Senior Demand and Supply Planner

PHINIA Delphi UK Ltd - (UK); Stonehouse; On-site; GBP 45,000 - 60,000; Full time

Benefits offered by this job

Discretionary bonus

Private healthcare

Health cashplan

Life assurance

Contributory pension

On-site parking

Subsidised canteen

Job summary

PHINIA Delphi UK Ltd - (UK) is seeking a senior planner to translate customer demand into achievable manufacturing and supply plans. You will balance capacity, inventory, and operational efficiency while coordinating across functions.

The role requires 3+ years in planning disciplines, experience in automotive supply chains, and a degree in a related field. On-site location in Stonehouse, Gloucestershire. Competitive rewards package included.

Qualifications

• Minimum 3 years’ experience in Demand Planning, Supply Planning, Production Planning or S&OP.
• Experience in automotive manufacturing or Tier 1/2 supply chains is preferred.
• Degree in related field; APICS/CPIM/CSCP certifications are advantageous.
• Lean/Six Sigma qualifications are a plus.

Responsibilities

• Plan and coordinate production within the product line to meet MPS targets.
• Lead production management to optimise uptime and efficiency.
• Reflect customer demand in SAP/ERP and manage releases.
• Maintain rolling manufacturing and build plans across functions.
• Translate demand into Master Production Schedule aligned with capacity.
• Monitor capacity vs demand and drive recovery actions when needed.
• Support new product launches and product transitions.
• Escalate risks early with clear ownership and action plans.

Skills

Demand Planning

Supply Planning

Production Planning

S&OP

Education

Degree in Supply Chain, Operations, Business or Engineering

Job description

ABOUT US PHINIA

Advancing sustainability today, powering a cleaner tomorrow. PHINIA is a diversified industrial supplier and global leader in the development of fuel systems, electrical systems, and aftermarket solutions, with a strong portfolio of trusted brands that includes DELPHI®, DELCO REMY®, and HARTRIDGE™. With over 100 years of manufacturing expertise and industry relationships, PHINIA has approximately 12,500 talented employees and over 40 locations in 20 countries and is headquartered in Auburn Hills, Michigan, USA.

JOB PURPOSE

Reporting to the Head of Department, this senior level role is responsible for translating customer demand into an achievable manufacturing and supply plan, ensuring we deliver the right product, at the right time and in the right quantity, while balancing production capacity, inventory and operational efficiency.

KEY RESPONSIBILITIES

• To plan and coordinate production within the product line to ensure achievement of MPS targets taking advantage of the product line structure to drive efficiency in production planning.
• To lead best practice production management of value stream bottlenecks to optimise production uptime and efficiency.
• Proactively work to identify and mitigate production risks in the short term to minimise impact to the product line.
• Ensure customer demand is accurately reflected within SAP/ERP.
• Maintain customer scheduling agreements, orders and releases.
• Monitor and resolve EDI errors and manage non-EDI customer releases.
• Analyse customer demand variations and identify significant changes requiring escalation.
• Translate changing customer requirements into updated production, inventory and dispatch plans.
• Support customer planning activities for new product launches and product transitions.
• Coordinate the site's S&OP process, bringing together Operations, Manufacturing Engineering, Industrial Engineering, Production Control, Supply Chain, Programme Management, Sales, HR and other key stakeholders.
• Develop, maintain and communicate a rolling manufacturing, assembly and test build plans.
• Translate customer demand into an achievable Master Production Schedule aligned with available capacity, materials and inventory.
• Lead weekly and daily build-plan reviews with Operations.
• Monitor short and long-term capacity versus demand, highlighting gaps and coordinating cross-functional recovery actions.
• React quickly to demand variation and agree appropriate production and dispatch plans.
• Identify bottlenecks and planning constraints and coordinate actions to maximise production uptime and efficiency.
• Proactively identify short-term production risks and implement mitigation plans before customer delivery is affected.
• Maintain relevant MRP parameters for manufactured parts and finished goods.
• Monitor and optimise finished-goods inventory levels while protecting customer service.
• Ensure SAP inventory remains accurate.
• Review backflush transactions and investigate unusual inventory discrepancies.
• Identify root causes of inventory inaccuracies and coordinate corrective actions.
• Monitor blocked stock, negative inventory and other abnormal inventory conditions.
• Coordinate excess and obsolete reporting and process Balance inventory, customer requirements and production efficiency when developing manufacturing plans.
• Lead and coordinate plant cycle counts and annual physical inventory counts.
• Monitor production adherence to schedule and respond quickly to abnormal conditions.
• Use data to identify recurring planning, capacity and inventory issues and drive sustainable corrective actions.
• Work cross-functionally to improve planning stability, inventory accuracy and customer delivery performance.
• Support new-product launches and production cut-over planning.
• Escalate risks early and ensure clear ownership and action plans are in place.
• Ensure compliance with QMS and customer requirements.
• Support continuous improvement initiatives, e.g. Kaizen projects and Quarterly improvement projects, QCI / JFE.

EXPERIENCE AND QUALIFICATIONS

• Minimum 3 years' experience in Demand Planning, Supply Planning, Production Planning or S&OP.
• Experience within automotive manufacturing or Tier 1/Tier 2 automotive supply chain environments.
• Degree in Supply Chain, Operations, Business or Engineering.
• Line management and experience of developing others.
• APICS/CPIM/ CSCP certification.
• Lean, Six Sigma, RedX qualification.

REWARD AND BENEFITS

Reward package commensurate with role and experience including discretionary bonus, private healthcare and health cashplan, life assurance, contributory pension, on-site parking and subsidised canteen.

LOCATION

On-site, Stonehouse Plant - Gloucestershire

As proud Armed Forces Covenant Silver Award holders, we welcome applications from members of the Armed Forces community, recognising the valuable skills, experience and perspectives they bring to our workforce.

EQUAL EMPLOYMENT OPPORTUNITY

PHINIA is an equal employment opportunity employer such that all qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity/expression, national origin, disability or protected veteran status.

VISA SPONSORSHIP

For this role, applicants must be currently authorized to work on a full-time basis in the country where the position is based. Only in certain circumstances, based on business need, does PHINIA provide sponsorship for employment visa status.

Job applicants are invited to contact PHINIA through PHINIA’s website to verify the authenticity of any employment opportunities.

For more information about PHINIA, please visit www.phinia.com.