We're seeking an experienced Senior Project Planner to complement our team at Lockheed Martin UK – Strategic Systems based from Helensburgh. This role benefits from our 4xFlex working pattern, offering a 4-day working week Monday - Thursday and hybrid working with typically 1-2 days a week working from home.
As our Senior Project Planner you'll play a key role in developing the future planning architecture for LMUK SS contract outputs. You will work alongside senior stakeholders to bridge the gap between high-level strategy and daily operations. You will take ownership of this complex project lifecycle, from proposal to execution, helping deliver some of the UK’s most complex and innovative engineering programmes.
Key Responsibilities
- Lead and coordinate the end-to-end lifecycle of planning and schedule management in support of programme capture and execution.
- Refine and manage the Integrated Master Plan for LMUK SS’ contract renewal effort.
- Lead proposal preparation planning, including development of planning artefacts for solicitation response. Interfaces with program management, senior management and the contractual customer as the programs planning integrator.
- Manage the validation of cost and schedule integration for effective program performance management.
- Proactively identify commercial risks, establish mitigation strategies, and adjust timelines as needed
- Gather progress data and generate robust reports tracking actuals against baseline forecasts.
- Ensure all deliverables are compliant with LM's command media.
- Manage the resolution of schedule conflicts, develops and implements work-around strategies and tactical alternatives.
- Support to business rhythms.
- Manage the generation of Schedule Information for client and management reviews.
Why You’ll Love Working Here
- Hybrid working – 1-2 days per week working from home
- Collaborative culture – work alongside some of the brightest minds in UK engineering.
- Be part of an organisation delivering cutting-edge Defence and technology programmes that make a real impact.
The successful candidate must achieve the appropriate level (DV) of security clearance.
- Significant experience as Senior Project Planner or similar Project Planning role
- Experience of Microsoft Project, or similar Project Planning software
- Experience of managing Resource loaded Schedules
- Awareness of Earned Value Management and Critical Path Management
- A confident individual who will ensure that best planning practice is always adhered to, even in occasional pressurised situations
- Excellent oral and written communication and presentation skills
- Ability to quickly adapt to new tools, systems, and processes
- Experienced in Earned Value Management
- Experience of cost planning & reporting
- Background in Defence, MoD, or other complex engineering environments
Skills Required
- Significant experience as a Senior Project Planner or in a similar project planning role
- Experience with Microsoft Project or similar project planning software
- Experience managing resource-loaded schedules
- Awareness of Earned Value Management and Critical Path Management
- Confidence enforcing planning best practices in pressurized situations
- Excellent oral, written communication, and presentation skills
- Ability to quickly adapt to new tools, systems, and processes
- Experience in Earned Value Management
- Experience with cost planning and reporting
- Background in defense, Ministry of Defence, or complex engineering environments
Lockheed Martin Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Lockheed Martin and has not been reviewed or approved by Lockheed Martin.
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Retirement Support — Retirement benefits are described as a standout element, with a strong 401(k) program and options like an employee stock purchase plan. Feedback suggests these features meaningfully enhance total compensation and long‑term financial security.
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Healthcare Strength — Healthcare coverage is portrayed as comprehensive from day one, with multiple plan options, mental health resources, and virtual care. Wellness supports such as on‑site services and preventive programs are also highlighted.
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Flexible Benefits — Work arrangements often include compressed schedules and telework, contributing to a favorable work‑life balance. Feedback suggests this flexibility is a key reason many view the overall package positively.
Lockheed Martin Insights
What We Do
Customer Focus, Innovation and Purpose are Built Into Everything We Do. Lockheed Martin. Your Mission is Ours ™. Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.
