Data Engineer

Data Engineer (CDW) - Green
Max Supplier Rate: £525
Clearance Required: SC - Candidates who hold ACTIVE SC
Duration: 6 months
Location: Telford with 2 days/week in office
Role Overview
An experienced Data Engineer is required to support the CDW SA team in delivering DWIT Informatica Advanced Scans across legacy data warehouses. This role is a key enabler for the strategic migration from legacy data warehouses to the new Data Lakehouse architecture.
The successful candidate will work closely with DWIT and CDW stakeholders to establish a comprehensive and accurate as is view of each legacy warehouse, leveraging Informatica Advanced Scanning capabilities wherever possible.
Key Responsibilities:

• Perform detailed analysis of legacy data warehouses using Informatica Advanced Scanning techniques.
• Produce a complete and accurate as is representation of each data warehouse.
• Identify and document all inbound data feeds consumed by CDW, including:
• Source/origin systems
• Data formats
• Full feed by feed data content
• Capture and document the actual metadata held within the data warehouse, including:
• Table structures
• Field names and definitions
• Identify and document all outbound data feeds from the data warehouse, including:
• Consuming systems or platforms
• Full feed by feed data content
• Outbound metadata (tables, fields, and structures) Where possible, generate bespoke outputs from Informatica Advanced Scanning for each legacy warehouse to support analysis and migration planning.
• Collaborate with architecture, data, and migration teams to ensure outputs are aligned to Data Lakehouse migration objectives.
• Ensure documentation is clear, accurate, and suitable for use in downstream migration and governance activities.

Required Skills and Experience:
Strong experience with Unix shell scripting PL/SQL and Oracle SQL Maestro / TWS scheduling tools ETL concepts and implementations Command line tools (PuTTY / CLI) File transfer tools (e.g. WinSCP) Use of text and documentation tools (e.g. Notepad++, Word or equivalent) Desirable Knowledge and Experience:

• SA Profiles extracts
• SA MARTs
• SA Warehouse structures and concepts
• Caseflow and KBS
• Authorete
• Eureka
• Business Objects tooling:
• BO Infoview
• BO Developer
• BO CMC
• BO Import Wizard

Additional Information:
This role is hands on and delivery focused, supporting a critical phase of legacy to Lakehouse migration.
Strong attention to detail, documentation quality, and stakeholder collaboration are essential.