Major Projects PMO Senior Planner

Southern Water; Falmer; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading water management company in the UK seeks a Senior Planner to shape major infrastructure projects. Key responsibilities include developing and managing detailed project schedules, analyzing data for risk mitigation, and ensuring compliance with governance standards. Ideal candidates will have expert skills in Primavera P6, with a focus on optimizing project delivery. Join a company invested in transforming water services, with opportunities for significant impact and career development.

Qualifications

• Proven experience in developing and managing detailed project schedules.
• Ability to conduct scenario planning and risk mitigation strategies.
• Experience in producing progress updates and assessing schedule performance.

Responsibilities

• Develop and manage fully logic-linked project schedules in Primavera P6.
• Communicate critical path updates and early warnings on schedule slippage.
• Review and integrate schedules from external partners.

Skills

Expert user of Primavera P6

Advanced skills in cost and resource loading

Familiarity with NEC contracts

Job description

Salary: to be discussed at screening stage

Are you ready to shape the delivery of major infrastructure projects through expert planning and scheduling?

About the role

Our Major Projects team is at the heart of delivering critical programmes that transform our business and communities. As a Senior Planner, you’ll play a strategic role in developing and managing detailed project schedules, providing accurate data, early warnings, and scenario modelling to keep projects on track. This is your opportunity to influence outcomes, optimise delivery, and work on projects that truly matter.

What you will be responsible for:

• Develop, maintain, and manage fully logic-linked project schedules in Primavera P6 for major infrastructure projects.
• Communicate critical path updates, float trends, and early warnings on schedule slippage.
• Produce progress updates, lookahead schedules, S-Curves, and Schedule Performance Index (SPI) metrics at project and work pack level.
• Conduct scenario planning and “what-if” analysis to support risk mitigation strategies.
• Review and integrate schedules from external partners, ensuring quality and compliance with governance standards.
• Maintain rigorous control over schedule baselines and revisions in line with PMO governance processes.

Additional Requirements

• Expert user of Primavera P6 with advanced skills including cost and resource loading.
• Familiarity with NEC contracts and key planning clauses.

Southern Water is at the forefront of transforming Britain’s water industry, investing significantly to enhance resilience, sustainability, and service excellence. With £7.8bn planned investment for 2025-30, this is an unparalleled opportunity to join a business committed to delivering a generational shift in the way water services are managed.

You will be joining at a time of significant change, working alongside a highly skilled leadership team with a clear vision for the future. We offer an environment where senior professionals can make a meaningful impact, influence major strategic decisions, and drive long-term value creation

We understand that great talent comes in many forms. If this role excites you and you share our commitment to delivering sustainable solutions for our communities, please apply—even if your experience doesn’t perfectly match every requirement. We’ll support your growth and development.

If this role isn’t quite what you’re looking for but are keen to be contacted about opportunities at Southern Water, you can register your details here: Introduce Yourself (myworkdaysite.com- Introduce Yourself)

Our Commitment to Diversity

We welcome applicants from all backgrounds, identities, and experiences. We do not discriminate based on race, ethnicity, gender, sexual orientation, age, disability, religion, or any other protected characteristic. If you need reasonable adjustments during the recruitment process, please let us know.

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