Sr. Database Administrator
Datum Technologies Group - Atlanta, Georgia, United States, 30383
Work at Datum Technologies Group
Overview
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Overview
Job Summary: We are seeking an experienced
Mainframe Database Analyst
or
Database Systems Programmer
with at least
8 years of experience working with z/DB2 . The ideal candidate will bring in-depth expertise in mainframe database technologies including
z/DB2, IMS DB/DC , and/or
ADABAS . This role is critical in overseeing and optimizing database systems, managing software upgrades, supporting application development, and ensuring performance and compliance with business and technical standards.
Key Responsibilities: Database Administration & Maintenance
Manage IBM DB2 databases on the z/OS mainframe platform. Create and maintain database objects (tables, indexes, tablespaces). Perform data loading, unloading, and reorganization using DB2 utilities. Develop and implement database backup, recovery, and disaster recovery strategies. Performance Monitoring & Optimization:
Monitor and analyze database performance to identify and resolve bottlenecks. Tune databases and optimize queries for maximum system efficiency. Use tools like RUNSTATS to maintain accurate statistics for query optimization. Collaboration & Consultation:
Work closely with application development teams to support technology projects and system enhancements. Provide expert consultation on database architecture and performance. Collaborate on schema design and implementation. Software & System Management:
Oversee external DBA and systems programming teams during software installation and support. Manage change, incident, and service level processes. Coordinate with vendors for software upgrades and ensure smooth transitions. Monitor system health to ensure high availability and proactively resolve issues. Risk Management & Compliance:
Communicate potential risks to management and develop mitigation strategies. Support compliance efforts including SOX audit participation and reporting. Ensure adherence to data security and regulatory standards. Disaster Recovery & Business Continuity:
Lead or participate in disaster recovery planning and testing. Ensure database systems can recover effectively from system failures. Technology Strategy & Lifecycle Management:
Keep up to date with advancements in database and mainframe technologies. Evaluate and plan for deprecated feature retirement and lifecycle upgrades.
Required Qualifications:
Minimum 8 years of experience
with
z/DB2 ,
IMS DB/DC , and/or
ADABAS . Proficient in
IBM Infosphere Data Replication (IIDR)
or similar replication tools. Strong knowledge of
zConnect Enterprise Edition (zCEE)
API framework. Deep expertise in
DB2 administration
on z/OS. Strong SQL skills; expertise in partitioning, indexing, performance tuning, and data sharing. Experience with
mainframe operating systems
and
Job Control Language (JCL) . Understanding of
data security best practices
and compliance frameworks. Proven ability to
troubleshoot and resolve
complex database issues. Experience in
backup/recovery
procedures and
disaster recovery planning . Bachelor's degree
in
Computer Science ,
Information Technology , or a related field, or equivalent professional experience.
Preferred Qualifications:
Familiarity with
service level ,
incident , and
change management
processes. Experience working with
external vendors
and managing software lifecycle upgrades. Relevant certifications in
DB2
or related technologies.
Work Environment:
Full-time
role with
on-call support
responsibilities. Requires collaboration with internal application teams and external vendors. Focused on ensuring
high availability ,
performance , and
reliability
of mainframe database environments.
"All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran."