IBM Power Systems, AIX System Administrator

Responsibilities

• Administer and support IBM Power10 servers for high availability and optimized performance.
• Manage and maintain HMC, including provisioning, LPAR configuration, and firmware updates.
• Perform system builds, partitioning, and resource allocation across Power environments.
• Plan and execute firmware and microcode upgrades for Power10 systems and related infrastructure.
• Monitor AIX performance, including CPU, filesystem, and memory utilization.
• Execute firmware upgrades for IBM Power10 systems (9105-42A).
• Perform regular AIX patching and quarterly MKSYSB backup and recovery testing.
• Administer and support Red Hat Enterprise Linux systems, including installations, upgrades, and maintenance.
• Automate patching with Ansible to maintain security and compliance.
• Configure and support IBM V8000 and V9000 storage, including provisioning, replication, and tuning.
• Manage SAN connectivity, zoning, and multipathing.
• Implement and maintain replication technologies such as Metro Mirror and Global Mirror.
• Collaborate with backup teams for integration and data protection.
• Apply foundational Oracle Database 18c administration, SQL, and monitoring under guidance of senior DBAs.
• Manage SSL certificates and administer user access with LDAP.
• Ensure compliance with security policies, patching standards, and audit requirements.
• Troubleshoot hardware, OS, and storage issues and coordinate with IBM support when needed.
• Maintain documentation and standard operating procedures.
• Collaborate with DBAs, network teams, and developers, and communicate with non-technical stakeholders.

Requirements

• Proven Unix Systems Administrator or Engineer experience with AIX and Linux (RHEL).
• Hands-on IBM Power Systems experience, including Power10, LPAR configuration, and VIOS.
• Proficiency with HMC for provisioning, firmware updates, and capacity management.
• Experience with IBM V8000 and V9000 storage, including provisioning, replication, and tuning.
• Understanding of SAN technologies, including Fibre Channel, zoning, and multipathing.
• Experience with system monitoring, performance tuning, and capacity planning.
• Knowledge of backup and recovery, including MKSYSB and storage-based replication.
• Familiarity with enterprise security best practices, patch management, and compliance.
• Strong troubleshooting and problem-solving skills for complex infrastructure issues.
• Effective written and verbal communication with cross-functional teams and stakeholders.

Desired

• IT managed services experience in enterprise environments.
• Scripting with Bash, Perl, or Python.
• ServiceNow experience and ITIL familiarity.

Education Requirements

Bachelor’s degree in Computer Science, Information Technology, or related field, or equivalent experience.

Education and experience requirement: Bachelor plus 2 years, or 5 years equivalent experience.