Citigroup NSX Support Engineer - VP in Irving, Texas
This role is responsible for supporting our VMware NSX environment including the implementation and ongoing support for internal and hybrid cloud, NSX environment builds and maintenance, and troubleshooting of the network virtualization infrastructure. Additional responsibilities include working with automation and updating products to install and maintain security updates and patches.
A solid understanding of networking and knowledge of VMware NSX is a must for this position along with experience working in a large environment with a strong DevOps and SRE focus.
Ensuring network reliability and availability through well-planned and implemented solutions
Improving network manageability and scalability
Developing, maintaining, and supporting networks in NSX/NSX-T
Monitoring the automation of network deployment and configuration, along with the integration of infrastructure (computer/storage) automation
Monitoring integration with other software-defined networking technologies
Supporting Build and Operational functions in Continuous Integration/Deployment, Provisioning, Orchestration, Configuration Management and Monitoring
Effectively handle issues and escalations, as well as resolve production problems, reporting to management on status and technical matters
Planning and execution of regular maintenance activities to continuously increase efficiency and scalability and improve speed of deployment
Provide Root Cause Analysis (RCA) post restoration of service
Provide technical/strategic direction to team members
Review requirement documents, define hardware requirements and update processes and procedures as necessary
Ensure ongoing compliance with audit and regulatory requirements for financial sector
3+ years' experience working with VMware on enterprise level with strong focus on network virtualization (VCP-NV and VCP-DCV certifications a plus)
Strong knowledge of core networking topics such as TCP/IP routing & switching, SSL/TLS, and layer-4/layer-7 load balancing tools & techniques for web applications and services
Experience working with network overlay technologies like VXLAN, OTV and EVPN/BGP
Strong understanding of Layer 2 and Layer 3 networking tools and technologies (e.g., Ethernet, IP, ARP, ping, traceroute)
Understanding of standards-based routing protocols (OSPF and BGP)
Understanding of core load balancing principles as well as Transport and Application Layer principles (persistence, monitoring [TCP, HTTP, HTTPS], cookies, etc.)
Understanding of network-based security (e.g., access lists) and security concepts (black list vs. white list)
Familiarity with container orchestration technologies (Kubernetes, OpenShift) including Container lifecycle, pods, services, controllers, API, storage, security, networking, load balancing
Knowledge of Kubernetes and OpenShift network policy, ingress/egress control, service meshes
Knowledge of challenges and solutions around network security topics such as firewalls, micro segmentation, and ‘zero trust’ approaches to network security
Understanding of container runtime application architectures and methodologies including microservices, self-healing stateless applications, and serverless architectures
Familiarity with CI-CD pipeline workflow and tools involved (bitbucket, Jenkins, Artifactory, etc)
Working knowledge of IaaS, PaaS, and SaaS cloud architectures and the capabilities and challenges involved with their implementation in cloud environment
Passion for working with new technologies and a strong desire to always be looking for better solutions to problems
Bonus if experience building and maintaining monitoring solutions for vSphere/NSX using vRealize Operations (VROPS) for reporting, troubleshooting, and capacity planning
- Bachelor’s/University degree equivalent experience
Job Family Group:
Systems & Engineering
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