BAE Systems
Data Engineer
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Job Title: Data Engineer
Job Location: Preston – Hybrid- 1 day a week onsite. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role
Salary: Circa £55,000 depending on skills and experience
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.
Role Description
As a Data Engineer you will design, build, and maintain high quality data pipelines, integrations, and data platform components that underpin data products across the organization using ETL with SQL Server, SSIS and Alteryx amongst other technologies.
Operating within a product centric model, the role flexes across multiple capability areas—including Master Data Management (MDM), data archiving and lifecycle management, integration engineering, and specialist engineering domains to ensure data is reliable, accessible, secure, and value-generating.
Data Engineers work within agile, cross-functional squads, collaborating closely with Product Owners, Data Architects, Analysts, and SMEs to deliver incremental value aligned to product outcomes.
Core Duties
Core Data Engineering
- SQL Server Database Development
- Develop data models and curated layers to support data product use cases.
- Ensure data quality, reliability, and performance across pipelines and data models
- ETL Development using SSIS and Alteryx
- Connect operational systems, data for analytics and business intelligence (BI) systems
- Embed data quality rules, validation frameworks, observability, and automated monitoring
- Support continuous improvement and technical debt reduction activities
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Essential Skills
- Knowledge of Git, version control, CI/CD, and data testing/validation technique
- Creating/modifying and optimising SQL Server database objects; writing complex, testable and efficient advanced SQL code
- Familiarity with ETL/ELT frameworks, orchestration tools, and data modelling practices
- Designing and implementing ETL pipelines using SSIS for data integration to ensure ETL processes performs optimally
- Troubleshooting; identifying and fixing pipeline bottlenecks and data issues
- Understanding of data governance, data quality, and best practices
The Data Management Team
Our Data Management team is an innovative, customer‑focused group of data engineers and specialists responsible for building trusted enterprise data foundations. We work across master data management, data quality, metadata management, data integration, and data warehousing, using tools such as SQL, SSIS, and Alteryx to deliver reliable, scalable data solutions. Partnering closely with our customers and stakeholders, we turn business needs into high‑quality data products that enable insight and decision‑making. Collaboration, continuous improvement, and ownership are central to how we work, and you’ll be supported to experiment, grow your skills, and make a real impact.
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.
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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
27th July 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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