Senior Systems Administrator

Company Description

Visa is a world leader in digital payments, facilitating more than 215 billion payments transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable and secure payments network, enabling individuals, businesses and economies to thrive.

When you join Visa, you join a culture of purpose and belonging – where your growth is priority, your identity is embraced, and the work you do matters. We believe that economies that include everyone everywhere, uplift everyone everywhere. Your work will have a direct impact on billions of people around the world – helping unlock financial access to enable the future of money movement.

Join Visa: A Network Working for Everyone.

Job Description

Visa Inc. needs Sr. Systems Administrator to be responsible for providing systems and application support across, in particular the Visa Corporate systems environment. This position requires applying root cause operation break fixes and other proactive maintenance activities to keep the services up and running. This is a senior professional level position and requires strong execution and analytical abilities.

The successful candidate will be a member of the End User Operations team who is in charge ofmaintaining and ensuring that the Corporate Productivity Applications are running at the optimum level. The team is also in charge in administering the Windows and Linux server OS and its relevant components, Hardware and Virtual based platform where most of the corporate applications are running.

Essential Functions:

• Provide Systems Administration to core Corporate IT Windows Server Platforms and Application like Citrix Virtual Apps and Desktops. Active Directory Technologies, Microsoft Exchange 2016/2019 (on Premise) and O365 (Cloud).
• Perform system/server security remediation and ensure that the system and application are on up to date patch levels and conform to the security standard.
• Support the development and incorporation of best practices and approaches into the company´s processes and methodologies.
• Participate in determination of root cause/solution analysis for service failure and support escalation.
• Operate in complex, highly secure, and highly available, operations environments and interact with the technology domain experts required to maintain those environments.
• Demonstrate a commitment to customer service, pro-active review of processes and procedures to continually enhance service quality, service delivery and support.
• Willing to work closely with areas across Visa including, Operations, Engineering, Service Product office, and Global Open System Development Lines.
• The candidate will be heavily involved in ensuring team meets all SLA's and team objectives.
• Execute decisive action to preserve and maintain service availability, performance, integrity, capacity and security.
• Monitor incident queues, troubleshoot issues and lead conference calls with other groups to mitigate impacts.
• Work with Engineering teams (Windows, UNIX/Linux, Network, Storage and Middleware) to translate application requirements into system requirements.
• Maintain, enhance and support, through problem analysis and resolution for the supported applications
• Application performance and data optimization (including network optimization).
• Will be expected to work weekends and/or on-call rotation.
• Able to multi task and make decisions based on technical knowledge.
• Motivated personality who is able to proactively identify additional ways to add value and contribute to a technical team.
• Lead and collaborate with small to medium sized teams working in an onsite/offshore mode
• Ensure team meets all SLA's and team objectives.

This is a hybrid position. Hybrid employees can alternate time between both remote and office. Employees in hybrid roles are expected to work from the office 2-3 set days a week (determined by leadership/site), with a general guidepost of being in the office 50% or more of the time based on business needs.

Qualifications

Basic Qualifications:

• 5+ years of relevant work experience with a Bachelor’s Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience.
• Experience with Windows server 2019 (Core)/2016.
• Experience supporting virtual environments using VMWare 7.x and Microsoft Hyper-V, Citrix Virtual Apps and Desktops (Citrix 7.x LTSR), Active Directory Technologies, Microsoft Exchange 2016/2019 (on Premise) and O365 (Cloud).