Senior Mainframe Infrastructure Engineer (Network)

Job Title: Senior Mainframe Infrastructure Engineer

Location: Kokapet, Hyderabad (Onsite Only No Remote)

Type: Full-Time

Important Notes (Must Read Before Applying)

Work Location: Hyderabad

Mode: Onsite only No remote or hybrid options

Relocation: Candidates must be willing to work from the Hyderabad office.

Notice Period: We need immediate joiners only.

60-day or 90-day notice periods will NOT be considered

Maximum notice period accepted: 15 days

About the Role:

We are looking for a Senior Mainframe Infrastructure Engineer with strong expertise in Mainframe Communications/Networking. The role involves monitoring and optimizing high-volume mainframe systems, ensuring performance, availability, scalability, and security.

Key Responsibilities

• Monitor and optimize mainframe networking components (VTAM, TCP/IP, SNA, TN3270, Sysplex).
• Diagnose complex software, hardware, and connectivity issues.
• Lead performance tuning, availability analysis, and capacity modeling.
• Drive infrastructure maintenance activities including backups, patching, and hot fixes.
• Analyze RMF/SMF/OMEGAMON/MainView/NetView reports and fix performance issues.
• Evaluate audit trails and strengthen security controls.
• Nice to have: CICS and IBM MQ (MQSeries) experience.

Required Skills

• Strong hands-on experience with Mainframe Infrastructure, Mainframe Networking/Communications, and z/OS.
• Experience with performance monitoring tools (OMEGAMON, RMF, SMF, MainView, NetView, TMON, BMC).
• Expertise in troubleshooting connectivity, performance, and system availability issues.
• Understanding of RACF/security controls, performance reports, and audit analysis.