IT Business Systems Manager

Vacancy Reference: CLA- 422

Position: Full-time

Location: Salisbury, Wiltshire, UK

Salary: £ 65,000+ DOE

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

As the IT Business Systems Manager, you will be responsible for the leadership, strategy and operational delivery of business-critical IT systems across the organisation.

Overseeing three core technical functions – Business Applications, IT Infrastructure and DevOps, you will ensure that systems are secure, resilient and aligned with business objectives within a regulated defence manufacturing environment. You’ll apply your expertise to drive digital transformation, process improvement, and system integration. You’ll also collaborate with technical teams, Cybersecurity, Service Delivery, and wider stakeholders to deliver secure and effective solutions.

Responsibilities

• Lead and develop core IT teams (Business Applications, Infrastructure, Dev Ops).

• Define team objectives, drive performance and support capability and succession planning.

• Oversee applications to ensure compliance, integration, effective upgrades, vendor management, and strategic alignment.

• Manage application roadmap, upgrades, vendors and data consistency.

• Partner with Service Delivery to ensure smooth operations and user satisfaction.

• Own the lifecycle, performance, and optimisation of enterprise applications (e.g. PLM, MES, CRM, HR, Finance, M365, Power BI).

• Enable DevOps, CI/CD, automation and Infrastructure as Code (IaC) practices.

• Align IT systems with cybersecurity standards and risk management requirements.

• Collaborate with business stakeholders to deliver IT solutions and drive transformation.

• Ensure systems and processes comply with GDPR, UK defence sector regulations, export control and security requirements.

• Perform other related duties as 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:

Degree in IT, Computer Science, Engineering, or related discipline (or equivalent experience).

Skills and Experience

Essential:

• Understanding of IT infrastructure – cloud and on-premises, networking concepts, air-gapped environments.

• Experience in a DevOps environment using CI/CD pipelines and tools from industry experience (Artifactory, Atlassian stack, Github, JROG).

• Knowledge of change and incident management (ITIL).

• Proven experience managing multi-disciplinary IT teams.

• Experience of leading quarterly performance and end of year reviews with objective setting.

• Familiarity with relevant frameworks and standards (e.g. ISO 27001, ITIL, NIST, Secure-by-design).

• Ability to translate business requirements into technical solutions and deliver the strategy in regulated or complex environments.

• Strong communications skills with technical and non-technical audiences.

• Experience working in manufacturing or engineering environments.

• Understanding of compliance requirements in defence or highly regulated industries.

Desirable:

• Knowledge of scripting/coding language.

• Prior use of AI in secure/air-gapped environments.

• Experience with system integration, APIs, and data architecture.

• Previous experience in a defence industry.

Personal Attributes

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

• Ability to commit to occasional national and international travel.

• A full valid UK driving licence.

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

• Potential to obtain DV clearance.

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.