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- This is a full-time hybrid position. This position is available for Guadalajara,Mexico City,and Monterrey locations.

- Only candidates who are currently based in Mexico are eligible to apply.

Project Activities & Responsibilities

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- Lead AIX and Linux operations team and interface with Customer ensuring stable and efficient operation of the infrastructure estate.

- Own and drive the resolution of complex incidents, major incidents, escalations, and recurring problems across AIX & Linux operating systems.

- Provide technical guidance to L2 support teams and coordinate with IBM, Red Hat and application teams for complex troubleshooting.

- Lead Incident, Request, Change, and Problem Management activities using IT service management processes and ServiceNow.

- Develop and execute lifecycle and refresh activities for AIX and Linux platforms including lead and drive ongoing AIX End of life upgrade program in FY 2027.

- Execute AIX operating system upgrades and VIOS upgrades

- Plan, coordinate, and execute Power Path v7 to MPIO migration

- Oversee AIX and Linux patching, vulnerability remediation, security hardening, audit compliance, and risk mitigation in coordination with application owners.

- Create and maintain operational procedures, technical documentation, implementation plans, rollback plans, and knowledge articles.

- Use scripting to automate day-to-day operational tasks.

Technologies/Platforms (Mandatory)

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- IBM AIX 5,6,7.1,7.2, 7.3 administration in enterprise environments.

- Red Hat Enterprise Linux 6, 7, 8, and 9 administrations.

- IBM Power Systems P8, P9, and P10, including Virtual I/O Server versions 3 and 4 administration and lifecycle management.

- Red Hat Satellite for License/Patch Management

- IT service management platforms, preferably ServiceNow, supporting Incident, Request, Change,



and Problem Management.

Technical Skills (Mandatory)

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- Advanced administration and troubleshooting of IBM AIX and RHEL/Linux versions.

- LPAR management

- NIM administration

- Power Path troubleshooting and migration to MPIO.

- Multipathing and disk management

- Power Path troubleshooting and migration to MPIO.

- Strong skills in

- Operating system upgrades & migrations

- Server Build (Physical & Virtual)

- Patching, and maintenance lifecycle management.

- Vulnerability remediation, security hardening, audit support, and compliance evidence.

Desired Skills (Preferred/Good to have)

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- Automations skills: Shell scripting, Bash, Ansible, Python

- Knowledge of enterprise backup and recovery solutions

- Enterprise monitoring and privileged-access solutions such as Dynatrace, Delinea knowledge

- GPFS upgrades, updates, administration, and troubleshooting

- Performance tuning, Capacity optimization

Required Experience and Qualifications

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- 10+ years of experience in AIX and Linux infrastructure administration, engineering, and operational support.

- Proven experience leading or coordinating L3 infrastructure support for critical production systems

- Extensive hands‑on experience managing large‑scale AIX and Linux environments, including lifecycle management, upgrades, patching, performance tuning, capacity planning, and troubleshooting.

- Hands‑on experience with VIOS upgrades and power path migrations.

- Experience managing vulnerability remediation, security compliance, audit activities, and infrastructure risk across AIX and Linux platforms.

- Strong written and verbal communication skills, including the ability to explain technical risks, plans, and outcomes to stakeholders.

- Ability to work independently, lead technical activities, manage priorities, and support distributed teams.

📌 AIX/Linux Administrator (Jalisco)
🏢 Bull-It Solutions
📍 Jalisco