Senior Planner

<h2>Overview</h2> <p></p> <p> </p> <p>John Sisk &amp; Son have been building excellence as a family-owned international construction company by offering trust, certainty and value to our clients whilst being at the heart of change.</p> <p> </p> <p>We are seeking a Senior Planner to join our Data Centre team in Amsterdam.</p> <p> </p> <p>The Senior Planner leads the planning and project controls function across the business, setting standards and ensuring consistency in pre-construction and construction phases. This role supports delivery excellence through accurate programme development, progress monitoring, risk management, and reporting to senior management and the Board. </p> <p> </p> <p> </p> <h2>Responsibilities</h2> <p><strong>Programme Development &amp; Control </strong></p> <ul> <li>Lead the development of baseline contract programmes covering design, procurement, construction, commissioning, and handover, ensuring logic links and critical path are clear.</li> <li>Prepare construction target programmes to identify improvements and efficiencies compared to contract programmes.</li> </ul> <ul> <li>Develop tender event programmes for subcontractor procurement, integrating design release and lead-in activities.</li> </ul> <ul> <li>Maintain accurate programme documentation within a Common Data Environment (CDE).</li> </ul> <ul> <li>Produce 4D graphical models and/or 2D phasing plans to illustrate build sequence, logistics, and phasing.</li> </ul> <ul> <li>Identify programme risks and opportunities, applying mitigation measures, float, and time risk allowances.</li> </ul> <ul> <li>Collaborate with project teams to develop construction methodologies that demonstrate sequencing and techniques.</li> </ul> <ul> <li>Support preparation of preliminaries documentation including staffing, logistics, and temporary works.</li> </ul> <ul> <li>Engage with the supply chain to develop programme inputs, including design deliverables, lead-in times, construction durations, plant, and labour needs. </li> </ul> <p> </p> <p><strong>Reporting, Progress &amp; As-Built Information </strong></p> <ul> <li>Develop and manage tracking schedules to monitor subcontractor programmes.</li> </ul> <ul> <li>Maintain and update as-built programmes, highlighting variances from baseline.</li> </ul> <ul> <li>Input into change requests, advising on programme impacts to facilitate approvals.</li> </ul> <ul> <li>Validate and track progress using output rates and provide feedback to inform future tenders.</li> </ul> <ul> <li>Undertake peer reviews of planners’ programmes to ensure consistency and quality.</li> </ul> <ul> <li>Use 4D/2D planning tools to represent current progress visually.</li> </ul> <p> </p> <p> </p> <p><strong>Management &amp; Leadership </strong></p> <ul> <li>Provide regular updates to Regional Planners and report programme positions at monthly contract reviews.</li> </ul> <ul> <li>Lead programme reporting weekly and monthly in coordination with project management teams.</li> </ul> <ul> <li>Manage, mentor, and support assistant and graduate planners, conducting performance and development reviews.</li> </ul> <ul> <li>Ensure the quality and accuracy of planning outputs produced by project and site teams.</li> </ul> <ul> <li>Benchmark programme periods using subcontractor input, historic data, and project consultation.</li> </ul> <ul> <li>Lead planning and programme management duties during both pre-construction and site phases.</li> </ul> <ul> <li>Contribute to assessment of programme entitlements under contract conditions (e.g., NEC, JCT). </li> </ul> <p> </p> <p> </p> <p> </p> <h2>Experience</h2> <p><strong>Essential</strong></p> <ul> <li>Proven experience in construction planning, with a successful track record of programme management on live projects. </li> <li>Advanced knowledge of planning software (preferably ASTA Powerproject) and programme reporting tools. </li> <li>Strong understanding of UK and EU contract frameworks, including NEC and JCT. </li> <li>Excellent IT skills and the ability to manage planning data in a collaborative digital environment. </li> <li>Strong communication and interpersonal skills, with experience of engaging with clients, contractors, and multidisciplinary teams.</li> <li>Ability to manage, mentor, and develop junior colleagues. </li> <li>Knowledge of industry best practice in planning and programme management. </li> </ul> <p> </p> <p><strong>Desirable </strong></p> <ul> <li>Experience using Synchro and 4D planning tools to their full potential. </li> <li>Knowledge of BIM processes and collaborative data environments (CDEs). </li> <li>Experience producing or reviewing 2D and 4D phasing models. </li> <li>Demonstrated ability to conduct peer reviews and ensure programme quality across multiple projects. </li> <li>Evidence of continuous professional development (e.g., attending construction best practice events). </li> </ul> <p> </p> <p> </p> <p> </p> <h2>Qualifications</h2> <p><strong>Essential