Job Title:

Mainframe Consultant (DB2) Duration: long-term contract Location: Poland / EU-Based Remote

Role Description: We are looking for a

Mainframe Consultant (DB2)

for z/OS DBA

to design, implement, and support enterprise Db2 environments, ensuring high availability, security, performance, and compliance with SLA and organizational standards.

Key Responsibilities Provide senior-level

Db2 for z/OS production support , troubleshooting, and performance management. Design and implement physical database solutions based on business requirements. Manage database releases, changes, QA, and production deployments. Support

Db2 V13 for z/OS

environments. Perform

SMP/E installation, maintenance, upgrades, and software deployment

activities. Implement

RACF/ACF2 security and Db2 access controls . Build and maintain

high-availability and replication

solutions. Support data migration and conversion activities.



Identify and implement

automation opportunities

to improve operational efficiency. Work closely with application, infrastructure, and security teams. Ensure compliance with policies, standards, and best practices. Required Skills Strong hands-on experience as a

Db2 for z/OS DBA . Strong experience with

Db2 V13 for z/OS . Hands-on experience with

SMP/E

for installation, maintenance, and upgrades. Solid

IBM Z/Mainframe

database experience. Experience with

RACF/ACF2, security, HA, replication, and production support . Strong database troubleshooting and problem-determination skills. Experience with database release management and migrations. Banking/Financial Services experience is desirable.

📌 Mainframe Consultant (Castro)
🏢 HOK Consulting - Technical Recruitment Consultancy
📍 Castro