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, tech 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.

The Corporate Infrastructure Engineering team is looking for a Staff Systems Engineer to help us deploy and manage our Secure File Transfer & Global Active Directory Services.

We are searching for a passionate engineer to join our team to help us evaluate, implement, deploy and support technologies that enable our users to collaborate around the globe. The motivated candidate should have a firm understanding Active Directory Services, with a base understanding of Windows servers, ADFS, Security fundamentals, network devices such as load balancers and Firewalls. Additionally, he/she should have a working knowledge of Globalscape SFTP solutions or other similar SFTP solutions. Engineers typically work under the guidance of SME lead engineers and managers responsible for a given area.

Responsibilities include:

• Help engineer, deploy & manage Globalscape SFTP systems & Active Directory Services in a globally distributed environment. 
• Excellent troubleshooting skills: Able to solve authentication issues, troubleshoot connectivity issues with firewalls, servers and certificates.
• Experience with integrating applications, network devices and systems with AD for authentication and directory services. 
• Solid understanding of Active Directory concepts, LDAP, Kerberos and windows security.
• Solid understanding of DNS
• Experience with AD Tools (Backup, monitoring, auditing, SIEM etc.,) is a plus.
• Experience with ADFS and ADConnect is a plus.
• Partner with Architects, Engineers and Operations individuals across a variety of services and infrastructure organizations to resolve issues, provide technical feedback, and to contribute to the overall architecture direction. 
• Analyze and isolate problems and issues while leading problem bridges while being available for 3rd level on call support when needed. 
• Enhance and improve existing infrastructure through automation and reporting. 
• Collaborate effectively with a team, utilizing excellent verbal and written communication skills. 
• Successfully deliver projects, meet project milestones, and communicate issues/risks appropriately. 
• Develop and document policies, procedures, and associated training plans for systems administration and operations teams. 
• Take handoff of problems from SME leads and work them independently to root cause.
• Own Root Cause Analysis and Problem Management for corporate Identity Management environment.
• Create and maintain system documentation for domain technologies, including installation, configuration, and appropriate troubleshooting steps.
• Improve existing processes through solutions to recurring problems and enhancements to existing solutions or documentation

• Bachelor's Degree in Computer Science preferred
• 4+ years relevant experience 
• Strong technical knowledge and experience with planning, deploying and maintaining Active Directory services in the enterprise 
• Understanding of Globalscape architecture using high availability and certificate auth
• Strong technical knowledge of LDAP, Authentication, Kerberos, DNS and windows security in general. 
• Strong technical knowledge and experience with both Microsoft Windows 2012 and 2016 Servers 
• Knowledge of Active Directory, Group Policy and Windows Server 2012/2016
• Good PowerShell scripting skills 
• Experience documenting and maintaining configuration and process information 
• Excellent client service delivery with a focus on the end user experience   
• Experience with Quest AD tools (ARS, Change Auditor, and RMAD) is a Plus.
• Must have deep and thorough understanding of monitoring best practices, preferably with Microsoft System Center Operation Manager (SCOM) understanding and experience.
• Experience troubleshooting AD,Kerberos,LDAP application connectivity issues
• Experience with Wireshark or Network Monitor or similar tools.
• Thorough understanding of Windows Server Security (IPSec,NTLM,UAC etc.,)
• Strong understanding of PKI technologies
• Knowledge of server virtualization technologies, preferably VMware and/or Microsoft technologies
• Experience with Windows and Mac Desktop Operating Systems a plus
• Self-motivated, with keen attention to detail and excellent judgment skills