Senior Database Administrator

Database Architecture & Design

• Define and maintain database reference architectures, platform standards, and design patterns for transactional, reporting, and analytical workloads.
• Lead logical and physical data modeling, including schema design, normalization, partitioning, and indexing strategy for new and re-platformed applications.
• Select the appropriate database engine and hosting model for each workload, balancing performance, cost, licensing, resiliency, and long-term supportability.
• Design for scale and resilience, including capacity sizing, growth and archiving strategy, and data retention and purge standards agreed with application and compliance owners.
• Review application and vendor designs at the data tier and provide architecture guidance to development teams before build begins.
• Partner with enterprise architecture, security, and integration teams on data movement, replication, and interface design.
• Own the database platform roadmap covering version currency, end-of-life remediation, and modernization, and present recommendations to IT leadership.

Database Administration & Operations

• Administer, monitor, and maintain production, test, and development databases across on-premises data centers and cloud environments.

High Availability, Backup & Recovery

• Design, implement, and operate replication and standby configurations, and prove them through scheduled switchover and failover testing.

Cloud & Platform Modernization

• Plan and execute database migrations to Azure and other cloud platforms, including assessment, sizing, licensing, and cutover planning.

Managed Service Provider Oversight

• Work with the managed service provider daily on database operations, setting priorities, clarifying requirements, and confirming that delivered work meets U. S. Steel standards.

• Bachelor’s degree in computer science, Information Technology, Engineering, or a related field (or equivalent experience).
• 10+ years of hands-on database administration experience in enterprise production environments.
• Deep, demonstrable expertise in at least one enterprise relational platform (for example Oracle, Microsoft SQL Server, PostgreSQL, or MySQL) and working production experience with a second.
• Demonstrated experience with logical and physical data modeling, schema design, partitioning, and indexing strategy for transactional and reporting workloads.
• Experience defining database reference architectures and standards and reviewing application and vendor designs at the data tier.
• Demonstrated experience designing and operating high availability and disaster recovery configurations such as clustering, replication, standby databases, or availability groups.
• Expert-level backup and recovery skills, including proven recovery of production databases under time pressure.
• Strong performance tuning capability, including execution plan analysis, indexing strategy, and workload diagnosis using native platform tooling.
• Proficiency in SQL and at least one scripting or automation language such as PowerShell, Bash, or Python.
• Working knowledge of Windows Server and Linux administration as it supports the database tier.
• Experience running database workloads on virtualized or cloud infrastructure, including Azure database services.
• Experience with database security and compliance controls, including access management, encryption, and audit evidence.
• Experience working in an ITIL-based service management environment with SMAX or an equivalent ITSM platform.
• Experience working with a managed service provider or offshore support partner, including directing task execution, reviewing quality, and holding the partner to service levels.
• Demonstrated ability to lead incidents under pressure and communicate clearly with technical and business stakeholders.
• Willingness to participate in an on-call rotation and support planned maintenance outside business hours., * Experience administering three or more database platforms in a single estate, including open-source engines.
• Experience with engineered systems or managed database services such as Exadata, Azure SQL Managed Instance, or Amazon RDS.
• Experience with data replication and integration tooling such as GoldenGate, Always On, or change data capture.
• Experience supporting manufacturing, industrial, or OT-adjacent environments where database downtime affects production.
• Experience with data warehouse, data lake, or analytics platform architecture alongside transactional database design.