We have an exciting opportunity for an experienced Senior Administrator/ Office Manager to work for our dynamic and growing client based in Hoddesdon. They pride themselves on delivering high-quality, practical solutions for their clients while fostering a collaborative and supportive work environment. They are currently seeking a proactive, organised, and dependable Office Manager to help keep their operations running smoothly. The role is a full-time permanent position working onsite in Hoddesdon from 8am – 4pm, Monday – Friday. This role offers a salary of circa £35,000 depending on experience although this maybe negotiable. Candidates must have a good level of admin experience as the role involves managing all administrative duties within the office by supporting the Directors and providing admin support for engineers and sub-contractors. The successful candidate will play a key role in ensuring the efficient day-to-day administrative operations of the office. This position is ideal for someone who enjoys a varied workload and can manage multiple tasks with minimal supervision. You’ll support both the management and engineering teams, handling everything from reception/customer service duties to admin support. Key Responsibilities: * Manage invoicing, purchase orders, and payment tracking. * Answer incoming calls, and manage general email correspondence * Maintain and organise office supplies, equipment, and inventory * Coordinate incoming and outgoing mail and deliveries * Assist with invoicing, application submittals, expense tracking, petty cash accounting duties * Schedule meetings, appointments, and staff travel arrangements * Coordinate staff schedules, holidays, and timesheets. * Manage fleet of vehicles including MOT’s and general servicing * Maintain digital and physical filing systems, including project and client records * Support the preparation of reports, presentations, and documentation for projects * Liaise with vendors, clients, and service providers as needed * Prepare and submit commercial applications, quotations, and tender documentation. * Ensure the office is clean, tidy, and well-presented * Perform other administrative tasks as required by the team Qualifications and Skills: * Proven experience in an Office Manager or office support role essential. * Strong understanding of commercial administration (invoicing, application submittals, PO management). * Strong organisational and multitasking abilities * Excellent written and verbal communication skills * Proficiency in Microsoft Office Suite (Word, Excel, Outlook, PowerPoint) and Microsoft OneDrive * Attention to detail and a proactive attitude * Ability to work independently and as part of a small team * Flexible, adaptable and willing to carry out a range of administrative tasks. Benefits: * Flexible working arrangements (where applicable). * Opportunity to contribute to a growing company. * Professional development opportunities. * Nice working office environment with free parking