Senior Assistant/Office Manager

APCO London is looking for an experienced Senior Assistant/Office Manager to support our London Office. The candidate will provide high quality support to the office’s Leadership Team, as well ensuring that the office runs smoothly by providing vitally important administrative, logistical and organisational support. The role also includes line management responsibility for an Administrative Assistant. 

Our London office is the heartbeat of APCO’s European offering and if you enjoy a fast-paced environment with 135 colleagues and many international visitors, then this is the perfect role for you. This role is perfect if you have a strong background in office management, with a proven track record in planning an organising workload whilst managing last minute changes and conflicts. APCO is committed to a flexible, hybrid working environment, but given the nature of the role’s responsibilities, the expectation is that it will be largely office based.

2025 promises to be a hugely exciting year for us. By joining our team, you will be working with colleagues across APCO’s international network of 32 offices who are open, collaborative, collegiate, supportive and diverse. 

Key Responsibilities

• Oversight of office and wider administration team
• Support administrative needs of Leadership Team, e.g. travel, accommodation, diary management
• Management of office health and safety 
• Coordination between Finance, Legal, IT and HR
• Setting up contracts for signing process
• Reconciliation of corporate credit cards
• Foster a positive office culture by collaborating with the office social and DEI teams to organise initiatives, including office events and learning webinars
• Assist with HR activities, including managing the coordination and onsite support for work experience candidates and scheduling induction programs
• Management of all subscriptions and publications
• Ad-hoc support for global CEO
• Overseeing client secretariat requirements

Qualifications & Standards

• Able to identify problems and solve them without direction
• Good organisational skills
• High attention to detail required
• Excellent communication skills with senior management, directors and with team members
• A confident multi-tasker with the ability to work well under pressure
• Related work experience, preferably for a professional services firm
• Line Management experience advantageous
• Fluency in English (speaking and writing)
• Proficient in Word, Outlook, PowerPoint (is a must) and Excel

If this sounds like you, we would love to hear from you!

About APCO in London

APCO London has over 135 staff working across more than 100 clients and sits at the centre of the agency’s global operations. Thanks to a diverse and multilingual team, APCO London leads on many of the agency’s most dynamic global assignments. With a growing client base in the most pressing issues facing the world today such as the transition to Net Zero and access to healthcare, APCO has been a fixture of the UK communication’s market since 1996 and continues to be at the forefront of the seismic changes facing economies and societies today. 

We are a truly integrated agency, with deep expertise and experience across the full range of communication offerings including corporate communications, public affairs, capital markets, digital strategy and paid media. 

About APCO 

APCO is a global advisory and advocacy firm helping leading corporations, foundations and governments navigate a complex world and create lasting impact. 

Founded in 1984, with one woman’s vision and bold action, APCO has grown into an independent, majority women-owned firm of more than 1,200 employees with work spanning 80 markets around the world. 

Headquartered in Washington, D.C., APCO is comprised of strategic advisers, consultants and creators, working together across borders and functions, to provide services and expertise on financial, competitive, political and societal issues. 

APCO is a trusted partner to bold purpose-led leaders, lawmakers, government officials, NGOs, the media and other stakeholders in the health, energy, technology, transportation & infrastructure and food & consumer products sectors. For 40 years, the firm has provided public affairs, crisis & reputation, impact, corporate reputation and global solutions services. 

APCO is renowned for its ability to champion clients’ interests and permission to operate, build their reputation and strengthen their standing. APCO’s integrated approach and team of tenacious and empathic talent create connections and winning strategies that accelerate progress and deepen impact. 

By bringing diverse people and ideas together, and working beyond traditional boundaries, APCO builds the un/common ground upon which progress is made. 

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