply Chain to define optimal inventory levels for raw materials, WIP and finished goods.
• Evaluate manufacturing resources, i.e. labour, equipment and facilities against projected demand.
• Identify bottlenecks and develop mitigation strategies, e.g. overtime, subcontracting.
• Model “what‑if” scenarios for demand spikes, supply disruptions or capacity changes.
• Develop contingency plans to maintain service.

• Produce, analyse and report relevant KPI’s, ensuring necessary actions are taken where required.
• Analyse and identify risks associated with options built into the master plan, work with peers to identify solutions and advise on key business decision requirements to site leadership.
• Chair relevant planning / scheduling focus meetings to ensure priorities and due dates are valid, aligned and agreed across all departments.
• Provide accurate, timely schedule reports to senior leadership and stakeholders.
• Support governance standards for documentation, reporting and KPI tracking.

• Implement early warning KPIs for potential delays / financial underperformance and elevate as needed.
• Develop mitigation strategies which allow us to make accurate / informed decisions in a timely manner.
• Conduct lessons‑learnt reviews to improve scheduling accuracy and efficiency.

• Link operational planning with financial milestones / targets and contractual obligations.
• Verify rigorous financial and commercial management through all phases of the project lifecycle.
• Support financial forecasts and resource planning to maintain profitability based on the Master Schedule.

• Identify opportunities to improve project delivery processes, project tools and team performance.
• Drive standardisation and best practices across the Project Management function.
• Collaborate with cross‑functional teams including Engineering, Manufacturing and Supply Chain.