Network Infrastructure

**Company Description**
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.

Essential Functions:

- Provide Systems Administration to core Corporate IT Server Platforms, Network and Application.
- 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.
- Must have a strong commitment to execution, follow through and timely communication.
- 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.
- Good problem-solving skills with focus on troubleshooting issues in complex production environments
- Willing to learn new technologies and software, thinking out of the box, questioning the norm and innovative.
- Will be expected to work on-call rotation.
- Proficient in using tools for system and network monitoring
- Good written and verbal communication skills.
- Able to multitask and make decisions based on technical knowledge.
- Experience working with offshore and globally distributed teams.

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

Basic Qualification:
Bachelor's degree, OR 3+ years of relevant work experience

Preferred Qualifications
Bachelor's degree, OR 3+ years of relevant work experience
Minimum CCNP or similar vendor certification required
- Experience and In-depth knowledge with Network and Windows system administration activities
- Experience Installing, configuring, and patching Windows Server operating systems on physical and virtual servers.
- Implementing and maintaining system security policies
- Performing backups and disaster recovery procedures
- Advanced understanding of Cisco routing and switching
- Expert level knowledge of switching and routing protocols (BGP, OSPF, LACP, Spanning Tree)
- Advanced level knowledge of Cisco VPN networking (Firepower, ASA, IPSEC)
- Broad knowledge of TCP/IP, MPLS, WAN, LAN and WLC based wireless networking
- Working knowledge of SASE solutions
- Working knowledge of Arista switching
- Knowledge of SD-WAN technologies, ideally Silver Peak.
- Working knowledge of Cloud, Azure and Hybrid computing
- Knowledge automation tools, ideally SolarWinds and Catalyst Center.
- Experience creating low-level network design documentation including detailed Visio diagrams.

**Additional Information**
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.