Expert Systems Engineer, AIX

Ensono

AIX Expert System Engineer responsible for IBM AIX and Power Systems architecture design and lifecycle management. Lead migrations, optimization, and ensure resiliency for critical workloads.

Posted 6/12/2026full-timeRemote • 🇺🇸 United StatesSeniorLead💰 $125,000 - $163,000 per yearWebsite

Tech Stack

Tools & technologies

AnsiblePerlPythonShell Scripting

About the role

Key responsibilities & impact

Act as technical owner and subject matter expert (SME) for IBM AIX and Power Systems platforms
Design, architect, and standardize enterprise‑scale AIX and pSeries environments
Define and maintain architecture standards, build patterns, and best practices
Provide expert guidance for capacity planning, scalability, and platform modernization
Review and approve complex designs related to compute, storage, virtualization, and networking
Deep expertise in PowerVM, VIOS, and advanced AIX virtualization
Architect and manage:
HMC environments (v9 & v10)
Power8, Power9, and Power10 systems
DLPAR, LPM, NPIV
Virtual networking, virtual storage, SR‑IOV, vNIC adapters
Lead VIOS architecture, build, upgrade, and high availability design
Perform pSeries hardware commissioning, refresh, and consolidation projects
Lead AIX OS lifecycle management, including upgrades, patching, and kernel tuning
Architect and execute:
AIX OS migrations (6.1 → 7.1 → 7.2→ 7.3)
Hardware refresh and data center migrations
Storage and SAN migrations
Own and optimize NIM (Network Installation Manager) design and usage
Design zero‑downtime or minimal‑impact migration strategies
Perform advanced performance analysis, workload optimization, and tuning
Design high availability, fault tolerance, and resiliency models
Define and govern Disaster Recovery (DR) and Business Continuity (BC) strategies
Analyze platform risks and implement proactive mitigations
Define monitoring standards and performance KPIs
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
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
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
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
Communicate complex technical concepts to non‑technical audiences

Requirements

What you’ll need

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.

Benefits

Comp & perks

Unlimited Paid Days Off
Three health plan options
401k with company match
Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
Family Forming Benefit including fertility coverage and adoption/surrogacy reimbursement
Paid childbearing and paternal leave
Education Reimbursement, Student Loan Assistance or 529 College Funding
Sabbatical leave
Wellness program
Flexible work schedule

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

IBM AIXPower SystemsAIX OS administrationPowerVMVIOSHMCpSeries architectureSAN storageshell scriptingautomation

Soft Skills

troubleshootinganalytical capabilitiesmentoringcommunicationleadership