Administrative Assistant (Accounts) in Brighton

Job Location: Office based - Brighton (this is not a remote working role)

Job Type: Permanent

Reports To: Chief Financial Officer

About Trident

At Trident, we make IT a source of strength, helping organisations thrive so they can better support the people who rely on them every day. We’ve built a different kind of partnership, one that puts people first. We work side by side with our clients to make sure their technology is reliable, built for purpose, and designed to support modern ways of working. Our purpose is simple: to create strength through partnership.

Our vision is to set the standard for people-focused IT partnerships. Our mission is to collaborate side by side every day, combining reliable IT, practical guidance, and people-first support to make technology a trusted and empowering part of everyday working life.

Everything we do is shaped by our values:

• Value: We create lasting value by helping others achieve more for the people they serve.
• Integrity: We do the right thing, always, openly, and consistently.
• Partnership: We build true partnerships that make people and organisations stronger.

Job Overview

The Administrative Assistant (Accounts) supports smooth day-to-day business operations, providing reliable administrative coordination and helping maintain accurate records across customer, supplier, and internal processes. This role works closely within the Finance function, ensuring enquiries are handled promptly, systems are kept up to date, and routine processes are completed with care and attention to detail.

Key Responsibilities

• Ticket & board management within CRM software.
• Process supplier invoices and maintain accurate records in the business system (including correct coding and allocation).
• Prepare and issue customer invoices and supporting documentation.
• Manage the shared mailbox and respond to queries, routing requests to the right teams as needed.
• Maintain recurring service billing schedules and ensure they are actioned on time.
• Support credit control activities by following up overdue items and keeping stakeholders informed.
• Coordinate supplier payment runs and ensure approvals and supporting information are in place.
• Complete regular reconciliations to ensure records match supporting statements and reports.
• Assist with automated collection processes, including issuing advance notifications where required.
• Maintain company card records and ensure transactions are correctly documented and allocated.
• Scanning, filing and logging account documents.
• Answer questions and provide assistance to stakeholders, customers, and suppliers as needed.
• Being an expert in Trident procedures and facilitating them being followed.

Key Experience & Skills

• Commitment to data accuracy, audit trails, and document retention standards.
• Ability to maintain orderly and retrievable records across digital and physical formats.
• Confident responding to queries from colleagues, customers, and suppliers.
• Excellent time management skills to handle recurring tasks, deadlines, and ad-hoc requests.
• Ability to manage multiple workflows simultaneously without loss of accuracy.
• Proactive approach to task ownership, follow-ups, and issue resolution.
• Experience managing shared mailboxes, ticket queues, and structured request routing.

Why Join Trident?

• Help lead and shape the future of Trident’s technical service operations.
• Empower and develop a talented team across multiple disciplines.
• Influence company-wide service strategy and client experience.
• Be part of a leadership culture that values collaboration, learning, and continuous improvement.

Benefits

• 33 days of annual leave (including bank holidays), rising by one day per year of service up to 40 days.
• Wellbeing - Access to Bupa EAP (Employee Assistance Program) for you and your family.
• Cycle to Work scheme.
• Access to vendor pricing for personal IT hardware and software purchases.
• Access to Microsoft Workplace Discount Program - Save up to 10% on Surface devices and 30% on Microsoft 365 subscriptions.
• Central office location - a 15-minute walk from Brighton train station, 10-minute local bus routes and short work from local shops, restaurants, and bars.
• Smart business casual dress code with dress down Friday raising money for the local charities.
• Regular social and team-building events.
• Refer a friend recruitment bonus scheme.