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Linux System Administration
The vacancy has expired
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SalaryUpto 12 LPA
- LocationPune
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IndustryEngineering
Job Description
Job Location: Mumbai/Pune/Bangalore
Responsibilities:
- Participate in 12×7 shifts working with a global team in follow the sun model. ( No Graveyard or Night Shift)
- Provide remote infrastructure support for our SaaS, PaaS, IaaS products across globally distributed data centers
- Automate OS and application deployments using tools such as WDS, Cobbler and Puppet
- Conduct regular patch management and system maintenance to ensure the health of platforms/servers
- Set up health checks for systems & applications in monitoring tools like Zabbix, Nagios, SolarWinds etc
- Troubleshoot and fix issues meeting SLA’s and operational standards
- Manage incidents and escalations as per policies/procedures to meet incident management and uptime SLAs
- Liaise with engineering teams for RCA’s, permanent resolutions on issues using tickets and chat conference rooms
- Identify repetitive tasks and automate using Bash / Ruby / Perl
- Contribute to operations handbook
- Investigate and assess alerts for hardware and schedule replacement or tests
- Initiate emergency maintenance as needed for failed/failing hardware (drives, RAID controllers, power supplies, etc)
- Provide guidance to L1 monitoring regarding hardware status/health, complicated server health analysis
- Ensure smooth hand-offs between shifts
Requirements:
- Ability to work well in a diverse, team focused environment
- An expert in Linux/Unix Operating system fundamentals, file system troubleshooting and various tools/ services that are available by default with the Operating system
- An expert on all things related to keeping a Linux, Apache, MYSQL stack up running and secure
- Advanced skills troubleshooting skills on Dell and Supermicro Hardware along with Raid controllers from Dell, LSI & Adaptec
- Passion for system monitoring tools and are a hands on expert at maintaining tools like Nagios, Zabbix, cacti, Ganglia, etc
- Always looking for scope to automate and build tool to expedite repetitive task
- Strong grasp on configuration management tools, such as Ansible, Puppet or Chef
- Expert level skills with Scripting/Programming in Bash/PERL/Ruby/Python/Go (any) and a good understanding of regular expressions
- Good years of hosting industry experience working on large cluster of servers running common web hosting panels like cPanel, Plesk, website Panel, Parallels virtuozzo etc
- In depth knowledge of how the Internet works (HTTP, DNS, Streaming, Mails etc.) and experience in configuring and optimizing services (DNS,Webserver,Mail) and the infrastructure necessary to support a dynamic website (load balancers, connecting to databases, etc.)
- Expertise with configuring IPsec, VPN, Load Balancing, Iperf, MTR, Routing Protocols, SSH, Network Monitoring / Troubleshooting tool.
- Good understanding of various other technology stack like Networking, Central storage & Data Center operations.
- Networking experience including packet decoding, layer 2 switching basics and a good understanding of the OSI model
- Experience in file systems like ext3/4, XFS, ZFS, btrfs, NAS, SAN, SAMBA etc
- Expert level knowledge in server hardening by managing IPTables, CSF, Firewalld. Selinux
- Hands on experience with virtualization technology Citrix XenServer/VMWare/KVM