SQL DBA & BI Developer

Surrey Satellite Technology Ltd.; Guildford; On-site; GBP 50,000 - 70,000; Full time

Job summary

A leading technology firm in Guildford is seeking a skilled SQL DBA and BI Developer. This critical role focuses on managing and securing data platforms while delivering high-quality analytics through BI and SAP Datasphere. The ideal candidate will have a strong background in SQL Server administration, Data Warehouse design, and BI tools. Responsibilities include overseeing database operations, developing BI reports, and collaborating with stakeholders to enhance data-driven insights. This position offers growth opportunities within a dynamic team environment.

Qualifications

• Proven experience in SQL DBA or Data Warehouse Engineer in enterprise environments.
• Relevant certifications such as Microsoft Certified: Azure Database Administrator Associate are a plus.
• Strong SQL/T-SQL coding standards and stored procedures.

Responsibilities

• Administer and optimize Microsoft SQL Server instances.
• Develop and maintain BI datasets, reports, and dashboards.
• Collaborate with stakeholders to translate business requirements.

Skills

SQL Server Administration

Data Warehouse Design

Data Governance

BI Development

Stakeholder Management

Education

Bachelor’s degree in Computer Science or equivalent

Tools

SSIS

Azure Data Factory

SAP Datasphere

Job description

SQL DBA and BI Developer

Reports To Infrastructure Manager

Overview

We’re looking for a hands-on SQL DBA with strong Data Warehouse experience who can manage, optimize, and secure our data platforms while delivering high-quality analytics through BI and creating/maintaining reports leveraging SAP Datasphere. This role spans operational database administration, data model governance, ETL/ELT pipelines, and BI/reporting enablement—working closely with business stakeholders, SAP teams, and BI developers to turn data into actionable insights.

Key Responsibilities

Database Administration & Data Warehouse

• Administer, monitor, and optimize Microsoft SQL Server instances, including backups, log shipping/AGs, patching, and security hardening.
• Own Data Warehouse operations, including star/snowflake schema design, indexing strategies, partitioning, and performance tuning for large datasets.
• Implement and maintain ETL/ELT pipelines, including scheduling, error handling, and data quality checks.
• Manage database capacity planning, storage optimization, and version control for DB objects.
• Ensure data integrity, governance, lineage, and compliance with GDPR and ISO27001.

BI & Analytics Enablement

• Develop and maintain BI datasets, semantic models (Tabular), and reports/dashboards following best practices.
• Optimize DAX measures and Power Query transformations for performance and usability.
• Manage BI workspace governance, data gateways, refresh schedules, and report lifecycle in coordination with IT and business teams.

SAP Datasphere Reporting

• Design, build, and maintain reports and data models integrated with SAP Datasphere.
• Collaborate with SAP teams to define data contracts, ensure model alignment, and troubleshoot data access and performance issues.
• Standardize semantic definitions and KPIs across SAP and non-SAP sources to deliver consistent analytics.

Security, Compliance & Reliability

• Implement role-based access control (RBAC), encryption at rest/in transit, auditing, and policy-based management.
• Maintain DR/BCP documentation and runbook procedures; perform regular restore tests and failover drills.
• Monitor system health using native tools and enterprise monitoring.

Collaboration & Stakeholder Engagement

• Translate business requirements into high-quality data models and BI solutions.
• Create and maintain technical documentation and data dictionaries.
• Provide L2/L3 support for BI/data platform incidents and mentor junior analysts/engineers.

Person Specification

Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or equivalent experience.
• Relevant certifications are a plus: Microsoft Certified: Azure Database Administrator Associate, BI Data Analyst Associate, SAP Datasphere certifications.

Experience

• Proven experience in SQL DBA or Data Warehouse Engineer in enterprise environments.
• Strong expertise in Microsoft SQL Server administration (performance tuning, indexing, query optimization, backups/restore, HA/DR).
• Proven experience with Data Warehouse design.
• Hands-on with BI.
• Experience building reports/models against SAP Datasphere, including connectivity, permissions, and performance considerations.
• ETL/ELT tools: SSIS and/or Azure Data Factory (or equivalent).
• Strong SQL/T-SQL coding standards, stored procedures, functions, and query plan analysis.
• Understanding of data governance, privacy (GDPR), security controls, and audit requirements.
• Excellent communication skills and stakeholder management.