Senior CORE Pracitioner in Glenrothes

At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do.

“Customer Oriented Results & Excellence (CORE for short), is the RTX operating system, focusing on the drivers of competitive excellence — our people and our work processes. Our CORE Operating System puts customers first by aligning priorities, accelerating integration, and delivering measurable value. Using a shared language and methodology, we strengthen how we work together and empower employees to improve their work—every day.”

Based at our Livingston site, the Senior CORE Champion is a stand‑alone role focussed on continuous improvement in the Manufacturing environment. Using CORE improvement methodologies and working alongside our CORE Lead, you will be a champion for creating a culture of continuous improvement with Manufacturing.

• Lead the development and continuous improvement of manufacturing processes, standards and systems to improve safety, people, quality, delivery and cost performance.
• Own and facilitate CORE improvement activities, applying structured problem solving and continuous improvement methodologies to eliminate waste, improve flow and increase operational performance.
• Partner with cross-functional teams to design, implement and sustain robust manufacturing processes, ensuring improvements are embedded through effective standards and governance.
• Coach and develop employees at all levels in CORE principles, problem solving and continuous improvement to build organisational capability and maturity.
• Use data, process observation and performance analysis to identify opportunities, prioritise improvement activity and deliver measurable business outcomes.
• Champion a culture of accountability, standardisation and continuous improvement through regular Gemba engagement, process confirmation and collaborative leadership.

What your days will look like:

• Facilitating Value Stream Mapping workshops from planning and data collection through to future state design and implementation planning, helping teams transform how value flows to the customer.
• Leading CORE engagements to solve operational challenges, coach teams through structured problem solving and deliver sustainable improvements in manufacturing performance.
• Spending time on the shop floor coaching, observing work, verifying standards through Process Confirmation and supporting teams to identify and eliminate barriers to performance.
• Developing and maintaining manufacturing standards, process maps, PFMEAs, Control Plans and other operational documentation to support robust and repeatable processes.
• Working alongside Engineering, Operations, Quality, Supply Chain and Programmes to identify improvement opportunities, coordinate implementation activities and track delivery of measurable benefits.
• Supporting the development of manufacturing capability through training, coaching and practical application of CORE tools such as 5S, standard work, process capability assessment and continuous improvement techniques.

Candidate Requirements:

• Experience of manufacturing, engineering, operational excellence or continuous improvement within a complex production environment, with the ability to identify opportunities and deliver sustainable improvements.
• Strong analytical and structured problem‑solving skills, with the ability to use data, collaborate with stakeholders and influence positive change across multiple functions.
• Excellent communication, facilitation and coaching skills, with confidence engaging colleagues at all levels from the shop floor to senior leadership.
• Self‑motivated, organised and accountable with the ability to manage multiple improvement activities and see them through to successful implementation.
• Commitment to professional development, including completing the CORE Expert accreditation programme.

What we offer:

• Competitive salaries.
• 25 days holiday + statutory public holidays, plus opportunity to buy and sell up to 5 days (37hr).
• Contributory Pension Scheme (up to 10.5% company contribution).
• Company bonus scheme (discretionary).
• 6 times salary ‘Life Assurance’ with pension.
• Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work amongst others.
• Enhanced sick pay.
• Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave.

Work Culture:

• 37hr working week, although hours may vary depending on role, job requirement or site‑specific arrangements.
• Remote, hybrid and site based working opportunities, dependant on your needs and the requirements of the role.
• A grownup flexible working culture that is output, not time spent at desk, focussed.
• More formal flexible working arrangements can also be requested and assessed subject to the role.
• Up to 5 paid days volunteering each year.

For this role the successful hire will need to be a permanent UK resident and successfully complete a baseline (BPSS) security and background check.

This position is classified as Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader.

RTX Raytheon UK is a landed company and part of the wider RTX organisation. Headquartered in Arlington, Virginia, USA, but with over 180,000 employees globally across every continent, RTX provides advanced systems and services for commercial, military and government customers worldwide and comprises three industry‑leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon.