Linux Administrator

Ubique Systems; Województwo mazowieckie; On-site; PLN 90,000 - 140,000; Full time

Job summary

Ubique Systems is seeking a senior Linux Engineer with strong RHEL expertise to lead architecture understanding, patch management, and risk mitigation for enterprise environments. You will liaise with OEMs, ensure lifecycle processes, and drive smooth transitions from project to operations.

Responsibilities include technical risk assessment, sign-offs with stakeholders, and delivering end-to-end change management for monitoring and backups. On-site role in Poland with collaboration across teams.

Qualifications

• Minimum 5+ years of hands-on experience with Linux (RHEL).
• Experience in Linux product engineering and lifecycle management.
• Proficient in Linux design and implementation.
• Experience with LVM, user management and troubleshooting.
• Collaborative with OEMs for patching and firmware updates.
• Experience with Linux patch management across infrastructure.
• Understanding of cluster solutions like Veritas/PowerHA/Red Hat.
• Experience with Satellite Server, NIM, Cohesity/Networker backups.
• Familiarity with ITIL and project methodology.

Responsibilities

• Acquire knowledge and detailed understanding of customer's landscape and architecture.
• Validate Scope of Work and Due Diligence of Data and identify gaps.
• Validate RLS and identify skill gaps.
• Gather required information and develop SMTD with full understanding of customer architecture.
• Provide reverse knowledge transfer to BAU and obtain sign-off from customer and stakeholders.
• Articulate risks and secure sign-off on SMTD, Risk Register and related docs; propose mitigations.
• Identify technical and operational risks early and recommend solution options.
• Manage change in customer devices for remote management and onboarding of monitoring tools.
• Lead from the front with end-to-end ownership and smooth Go-Live of services.

Skills

Linux (RHEL)

Patch management

Troubleshooting

LVM

Reverse knowledge transfer

Risk identification

Tools

Veritas Cluster

PowerHA

Red Hat Cluster

GPFS

PCS cluster

Satellite Server

NIM Server

Cohesity

Networker

Job description

• Acquire knowledge and detailed understanding on customer's landscape and architecture
• Validate Scope of Work and Due Diligence of Data and identify gaps
• Validate RLS and identify skill gaps
• Gather required and detailed information and develop SMTD with complete understanding of customer's architecture.
• Responsible for giving reverse knowledge transfer to BAU and getting sign-off from customer and internal stakeholders
• Effectively articulate risks and get sign-off on SMTD, Risk Register and other technical / operational documents. Propose risk mitigation plan and options.
• Knowledge and ability to identify the technical and operational risks well in advance and make recommendations of solution options
• Changes management in customer devices for remote management of devices and onboarding of Monitoring tool
• Self-driven and self-motivated individuals who can lead from the front, take end-to-end ownership transition, and smooth Go Live of services from the perspective of People, Process and Technolog

Requirements:

• Should have minimum of 5+ years of hands-on experience Linux (RHEL)
• Good experience in Linux product engineering and maintain software / hardware life cycle management.
• Proficient in Linux (RHEL) design and Implementation.
• Good Experience in LVM, User Management and troubleshooting.
• Able to work with OEMs to maintain product life cycle, important patch, and firmware updates etc.
• Experience on patch management for complete Linux (RHEL) infrastructure.
• Good understanding of various tools that are used to perform patching of the Linux (RHEL) servers
• Good understanding of various Clusters Solutions such as Veritas Cluster, PowerHA, REDHAT Cluster, High Performance Computing (HPC), GPFS, PCS cluster etc.
• Good Experience in Satellite Server Installation, Configuration and Administration.
• Experience in LPAR installation and maintenance.
• Experience in mksysb Backup and restoration.
• Good Experience in NIM Server Installation, Configuration and Administration
• Good understanding of various backup (Cohesity / Networker) and storage technologies.
• Project Methodology knowledge and experience participating in project settings vs operations settings along with a fundamental understanding of ITIL.