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As400 Administration Jobs (NOW HIRING)

eTeam

Application Analyst

Orlando, FL · On-site

The role involves JDA administration, system integration, troubleshooting, and ensuring business ... Required : • Experienced JDA Administrator • Strong AS400 (IBM i) background • RPG ...

Computer Task Group, Inc

iSeries Engineer

Phoenix, AZ · On-site

IBM i / AS400 / iSeries administration (5+ years) * IBM Power Systems infrastructure support * DB2 for i, RPG, CL * IBM MQ and BRMS * System performance tuning and troubleshooting * Security ...

Computer Task Group, Inc

iSeries Engineer

Phoenix, AZ · Hybrid

IBM i / AS400 / iSeries administration (5+ years) * IBM Power Systems infrastructure support * DB2 for i, RPG, CL * IBM MQ and BRMS * System performance tuning and troubleshooting * Security ...

Precision Castparts

ERP Developer and Analyst

... administration of an IBM I / iSeries /AS400 / Mapics /Powerlink • Proficiency in IBM I-Series (AS/400) technologies - RPG, DB2/400 RPGLE, CLLE, DB2 , SQLRPGLE, MC2, FTP, Fromsprint, Free Format RPG ...

IMKO

Logistics Admin

Sedalia, MO · On-site

$18 - $22/hr

Extensive experience with warehouse management systems (WMS), ERP systems such as SAP or AS400, and ... Previous administration experience * Proficient with Microsoft Office Suite * Previous Forklift ...

Omega Solutions Inc

Sr Data Engineer | |

$50/hr

The candidate should be comfortable working with AS400, Oracle and MSSQL server databases, including any aspect of administration or support required to maintain them. What software tools/skills are ...

Bismarck, City of (ND)

Systems Analyst

Bismarck, ND · On-site

$69K - $78K/yr

Supplemental Information Knowledge of SQL and other databases administration and principles. Knowledge of information technology programs and techniques. Knowledge of AS400 maintenance and ...

TechLink Systems, Inc.

Senior IT Project Manager

Torrance, CA · On-site

$134K - $135K/yr

Familiar with communication protocols in AS400 system (e.g, Hand Held Scanners and Voice) * Bachelor's Degree in Computer Science, Information Systems, Business Administration, or other related field ...

Workwear

Distribution Admin Specialist

Whites Creek, TN

$46K - $62K/yr

Strong computer skills (AS400, Outlook, Excel and Access) * Strong communication skills (oral, written, and fluent in English) * Strong basic math skills * Flexible hours HOURS: Split shift - 11:30 ...

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As400 Administration information

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$28K

$62.9K

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How much do as400 administration jobs pay per year?

As of Jun 27, 2026, the average yearly pay for as400 administration in the United States is $62,882.00, according to ZipRecruiter salary data. Most workers in this role earn between $46,500.00 and $63,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an AS400 Administrator, and why are they important?

To thrive as an AS400 Administrator, you need expertise in IBM iSeries/AS400 systems, operating system management, and backup/recovery procedures, typically supported by a degree in computer science or related experience. Familiarity with tools like IBM Navigator for i, BRMS, and proficiency in CL programming and job scheduling software is essential. Strong problem-solving abilities, attention to detail, and effective communication skills make someone stand out in this position. These skills and qualities are crucial for ensuring system reliability, minimizing downtime, and supporting business operations on legacy platforms.

What are some common challenges faced by AS400 Administrators, and how can they be managed effectively?

AS400 Administrators often face challenges such as managing legacy hardware, ensuring data security, and coordinating system upgrades with minimal downtime. Staying current with IBM i updates and regularly performing system health checks are crucial for maintaining stability. Additionally, effective communication with developers and end-users helps quickly resolve issues and optimize system performance. Proactive monitoring and thorough documentation are key practices for handling the complexities of AS400 administration.

What is the highest paying IT admin job?

In IT administration, senior roles such as IT Director, Chief Information Officer (CIO), or Cloud Infrastructure Manager tend to have the highest salaries, often exceeding six figures. Specialized skills in cybersecurity, cloud platforms, and enterprise systems can also lead to higher-paying positions within IT administration.

What is an AS400 administrator?

An AS400 administrator is responsible for managing and maintaining IBM iSeries (AS/400) systems, including system configuration, security, backups, and performance tuning. They often use tools like IBM Navigator and require knowledge of CL and RPG programming, as well as system security protocols.

What is the salary of AS400 administrator?

The salary of an AS400 administrator typically ranges from $70,000 to $110,000 annually, depending on experience, location, and certifications. Experienced professionals with skills in IBM i systems and related tools may earn higher salaries, especially in high-demand regions.

What is AS400 administration?

AS400 administration refers to managing and maintaining IBM's AS400 (now known as IBM iSeries or IBM i) systems. This role involves tasks such as user management, system monitoring, backup and recovery, security configuration, and software installation. AS400 administrators ensure the system runs efficiently, troubleshoot issues, and apply necessary updates. Their expertise is crucial for organizations that rely on AS400 for business-critical applications.

Is AS400 still in demand?

AS400, also known as IBM i, remains in demand for organizations that rely on legacy systems for critical business operations. Many companies seek AS400 administrators with skills in system management, programming, and security, especially as these systems often require specialized knowledge and certifications. While newer technologies are growing, AS400 skills continue to be valuable in industries like finance, manufacturing, and government.

What is the difference between As400 Administration vs AS/400 System Operator?

AspectAs400 AdministrationAS/400 System Operator
ResponsibilitiesManage system configurations, perform backups, troubleshoot issues, optimize performanceMonitor system operations, execute scheduled jobs, report system status
Required SkillsSystem management, scripting, troubleshooting, knowledge of IBM i OSBasic system monitoring, operational procedures, familiarity with AS/400 commands
CertificationsIBM i certifications, system administration coursesTypically no formal certifications required
Work EnvironmentData centers, IT departments, enterprise environmentsControl rooms, data centers, operational support teams

While both roles involve working with IBM i systems, As400 Administration focuses on managing and maintaining the system's overall health and performance, requiring technical expertise and certifications. In contrast, the AS/400 System Operator primarily handles routine monitoring and operational tasks, often with less technical complexity.

More about As400 Administration jobs
What states have the most As400 Administration jobs? States with the most job openings for As400 Administration jobs include:
What job categories do people searching As400 Administration jobs look for? The top searched job categories for As400 Administration jobs are:
As400 Administration jobs near you
Infographic showing various As400 Administration job openings in the United States as of June 2026, with employment types broken down into 94% Full Time, 3% Part Time, and 3% Contract. Highlights an 94% In-person, 3% Hybrid, and 3% Remote job distribution, with an average salary of $62,882 per year, or $30.2 per hour.
AS400/IBM i Infrastructure Analyst

AS400/IBM i Infrastructure Analyst

Kforce Technology Staffing

Phoenix, AZ • On-site

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted yesterday

Job description

RESPONSIBILITIES:
Kforce has a client in Phoenix, AZ that is seeking an AS400/IBM i Infrastructure Analyst.
The Role:
We are seeking a highly skilled Mainframe DB2 Systems Administrator to manage and support DB2 for z/OS subsystems in a mission-critical enterprise environment. This role is responsible for installation, configuration, performance tuning, and overall health of DB2 subsystems, ensuring high availability, security, and optimal performance. This role requires employees to live in or around the Phoenix, AZ area. The Analyst will be responsible to be onsite 3 days a week. We will consider candidates who are willing to relocate to the area.
Responsibilities:
  • Install, configure, and maintain DB2 for z/OS subsystems
  • Perform version upgrades, patching (PTFs/APARs), and system maintenance
  • Manage subsystem configuration and initialization parameters
  • Support capacity planning and performance analysis using DB2 and system tools
  • Perform root cause analysis and implement preventive actions
  • Ensure DB2 availability and resilience through DR strategies
  • Monitor and tune DB2 system-level performance (CPU, memory, I/O)

Maintain core DB2 components:
  • ZPARMs (DSNZPARM)
  • Buffer pools
  • Logs and BSDS
  • Catalog and directory

Optimize:
  • Buffer pools
  • Locking and concurrency
  • Thread and connection performance

Manage and support:
  • DB2 Data Sharing environments (Sysplex)
  • Coupling Facility integration
  • Workload balancing and failover

Analyze and resolve:
  • Subsystem failures
  • Dumps, logs, and abends
  • Connectivity issues affecting DB2 operations

Support interaction with:
  • Batch (JCL)
  • CICS
  • IMS
  • MQ and distributed systems

REQUIREMENTS:
  • 7-12+ years of mainframe experience
  • 3-5+ years in DB2 Systems Programming / Administration
  • Experience with IBM DB2 for z/OS and Replication products (Qrep, SQLrep and CDC) - software installation, version upgrades and maintenance, certification testing, documentation of operational procedures, disaster recovery testing

Deep knowledge of:
  • ZPARMs and subsystem configuration
  • Buffer pools, logs, BSDS, catalog/directory

Strong troubleshooting skills for:
  • System-level DB2 issues
  • Performance and connectivity problems

Proficiency in:
  • JCL, TSO/ISPF, SDSF
  • SMP/E (preferred)

Preferred Qualifications:
  • Familiarity with: DB2 utilities and performance tools; Monitoring tools (OMEGAMON, MainView)
  • Knowledge of: DevOps tools for mainframe (Endevor, ISPW, etc.)
  • Exposure to: Cloud integration or hybrid architectures
  • Experience with: Large-scale DB2 upgrades or migrations; Performance optimization initiatives
  • Knowledge of: Modernization tools (z/OS Connect, APIs)
  • Experience with software support for BMC for DB2 Tools, IBM z/OS Connect, Software AG ADABAS and Natural products
  • Programming experience with REXX
  • Working knowledge of SQL, JIRA, SMP/E, RACF, TCP/IP, Network certificates, Splunk
  • Working knowledge of other Mainframe Subsystems (CICS, IMS, MQ)

The pay range is the lowest to highest compensation we reasonably in good faith believe we would pay at posting for this role. We may ultimately pay more or less than this range. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. This range may be modified in the future.
We offer comprehensive benefits including medical/dental/vision insurance, HSA, FSA, 401(k), and life, disability & ADD insurance to eligible employees. Salaried personnel receive paid time off. Hourly employees are not eligible for paid time off unless required by law. Hourly employees on a Service Contract Act project are eligible for paid sick leave.
Note: Pay is not considered compensation until it is earned, vested and determinable. The amount and availability of any compensation remains in Kforce's sole discretion unless and until paid and may be modified in its discretion consistent with the law.
This job is not eligible for bonuses, incentives or commissions.
Kforce is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.
By clicking ?Apply Today? you agree to receive calls, AI-generated calls, text messages or emails from Kforce and its affiliates, and service providers. Note that if you choose to communicate with Kforce via text messaging the frequency may vary, and message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You will always have the right to cease communicating via text by using key words such as STOP.

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