Senior IT Systems Administrator

Job Description

Job Title: Senior IT Systems Administrator

Job Location: Rochester, Kent. Onsite

Salary: £55,000

Who we are:

Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow – shaping a safer future, for all of us.

What you’ll be doing:

Identifying and correcting performance issues, reviewing systems and error logs, storage management, backups, job monitoring, optimization efforts, data integrity analysis and resolving database contention issues. Managing Oracle Cloud and legacy Oracle ERP 11i environments. Oracle and SQL database administration to ensure databases are tuned to perform efficiently, plus reviewing established monitoring process to look for improvements. Ensure systems and environment are patched to the latest vendor patch levels.

Cloning of systems between environments and environment Auditing and Backup management, including how would we respond in Disaster Recovery situation. Performing release reviews and releases into Production environments. Working as part of a Project team to deliver DBA and System Administration activities required for new applications and upgrades to existing applications, infrastructure and databases.

Core Duties:

• SQL Server Administration and Support with experience of Oracle Database Administration and Support
• Oracle EBS or managing Oracle cloud environments
• Experience with third party backup and monitoring tools
• Oracle or SQL Server clustering, replication and log shipping an advantage
• Knowledge of indexes, index management, partitioning and statistics
• Experience or knowledge of Siemens Teamcenter PLM, SharePoint
• T-SQL, SQL, SSIS, PowerBI, Oracle RDBMS 11i, 12c Red Hat Linux skills
• Experience using Atlassian products Jira, Jira Service Management, Confluence & BitBucket

The IT Systems Administration team:

The role is responsible for ensuring the monitoring, maintenance and management of databases, application services and servers key to the business operation. As part of the System Administration team, you will get the opportunity to ensure maintenance and release activities are performed in line with our procedural mandates, as well as looking for ways to improve executions. This role will involve an element of being on-call to support.

Why BAE Systems?

Here you’ll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work – this is a place where you can grow your career with confidence and be empowered to be your best. You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family – support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.

A place where everyone can thrive:

We’re committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.

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.

Closing Date: 25th March 2026

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

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