Unix System Administrator

Role: Senior Administrator UNIX Location: Krakow, Poland Responsibilities - Configure deliver and support Linux server environments and infrastructure services within a DevOps delivery model - Work across applicationdevelopment pods to deploy and support centrally managed infrastructure services - Implement new technologies and support hardware and software solutions across production and nonproduction environments - Maintain platform stability service quality availability and compliance with operational standards - Develop Shell Perl or Python scripts to automate infrastructure delivery and routine operational activities - Provide UnixLinux architecture design and bestpractice guidance throughout project lifecycles - Define and maintain capacitymanagement standards procedures and performance reviews - Monitor service and capacity data to identify risks and coordinate demand changes with application teams - Analyze document and implement infrastructure changes based on technical and business requirements - Troubleshoot incidents perform root cause analysis and implement measures to prevent recurrence - Administer Linux volume management multipathing kernel parameters storage and clustered environments - Support NAS and SAN filesystems storage replication and highavailability configurations - Collaborate with infrastructure application engineering and support teams - Participate in oncall rotations and provide weekend support when scheduled - Ensure solutions follow approved design patterns security standards servicemanagement processes and regulatory controls To be successful in this role you should have - Hands on years of hands-on Linux server administration experience - Strong expertise in Red Hat Enterprise Linux RHEL - Knowledge of SLES Solaris x86 and Solaris SPARC is desirable - Strong Linux administration and architecture experience covering volume management multipathing and kernel tuning - Excellent knowledge and troubleshooting experience with Veritas Volume Manager - Excellent knowledge and troubleshooting experience with Veritas Cluster Server - Strong scripting and automation skills using Shell Perl or Python - Experience with IBM and HP x86 hardware - Experience with virtualization platforms such as VMware Citrix or HyperV - Strong storage infrastructure knowledge covering NAS and EMC SAN solutions - Experience configuring standalone and clustered filesystems including replication - Understanding of networking technologies including TCPUDP LANWAN Cisco F5 VIPs and firewalls - Experience with DevOps and configurationmanagement tools such as Ansible Puppet or Chef - Strong Incident Management Change Management troubleshooting and root cause analysis experience - Knowledge of ITIL and service operations practices - Experience supporting major enterprise or highly regulated environments - Ability to work independently under pressure and deliver within agreed deadlines - Strong customer focus communication collaboration and stakeholdermanagement skills - Teamoriented attitude and willingness to participate in oncall and weekend support 3 Most Important Skills 1 Strong RHELLinux administration experience with 5-7 years years of handson expertise 2 Excellent knowledge and troubleshooting experience with Veritas Volume Manager and Veritas Cluster Server 3 Storage infrastructure experience covering NAS and EMC SAN filesystems clustered storage and replication Skills Mandatory Skills : CentOS Linux Administrator, Linux - Openshift