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# Expert Systems Engineer, AIX

- **Company:** Ensono
- **Location:** Downers Grove, IL, United States (Remote available)
- **Experience:** Expert
- **Salary:** $125,000.0 - $163,000.0
- **Contract:** Permanent contract
- **Skills:** IBM AIX, Disaster Recovery, Perl (Programming Language), Expert Systems, Python (Programming Language), Network Administration, Performance Tuning, Ansible, Runbook, Shell Script, Cloud Platform System, HybridCloud
- **Published:** June 14, 2026
- **Apply:** https://www.juju.com/job/00000000g7yyag

## About the Role

+ 12-15+ years of hands-on experience in IBM AIX and Power Systems

 + Expert-level knowledge of:

 + AIX OS administration and kernel internals

 + PowerVM, VIOS, and HMC

 + pSeries architecture

 + Strong expertise in SAN storage, HA, DR, and enterprise networking

 + Proven experience leading large-scale migrations and transformations

 + Advanced shell scripting / automation skills

 + Excellent troubleshooting and analytical capabilities

Preferred Qualifications

 + IBM Certifications in:

 + AIX System Administration

 + Power Systems / pSeries Hardware

 + Performance Tuning

 + Network Administration

 + Experience in mission-critical, regulated, or global enterprise environments

 + Exposure to hybrid cloud or IBM Power on Cloud architectures

Professional Attributes

 + Strategic thinker with strong technical depth

 + Calm and decisive during critical outages

 + Excellent communication and documentation skills

 + Strong ownership mindset with attention to detail

 + Collaborative leader and trusted technical advisor

 + Comfortable working in rotational on-call models whenever required

## Description

The AIX Expert System Engineer is a senior technical authority responsible for the architecture, engineering, optimization, and strategic evolution of IBM AIX and Power Systems environments. This role serves as the highest level of technical expertise, owning complex platform decisions, large-scale migrations, performance engineering, automation, and resiliency design for business-critical workloads., + Define and govern Disaster Recovery (DR) and Business Continuity (BC) strategies

 + Analyze platform risks and implement proactive mitigations

 + Define monitoring standards and performance KPIs

Incident, RCA & Problem Management

 + Act as final escalation authority for critical and recurring AIX incidents

 + Lead Major Incident Management (MIM) and complex RCA investigations

 + Perform trend analysis, identify systemic issues, and drive long-term fixes

 + Coordinate with IBM and hardware/storage vendors for deep technical resolutions

Automation & Continuous Improvement

 + Drive automation-first strategy for AIX operations

 + Develop and review Shell / Perl / Python automation frameworks

 + Integrate automation with Ansible or enterprise orchestration tools

 + Reduce manual effort, improve consistency, and enhance platform reliability

Governance, Documentation & Compliance

 + Ensure adherence to ITIL, security, audit, and compliance requirements

 + Define technical governance and change standards for the AIX platform

 + Author and maintain architecture documents, SOPs, runbooks, and KB articles

 + Support audits and ensure platform compliance with enterprise policies

Leadership, Consulting & Mentoring

 + Provide expert consultation to stakeholders, architects, and senior leadership

 + Mentor and technically guide L3 engineers and system architects

 + Support complex client engagements, audits, and transformation programs


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