Production Value Stream Planner - 2054

Thorlabs; Ely; On-site; GBP 40,000 - 56,000; Full time

Benefits offered by this job

Contributed Pension Scheme

Private Health Care

Group Life Cover

Group Income Protection

Job summary

Thorlabs in the United Kingdom (Ely) is seeking a Production Planning professional to coordinate assembly and in-house machining schedules. You will balance customer demand with manufacturing capacity, manage MRP parameters, and support NPI and obsolescence activities to ensure on-time delivery.

The role requires strong Excel skills, experience in manufacturing planning, and collaboration with Stores, Production, Engineering, and Machine Shop teams. Competitive benefits apply.

Qualifications

• Previous Planning, Inventory Controller, or other Supply Chain related experience
• Experience in a manufacturing environment preferred
• Project management experience preferred
• Lean/continuous improvement methodologies applied to planning
• Scheduling techniques including bottleneck management and capacity scheduling

Responsibilities

• Develop and maintain production plans aligning with MRP demand, inventory, and capacity.
• Oversee allocation of work during regular production reviews.
• Monitor capacity utilisation, identify risks, and escalate interruptions.
• Maintain planning-related ERP/MRP parameters for data accuracy.
• Respond to lead time and delivery updates from global sales teams.
• Analyse KPIs (late orders, open WO, stock shortages) to drive improvements.
• Lead NPI, obsolescence, and transition to in-house manufacturing planning.
• Apply root cause analysis and PDCA/Lean to resolve planning issues.

Skills

Planning

Inventory control

Lean/continuous improvement

Scheduling

Bottleneck analysis

Kanban

Excel

Analytical skills

Cross-functional collaboration

Clear communication

Tools

MRP/ERP systems

Microsoft Excel

D365 planning

Job description

What is the job?

You will play a key role in ensuring the continuous, on-time supply of products to customers and warehouses by developing and maintaining effective production schedules across Assembly and the In-house Machine Shop. Working closely with Production, Engineering, and Machine Shop teams, you will balance customer demand with manufacturing capacity, manage MRP planning parameters, and support product lifecycle activities such as new product introductions, obsolescence management, and the transfer of products into in-house manufacturing. You will help maintain customer delivery performance, optimise inventory levels, and ensure the smooth transition of new products into full-scale production.

Working Hours: Monday to Friday 9am - 5:30pm

Department: Motion Control

Interview process: 2 stage process following shortlisting – First stage: 1 Hour Teams interview; Second stage: Onsite 3 hour interview

Who we are?

Thorlabs is a global, industry leading optical technologies company. We are experts in the design and manufacture or a range of innovative photonics products. We use these products in manufacturing and research, from fibre optics to piezo motors. We are the gold standard with optics laboratories worldwide. There are now 22 facilities across the world in 9 countries. Here in Ely, we are responsible for the Motion Control and Optical Tables product line.

Where you will be working?

Ourpurpose-built facility isjust 12 miles from Cambridge, within the beautiful mediaeval city of Ely. There are train and bus links to Ely from Kings Cross and Liverpool Street London, and our site is within distance of Ely train station and Ely Bus station.

What is essential to us…

• Previous Planning, Inventory Controller, or other Supply Chain related experience required
• Experience within a manufacturing environment preferred
• Project management experience preferred
• Demonstrated application of lean/continuous improvement tools/methodologies
• Scheduling techniques including bottleneck management and capacity scheduling (production and machine shop)
• Kanban calculations and monitoring of material flow
• Strong analytical skills and ability to draw actionable insights from data
• Ability to use lean tools to identify root cause and work with relevant teams on corrective actions
• Detail oriented and able to work in a structured and organised manner
• Advanced user of Microsoft Excel, with the ability to manipulate large datasets, analyze production and inventory data, and develop efficient planning tools and reports.
• Effective communicator with excellent written and verbal skills
• A positive approach to continuous improvement activities
• Able to work collaboratively with Stores, Production, Machine Shop, Engineering, Inspection, and Packing teams to ensure uninterrupted flow of goods to meet requested delivery dates
• A flexible approach to work requests – prepared to go the extra mile to get the job done

What we would like you to do/to see…

Production Flow Support (Assembly and In-House Manufacturing):

• Develop and maintain an achievable business unit production plan that aligns MRP demand, inventory availability, and manufacturing and production capacity to meet committed customer delivery dates.
• Participate in regular production review meetings and oversee the allocation of work when Team Leaders are unavailable.
• Monitor production capacity utilisation throughout the day, identifying risks and constraints, escalating production flow interruptions, and initiating appropriate supply chain corrective actions.
• Maintain and manage planning-related ERP/MRP parameters to ensure data accuracy and effective production scheduling.
• Respond promptly to lead time and delivery update requests from global sales teams
• Analyse production KPIs, including late orders, open works orders, and stock shortages, to identify trends and implement continuous improvement opportunities.
• Contribute to the development and implementation of new planning methods, processes, and strategies that improve operational efficiency and productivity.
• Apply structured problem‐solving techniques, including root cause analysis and PDCA/Lean methodologies, to resolve planning and supply chain issues.
• Follow departmental procedures and standardised work practices while actively contributing to their ongoing review and improvement.

Periodic/Projects (Obsolescence, NPI, Process or Component Changes)

• Manage planning activities for New Product Introductions (NPI), product obsolescence, and the transition to in‑house manufacturing by ensuring all production planning MRP parameters (e.g., production pools, routes, serialisation, and related settings) are correctly configured to support a seamless production launch.
• Liaise with the Documentation & Data team to ensure new products are accurately configured across all warehouse entities prior to NPI release.
• Coordinate warehouse stock run‑down activities for obsolete products by balancing customer demand with warehouse replenishment, adjusting inventory parameters, and managing component consumption to minimise excess stock.
• Participate in obsolescence review meetings, providing projected warehouse depletion timelines to support uninterrupted product availability, and communicate inventory run‑down progress to Production, Engineering, and Machine Shop teams.
• Contribute to cross‑functional projects that impact production planning, including new product introductions, transition to in‑house manufacturing, product obsolescence, and changes to processes, components, or manufacturing routes.
• Continuously develop expertise in production planning MRP parameters by participating in D365 planning forums, collaborating with cross‑functional teams, and supporting the implementation of improved planning processes.

What will you get?

At Thorlabs there are lots of opportunities for in‑house customised training and development that accelerates your career progression. We have free onsite parking, free refreshments, as well as an entertainment area in our large canteen for your enjoyment.

And the benefits are?

Competitive Salary to attract the best, plus an excellent benefits package including pension, health care, 25 days holiday plus public holidays.

Job Reference: THOR-VC-2054

We welcome applications from persons who are over 18 years old.

*This is a legal requirement, further information is here School leaving age - GOV.UK (www.gov.uk)

This role does not currently meet the UK Visas and Immigration criteria for obtaining a Skilled Worker Visa we are therefore unable to accept applications that require employer sponsorship in order to obtain a Skilled Worker Visa.

All offers of employment are subject to eligibility to work in the UK.

We would encourage all internal applicants to inform their line managers of their interest in this position.

-Contributed Pension Scheme -Group Life Cover -Private Health Care -Group Income Protection & more.

We are Disability Confident Committed