Office Manager

Photo-Sonics International Ltd; Thame; On-site; GBP 30,000 - 33,000; Part time

Job summary

A respected engineering company in Thame, UK, seeks a part-time Office Manager to ensure smooth daily operations. Responsibilities include managing invoices, overseeing HR tasks, and supporting financial administration. The role offers flexible hours (20-25 per week) with a salary range of £30,000 - £33,000 FTE. Benefits include holiday leave and a pension contribution in a friendly team environment. Ideal candidates will have experience in small business administration and accounting knowledge.

Benefits

Flexible part-time hours

20 days holiday plus 8 bank holidays

4% employer pension contribution

Free on-site parking

Collaborative team environment

Qualifications

• Proven experience in an office management or similar administrative role.
• Working knowledge of payroll and financial administrative support.
• Ability to work autonomously and proactively manage tasks.

Responsibilities

• Oversee daily workplace operations to ensure efficiency.
• Generate quotations and manage invoicing processes.
• Support financial administration and collaborate with external partners.

Skills

Small business administration experience

Knowledge of accounting practices

CRM systems proficiency

Strong organizational skills

Office 365 suite capability

Tools

Pegasus

CRM software

Accounting software

Job description

At Photo-Sonics International Ltd, precision matters. If you’re someone who thrives on keeping a business running smoothly behind the scenes and enjoys being the go to person in a close-knit team, this part time Office Manager role offers flexibility, responsibility and long-term stability within a highly respected engineering business.

What’s in it for you :

• Flexible part-time hours (20–25 per week, ideally across five days)
• Salary of £30,000 – £33,000 FTE negotiable depending on experience
• 20 days holiday plus 8 bank holidays, rising with length of service
• 4% employer pension contribution
• Free on-site parking
• Small, friendly and collaborative team environment
• The opportunity to work within a specialist aerospace and defence organisation

What you’ll be doing as Office Manager :

• Overseeing the day-to-day running of the workplace to ensure smooth operations
• Generating quotations and raising invoices
• Supporting monthly management accounts and financial administration
• Liaising with external partners including auditors and accountants
• Managing general HR administration and supporting internal processes

The successful Office Manager will be able to demonstrate :

• Previous experience in a small business administrator, executive assistant or office management role
• A good working knowledge of accounting practices and payroll
• Experience using CRM systems and accounting software (Pegasus preferred)
• Strong capability across the full Office 365 suiteA proactive, organised approach and the confidence to work autonomously

Personnel Placements is supporting, Photo-Sonics International Ltd who specialises in high-quality instrumentation for the aerospace and defence sectors, with particular expertise in Flight Test Instrumentation. As part of a global group, we combine technical excellence with a supportive, people-focused culture.

If you’re looking for a flexible, part‑time Office Manager role where your contribution genuinely matters, we’d love to hear from you. Apply now via the link online to find out more about this opportunity with Photo-Sonics International Ltd, supported by Personnel Placements.