Zscaler Digital experience (ZDX) is an offering from Zscaler to measure and improve end users' digital experience. Purpose built with today's cloud applications in mind, it gives visibility into performance issues faced by users in accessing applications and helps triage problems faster. Join us to build a web scale user experience platform.
Responsibilities:
Simulate, design and create network topologies for testing and demos.
Comprehend and troubleshoot transport networks and topologies.
You will be working on network design and build components of a large-scale distributed system with a keen sense for high performance and scalability, troubleshoot issues with a hawkish acumen, work with Operations and Support (when needed) to help keep a healthy cloud and happy customer and at the end of the day – display accountability and sense of ownership of areas assigned to you.
You will be expected to participate in all phases of the product development cycle, from definition, design, through implementation and test.
Minimum Qualifications:
8+ years as network solutions engineer or architect
Solid understanding of Networking Concepts
Ability to simulate, recreate and debug various customer network topologies
Knowledge of simulating various network and traffic conditions
Scripting and Automation experience with Python
Good Experience with Network Topologies, Layer 2 and Layer 3 protocol deployment
Datapath Networking : IPv4, IPv6, routing and switching, MPLS, Tunneling Protocols like GRE
Keen familiarity with tools and equipment like traceroute, ping, iperf, Ixia and Spirent etc.
Knowledge of VPNs, Load balancers, IPS/IDS, Firewalls, Cloud networking
Knowledge of DNS, DHCP, IPsec
Familiarity with GCP or AWS or Azure
Sound knowledge of Unix/ Linux systems and networking internals
Experience with Virtualisation technologies like QEMU , VMWare
Networking certifications like CCNP, CCIE Routing and Switching
Very good problem solving, debugging and troubleshooting skills
Excellent verbal, written and interpersonal skills
Self-starter takes initiative & ownership, identifies, and completes tasks; goal driven
Ability to work with remote teams, handle multiple tasks, prioritize, and meet deadlines
Preferred Qualifications:
Understanding of TCP/IP protocol stack, http, TLS, PKI and other related protocols and products
Familiarity with programming languages: C, Rust
Good understanding of distributed systems and microservice architectures
Knowledge of Algorithms and Data Structures
Strong software design, profiling, and verification skills
Strong in fundamentals - High-performance Computing, Event-based programming, Multi-threading, Memory optimization, Fault Tolerance etc.
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