Systems Administrator (Linux/Unix)
Our Purpose is to... Uplift everyone, everywhere by being the best way to pay and be paid.
About Us
Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.
At Visa, you'll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.
Join Visa and do work that matters – to you, to your community, and to the world. Progress starts with you.
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, Kubernetes, OpenShift, etc.)
OpenShift/Docker/Kubernetes deployment, configuration, scaling and management of containerized applications.
Contribute to automation and self‑service patterns (templates, scripts, IaC modules) that enable rapid, standardized environment creation for experimentation and production GenAI workloads
Openshift Enterprise 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.)
Scripting and automation skills converting manual and maintenance functions into fully orchestrated automation.
Sharing technical and customer knowledge in a helpful and timely fashion
Responsible for partnering with the Platform, Engineering and Delivery Teams to deliver seamless infrastructure support for all Visa business lines
Security Remediation process (vulnerability assessment and patch management)
Contribute to standardized and document operational procedures
Responsible for adherence of established ITIL practice such as Incident, Change, Problem and Release Management
This is mostly in-office position.
Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.
Qualifications
Basic Qualifications:
Bachelor's degree, OR 3+ years of relevant work experience
Preferred Qualifications:
Bachelor's degree, OR 3+ years of relevant work experience
Bachelor’s degree in computer science / computer engineering, Information Systems or related field.
Minimum GPA of 3.0 out of 4.0 (or equivalent scale)
Six months of Unix/Linux system administration/Containers experience preferred
Scripting knowledge/experience (Python)
Knowledge in Cloud platforms preferred (AWS, Microsoft Azure, Google Cloud Platform etc.)
Knowledge in Configuration management tools (Chef, Ansible, terraform etc.)
Basic understanding of ITIL v4 processes such as Incident, Change, Problem and Release Management
Good knowledge of networking concepts like TCP/IP, DNS and DHCP
Experience working with Microsoft Office (Word, Excel, Outlook, PowerPoint) and SharePoint
Good understanding of Software Engineering concepts and methodologies
Perform root cause analysis and track defect resolution to completion
Team player who can work independently with general supervision
Work closely with application teams in ensuring best practices are followed and the infrastructure automation can be self-service
Self-motivated with the ability to exercise independent judgment with minimal direction from supervisor
Ability to coordinate activities within cross-divisional and cross-functional teams
Excellent verbal, written, skills demonstrated ability to effectively communicate technical and business issues and solutions to multiple organizational levels internally and externally
Ability to understand and adopt processes, project management techniques, methodologies, and best practices
Be scheduled On-Call to support the infrastructure and our systems
Strong analytical and problem-solving skills
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.