Technologies/Platforms (Mandatory)

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)

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

Expertise in

LPAR management

NIM administration

VIOS management

Power VM virtualization.

PowerHA/HACMP clustering 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)

Server decommissioning

Patching, and maintenance lifecycle management.

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

Desired Skills (Preferred/Good to have)

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

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.

📌 Lead AIX/ Linux System Engineer (Ciudad de México)
🏢 Bull-It Solutions
📍 Ciudad de México