Systems Administrator, Technology Operations-1

Walmart Walmart · Retail · IN TN CHENNAI Capita Land, IN KA BANGALORE Building 11

This role is for a Systems Administrator in a technology operations control room, focusing on mainframe environments. Responsibilities include daily operations, batch job monitoring and execution, incident management using ServiceNow, system monitoring (z/OS, Chronos), and supporting data centers. The role requires experience in technology operations or system administration, knowledge of mainframe concepts, and familiarity with job scheduling tools like Control-M and ticketing systems like ServiceNow. It operates in a 24x7 shift environment.

What you'd actually do

  1. Perform daily control room operations, including monitoring alerts, handling batch job abends, and managing incidents in accordance with SOPs.
  2. Execute Control-M activities such as holding, releasing, and restarting jobs.
  3. Monitor batch flows and escalate issues to ensure SLAs for critical processes are met.
  4. Monitor z/OS systems, review logs, and perform initial troubleshooting; engage next-level support when required.
  5. Execute operational procedures including IPLs (Initial Program Loads), maintenance implementations, and task restarts (bounce activities).

Skills

Required

  • 1–3 years of experience in technology operations, control room, or system administration.
  • Basic knowledge of mainframe environments (z/OS) and batch processing concepts.
  • Experience with job scheduling tools (e.g., Control-M).
  • Familiarity with ServiceNow or similar ticketing systems.
  • Strong problem-solving skills and attention to detail.
  • Ability to work in a 24x7 shift-based environment.

Nice to have

  • Exposure to mainframe tools and utilities.
  • Basic understanding of JCL (Job Control Language).
  • Experience supporting data center operations.
  • Familiarity with monitoring tools such as Chronos.
  • Experience using collaboration tools like Zoom, Microsoft Teams, and Slack.
  • Ability to work effectively in a team and escalate issues appropriately.
  • Attention to detail
  • Problem-solving ability
  • Multitasking and time management
  • Communication and teamwork
  • Ability to follow processes and SOPs
  • Customer support orientation
  • Fast-paced, high-availability support setting
  • Interaction with cross-functional and geographically distributed teams

What the JD emphasized

  • mainframe environment
  • batch processing
  • incident management
  • SLA compliance
  • 24x7 shift-based environment