Senior Administrator/ Office Manager Location: Farringdon Hours: 30 hours per week 3 days office and 1 day WFH Salary: Up to £28,000 A growing and well-respected environmental consultancy is seeking an experienced and proactive Office Manager to join their London team on a part-time basis. This is a fantastic opportunity for someone with strong administrative and management experience looking for a flexible role that offers both responsibility and variety. The Role This position plays a key part in the smooth running of day-to-day operations and supports wider business functions. The successful candidate will lead a small admin team, manage internal processes, and act as the go-to person for all things office-related. Key Responsibilities Include: Leading and supporting the admin team to ensure deadlines are met and workloads are balanced Overseeing and managing a shared mailbox, ensuring timely task delegation and completion Implementing process improvements and streamlining systems where possible Maintaining and updating internal documents and procedure guides on the company’s SharePoint Hub Delivering induction training and being a “champion” of administrative best practices Assisting technical staff with bid submissions, formatting reports, and compiling CVs Supporting health and safety functions, including DSEs, risk assessments, and certifications Taking ownership of ISO 9001 and 14001 audits and embedding processes into the team Coordinating travel arrangements for site visits and directors Playing an active role in team social and wellbeing initiatives Overseeing general office management duties: managing supplies, dealing with post, organising tradespeople, liaising with landlords, and ensuring smooth day-to-day office function Supporting ad hoc tasks from the senior leadership team What They’re Looking For: Previous experience managing or supervising a small admin or office team Excellent time management, organisation, and leadership skills A self-starter with a proactive approach to problem-solving Strong written and verbal communication High level of attention to detail Ability to work independently and as part of a team Proficiency in Microsoft Office, particularly Word and Excel A positive, professional, and collaborative attitude What’s on Offer: Salary up to £28,000 30 hours per week, offering flexibility around other commitments A supportive, inclusive, and forward-thinking working environment A comprehensive benefits package including: Enhanced pension scheme Private medical insurance Generous and growing annual leave entitlement Cycle-to-work and season ticket loan schemes Life assurance, employee recognition awards, and more Wellbeing and mental health support Flexible working policies This is a brilliant opportunity for an experienced office professional looking to join a purpose-driven business with a strong internal culture and a commitment to making a positive environmental impact. Interested in learning more or ready to apply? Get in touch today to discuss the role further or submit your CV for consideration