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iSeries Administrator (AS400)



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Job Title: IBM iSeries Administrator

Job Overview:

We are seeking a skilled and experienced IBM iSeries Administrator to join our IT team. The ideal candidate will be responsible for the management, configuration, and optimization of our IBM iSeries (AS/400) platform. As an iSeries Administrator, you will play a crucial role in ensuring the stability, security, and performance of our critical business applications running on the iSeries system.

Key Responsibilities:

  1. System Administration:
  • Install, configure, and maintain IBM iSeries hardware and operating system software.
    • Manage system resources, including memory, disk space, and CPU utilization.
  1. User and Security Management:
  • Administer user accounts, profiles, and access permissions.
    • Implement and enforce security policies to protect system resources and data.
  1. Backup and Recovery:
  • Develop and maintain backup and recovery procedures to safeguard critical data.
    • Perform regular backups and test the recovery processes.
  1. Performance Tuning:
  • Monitor system performance and identify opportunities for optimization.
    • Implement performance tuning measures to ensure efficient operation.
  1. Software Installation and Maintenance:
  • Install, upgrade, and patch operating system and application software.
    • Coordinate with vendors to resolve software-related issues.
  1. Job Scheduling:
  • Schedule and manage batch jobs and system tasks to optimize resource utilization.
    • Ensure timely execution of critical processes.
  1. Problem Resolution:
  • Diagnose and resolve hardware and software-related issues.
    • Collaborate with vendors and internal teams to implement solutions.
  1. Capacity Planning:
  • Conduct capacity planning to anticipate resource requirements and ensure scalability.
    • Make recommendations for hardware and software upgrades as needed.
  1. Documentation:
  • Maintain comprehensive documentation of system configurations, procedures, and troubleshooting steps.
    • Provide training and documentation for end-users and IT staff.
  1. Collaboration:
  • Collaborate with IT teams, developers, and business stakeholders to understand requirements and provide technical support.
    • Participate in cross-functional projects as an iSeries expert.
  1. Security Audits and Compliance:
  • Conduct security audits to identify and address vulnerabilities.
    • Ensure compliance with industry standards and regulations.


  • Bachelor’s degree in Computer Science, Information Technology, or related field.
  • Proven experience as an IBM iSeries Administrator.
  • Strong knowledge of IBM iSeries hardware, operating system (OS/400), and related software.
  • Proficiency in user and security management on the iSeries platform.
  • Experience with backup and recovery procedures.
  • Solid understanding of system performance tuning and optimization.
  • Excellent problem-solving and troubleshooting skills.
  • Effective communication and collaboration skills.
  • Industry certifications such as IBM Certified System Administrator for IBM i are a plus.

iSeries Administrator (AS400) ,

For over 16 years, Eight Eleven has established and maintained relationships that are designed to meet your IT staffing needs. Whether it’s contract, contract-to-hire, or permanent placement work, we customise our search based upon your company’s unique initiatives, culture and technologies. With our national team of recruiters placed at 21 major hubs around the nation Eight Eleven finds the people best-suited for your business. When you work with us, we work with you. That’s the Eight Eleven promise.

Brooksource is an equal opportunity employer that does not discriminate on the basis of actual or perceived race, color, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth, lactation and related medical conditions), gender identity or gender expression, sexual orientation, marital status, military service and veteran status, physical or mental disability, protected medical condition as defined by applicable state or local law, genetic information, or any other characteristic protected by applicable federal, state, or local laws and ordinances.

Benefits & Perks:

Eight Eleven Group offers competitive medical, dental, vision, Health Savings Account, Dependent Care FSA, and supplemental coverage with plans that can fit each employee’s needs. We offer a 401k plan that includes a company match and is fully vested after you become eligible, paid time off, sick time, and paid company holidays. We also offer an Employee Assistance Program (EAP) that provides services like virtual counseling, financial services, legal services, life coaching, etc.

Pay Disclaimer:

The pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.


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