Executive Assistant x

Corporate Resources and Business Improvement

The Resources and Business Improvement directorate is led by Dianne Tranmer. It is responsible for:
People Function, Facilities Management, Digital Experience Unit and Technology Group, Information Governance, Executive Support Team and leadership of all our shared services across the GLA Group.

This is an exciting opportunity to join our high‑performing Executive Support Team, providing direct support to the organisation’s most senior leaders. In this pivotal role, you’ll be at the heart of the action, shaping how our senior Principals operate day to day. You’ll manage complex and fast‑moving commitments, handle sensitive communications with confidence, and serve as a trusted link between senior leadership and a wide network of internal and external partners.

This is more than just an administrative role, it’s a chance to gain unique insight into the GLA’s strategic priorities and ambitions, and to contribute meaningfully to the work that shapes London’s future.

• Proven experience managing senior‑level inboxes, diaries and priorities
• Outstanding communication and relationship‑building skills
• Calm, confident decision‑making, even when handling competing demands
• Absolute discretion and professionalism when working with sensitive information
• A collaborative, team‑focused mindset and a desire to contribute to broader team success

• Provide first‑class support to senior Principals, managing complex diaries, coordinating meetings, and ensuring they’re fully briefed and prepared for each day.
• Work with confidence and independence, using sound judgment to balance competing priorities, resolve issues, and maintain seamless operations.
• Act as a connector, building strong professional relationships with senior leaders, stakeholders, and teams across the organisation.
• Stay informed about key priorities and developments within your Principals’ business areas and the wider organisation to deliver informed, targeted support.
• Maintain transparency and compliance by supporting governance processes, including Gifts & Hospitality and the Register of Interests.
• Oversee key administrative approvals, including documentation clearance and absence authorisations.
• Manage and maintain inboxes efficiently, coordinating meeting invites, handling correspondence, and ensuring timely filing and decluttering for clear communication.
• Contribute positively to the Executive Support Team, bringing professionalism, initiative, and collaboration to a high‑performing team environment.

• Have substantial Executive Assistant experience supporting senior leaders
• Be confident prioritising a high volume of tasks and shifting demands
• Be adaptable and used to working at pace in a dynamic environment
• Stay calm and solution‑focused when dealing with pressure
• Be a collaborative team player who builds strong, effective relationships across organisations

Developing rapport and working effectively with a diverse range of people, sharing knowledge and skills to deliver shared goals.

• Develops new professional relationships
• Identifies opportunities for joint working to minimise duplication and deliver shared goals
• Understands the needs of others, the constraints they face and the levers to their engagement
• Understands differences, anticipates areas of conflict and takes action
• Fosters an environment where others feel respected

Presenting information and arguments clearly and convincingly so that others see us as credible and articulate and engage with us.

• Communicates openly and inclusively with internal and external stakeholders
• Clearly articulates the key points of an argument, both in verbal and written communication
• Persuades others, using evidence‑based knowledge, modifying approach to deliver message effectively
• Challenges the views of others in an open and constructive way
• Presents a credible and positive image both internally and externally