Senior Enterprise Database Administrator (Hybrid/Remote)

Applied Technical Services, LLC; Tempe, Phoenix (AZ, AZ); Hybrid; USD 95,000 - 140,000; Full time

Job summary

Phoenix National Laboratories - Tempe is seeking a Database Administrator to manage large-scale database environments. The role focuses on availability, performance, security, and compliance, working with infrastructure, application, and security teams to maintain scalable solutions.

Responsibilities include deploying and maintaining databases across hybrid environments, optimizing performance, and ensuring high availability with clustering, replication, and DR.

Qualifications

• Bachelor's degree in Computer Science, Information Systems, or related field, or equivalent experience.
• 5+ years of experience administering databases in enterprise/large-scale environments.
• Expertise with Oracle, SQL Server, PostgreSQL, IBM Db2 or similar.
• Strong HA architectures, DR and backup/recovery.
• Advanced SQL development and performance tuning.
• Security, auditing, and compliance proficiency.
• Experience supporting 24x7 production environments.
• Excellent troubleshooting and root-cause analysis.
• Strong communication with technical and non-technical stakeholders.
• Strong documentation and process management.
• Leadership and mentoring capabilities.

Responsibilities

• Design, deploy, and maintain enterprise-grade databases across on-premises and hybrid infrastructure.
• Administer and optimize large databases for high-volume workloads.
• Ensure high availability through clustering, replication, failover, and DR.
• Lead performance tuning, capacity planning, and resource optimization.
• Enforce security standards including encryption, auditing, and RBAC.
• Support regulatory/compliance requirements (DFARS, ITAR, etc).
• Plan database upgrades, patches, migrations with minimal downtime.
• Collaborate with infrastructure, application, and security teams.
• Develop and maintain runbooks, diagrams, and docs.
• Monitor health using enterprise monitoring tools.
• Participate in on-call rotations and escalation.

Skills

Database administration

High availability

SQL performance tuning

Security/compliance

Mentoring/leadership

Education

Bachelor's degree in CS/IS or related

Tools

PowerShell

Python

Ansible

Terraform

Job description

Phoenix National Laboratories - Tempe is seeking a Database Administrator to manage large-scale database environments. The role focuses on availability, performance, security, and compliance, working with infrastructure, application, and security teams to maintain scalable solutions.

Responsibilities include deploying and maintaining databases across hybrid environments, optimizing performance, and ensuring high availability with clustering, replication, and DR.