Job Description :
Senior Linux Administrator
Location : Bethesda, MD
12+ Months goes up to 24 Months
Interview Mode : Phone and In Person Interview


JOB REQUIREMENTS:
Performs as a senior member of the system administration team to support the installation,optimization, integration, troubleshooting, backup, recovery, modifications, security, and upgrading of IT systems and components to provide services that enable customers to effectively apply IT to business requirements. Has knowledge of tools and mechanisms for distributing new and upgraded software to ensure customers receive current versions of supported software, as they become available. Shall be able to work with others senior staff to recommend and design systems architecture and topology from both general and specific perspectives.

Responsibilities:
Design, implement, and evaluate current and future infrastructure initiatives for the highest level of efficiency and performance
Work closely with various IT groups including but not limited to project management, database administration, network and security teams, application team and assist in overall architectural design, implementation and troubleshooting
Participate in data center consolidation, and migration to the cloud.
General Administration of Unix/Linux - Installation, Users Creation, Group Creation,Permissions, Creations of Folders, Mail/SMTP, Web (Apache, Tomcat), FTP, DNS,
Proxy, Samba, Firewall (NAT, IP Tables, Packet Filter, IP Filter), LDAP, NFS, NIS,NFS/CIFS/FCP
Perform problem diagnosis, troubleshooting and resolution
Perform new hardware and Linux OS installations, patching and upgrades
Maintain operating systems and associated infrastructure software
Design and document SOPs (Standard Operating Procedures) for system administration activities
Install and maintain Server OS and configuration using tools automated installation like Kickstart and Configuration Management tools like Puppet
Respond to service calls remotely using laptop over VPN.

Qualifications:
BS in Computer Science or Engineering or information systems or related field (or equivalent
experience) required
7+ years Linux systems administration experience specifically in managing or supporting RedHat
and/or Centos Linux in production environments
Scripting skills: Highly skilled in a at least two typical scripting languages (shell/bash,perl,
python, ruby)
Cloud Management/Virtualization ( Amazon EC2, S3, CloudFormation) experience a plus
Experience supporting VMWARE infrastructure in a large enterprise environment.
Experience configuring Linux guests in a VMware ESX environment SAN/NAS/Storage solutions
experience with NetApp, NFS, or related technologies
Ability to develop a complete disaster recovery and system backup plan with the responsibility
of producing and maintaining all system documentation
Expertise in developing automated scripts for monitoring or analyzing the operation of
infrastructure, including Nagios scripts, log file reporting, Spacewalk/RedHat Satellite and
Puppet scripts
Experience working with F5 web load balancing systems a plus
Must be able to participate in a 7/24/365 on-call rotation
Must be able to work evenings and/or weekends and/or during change windows outside of
normal business hours
Must be able to work with minimal supervision, is self-motivated and able to define, plan and
implement long-term goals, tasks and projects
Ability to technically lead a project through the lifecycle and consult with the customer on
business requirements
Excellent problem solving, multitasking, troubleshooting skills and attention to details are
required to work in this challenging and dynamic environment
Very strong interpersonal, customer service, result oriented and team building skills are
essential
Have excellent communication skills – written, verbal, and presentation

Please fill the below needful details and attach your updated resume,VISA copy and DL copy.

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