Senior Mainframe Database Administrator

Tallahassee, Florida, FL

Full-time

5 days ago

Job Description

Location:
Onsite - Tallahassee, FL
Experience Level: Senior/Lead Level (15+ Years)

Position Overview

The Senior Database Administrator will support the planning, design, administration, optimization, and maintenance of enterprise database environments across DB2 for z/OS, Oracle, SQL Server, and GIS platforms. This role is responsible for ensuring database architectures, schemas, data dictionaries, and processing environments align with departmental standards, security requirements, and enterprise data strategies.

The ideal candidate will possess deep expertise in DB2 for z/OS administration, strong mainframe experience, and advanced knowledge of database performance tuning, disaster recovery, infrastructure planning, and enterprise application support.

Key Responsibilities

Database Administration & Operations

Perform daily database administration and operational support activities.
Manage and support DB2 for z/OS, Oracle, SQL Server, and GIS databases.
Monitor database health, availability, and performance.
Troubleshoot and resolve complex database and infrastructure issues.
Ensure database environments comply with AST security standards.

Database Design & Architecture

Assist in designing, developing, and optimizing enterprise database architectures.
Develop and maintain database schemas, data structures, and data dictionaries.
Support enterprise data warehousing and database modernization initiatives.
Participate in technical infrastructure planning and implementation efforts.

Performance Tuning & Optimization

Monitor and optimize database performance across all supported platforms.
Analyze database workloads and recommend tuning improvements.
Utilize database monitoring tools to identify and resolve bottlenecks.
Conduct SQL code reviews and performance assessments.

Mainframe Database Administration

Administer and support DB2 for z/OS environments.
Perform DB2 upgrades, catalog maintenance, and subsystem recovery activities.
Support DB2 integration with enterprise applications.
Manage point-in-time recovery, backup, and disaster recovery processes.
Support JCL, RACF, CICS, ISPF, IOF, and z/OS infrastructure.

Documentation & Standards

Develop and maintain database administration procedures and operational documentation.
Establish standards, best practices, and quality assurance controls.
Support change management and verification testing activities.
Maintain technical documentation for production and disaster recovery environments.

Leadership & Knowledge Transfer

Mentor and train junior database and technical staff.
Provide technical leadership on database-related initiatives.
Collaborate with application developers, analysts, project managers, and infrastructure teams.
Support enterprise architecture and strategic planning initiatives.

Required Qualifications

Bachelor's Degree in Computer Science, Information Systems, or related field, or equivalent experience.
15+ years of combined database administration experience.
Expert-level experience with:
- DB2 for z/OS
- Oracle 10g and above
- SQL Server 2008 R2 and above
Strong experience in:
- Database Design
- Database Administration
- Performance Tuning
- Disaster Recovery
- Database Security
- Infrastructure Planning
Experience supporting enterprise production environments.

Required Technical Skills

DB2 for z/OS

DB2 Administration
DB2 Performance Management
DB2 Catalog Maintenance
DB2 Upgrades
Subsystem Point-in-Time Recovery
DB2 Monitoring Tools
DB2 Application Integration

Mainframe Technologies

z/OS
JCL
ISPF
RACF
CICS
IOF
AFOPER
BJS
CA GEN
ASG Scheduler
COBOL
z/OS Exits
Started Tasks Administration

Database Platforms

Oracle Database Administration
SQL Server Administration
SSMS
SSRS
SSIS
Database Monitoring & Tuning

Infrastructure & Cloud

Windows Server Administration
Azure Fundamentals
Backup & Recovery
Disaster Recovery Planning
Change Management Testing

Preferred Qualifications

Experience with FDOT Integrated Database Infrastructure.
Experience supporting FDOT Financial Management systems.
Knowledge of FDOT integrated application environments.
Experience supporting GIS databases and spatial data solutions.
Experience with enterprise data warehouse architectures.
Experience supporting cloud-based database environments.

Core Skills

DB2 for z/OS
Oracle Database
SQL Server
Database Administration
Mainframe Systems
z/OS
JCL
RACF
CICS
COBOL
CA GEN
Performance Tuning
Database Monitoring
Disaster Recovery
Backup & Recovery
SQL Code Reviews
SSMS
SSRS
SSIS
Azure
Infrastructure Planning
Technical Leadership

Numbers & Facts

Location	Tallahassee, Florida, FL
Job Type	Full-time

Skills

Administrative Proceduresunmatched
Best Practicesunmatched
Change Managementunmatched
Cloud Computingunmatched
Cobol Programming Languageunmatched
Code Reviewsunmatched
Computer Scienceunmatched
Data Recoveryunmatched
Data Structuresunmatched
Data Warehousingunmatched
Database Administrationunmatched
Database Analysisunmatched
Database Architectureunmatched
Database Designunmatched
Database Optimizationunmatched
Database Programmingunmatched
Database Technologyunmatched
Disaster Recoveryunmatched
Documentationunmatched
Enterprise Application Integration (EAI)unmatched
Enterprise Applicationsunmatched
Enterprise Architectureunmatched
Enterprise Protectionunmatched
Financial Managementunmatched
Financial Systemsunmatched
Geographic Information Systems (GIS)unmatched
IBM CICS (Customer Information Control System)unmatched
IBM DB2unmatched
IBM TSO/ISPFunmatched
IBM z-OS Operating Systemunmatched
Identify Issuesunmatched
Information Technology & Information Systemsunmatched
Information/Data Security (InfoSec)unmatched
JCL (Job Control Language)unmatched
Mainframe Computerunmatched
Mentoringunmatched
Microsoft SQL Serverunmatched
Microsoft SQL Server DBA (Database Administration)unmatched
Microsoft Windows Azureunmatched
Microsoft Windows Serverunmatched
Microsoft Windows System Administrationunmatched
Multiplatform/Cross-Platformunmatched
Operational Supportunmatched
Operations Processesunmatched
Oracle DBA (Database Administrator)unmatched
Oracle Databaseunmatched
Oracle Database 10gunmatched
Performance Analysisunmatched
Performance Managementunmatched
Performance Reviewsunmatched
Performance Tuning/Optimizationunmatched
Production Supportunmatched
Production Systemsunmatched
Project/Program Managementunmatched
Quality Assuranceunmatched
RACF (Resource Access Control Facility)unmatched
SQL (Structured Query Language)unmatched
SQL Server Integration Services (SSIS)unmatched
SQL Server Reporting Services (SSRS)unmatched
Security Complianceunmatched
Software Administrationunmatched
Software Developmentunmatched
Spatial Dataunmatched
Strategic Planningunmatched
Systems Administration/Managementunmatched
Technical Leadershipunmatched
Technical Writingunmatched
Testingunmatched

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Senior Mainframe Database Administrator

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