Data Architect
Key Skills for This Role
Full Job Posting
The Ideal Candidate
What You’ll Bring
Strong analytical toolkit: advanced Excel (modelling, Power Query, complex formulas), sound statistics, and storytelling with data.
Working knowledge of Power BI for light modelling/visuals (deep dashboard development not required).
Ability to join the dots across data, context, and delivery realities; crisp written and verbal communication for senior audiences.
Experience operating in fast‐paced project environments and influencing through evidence.
Nice to Have (Desirable, not essential)
Project Controls background (EV, cost & schedule analytics, trends, PMB, WBS) and/or Finance (budgeting, forecasting, variance).
Ability to interpret Primavera P6 outputs (logic, slippage, float) and link schedule signals to cost/risk.
Exposure to major infrastructure programmes.
SQL and/or basic Python/R for heavier analysis or repeatable workflows
Demonstrable experience in the development of reports and dashboards to a diverse set of stakeholders in a fast paced environmen
Highly skilled in mainstream BI tools (including but not limited to Power BI
Understand and promote data qualit
Knowledge or experience with Extract Transform Load (ETL
Knowledge with Azure integration services
About The Company
The role will work on the HS2 project. HS2 is the UK’s new high speed rail network. It will be a catalyst for economic growth across Britain, freeing up space on the existing railways and connecting 8 out of the UK’s 10 biggest cities with fast, reliable and frequent high speed services
The Skanska | Costain | STRABAG (SCS JV) is delivering the HS2 London Tunnels Contract. Scope of works includes twin-bored tunnels (TBM), SCL tunnels, shaft sinking, bridge demolition and reconstruction, services diversions, earthworks and the construction of site compounds.
You’ll be a welcomed member of the wider team, with opportunities to take on additional responsibility, join our EDI Champions program or support the local community (e.g. as a STEM ambassador).
Your personal and professional development is important to us. We welcome a discussion about how we can support you with further study, or professional membership or attainment for example.
Qualifications
- Strong analytical toolkit: advanced Excel (modelling, Power Query, complex formulas), sound statistics, and storytelling with data.
- Working knowledge of Power BI for light modelling/visuals (deep dashboard development not required).
- Ability to join the dots across data, context, and delivery realities; crisp written and verbal communication for senior audiences.
- Experience operating in fast‐paced project environments and influencing through evidence.
- Project Controls background (EV, cost & schedule analytics, trends, PMB, WBS) and/or Finance (budgeting, forecasting, variance).
- Ability to interpret Primavera P6 outputs (logic, slippage, float) and link schedule signals to cost/risk.
- Exposure to major infrastructure programmes.
- SQL and/or basic Python/R for heavier analysis or repeatable workflows
- Demonstrable experience in the development of reports and dashboards to a diverse set of stakeholders in a fast paced environmen
- Highly skilled in mainstream BI tools (including but not limited to Power BI
- Understand and promote data qualit
- Knowledge or experience with Extract Transform Load (ETL
- Knowledge with Azure integration services
Preferred Qualifications
- Nice to Have (Desirable, not essential)
Responsibilities
- Analyse large, multi‐source datasets (cost, schedule, risk, change, progress) to uncover trends, drivers, and anomalies.
- Perform time‐series, regression, variance and sensitivity analyses; translate results into clear recommendations.
- Create fit‐for‐purpose visuals (e.g., small-multiple charts, run‐charts, control charts) to evidence findings - no “dashboard factory.”
- Define and track leading KPIs and thresholds; set up alerts and watchlists for emerging risks.
- Partner with PMO/Project Controls/Finance to align insights with the reporting cycle and governance forums.
- Improve data quality and consistency; shape simple data models that make recurring analysis faster.
- Flexible working: We welcome you to ask about the flexibility you need. This might be part-time, remote working, or compressed hours for example. Anyone who applies for a role can ask about flexibility at interview. In return, we will explore what is possible for the role.
About Costain Group
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