Senior Linux Engineer – RHEL, Data Center & Lifecycle

E-Solutions; Polska; On-site; PLN 223,000 - 357,000; Full time

Job summary

E-Solutions in Poland is seeking an experienced Linux/RHEL specialist to lead transitions, design and implement robust infrastructure, and ensure smooth Go-Live. You will work with datacenter environments and SLA-driven operations, handling patching, lifecycle management, and clustering setups.

The role emphasizes ITIL-aligned processes, documentation, and end-to-end ownership of transitions with a focus on security hardening and ongoing monitoring.

Qualifications

• 4+ years of hands-on Linux/RHEL experience.
• Strong experience in RHEL infrastructure design, implementation, and Data Centre environments.
• Good knowledge of LVM, user management, troubleshooting, patching, and lifecycle management.
• Experience working with OEMs for patches, firmware, and hardware/software lifecycle.
• Knowledge of clustering: Veritas, PowerHA, Red Hat Cluster, PCS, HPC, GPFS.
• Experience with Satellite Server installation and administration.
• Experience with LPAR, mksysb backup/restore, and NIM Server.
• Understanding of ITIL, project/transition methodologies, and strong documentation skills.

Responsibilities

• Understand the customer’s Linux infrastructure, architecture, and requirements.
• Validate scope, data, skills, and identify gaps or risks.
• Prepare technical/operational documents and get customer sign-off.
• Support knowledge transfer to the BAU team and ensure smooth transition and Go-Live.
• Implement Linux best practices, hardening, monitoring, and service assurance.
• Manage changes for remote device management and monitoring tools.
• Identify risks early, suggest solutions, and take end-to-end ownership of the transition.

Skills

Linux/RHEL

RHEL design

Datacenter environments

LVM

User management

Troubleshooting

Patching

Lifecycle management

OEM patches

Clustering

Veritas

PowerHA

Red Hat Cluster

PCS

HPC

GPFS

Satellite Server

LPAR

mksysb backup/restore

NIM Server

ITIL

Project methodologies

Documentation

Job description

E-Solutions in Poland is seeking an experienced Linux/RHEL specialist to lead transitions, design and implement robust infrastructure, and ensure smooth Go-Live. You will work with datacenter environments and SLA-driven operations, handling patching, lifecycle management, and clustering setups.

The role emphasizes ITIL-aligned processes, documentation, and end-to-end ownership of transitions with a focus on security hardening and ongoing monitoring.