Senior Planner - Mechanical (MEP) Location: EC3, LondonSalary: Competitive (PAYE) + PackageContract Type: PermanentSector: Commercial Offices / High-RiseThe Project Be part of a major 36-storey new-build commercial development in the heart of EC3, delivering over 37,000 sqm of A-grade office space alongside premium public amenities. Shell & Core and CAT A Office Fitout 2x Basement Plant Rooms & Roof-Level Plant RoomESG's Package: Ventilation Smoke Extract Mechanical Pipework Drainage Domestic Services About the Role We are looking for a Senior Planner to join the project early during pre-construction (PCSA) and take full ownership of programme development, controls, and reporting throughout the project lifecycle. You'll support the commercial and delivery teams to ensure timelines, resources, risks, and milestones are clearly defined, monitored, and managed - ensuring this landmark MEP project is delivered on time and to budget. Key Responsibilities Create, manage and update the detailed project schedule using Primavera P6 or Microsoft Project Build and maintain accurate Work Breakdown Structures (WBS), defining tasks, timelines, and key deliverables Maintain full compliance with company processes, client requirements, and industry standards Proactively identify and assess risks, delays and emerging issues; lead mitigation strategies Track project progress, monitor KPIs, and produce reports including Earned Value Analysis (EVA) Support the allocation and monitoring of resources to meet programme deadlines Collaborate closely with Project Managers, Engineers, and Contractors to align schedules with on-site progress and evolving project scope Drive planning best practices, standardisation, and robust programme governance Candidate Requirements (Non-Negotiables) Strong experience in planning MEP works, especially mechanical-only or HVAC-heavy packages Proficient with Primavera P6 (essential) and/or Microsoft Project In-depth knowledge of construction sequencing, ideally with exposure to high-rise commercial office projects Excellent understanding of project controls, risk reporting, and programme KPIs Familiarity with NEC or JCT contracts Strong documentation, reporting, and communication skills Right to work in the UK (no visa sponsorship available) What's On Offer Long-term PAYE role with full project visibility through to 2029 Competitive salary and benefits package Key role in a Tier 1 environment delivering a flagship commercial project Opportunity to join the team during pre-construction and influence project planning from day one