Network Enterprise Operations Engineer II

2 days ago

Oslo, Oslo County, Norway Mastercard Full time

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart, and accessible. Our technology and innovation, partnerships, and networks combine to deliver a unique set of products and services that help people, businesses, and governments realize their greatest potential.

Title and Summary

Network Enterprise Operations Engineer II Job Description Summary

Overview: As a member of Mastercard's Global Network Operations team, you will provide Level two Network support to MasterCard's global network operations command centre. With some focus on the Nordic region and under the follow-the-sun model, you will manage incident and problem queues, perform deep dive packet capture analysis to identify root causes, and work to continuously improve the network environment. Occasionally, you will provide network operational support for project deliverables, be a member of our out-of-hours on-call support rotation, and assist with training junior staff as needed.

Major Accountabilities

  1. Perform Tier II Network support to the MasterCard business.
  2. Provide Network support to project teams in support of infrastructure deliverables.
  3. Perform proactive network analysis to ensure network integrity and performance is in an optimal state.
  4. Create or update documentation to support the environment as required.
  5. Plan, coordinate, and implement changes to the network following our internal change control process.
  6. Produce reports in support of any issues resolved or progressed by you.
  7. Some on-call responsibility and occasional off hours work required.

Knowledge / Experience in some or all of the following is required:

  1. Deep understanding of BGP, IBGP, OSPF routing protocols.
  2. Knowledge of Arista routers and switches.
  3. Cisco routers/switches, ASR, ISR, Nexus 5K, 7K, 6k, 9K, 3540, 3850.
  4. Firewalls, Checkpoint, Cisco ASA, and Palo Alto.
  5. Palo Alto Global Protect, supporting cloud infra upgrades and VPN issues for remote workers.
  6. SDWAN practical exposure in supporting and maintaining SDWAN infrastructure.
  7. Aruba WiFi WAN deployments (Aruba Certified, ACSP, ACMA, ACMP, ACDX).
  8. Cisco WiFi enterprise global deployments (support experience of ISE, Flex, AP, WLC, Prime, MSE).
  9. WAN Communications (MPLS/GRE Tunneling).
  10. Knowledge of working with Telco carriers in the delivery & maintenance of MPLS/Internet circuits.
  11. Automation experience, delivering change or provisioning via the use of automation tools (Glueware, Tufin, Checkpoint CDT, Python scripting, Ansible or others).
  12. Supporting Palo Alto Prisma or Cisco AnyConnect remote VPN services.
  13. Knowledge of Cisco Fabric Path and VXLAN.

Knowledge / Experience desired:

  1. Network Appliances, Tipping point, Netscout, Fireeye, bluecoat, taps.
  2. Experience in working with file transfer protocols, Connect Direct & SFTP.
  3. Experience in Payments / Fintech industry in support of authorization traffic or file transmissions.
  4. Experience in working with an OCC or NOC in support of Incident calls.
  5. Basic UNIX/Linux scripting skills.
  6. Use of a variety of network monitoring tools.
  7. Experience of Batch/job scheduling applications (TWS).
  8. Knowledge of tandem/mainframe technology.
  9. Open, bare metal, whitebox, greybox Switching.
  10. Knowledge and experience of using ESXi based solutions.

All about You

  1. Demonstrated strong knowledge levels and experience in a Network Infrastructure Delivery environment. Experience in payments industry is a plus.
  2. Strong Communication and documentation skills.
  3. Strong analytical/problem solving skills with troubleshooting experience in a pressured environment.
  4. Experience in operating under a global follow-the-sun model.
  5. Must be able to work individually and as part of a team.
  6. Flexible and Self-motivated.
  7. Willing and able to adapt to legacy and new technologies.
  8. Fluent in English.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks come with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

  • Abide by Mastercard's security policies and practices;
  • Ensure the confidentiality and integrity of the information being accessed;
  • Report any suspected information security violation or breach; and
  • Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.
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