Lead Linux Administrator

📍 Warsaw #HybridWork

With 900+ employees in Poland supporting over 45 clients, we leverage our holistic portfolio of capabilities in consulting, design, engineering, operations, and emerging technologies to help clients realize their boldest ambitions and build future-ready, sustainable businesses. It is the freedom provided to every individual at Wipro to learn, grow and create a career path that makes us an organization of opportunities beyond boundaries. Beyond boundaries of region, age, gender, ability, and routine. We invite you to be a part of this experience!

Responsibilities include:

• 5- 8 years of relevant experience.
• Automation/Scripting is essential.
• Support for RHEL 6 & 7 servers, encompassing OS administration, applications, and hardware issues.
• Tasks involve installation, upgrade, configuration, maintenance, and troubleshooting of operating systems and services.
• LVM operations such as creating volume groups, filesystems, and logical volumes.
• Ensuring high availability, failover, and fallback using Veritas Cluster Server, including freezing and switching service groups.
• Hardware maintenance and coordination with vendors like Redhat, Oracle, Symantec, and IBM.
• Monitoring system performance, managing virtual memory, swap space, disk, and CPU utilization.
• Conducting hardware replacements, including batteries, DIMMs, hard disks, system boards, power supply fans, and HBA cards in Red Hat HP ILO machines.
• File system management, including size monitoring and inconsistency resolution.
• Veritas Cluster Server (VCS) administration experience is mandatory.
• Experience in configuring and managing VCS clusters is required.
• Network bonding, log rotation, password policy, and Apache configuration on Linux servers.
• Creation, management, and extension of LVM partitions.
• Application of OS patches on cluster Linux servers using the BladeLogic tool for patching.
• Management of users and groups, including applying security permissions to users and directories.
• Project execution, such as host/DC migration, SAN migration, subnet migration, DC power down, in collaboration with other infrastructure management teams.
• Troubleshooting local user accounts, NIS, NFS, NTP, network, memory issues, etc., and addressing user requests.

What we offer:

• Strong flexible benefits package that you can tailor to your own needs and choose Multisport card, shop vouchers and many others – MyBenefit cafeteria
• Premium insurance for medical services for employees and family members- Luxmed
• Life & Disability Insurance for employees and family members- Generali
• Profitable Voluntary Pension Fund
• Social Funds benefits: holiday bonuses, allowance for kindergartens, etc.
• Integration and cultural events for employees
• Reward and recognition program for high performers
• Employee Referral bonuses
• Relocation assistance - Accommodation, travel and other expenses covered.