24x7 production support, strong troubleshooting ability, stakeholder coordination, and compliance awareness (SOX/NERC-CIP) Roles & Responsibilities 1. Network Operations & Monitoring Perform 24x7 monitoring of mainframe network components and connectivity Monitor TCP/IP stack, ports, sessions, and communication failures Track alerts, logs, and performance metrics using monitoring tools Ensure high availability and stability of network services 2. CP/IP & Connectivity Management Configure and manage z/OS TCP/IP stack and profiles Manage ports, IP addressing, DNS resolution, and routing Ensure connectivity between: Mainframe Distributed systems Mainframe External applications (middleware, APIs) Support inter-LPAR communication (Sysplex, HiperSockets) 3. Incident Management & Troubleshooting Identify, analyze, and resolve network-related incidents (P1/P2/P3)
Troubleshoot:
Connection failures Port/service issues
MQ/DB2/CICS
connectivity problems Perform root cause analysis (RCA) and provide resolution Act as single point of contact for network issues (L2) 4. Change & Configuration Management Implement changes to network configurations (TCP/IP, security rules, ports) Participate in: CAB meetings Change implementation and validation Maintain network configuration documentation Ensure minimal disruption during changes 5. Security & Compliance (Critical for Utilities) Administer network-level security controls using RACF Implement access controls for ports, services, and users Support audits and compliance requirements (NERC/CIP, SOX) Perform vulnerability and patch management activities 6. Middleware & Integration Support Ensure network connectivity for: CICS (transaction systems) DB2 (database connections) MQ (message queues) Support distributed integration (WebSphere, APIs, external apps) Troubleshoot application-level network issues 7. Performance & Capacity Management Monitor network performance (latency, throughput, session usage) Identify bottlenecks and optimize configurations Provide inputs for capacity planning (IP usage, bandwidth) Generate performance reports and KPIs 8. High Availability & Disaster Recovery Support HA setup and failover mechanisms Participate in DR drills and recovery testing Ensure network readiness during IPLs and system restarts Maintain network redundancy and resiliency
Salary Range:
$110,000- $130,000 a year
TCS Employee Benefits Summary:
Discretionary Annual Incentive.
Comprehensive Medical Coverage:
Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.
Family Support:
Maternal & Parental Leaves.
Insurance Options:
Auto & Home Insurance, Identity Theft Protection.
Convenience & Professional Growth:
Commuter Benefits & Certification & amp; Training Reimbursement.
Time Off:
Vacation, Time Off, Sick Leave & Holidays.
Legal & Financial Assistance:
Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing. #LI-SP1 Location Columbus, OH Job Function
TECHNOLOGY
Role Engineer Job Id 416454 Desired Skills Mainframe | ZOS Admin Salary Range $110,000-$130,000 a year
