System Administrator - REF9295G

  • Full-time
  • Job Family Group: Technology and Operations

Company Description

Common
Purpose, Uncommon Opportunity
. Everyone at Visa works with one goal in mind - making sure that Visa is the best way to pay and be paid, for everyone everywhere. This is our global vision and the common purpose that unites the entire Visa team. As a global payments technology company, technology is at the heart of what we do: Our VisaNet network processes over 13,000 transactions per second for people and businesses around the world, enabling them to use digital currency instead of cash and checks. We are also global advocates for financial inclusion, working with partners around the world to help those who lack access to financial services join the global economy. Visa's sponsorships, including the Olympics
and FIFA™ World Cup, celebrate teamwork, diversity, and excellence throughout the world. If you have a passion to make a difference in the lives of people around the world, Visa offers an uncommon opportunity to build a strong,thriving career. Visa is fueled by our team of talented employees who continuously raise the bar on delivering the convenience and security of digital currency to people all over the world.

Join our team and find out how Visa is everywhere you want to be.

Job Description

Position Summary
System Administrator is of an individual contributor responsible for applying skills and knowledge to perform specified support functions. As part of the team - will be responsible for supporting critical applications and ensure the stability of the applications by performing proactive maintenance activities, engage in automation activities, do root cause analysis and remediation. Knowledge of production support processes such as incident/change/problem management, call triaging, and escalation procedures.

Essential Job Functions and Responsibilities:

  • Essential Job Functions and Responsibilities:

  • Scripting, automation, and Self-Service related experience necessary

  • Installation, configuration, maintenance, and troubleshooting of Windows 2003/2008/2012/2016 servers and related SOE software packages

  • Windows Core administration, command line remote administration, scripting critical for large deployments and consistent configuration

  • ESXi, vSphere systems administration and support including vMotion, HA, DRS, vCenter Operations Manager, vCenter Service Manager, vCenter Configuration Manager, Site Recovery Manager

  • Microsoft Hyper-V systems administration at the hypervisor level as well as virtual server; high available configuration, mitigating troubleshooting services, rapid return to service in the event of an outage

  • Security Remediation process (vulnerability assessment and patch management)

  • Administration of Microsoft System Center Configuration Manager (SCCM) for software updates & patches deployment

  • Identify automation/innovation opportunities in BAU environment and create tools/scripts to automate and schedule routine administration tasks

  • Will need some basic understanding of SAN and NAS storage environment

  • Basic to advanced support of converged environment comprising Unified Computing Environment (Cisco UCS) & Shared infrastructures (HP C7000 chassis enclosures)

  • Manage and support at least 2 of the following third party monitoring and automation tools: Netcool, Splunk, BMC Patrol, Opnet, BMC Blade logic, BMC BAO

  • BAU operational support of Wintel infrastructure with sound knowledge of ITIL v3 processes such as Incident, Change, Problem and Release Management

     

  • Required Skills

  • Operating Systems Administrations Skill: Windows 2003/2008/2012/2016/CORE

  • Virtualization Administration: VMware ESX & Microsoft Hyper-V

  • Server system: HPE, DELL, Vblock, UCS

  • Strong expertise of automation technologies including scripting, PowerShell, PowerCLI, VBScript

  • Monitoring, Tuning, Troubleshooting, and root cause analysis

  • Maintains expertise across multiple infrastructure domains

  • Strong organization and analysis skills

  • Strong focus on quality and customer service

  • Must be able to multitask and prioritize work

  • Strong analytical and practical problem solving skills

     

     

Qualifications

Qualifications

  • Bachelor's degree in engineering, computer science or a related field is required. Post graduate degree a plus Min 2 - 6 years' experience in windows system administration

  • Strong knowledge and experience in Scripting (PowerShell, VBscript, python, etc...)

  • Demonstrated experience in managing Enterprise Infrastructure systems including Microsoft technologies such as Active Directory, Clustering, SCCM, SCOM

  • Experience in administering medium to large scale virtualized environment utilizing VMware and Hyper-V

  • Strong understanding of networking concepts like TCP/IP, DNS and DHCP

  • Familiarity with SAN and NAS storage in Windows Server environment

  • Basic understanding of ITIL v3 processes such as Incident, Change, Problem and Release Management

  • Excellent communication skills with ability to interact with management & technical subject matter experts 

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