IBM i System Administrator | Power Systems, HA & DR

Tata Consultancy Services Limited

Plano (TX)

On-site

USD 110,000 - 130,000

Full time

3 days ago

Be an early applicant

A complete application in a minute

Tailored resume and cover letter, ready to send.

Get past ATS filters

Benefits offered by this job

Discretionary annual incentive

Comprehensive medical coverage (health

Dental & Vision coverage

401K plan

Certification & training reimbursement

Vacation & holidays

Identity Theft Protection

Job summary

TATA Consultancy Services Limited (TCS) in Plano, TX seeks a highly skilled IBM i Engineer to administer and optimize IBM i/AS400 environments. You will manage OS upgrades, backups, HA configurations, and system monitoring to ensure high availability and performance.

The role involves coordinating with cross-functional teams, handling security and user profiles, and driving efficiency through automation and documentation. Plano location and strong enterprise ITIL practices are key.

Qualifications

Strong hands-on experience in IBM i (AS400 / iSeries) system administration.
Knowledge of IBM i OS administration, system configuration, user profiles, security, and object authority management.
Experience with job management, subsystem administration, job queues, output queues, batch processing, and system monitoring.
Hands-on experience in backup, restore, recovery, and disaster recovery operations, including BRMS.
Experience in IBM i OS upgrades, PTF installation, Technology Refreshes, and system maintenance.
Strong knowledge of IBM Power Systems, HMC, LPAR management, and partition configuration.
Experience in DASD/storage management, disk utilization, and capacity planning.
Knowledge of TCP/IP, FTP/SFTP, Ethernet connectivity, and network troubleshooting on IBM i.
Experience with high-availability and replication solutions such as MIMIX, iCluster, or PowerHA.
Familiarity with monitoring tools such as Halcyon, Nagios, Help Systems, or Datadog.
Knowledge of SSL/TLS configuration, certificate renewals, and secure connectivity.
Experience with incident, problem, and change management processes using ServiceNow or similar ITSM tools.
Ability to troubleshoot and analyze technical issues and communicate and document findings effectively.

Responsibilities

Administer and maintain IBM i / AS400 environments, ensuring high availability, reliability, and optimal system performance.
Actively manage and optimize system health, CPU utilization, memory, storage capacity, ASP usage, jobs, subsystems, and system messages.
Perform user profile administration, password management, security administration, and object-level authority management.
Manage job queues, output queues, batch jobs, subsystem activities, and scheduled production operations.
Perform backup and recovery operations, monitor backup schedules, and support disaster recovery activities and DR testing.
Plan and execute IBM i OS upgrades, PTF installations, Technology Refreshes, IPLs, and preventive maintenance.
Manage HMC, LPARs, virtual resources, and IBM Power Systems infrastructure configurations.
Perform storage administration, disk management, ASP monitoring, capacity planning, and storage expansion.
Monitor and maintain hi gh-availability environments, replication services, and disaster recovery configurations using MIMIX, iCluster, or PowerHA.
Troubleshoot system, job, performance, network, connectivity, and production-related issues.
Support TCP/IP configuration, FTP/SFTP transfers, Ethernet connectivity, and integration with external systems.
Manage SSL/TLS certificates and execute certificate renewals to maintain secure system communications.
Handle incidents, service requests, changes, and problem management activities in accordance with enterprise ITIL processes.
Perform root cause analysis and implement corrective and preventive actions for recurring issues.
Maintain technical documentation, SOPs, operational procedures, and system configuration records.
Coordinate with application, network, database, storage, security, and infrastructure teams for end-to-end issue resolution.
Identify opportunities for automation and improvements in monitoring, system administration, and production support.