Sr System Admin

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in 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 while driven by a common purpose – to uplift everyone, everywhere by being the best way to pay and be paid.

Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.

Visa’s Corporate IT (CIT) group is undergoing a strategic transformation to become a world-class engineering organization—one that puts customer experience and end-user support at the forefront. As part of this evolution, we are seeking a highly skilled and detail-oriented Senior Systems Administrator to join our Corporate Technology Support team.

In this individual contributor role, you will provide expert-level (L2) support for Windows and Mac workstations, handling escalations from first-level support. You’ll be responsible for diagnosing and resolving complex technical issues, optimizing system performance, enhancing security, and ensuring scalability across our environment.

Key Responsibilities:

• Deliver advanced troubleshooting and resolution for Windows/Mac workstation issues escalated from L1 support.
• Maintain and support software applications, ensuring high availability and performance.
• Collaborate cross-functionally to resolve technical challenges and drive continuous improvement.
• Implement best practices in system administration, security, and performance tuning.
• Contribute to problem management efforts and proactively identify areas for service enhancement.
• Communicate effectively with stakeholders and present technical information clearly through visual and written formats.

Ideal Candidate:

• Highly organized with strong communication and visual presentation skills.
• Proven experience in enterprise-level desktop support and systems administration.
• Passionate about delivering exceptional end-user experiences and driving operational excellence.

This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager.

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.



Preferred 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.

•Expert level troubleshooting on Windows operating environment.

•Experience with scripting using PowerShell, or similar.

•Experience in troubleshooting hardware and software problems

•Experience with BigFix or Intune or SCCM

•Experience creating installation/packaging/deployment scripts.

•Experience with network infrastructure (LAN,WAN,Wi-Fi).

•Excellent communication & collaboration skills, Learning, Adaptability & Problem-solving.

•Experience with Windows server 2016/2019/2019 Core and VMware.

•Automation using PowerShell scripting.

•Good problem-solving skills with focus on troubleshooting issues in complex production environments. Also, with problem management providing RCAs.

•Willing to learn new technologies and software, thinking out of the box, questioning the norm and innovative.

•Will work closely with areas across Visa including, Operations, Engineering, Service Product office, and Global Open System Development Lines.

•Must have a strong commitment to execution, follow through and timely communication. A good team player with excellent communication and collaboration skills, with experience working in a global environment

•Experience leading and collaborating with small to medium sized teams working in an onsite/offshore mode

•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.

•Will work closely with areas across Visa including, Operations, Engineering, Service Product office, and Global Open System Development Line.

•The candidate will be heavily involved in ensuring team meets all SLA's and team objectives.

•Must have a strong commitment to execution, follow through and timely communication

•Will be expected to work on-call rotation.

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.