Job Title: Office Administrator
Location: Rayleigh, Essex
Reports to: Office Manager
Department: Administration
Company Overview:
Over the past 25 years Peak Security has been a leading provider of electronic security solutions, specialising in repair, installation and maintenance of CCTV systems, intercoms, access control, gate automation, and shutters. We are dedicated to providing security solutions for Block Management properties and similar clients, and we pride ourselves on delivering exceptional service born from our high morals and trust culture. As part of our commitment to excellence, we are seeking a detail-oriented and reliable Administration Officer to join our office team in Rayleigh, Essex.
Job Overview:
We are looking for an organised, proactive, and reliable Administration Officer to play a vital role in the smooth operation of our office. This is a key position where the successful candidate will support the administrative functions of the business, including engineer coordination, customer liaison, quoting small works, financial tasks, and inventory control, with a strong focus on accuracy and attention to detail. This role requires proficiency in office IT systems and a methodical approach to managing data, records, and documentation.
Key Responsibilities:
- General Office Administration: Provide administrative support across all functions, including document management, data entry, and maintaining office filing systems.
- Financial Administration: Assist with invoicing, billing, and tracking payments. Maintain financial records with high attention to detail, ensuring that all transactions are accurately recorded and compliant with company policies.
- Inventory Control: Take deliveries, oversee stock levels of office supplies, materials for security installations, and related equipment. Ensure accurate records are maintained for incoming and outgoing stock.
- Scheduling & Coordination: Assist in scheduling engineer work, managing office appointments, and ensuring that installation teams have the necessary materials and information for their projects.
- IT Systems Management: Maintain and update company databases and systems, ensuring data integrity and accuracy. Proficiency with office IT systems, particularly in relation to inventory and financial management software, is required.
- Document Preparation: Prepare invoices, and other important documents related to security system visits, installations and maintenance.
- Quoting: Preparation of quotes for repair works / small works – prior experience of quoting would be beneficial.
- Reporting: Assist in generating regular reports on financials, inventory, and operational activities to support the management team in decision-making.
- Attention to Detail: Ensure all administrative tasks are completed with the highest level of accuracy, particularly when handling sensitive financial data, contracts, and client information.
- Data Management: Process and file documentation related to electronic security accurately and securely.
Key Skills & Qualifications:
- Attention to Detail: A critical ability to ensure accuracy in all aspects of administrative tasks, from data entry to financial record-keeping. The kind of person who takes pride in getting things right first time.
- Office IT Literacy: Strong proficiency in office software, particularly Microsoft Office Suite (Word, Excel, Outlook). Experience with financial management software or database management is a plus.
- Proven Office Experience: At least 2 years of experience in an office-based administrative role, preferably with a background in financial or inventory management.
- Financial Acumen: Experience or understanding of basic financial tasks, including invoicing and financial record management.
- Organizational Skills: Strong ability to prioritize tasks and manage multiple responsibilities efficiently in a busy office environment.
- Reliability: A dependable and responsible approach to work, with a commitment to meeting deadlines and maintaining high standards of accuracy and efficiency.
- Confidentiality: Ability to handle sensitive information with discretion and maintain confidentiality at all times.
- Excellent Communication Skills: Strong written and verbal communication skills, with both staff and customers.
- Desirable: Experience in a similar role within the security installation or construction industry is a bonus, though not essential.
Working Conditions:
- Location: Full-time role based at our Rayleigh, Essex office. Parking available on site with railway / bus connections opposite.
- Hours: Monday to Friday, 8.30 AM to 5:00 PM
- Type: Full-time, permanent role.
- Work Environment: Office-based role in a supportive and professional environment, with opportunities for personal and professional development.
- Salary: £28,000 to £32,000 per annum depending on experience.
How to Apply:
Interested candidates should submit a current CV and a cover letter with approx. 150 words detailing their experience and suitability for the role. Please send your application to [email protected] by 11th September 2026 (but may close early depending on no of applicants).
Peak Security Systems Ltd is an equal opportunities employer and welcomes applications from all qualified individuals.
Job Types: Full-time, Permanent
Pay: £28,000.00-£32,000.00 per year
Benefits:
- Company pension
- On-site parking
Ability to commute/relocate:
- Rayleigh, Essex: reliably commute or plan to relocate before starting work (required)
Application question(s):
- List three reasons why you would be a suitable candidate for this role - no AI responses.
Experience:
- Administrative: 5 years (required)
Work authorisation:
- United Kingdom (required)
Location:
- Rayleigh, Essex (preferred)
Work Location: In person
