Head of Transformation - 12 Month FTC

Department: Operations

Employment Type: Fixed Term Contract

Location: London, UK

Reporting To: OPEX and BI Director

We see a world where we all contribute to a thriving planet and together, we are a collective force for good. Planet Mark is a sustainability certification which recognises outstanding achievements, encourages action, and builds an empowered community of like-minded individuals. We work with businesses to rigorously measure their carbon footprint and social value, engage their staff and supply chain to unlock their knowledge and drive passion for change, and communicate their progress to build a positive brand. We help businesses put a purpose at the heart of their organisation that brings social, environmental, and economic considerations together.

As Head of Transformation at Planet Mark, you will lead the delivery of high-impact business and technology change initiatives that directly support the organisation's mission to tackle the climate crisis. Partnering closely with the Operational Excellence and Business Intelligence Director, you will drive the execution of strategic transformation programmes, ensuring they are delivered effectively, on time, and aligned with business goals.

In this role, you will bring together cross-functional teams to implement innovative solutions that enhance operational performance, support carbon reduction initiatives, and unlock commercial opportunities for Planet Mark and its network of purpose-driven businesses. This is a key leadership position for someone passionate about driving meaningful change in a fast-paced, mission-led environment.

• Deliver strategic transformation initiatives, translating business goals and OKRs into defined project scopes, plans, and measurable outcomes
• Develop and manage detailed project roadmaps, timelines, and milestones to ensure effective delivery and progress tracking
• Collaborate with senior leadership to monitor performance, report on OKRs, and align initiatives with organisational priorities
• Lead cross-functional coordination, facilitating meetings, driving clear communication, and ensuring alignment across stakeholders
• Translate strategy into executable programmes using tools such as MS Project, Smartsheet, and JIRA, supported by KPI-driven performance tracking
• Proactively manage risks and issues, maintaining registers and implementing mitigation plans to minimise impact on delivery
• Ensure strong governance and continuous improvement through robust documentation, compliance with methodologies, and post-project evaluations

You will have proven experience delivering strategic transformation initiatives, with the ability to translate business goals and OKRs into clear, actionable plans. Strong organisational and stakeholder management skills are essential, alongside experience leading cross-functional teams and driving alignment across all levels. You'll be confident using tools such as MS Project, Smartsheet, or JIRA to manage delivery, track performance, and measure success. A proactive approach to risk management, combined with a strong focus on governance, documentation, and continuous improvement, will ensure successful outcomes.

We operate a hybrid workplace policy, where you will work from the office 3 days per week. We want you to be able to do your best work here. We emphasize providing many ways to support our team to do their best work and below are some of the perks and benefits we offer:

Personal Health & Wellbeing / Benefits

• Enhanced Parental Leave
• Generous annual leave
• Healthcare Plan
• Annual Giving Day - an extra day to give back to yourself or your community
• Cycle-to-work Scheme

Future Planning

• Pension scheme with employer contributions
• Life Assurance
• Rewards Program - access to discounts and cashback
• LinkedIn Learning License for upskilling & development

Alcumus is proudly an equal-opportunity employer. We are committed to ensuring that no candidate is discriminated against because of gender identity and expression, race, disability, ethnicity, sexual orientation, age, colour, region, creed, national origin, or sex. We are dedicated to growing a diverse team while continuing to create an inclusive environment where everyone feels safe and empowered to be themselves.