IBM Workload Scheduler (IWS) Administrator / Engineer

TechDigital Corporation

Riverwoods, IL, United States

22 days ago

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Role details

Contract type

Contract

Employment type

Full-time (> 32 hours)

Working hours

Regular working hours

Job source

www.dice.com

Tech stack

AWK (Programming Language) Bash Shell Cloud Computing Database Connection Text Processing Fault Tolerance File System Permissions Monitoring of Systems IBM Websphere Application Server Java Virtual Machine (JVM) Python (Programming Language) CURL

+17 more

Logical Volume Manager Meter Data Management (Flow Meters) Networking Basics Oracle Databases Oracle (Applications) Red Hat Enterprise Linux Transmission Control Protocol (TCP) Web Navigation Sed (Programming Language) Scripting Cyberark System Availability Agentic-AI Iptables Grep Firewall Services Module User Accounts

Requirements

Strong experience with IBM Workload Scheduler architecture, especially Dynamic Workload Broker, V10.1+, high availability of MDMs managing Fault Tolerant Agent and Dynamic Agent architectures.
Strong conceptual understanding of Master Domain Manager (MDM), Backup MDM (BMDM), Dynamic Workload Console (DWC), Fault Tolerant Agent (FTA), Dynamic Agent (DA).
Strong grasp of conman CLI to monitor and control production plan, check job/job stream/resource status.
Strong grasp of composer CLI to define, modify and extract scheduling objects.
Strong grasp of planman CLI to control pre-production plan and GUI mirroring.
Strong grasp of lifecycle of daily production planning process, phases of JNextPlan/FINAL.
Proficiency in navigating the DWC web-based GUI to monitor workloads, manage user access security, and define scheduling objects.
Experience installing IWS components, applying Fix Packs, and Interim Fixes.
Troubleshooting with logs under TWSDATA/stdlist, adjusting trace level for netman, batchman, writer, mailman, etc.
Strong experience with IBM WebSphere Liberty.
Strong grasp of reading messages.log, traces.log, FFDC logs.
Strong grasp of configuring JVM heap sizes.
Strong grasp of configuring tracing scope, tracing levels, tracing retention, and trace strings.
Strong experience with Red Hat Enterprise Linux 8+.
Deep familiarity with bash/shell commands for text processing (grep, awk, sed), file manipulation, and system navigation.
Ability to manage, start, stop, and troubleshoot SystemD services using systemctl and journalctl for IWS agents and MDM.
Managing user accounts, groups, service accounts and deep knowledge of Linux file permissions (chmod, chown, ACL on local filesystems and NFS).
Ability to monitor system performance using top, htop, vmstat, iostat, sar to troubleshoot bottlenecks and platform unresponsiveness.
Understanding of Logical Volume Manager (LVM) and filesystem usage.
Checking TCP port availability, firewall rules (firewalld/iptables), and connectivity between MDM and Dynamic Agents using netstat, ss, ping, curl, etc.
Managing SSL/TLS certificates, private keystores, public trust stores, and working with Certificate Authority.
Strong experience with scripting (Bash Shell, Python, etc.) for automation.
Understanding of networking principles.
Understanding of basic Oracle database administration, enough to troubleshoot with DBAs to prove when an issue is in Oracle.
Understanding basic SQL to query job metadata.
Understanding of checking database connectivity.
Understanding of AWS cloud infrastructure.
Experience with using secrets manager (CyberArk PPM, Hashi Corp Vault, or similar).

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