Systems Admin III – IBMi Systems Engineer / Administrator (JP1087)

TEKsystems • Greenwood Village, CO, United States • Posted June 20, 2026

Location Greenwood Village, CO
Job Type Full-time
Category other-general
Posted June 20, 2026
IBMi (AS/400) Systems Engineer / Administrator
Location: Greenwood Village, CO
Contract: 6-month contract (ability to extend)
Pay Rate: $50–$65/hour
We are seeking an experienced IBMi (AS/400) Systems Engineer / Administrator to support a mission-critical enterprise platform within a complex infrastructure environment. This role is ideal for a hands-on technical expert who thrives in a fast-paced setting and can ensure system reliability, performance, and security with minimal oversight.
This position begins with an intensive, onsite training period in Greenwood Village, CO to ramp up in the environment. After completing training, the role transitions to primarily remote work, with the expectation to be onsite as needed based on business or project requirements.
Key ResponsibilitiesIBMi System Administration

+ Monitor and maintain IBMi (OS/400, i5/OS) systems to ensure high availability and performance

+ Perform system health checks, job monitoring, ...

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