Job Description: IBM Scheduler

Location: Hybrid — Riverwoods, IL

Duration: 12+ months contract

Only W2 (No C2C)

Top Skills

Responsibilities & Required Experience

IBM Workload Scheduler

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 the lifecycle of the 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.

IBM WebSphere Liberty

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.

Linux Administration

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.

Networking & Security

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 a Certificate Authority.
Understanding of networking principles.
Experience using a secrets manager (CyberArk PPM, HashiCorp Vault, or similar).

Scripting & Automation

Database

Understanding of basic Oracle database administration, sufficient to troubleshoot with DBAs and isolate whether an issue originates in Oracle.
Understanding of basic SQL to query job metadata.
Understanding of checking database connectivity.

Cloud

Only W2- IBM Workload Scheduler Administrator- Hybrid — Riverwoods, IL

Key skills