AS400 Administrator

Ethereum Technologies; Plano (TX); On-site; USD 83,000 - 118,000; Full time

Job summary

Ethereum Technologies seeks an experienced AS400 Administrator to manage and optimize IBM AS400 (IBM i) systems in Plano, TX. The role covers system administration, performance monitoring, backup and recovery, security, and ongoing maintenance.

You will install and configure IBM i systems, manage job scheduling, ensure high availability, coordinate with application and network teams, and maintain clear technical docs. This is an onsite contract with a rate of $73/hour (W-2/1099/C2C).

Qualifications

• Experience with IBM AS400/IBM i administration.
• Familiarity with BRMS backup and recovery.
• Knowledge of CL and job scheduling concepts.
• Experience with system upgrades and patch management.
• Understanding of security and user administration on IBM i.
• Exposure to HA/DR concepts and DB2 for IBM i is a plus.

Responsibilities

• Install, configure, administer, and maintain IBM AS400 / IBM i systems.
• Monitor system performance and overall infrastructure health.
• Perform upgrades, PTF installations, patching, and routine maintenance.
• Manage user profiles, security, access controls, and permissions.
• Handle backup, recovery, and disaster recovery operations.
• Monitor and troubleshoot jobs, subsystems, queues, and batch processing.
• Coordinate with application, database, network, and infra teams.
• Maintain documentation and configuration records.

Skills

IBM AS400 administration

IBM i operating systems

CL (Control Language)

Job scheduling & batch processing

BRMS backup & recovery

PTF management & patching

User administration & security

System performance monitoring

HA & DR concepts

DB2 for IBM i

Education

Bachelor's degree in Computer Science / Information Technology

Job description

Job Title: AS400 Administrator

Location: Plano, TX(Onsite)

Duration: 24 Months + Extension

Bill Rate: $73/hour (C2C)

Job Type: W-2, 1099, C2C

Client: To Be Discussed Later

Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Job Description:

We are looking for an experienced AS400 Administrator to manage, maintain, support, and optimize IBM AS400 (IBM i) systems. The ideal candidate should have strong experience in system administration, infrastructure management, performance monitoring, backup and recovery, security administration, and troubleshooting in an AS400 environment.

Key Responsibilities:

• Install, configure, administer, and maintain IBM AS400 / IBM i systems.
• Monitor system performance, availability, and overall infrastructure health.
• Perform system upgrades, PTF installations, patch management, and system maintenance.
• Manage user profiles, system security, access controls, and permissions.
• Handle backup, recovery, and disaster recovery operations.
• Monitor and troubleshoot system jobs, subsystems, job queues, and batch processing.
• Manage system storage, disk utilization, and performance optimization.
• Support high availability and disaster recovery solutions.
• Identify and resolve system issues, outages, and performance bottlenecks.
• Coordinate with application, database, network, and infrastructure teams.
• Maintain technical documentation, operational procedures, and system configurations.

Required Technical Skills:

• Strong hands-on experience with IBM AS400 / IBM i administration.
• Knowledge of IBM i operating systems and system architecture.
• Experience with IBM i system commands and CL (Control Language).
• Knowledge of job scheduling, job queues, subsystems, and batch jobs.
• Experience with backup and recovery tools such as BRMS.
• Knowledge of PTF management, system upgrades, and patching.
• Experience with user administration, security, and access management.
• Strong troubleshooting and system performance monitoring skills.
• Understanding of high availability and disaster recovery concepts.
• Familiarity with DB2 for IBM i is preferred.

Preferred Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Relevant IBM i / AS400 certifications are an advantage.
• Experience supporting enterprise-level AS400 environments.
• Strong communication, analytical, and problem-solving skills.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.