BAE Systems

Data Engineer

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Job Title\: Data Engineer

Job Location\: Preston - Hybrid-2 days per week onsite. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role.

Referral Scheme Bonus\: £1,000

Grade\: GG09

You’re expected to have completed 12 months in role prior to applying for an advertised vacancy and you should also discuss the internal opportunity with your line manager to ensure sustained business continuity and to further support your career development.

We know there may be exceptional individual circumstances that impact this, in the first instance please discuss this with your line manager.

If you don’t feel you can talk to your Line Manager, you can contact your HRBP.

PLEASE NOTE Should you be invited for interview; you acknowledge that the Recruitment team will contact you and your line manager regarding your application for this opportunity.

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 to 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

Essential Skills\:

  • Knowledge of Git or other DevOps technologies, version control, CI/CD, and data testing/validation techniques
  • 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.

We welcome applications from all suitably qualified people, who are BAE Systems employees and have been in their current role for 12 months or longer.

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.