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Location
In office (Salisbury)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 12, 2026. First seen by Alion on Nov 12, 2026.

Overview
Company
Impact
Profile match
Callen-Lenz is an aviation technology company that specialises in crewed and uncrewed aircraft operations and technology and is in a period of rapid growth after recent investment. Its postings cover flight control and autopilot software engineers, front end developers, data architects, database administrators and unmanned aircraft training managers, mostly at Salisbury with roles in Bristol. The company is headquartered in Salisbury, England, United Kingdom.

Security Guard

Vacancy Reference: CLA- 451

Position: Full-time

Salary: Competitive

Location: Salisbury, Wiltshire, UK

This role operates on a rotating shift pattern, including both day and night shifts

At Callen-Lenz, we are expanding the limits of what is possible. We specialise in crewed and uncrewed aircraft operations and technology and having recently received investment into the business we are going through a period of rapid growth and development and are looking for key roles to assist with these changes. Callen-Lenz offers innovative and customer-focused UAS solutions through our 4 key business strands: technical services, products, platforms and operational services. We are looking for individuals to help drive forward our expansion, placing you at forefront of UAS development in the UK.

Our Values

  • Innovation

  • Integrity

  • Collaboration

  • Excellence

Why Work for Us

Based in the heart of rural Wiltshire, close to the Historic city of Salisbury you will join our rapidly growing, friendly and multi-disciplined team, working on a range of diverse and interesting projects, leading the way in this exciting field and witnessing the full lifecycle of our products. The Callen-Lenz team are passionate about what we do, and we are searching for individuals to grow with us as we expand into the aerospace industry.

Our benefits include:

  • 25 days annual leave per year (plus bank holidays)

  • Buy/Sell holiday policy up to 5 days either way

  • Pension Scheme via Royal London

  • Company contributed Share Incentive Plan.

  • Green Car Scheme

  • Life assurance scheme (6x basic salary)

  • Income protection policy (75% of basic salary)

  • Private Health Insurance via Bupa

  • Private Dental insurance via Bupa

  • Enhanced Maternity and paternity

  • 1 Professional membership reimbursed per year

  • 1 paid volunteering day per year

  • Access to an independent financial advisor year round

  • Training & development opportunities

About the role

In the role of a Security Guard, you will provide a presence at our location to ensure the safety and security of our people, premises and assets. You will be part of a team providing 24-hour security and site surveillance. You will be based at our main site in Chilmark, Wiltshire but hold responsibility for our other locations in the local area. This role operates on a 4-on, 4-off rotating shift pattern, comprising 12-hour day and night shifts.

Responsibilities

  • First responder to all security incidents.

  • Alerting second response key holders if and when required.

  • Patrolling of the site and surrounding area to ensure safety and security.

  • Keep an accurate record of any employees or visitors attending the site.

  • Daily use of security equipment and vehicles.

  • Attend all Callen-Lenz sites when required.

  • Survey and monitor CCTV where relevant.

  • Be the main point of contact for site security during shift times.

  • Provide information and support to the Security Controller.

  • Escalate any major activity to the relevant teams in a fast and agreed timeframe.

  • Enforce all safety and security related policies at all times.

  • Provide a visible security presence for the sites and in reception.

  • Perform other duties when required.

Health & Safety

  • Demonstrate in daily activities a commitment to health and safety in the workplace by always ensuring tasks are performed in the safest possible manner.

  • Report all hazards and incidents that the individual is party to, or observes, in the correct manner.

  • When required or directed, participate in any health and safety training.

Qualifications

  • SIA Door Supervisor or Security Guard License is essential.

Skills and Experience

Essential:

  • Experience in a similar security role.

  • Ability to work alone and under own initiative.

  • A confident approach and the ability to handle confrontation when necessary.

  • Confident with Microsoft applications (Excel, Word, Outlook).

  • Strong attention to detail.

Desirable:

  • Experience of being solely responsible for building security during a shift

Personal Attributes

  • Must be a British Citizen or have an existing right to work in the UK.

  • A full valid UK driving license.

  • Ability to hold Security Clearance - 5 years residence in the UK.

Callen-Lenz is an equal opportunities employer, committed to building an inclusive working environment. We welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation, or age. It is essential that the successful candidate must, by the start of their employment have permission to work in the UK. Proof of identity and eligibility to work in the UK will be required prior to commencement of employment.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

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