Sr System Administrator - Kubernetes

  • Ashburn, VA, USA
  • Full-time

Company Description

Visa Technology and Operations LLC is a Visa company. 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.

Job Description

Position can be located at either the Ashburn or Denver location

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, 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.

Job Description

As a member of the System Administration team, you are responsible for applying skills and exercising knowledge to perform specified support functions. As part of the team -You will support critical applications and ensure the stability of services by performing dedicated maintenance activities. You engage in automation activities, perform root cause analysis (RCA), and remediation. Knowledge of production support process including incident/change/problem management, call triaging, and critical issue resolution procedures. 

ESSENTIAL JOB FUNCTIONS AND RESPONSIBILITIES:

  • Infrastructure Operations and Production Support of container technologies and orchestration platforms (Docker UCP Swarm and Kubernetes)
  • Docker/Kubernetes deployment, configuration, scaling and management of containerized applications.
  • Openshift Enterprise implementation and Support
  • Working with tools surrounding the Kubernetes ecosystem such as helm, kubeadm, Sysdig, Prometheus, Grafana, FluentD etc.
  • Working with configuration management tools (Chef, Ansible, terraform etc.)
  • Working on Software Defined technologies (SDN and SDS)
  • Responsible for partnering with the Platform, Engineering and Delivery Teams to deliver seamless infrastructure support for all Visa business line
  • Security Remediation process (vulnerability assessment and patch management)
  • Contribute to standardize and document operational procedures
  • Responsible for adherence of established ITIL practice such as Incident, Change, Problem and Release Management
  • Supporting a 24x7 Operational environment, requiring shift support

Qualifications

Qualifications

Basic Qualifications:

  • 4 years of work experience with a bachelor’s degree in computer science or related
  • Python experience

Preferred Qualifications:

  • At least 4 years hands-on experience with containers in Production Environments - Docker, Openshift, Kubernetes preferred
  • 2+ years of Scripting experience (Shell, Python ) and Systems Administration skills
  • Knowledge in YAML/JSON, Jenkins
  • Experience with configuration management tools (Chef, Ansible, terraform etc.) is must
  • Hardening, securing the Kubernetes cluster with monitoring and auditing dashboards
  • Knowledge  in infrastructure technologies such as HP and DELL hardware (Blades and Rack servers)
  • Deep understanding of networking concepts
  • Working knowledge any SDN and SDS
  • Work closely with application teams in ensuring best practices are followed and the infrastructure automation can be self-service
  • Strong understanding of process orientation, understanding of project management techniques, methodologies and best practices

Additional Information

Travel Requirements

This position requires the incumbent to travel less than 10% of the time.

Work Hours

Incumbent must make themselves available during core business hours.

Mental/Physical Requirements

This position will be performed in an office setting.  The position will require the incumbent to sit and stand at a desk, communicate in person and by telephone, frequently operate standard office equipment, such as telephones and computers, reach with hands and arms, and bend or lift up to 25 pounds.

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.

All your information will be kept confidential according to EEO guidelines.

 

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