DevOps Engineer

  • London, United Kingdom
  • Full-time

Company Description

As the world's leader in digital payments technology, Visa's mission is to connect the world through the most creative, reliable and secure payment network - enabling individuals, businesses, and economies to thrive. Our advanced global processing network, VisaNet, provides secure and reliable payments around the world, and is capable of handling more than 65,000 transaction messages a second. The company's dedication to innovation drives the rapid growth of connected commerce on any device, and fuels the dream of a cashless future for everyone, everywhere. As the world moves from analog to digital, Visa is applying our brand, products, people, network and scale to reshape the future of commerce.

At Visa, your individuality fits right in. Working here gives you an opportunity to impact the world, invest in your career growth, and be part of an inclusive and diverse workplace. We are a global team of disruptors, trailblazers, innovators and risk-takers who are helping drive economic growth in even the most remote parts of the world, creatively moving the industry forward, and doing meaningful work that brings financial literacy and digital commerce to millions of unbanked and underserved consumers.

You're an Individual. We're the team for you. Together, let's transform the way the world pays.

Job Description

<p><strong>What's it all about? </strong></p><p>In order for Visa to deliver on the vision of the best way to pay and be paid for everyone, everywhere, the IAAS Systems and Storage & Engineering (ISSE) team €“ a part of the Operations & Infrastructure organisation €“ must provide best-in-class infrastructure services that are secure, scalable, continuously available, and run on software-defined infrastructures.</p><p>If you're passionate about and experienced with cloud and containerization, you can be part of ISSE Cloud Infrastructure Engineering Team, which is responsible for the private cloud environment and associated infrastructure management solutions at Visa, specifically in designing and deploying multi-hypervisor based cloud and Kubernetes based container platforms. Your main focus will be on Kubernetes, microservices architecture, and cloud technologies. As part of this self-driven team, you will have total ownership of the solutions we provide for our customers making availability, performance, security, and reliability critical to our success. We need to do this all at global scale, as well, so continual, iterative improvements in our process, technology, tools, and automation will be essential to allowing us to meet those goals as well as focus on the things that add value for our players.</p><p>The ideal candidate is a technology savvy with deep knowledge of Kubernetes, Microservices, Golang, Python, Ansible and CI/CD process. Able to work on opensource projects, able to contribute and commit the code to upstream opensource projects. Candidate should have familiarity with Opensource projects such as Service Mesh (Istio/Linkerd), Prometheus/Grafana, Opentracing, and Servicegraphs.</p><p> </p><p><strong>What we expect of you, day to day. </strong></p><ul><li>Design and implement agile innovative infrastructure solutions/infrastructure management solutions that take advantage of technology advances that allow cost reduction, standardisation and commoditization</li><li>Design, implement and integrate management solutions to effective manage private cloud implementation(Docker, Kubernetes, Service Mesh) at Visa's data centres across the globe, ensure reliability, elasticity and security</li><li> Identify, evaluate, select and engineer highly reliable container scheduling and orchestration solutions that are extremely secure enabling Operations to manage environments simply and effectively, ensure on time, on budget, and quality delivery of shared container platform</li><li>Collaborate with the team to evolve the containerisation ecosystem, establish and mature standards and integration for infrastructure management domains - logging, monitoring, configuration management and orchestration. Identify and implement standard toolsets to reduce complexity and support operational goals for increasing automation across the enterprise</li><li>Champion the adoption of open infrastructure management solutions that are fit for purpose yet forward the Visa goals to keep technology relevant</li><li>Work closely with geographically distributed teams on technical challenges and process improvements</li><li>Evangelise the cloud and container management platform standards and capabilities, gain insights of the workflows of Product Development, Engineering and Operations teams, ensure platform relevance and drive adoption, enable the application transformation from monolithic to microservices</li></ul><p> </p>


<p><strong>What we're after... </strong></p><ul><li>Bachelor's degree or higher or equivalent working experience</li><li>Substantial experience as DevOps engineer working on automating infrastructure tasks.</li><li>Experience in the cloud, and in containers with focused on DevOps and service-based systems engineering</li><li>Experience managing production Kubernetes infrastructure with CNI, and CSI drivers</li><li>Extensive experience automating system tasks and infrastructure using a scripting language (Golang or Python), with configuration management tools (Ansible), service registry and discovery tools, infrastructure orchestration tools (Ansible, and Terraform), and automated imaging tools (Packer)</li><li>Experience in automating at least one public cloud deployments (AWS, Azure, Google Cloud)</li><li>Experience using and optimizing monitoring and trending systems (Sysdig, Prometheus, Grafana), log aggregation systems (ELK, Splunk, Fluentd), and their agents.</li><li>Basic experience in Service Mesh (Istio or Linkerd)</li><li>Deep understanding of the Software Development Life Cycle including Continuous Integration and Continuous Deployment (CI/CD) pipeline architecture (Jenkins, GitLab, Drone) including deployments into Kubernetes environments using tools such as Flux or Keel.</li><li>Experience with developing microservice-based HTTP applications and servers</li><li>Able to understand the security tools and best practices: CIS Benchmarking, OS hardening, vulnerability scanning, system auditing</li><li>Experience performing full stack load testing in order to identify and address hardware, network, system, or application bottlenecks</li><li>Networking experience both within Linux and with Cisco or Juniper network routers and switches</li><li>Desire to be part of an incredible team. That means being someone the team can count on, who communicates honestly and respects others and their views, who adapts quickly to changing priorities, drives positive change, and is committed to giving 100%.</li><li>Strong analytical skills, able to work independently to solve complex engineering problems. Make independent judgments/decisions within established guidelines</li><li>Communicate well with others both verbally and in writing and be able to effectively interact with  peers, management and other outside contacts</li><li>The ability to gather and understand business requirements, translate them into technical/operational requirements</li><li>High degree of initiative and sense of urgency, comfortable with ambiguity as needs change on a regular basis</li><li>Self-confident, commands technical authority and respect at all levels</li><li>Demonstrable teamwork attitude, ready to initiate collaboration and resolve conflicts</li></ul>

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.
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