Stores & Sub Assembly Supervisor

Role Information:

Job Title - Stores and Sub Assembly Supervisor

Salary - Up to £30,000 DOE

Location - Merthyr Tydfil South Wales

Starting - September 2026

Why join Marshall Land Systems in this role:

The Logistics & Sub Assembly Supervisor is responsible for overseeing the efficient day to day operation of warehouse, stores, logistics, and sub-assembly activities to support manufacturing and production operations.

The role ensures accurate stock control, safe working practices, effective material flow, and high standards of assembly quality while supporting operational performance and continuous improvement initiatives. Working closely with Production, Engineering, and Supply Chain teams, the Supervisor leads operational activities to ensure materials and sub-assemblies are delivered safely, efficiently, and on schedule.

Your responsibilities in this role include:

Supervise day-to-day warehouse, stores, logistics, and sub-assembly operations to ensure efficiency, accuracy, and adherence to production schedules
Coordinate the receipt, storage, movement, and distribution of materials, components, and finished goods across operational areas
Lead and support sub-assembly activities in accordance with engineering drawings, work instructions, and quality standards
Ensure stock levels are maintained accurately, monitoring material usage and supporting vending activity management
Ensure all warehouse and sub-assembly activities are carried out in line with company Health & Safety procedures and safe working practices
Maintain high standards of housekeeping, organisation, and 5S within warehouse and assembly environments
Support inventory accuracy through stock control activities, cycle counts, and material traceability processes
Ensure all activities comply with company procedures, processes, configuration control, and compliance requirements
Support internal and external audits, ensuring operational areas, records, and documentation are audit ready
Investigate and resolve operational or customer/business related issues in a timely and professional manner
Monitor team workload, productivity, and operational priorities to support delivery targets and business objectives
Coordinate with Production, Planning, Engineering, and Quality teams to resolve material shortages, non-conformances, or operational issues
Support training, mentoring, and development of logistics and sub-assembly team members
Identify and contribute to continuous improvement initiatives to improve efficiency, quality, and operational performance
Ensure warehouse security and maintain appropriate access controls
Maintain tools, equipment, and work areas in a safe, organised, and serviceable condition
Support operational reporting activities, including KPIs, stock accuracy, and delivery performance metrics

Apply if you have most of the following:

Experience working within warehouse, stores, logistics, manufacturing, or production environments
Previous supervisory or team leadership experience within an operational environment
Experience with stock control, inventory management, and material handling processes
Experience supporting assembly or sub-assembly activities within manufacturing environments
Experience working within regulated or quality-controlled industry
Experience using ERP, MRP, or warehouse management systems

Technical skills/education

Strong understanding of warehouse, logistics, and material flow processes
Good organisational skills with the ability to prioritise operational activities effectively
High attention to detail and accuracy
Good communication and team leadership skills
Ability to work collaboratively across multiple operational teams
Basic IT skills including Microsoft Word and Excel
Good numerical and problem-solving ability
Understanding of Health & Safety requirements within warehouse and manufacturing environment

Additional local needs:

Full-time onsite working required
Successful candidate will be required to complete a BPSS check
Role may involve manual handling and movement of materials and assemblies

The benefits of this role include:

Opportunity to lead logistics and sub-assembly operations within a manufacturing
Exposure to warehouse, production, and assembly activities within a regulated industry
Development of leadership, operational, and technical skills
Involvement in continuous improvement and operational excellence initiatives
Opportunity to work collaboratively across multiple operational and engineering functions
Experience within a fast-paced and quality-focused manufacturing environment

Marshall Land Systems is a Canadian-owned global company with an unrivalled pedigree of British engineering excellence. From its origins in Cambridge, UK, through more than a century of innovation, pioneering advances from the nose of Concorde to the early Hydrogen fuel cell technology that ultimately powered the moon landings, Marshall engineers now continue to innovate specialist vehicles and infrastructure for NATO forces across the world. From bomb disposal vehicles to deployed shelters, from command and control to CT scanners on the battlefield, Marshall Land Systems protects people in critical situations with the very best in engineering. It employs 600 people with major facilities the UK, Canada, and the Netherlands.

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