AS400 Administrator - Contract (Onsite)

Job Description

Tech Holding is seeking an experienced AS/400 Administrator to manage and maintain AS/400 systems. The administrator will be responsible for a wide range of tasks, including Apache server configuration, application upgrades, security management, and hardware support. This role requires strong problem-solving skills and the ability to work in a complex, mixed-platform environment.

Responsibilities:

• Manage and configure Apache servers on AS/400 systems.
• Oversee the installation, configuration, and maintenance of applications on the AS/400 platform.
• Handle the installation and management of digital certificates.
• Plan and execute upgrades for various applications to ensure they are up-to-date and secure.
• Manage user IDs, group profiles, and authority lists to maintain system security.
• Resolve hardware issues and coordinate with IBM and other vendors for hardware support and resolution.
• Monitor and manage disk space to ensure optimal performance and availability.
• Administer and manage global mirror replication for data redundancy and disaster recovery.
• Oversee the administration of MQ Series for message queuing and integration.
• Manage network configurations and troubleshoot network issues on the AS/400 platform.
• Administer the AS/400 operating system, including user management and system configurations.
• Plan and implement operating system upgrades to maintain system integrity and performance.
• Apply program temporary fixes (PTFs) to address system vulnerabilities and bugs.
• Optimize system performance through tuning and resource management.
• Manage print queues, create printer output queues, and resolve printing issues.
• Administer Virtual I/O Server (VIOS) for efficient resource allocation and management.
• Oversee job scheduling and workload management to ensure efficient system operations.
• Install, maintain, and tailor Backup, Recovery, and Media Services (BRMS) and resolve related issues.
• Analyze and resolve complex problems in a mixed platform environment.
• Utilize ServiceNow for incident management, problem management, and change management.
• Develop and maintain CL programs for system automation and management.
• Use SQL for database queries and management tasks.
• Provide support for DBU and SQL-related tasks and troubleshooting.

Qualifications:

• Proven experience in AS/400 administration.
• Strong knowledge of security administration, hardware maintenance, and disk management.
• Experience with MQ Series, network administration, and operating system upgrades.
• Familiarity with ServiceNow, CL programming, and SQL.
• Excellent problem-solving skills and ability to work in a complex mixed platform environment.

What Tech Holding Offers:

• Competitive contract opportunity in a highly technical environment.
• Exposure to cutting-edge infrastructure and enterprise solutions.
• Collaborative team environment with professional growth opportunities.