Note: The job is a remote job and is open to candidates in USA. Mastech Digital is seeking a Senior Database Administrator to manage enterprise relational database platforms in AWS and hybrid environments. The role owns database reliability, security, performance, recovery, and operational support while providing hands-on leadership, mentoring DBAs, troubleshooting complex incidents, and driving automation and continuous improvement.
Responsibilities
- Administer, maintain, and support enterprise database platforms across AWS and hybrid environments, including IBM Db2, Microsoft SQL Server, PostgreSQL, and AWS RDS
- Responsibilities include installation, configuration, patching, upgrades, migrations, capacity planning, monitoring, performance tuning, and day-to-day operational support
- Ensure the availability, reliability, security, and performance of critical database systems
- Troubleshoot complex incidents, perform root cause analysis, and implement preventive actions to reduce repeat issues
- Manage backup, restore, recovery, replication, high availability, and disaster recovery processes
- Support recovery testing and help ensure database platforms meet service-level, resilience, and recovery requirements
- Partner with application, infrastructure, cloud, security, engineering, and service management teams on technical design, architecture decisions, change planning, operational readiness, and delivery of database solutions
- Lead and mentor other DBAs by setting priorities, coordinating work, reviewing technical approaches, and promoting consistent standards and practices
- Provide clear direction during incidents, upgrades, migrations, and other high-impact activities
- Identify opportunities to automate routine administration, improve monitoring, strengthen controls, standardize processes, and increase operational efficiency
- Support database security, access management, documentation, governance, compliance, and audit-related activities
- DBA Doc
Skills
- AWS Relational Database Service (RDS): Mastery
- IBM DB2 DBA: Mastery
- Postgres DBA: Mastery
- Relational Database Mgmt System (RDBMS): Mastery
- SQL Server Database Admin: Mastery
- Extensive hands-on DBA experience in complex enterprise environments with strong practical expertise in IBM Db2, Microsoft SQL Server, PostgreSQL, and AWS RDS
- Experience should include configuration, monitoring, troubleshooting, performance tuning, backup and recovery, patching, upgrades, and migrations
- Experience supporting mission-critical systems with demanding availability, performance, security, and recovery requirements in AWS environments
- Ability to diagnose issues across databases, applications, operating systems, networks, and cloud infrastructure
- Demonstrated experience leading, mentoring, or coordinating database professionals
- Strong technical judgment, accountability, communication, and stakeholder-management skills
- Self-directed, proactive, and comfortable working in ambiguous or fast-moving environments
- AWS Infrastructure: Mastery
- Experience supporting large-scale, highly available, or regulated environments
- Familiarity with database automation, scripting, cloud operations, infrastructure monitoring, IT service management, and formal change-control processes
- Experience with AWS database services beyond Amazon RDS, cloud migration, infrastructure as code, and hybrid database environments is a plus
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