Mainframe Infrastructure Lead /Programmer

Raas Infotek; United States; Remote; USD 140,000 - 180,000; Full time

Job summary

Raas Infotek LTD is seeking an experienced Mainframe Technical Lead (L3) to lead a global team supporting z/OS, CICS, and DB2 environments. The role emphasizes platform availability, performance, security, modernization, incident resolution, and 24x7 operational excellence.

You will manage installation, configuration, migration, and upgrades of z/OS and ISV products, drive incident and change management, and lead disaster recovery testing. Remote work is offered to support enterprise clients.

Qualifications

• 10+ years of Mainframe infrastructure experience with proven technical leadership experience.
• Strong customer-facing communication and stakeholder management skills.
• Strong documentation, governance, audit, and operational process management skills.

Responsibilities

• Lead and mentor Mainframe Systems Programmers and DB2 Administrators across onsite, offshore, and nearshore teams.
• Provide L3 support for complex z/OS, CICS, DB2, JES, RACF, USS, storage, and subsystem-related issues.
• Manage installation, configuration, migration, customization, maintenance, and upgrades of z/OS and ISV products.
• Drive incident, problem, change, capacity, availability, and performance management activities.
• Perform RCA, implement preventive actions, and ensure compliance with SLA and operational commitments.
• Lead IPL activities, maintenance deployments (RSU/SMP-E), software refreshes, hardware upgrades, and disaster recovery testing.

Skills

z/OS

MVS

JES2/JES3

Parallel Sysplex

GDPS

WLM

Catalog Management

PARMLIB

PROCLIB

USS

HMC

LPAR

IPL

SMP/E

RSU maintenance

RACF

JCL

REXX

CLIST

Assembler Exits

Control-M

Connect:Direct

z/OS Connect

ISV product admin

CICS administration

DB2 for z/OS

RMF

SMF

NetView

System Automation z/OS

BMC MainView

OMEGAMON

Ansible

Tools

NetView

System Automation z/OS

BMC MainView

OMEGAMON

Ansible

Job description

We have an urgent position listed below. Please send your most recent resume along with the expected rate if you are interested.

Job Role:Mainframe Technical Lead

Location : Remote

Job Description :

Candidates who have prominent experience on Infra side rather than Development side.

Job Summary

Seeking an experienced Mainframe Technical Lead (L3) to lead and manage a team supporting enterprise z/OS infrastructure and Mainframe DB2 environments. Responsible for platform availability, performance, security, modernization, incident resolution, and operational excellence across z/OS, CICS, DB2, Storage, RACF, and supporting subsystem technologies. The role combines hands-on technical leadership, customer engagement, team development, and governance for 24x7 mission-critical environments.

Key Responsibilities

• Lead and mentor Mainframe Systems Programmers and DB2 Administrators across onsite, offshore, and nearshore teams.
• Provide L3 support for complex z/OS, CICS, DB2, JES, RACF, USS, storage, and subsystem-related issues.
• Manage installation, configuration, migration, customization, maintenance, and upgrades of z/OS and ISV products.
• Drive incident, problem, change, capacity, availability, and performance management activities.
• Perform RCA, implement preventive actions, and ensure compliance with SLA and operational commitments.
• Lead IPL activities, maintenance deployments (RSU/SMP-E), software refreshes, hardware upgrades, and disaster recovery testing.

Required Technical Skills

• Expert knowledge of z/OS, MVS, JES2/JES3, Parallel Sysplex, GDPS, WLM, Catalog Management, PARMLIB, PROCLIB, USS, HMC, LPAR, IPL, Standalone Dumps, SMP/E, and RSU maintenance.
• Strong experience with RACF, JCL, REXX, CLIST, Assembler Exits, Control-M, Connect:Direct (NDM), z/OS Connect, and ISV product administration.
• Strong knowledge of CICS administration, including CEMT, CEDA, transaction processing, subsystem connectivity, high availability, and performance management.
• Deep understanding of DB2 for z/OS, including subsystem administration, utilities, RUNSTATS, REORG, backup/recovery, disaster recovery, SQL tuning, locking, buffer pools, security, and capacity management.
• Experience with RMF, SMF, performance analysis, capacity planning, workload optimization, and availability management.
• Experience supporting and maintaining enterprise monitoring and automation platforms such as NetView, System Automation (SA z/OS), BMC MainView, OMEGAMON, and Ansible.

Qualifications & Soft Skills

• 10+ years of Mainframe infrastructure experience with proven technical leadership experience.
• Strong customer-facing communication and stakeholder management skills.
• Strong documentation, governance, audit, and operational process management skills.
• Ability to lead critical incidents, manage escalations, and handle high-pressure situations.
• Strong mentoring, coaching, and team development capabilities.

Preferred

• IBM z/OS and DB2 certifications.
• ITIL certification.
• Experience with Mainframe Automation, AIOps, Observability, Performance & Capacity Management, and Mainframe modernization initiatives.

Thanks & Regards

IT Talent Acquisition | Recruitment | Staffing Solutions