L2/L3 Linux Operations Engineer
⚲ Warsaw
Do uzgodnienia
Wymagania
- Configuration management
- Documentation
- Service Level Agreement (SLA)
- NFS
- Operations
- Linux
- ITIL
- VMware
- Network
- Security
Opis stanowiska
Job Description
Please note that this position requires a hybrid working model, with attendance at the Warsaw Hub for 1–2 days per week :)
We are seeking an experienced L2/L3 Linux Operations Engineer to support and maintain enterprise Red Hat Enterprise Linux (RHEL) environments. The ideal candidate will have hands-on experience in Linux administration, troubleshooting production issues, automating operational tasks using Red Hat Ansible Automation Platform, and managing system lifecycle and patching through Red Hat Satellite. The role requires a strong operational mindset, excellent problem-solving skills, and a commitment to maintaining high system availability and compliance.
What we offer:
• Long Term B2B Contract
• Rate: 35 euro/h + VAT
• Hybrid ( 1-2 days Warszawa office)
Key Responsibilities
• Provide L2 operational support for RHEL 7/8/9 servers across Production, UAT, DR, and Development environments.
• Troubleshoot OS, application, performance, storage, and network-related issues while meeting SLA commitments.
• Perform user, filesystem, LVM, service, package, and security administration.
• Execute OS patching, vulnerability remediation, and lifecycle management using Red Hat Satellite.
• Manage Satellite components including Content Views, Lifecycle Environments, Activation Keys, Host Collections, Repository Synchronization, Remote Execution, and Subscription Management.
• Develop and maintain Ansible Playbooks, Roles, Templates, and Job Templates to automate routine operational tasks such as patching, configuration management, user provisioning, and compliance checks.
• Troubleshoot and optimize Ansible automation workflows and maintain automation code in Git.
• Monitor system health, investigate alerts, perform root cause analysis, and implement preventive measures.
• Create and maintain technical documentation, SOPs, and knowledge base articles.
• Collaborate with L3 engineers, application teams, and infrastructure teams during incident, change, and problem management activities.
• Participate in 24×7 on-call support and planned maintenance activities.
Key Requirements
• Strong hands-on experience with Red Hat Enterprise Linux (RHEL 7/8/9).
• Experience administering Red Hat Satellite for patching, provisioning, and lifecycle management.
• Hands-on experience with Red Hat Ansible Automation Platform, including Playbooks, Roles, Inventories, Templates, Workflows, and Ansible Vault.
• Solid knowledge of Linux administration, including LVM, XFS/ext4, systemd, SELinux, firewalld, SSH, DNS, NFS, and package management (YUM/DNF).
• Experience with monitoring tools such as SCOM and Netmon.
• Familiarity with VMware/KVM virtualization and basic cloud concepts (AWS/Azure) is desirable.
• Experience with ITSM tools such as ServiceNow and a good understanding of ITIL processes.
Qualifications
• Bachelor's degree or Master's degree in Computer Science, Information Technology, or a related field.
• Experience supporting enterprise production environments.
Preferred Certifications
• RHCSA / RHCE
• Red Hat Certified Specialist in Ansible Automation
• Red Hat Certified Specialist in Deployment and Systems Management
• ITIL Foundation
Key Competencies
• Strong troubleshooting and analytical skills.
• Automation-first mindset with a focus on operational excellence.
• Excellent communication and documentation skills.
• Ability to work effectively in a 24×7 enterprise support environment.
Please note that this position requires a hybrid working model, with attendance at the Warsaw Hub for 1–2 days per week :)
We are seeking an experienced L2/L3 Linux Operations Engineer to support and maintain enterprise Red Hat Enterprise Linux (RHEL) environments. The ideal candidate will have hands-on experience in Linux administration, troubleshooting production issues, automating operational tasks using Red Hat Ansible Automation Platform, and managing system lifecycle and patching through Red Hat Satellite. The role requires a strong operational mindset, excellent problem-solving skills, and a commitment to maintaining high system availability and compliance.
What we offer:
• Long Term B2B Contract
• Rate: 35 euro/h + VAT
• Hybrid ( 1-2 days Warszawa office)
Key Responsibilities
• Provide L2 operational support for RHEL 7/8/9 servers across Production, UAT, DR, and Development environments.
• Troubleshoot OS, application, performance, storage, and network-related issues while meeting SLA commitments.
• Perform user, filesystem, LVM, service, package, and security administration.
• Execute OS patching, vulnerability remediation, and lifecycle management using Red Hat Satellite.
• Manage Satellite components including Content Views, Lifecycle Environments, Activation Keys, Host Collections, Repository Synchronization, Remote Execution, and Subscription Management.
• Develop and maintain Ansible Playbooks, Roles, Templates, and Job Templates to automate routine operational tasks such as patching, configuration management, user provisioning, and compliance checks.
• Troubleshoot and optimize Ansible automation workflows and maintain automation code in Git.
• Monitor system health, investigate alerts, perform root cause analysis, and implement preventive measures.
• Create and maintain technical documentation, SOPs, and knowledge base articles.
• Collaborate with L3 engineers, application teams, and infrastructure teams during incident, change, and problem management activities.
• Participate in 24×7 on-call support and planned maintenance activities.
Key Requirements
• Strong hands-on experience with Red Hat Enterprise Linux (RHEL 7/8/9).
• Experience administering Red Hat Satellite for patching, provisioning, and lifecycle management.
• Hands-on experience with Red Hat Ansible Automation Platform, including Playbooks, Roles, Inventories, Templates, Workflows, and Ansible Vault.
• Solid knowledge of Linux administration, including LVM, XFS/ext4, systemd, SELinux, firewalld, SSH, DNS, NFS, and package management (YUM/DNF).
• Experience with monitoring tools such as SCOM and Netmon.
• Familiarity with VMware/KVM virtualization and basic cloud concepts (AWS/Azure) is desirable.
• Experience with ITSM tools such as ServiceNow and a good understanding of ITIL processes.
Qualifications
• Bachelor's degree or Master's degree in Computer Science, Information Technology, or a related field.
• Experience supporting enterprise production environments.
Preferred Certifications
• RHCSA / RHCE
• Red Hat Certified Specialist in Ansible Automation
• Red Hat Certified Specialist in Deployment and Systems Management
• ITIL Foundation
Key Competencies
• Strong troubleshooting and analytical skills.
• Automation-first mindset with a focus on operational excellence.
• Excellent communication and documentation skills.
• Ability to work effectively in a 24×7 enterprise support environment.
🔍 Dekoder Ogłoszenia
🔴
support and maintain enterprise Red Hat Enterprise Linux (RHEL) environments
Oznacza to pracę z dużymi, złożonymi i potencjalnie starymi systemami, które mogą wymagać dużo czasu na diagnozę i naprawę.
🔴
troubleshooting production issues
Będziesz odpowiedzialny za rozwiązywanie problemów, które wpływają na działanie systemów produkcyjnych, co może oznaczać pracę pod presją czasu i w godzinach niestandardowych.
🔴
automating operational tasks using Red Hat Ansible Automation Platform
Choć automatyzacja jest pozytywna, może oznaczać konieczność tworzenia i utrzymywania dużej liczby skryptów i playbooków od podstaw lub w istniejącym, nieudokumentowanym środowisku.
🟡
managing system lifecycle and patching through Red Hat Satellite
Obejmuje to zarządzanie aktualizacjami i cyklem życia systemów, co może być czasochłonne i wymagać dokładności, zwłaszcza w środowiskach produkcyjnych.
🔴
meeting SLA commitments
Wymaga to szybkiego reagowania na incydenty i rozwiązywania problemów w określonych ramach czasowych, co może generować stres.