Senior IT Network Engineer

Location: Chennai, TN, in

Company Description

Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. Arista is a well-established and profitable company with over $8 billion in revenue. Arista’s award-winning platforms, ranging in Ethernet speeds up to 800G bits per second, redefine scalability, agility, and resilience.  Arista is a founding member of the Ultra Ethernet consortium. We have shipped over 20 million cloud networking ports worldwide with CloudVision and EOS, an advanced network operating system. Arista is committed to open standards, and its products are available worldwide directly and through partners.

At Arista, we value the diversity of thought and perspectives each employee brings. We believe fostering an inclusive environment where individuals from various backgrounds and experiences feel welcome is essential for driving creativity and innovation.

Our commitment to excellence has earned us several prestigious awards, such as the Great Place to Work Survey for Best Engineering Team and Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest quality and performance standards in everything we do.

Job Description

Who You’ll Work With

At Arista Networks, you will work with the global IT Network team, Data Center Operations, Security, and Cloud teams to design, deploy, and support the corporate network. You’ll also collaborate with cross-functional stakeholders to implement network enhancements, ensure reliability, and drive automation initiatives.

What You’ll Do

• Contribute to the design, implementation and ongoing management of the corporate IT network.
• Gather requirements and design solutions to meet global network infrastructure needs.
• Monitor, manage, and maintain network health and integrity.
• Perform on-call duties as member of the on-call rotation team. 
• Perform after-hours change implementations as required. 
• Manage network projects from instantiation to completion. 
• Interface with internal security team to design and continuously deliver security-related enhancements.
• Analyze data and define network capacity models and performance metrics.
• Develop automated methods to mitigate and remediate network events and minimize operational complexity. 
• Strive towards optimizing the network in every possible way.

Qualifications

•  Bachelor’s Degree in Electronics/ Telecommunications, Computer Science / Computer Engineering or equivalent.
• 5+ years’ experience with Layer 2 protocols and associated enhancements such as LACP, L2 ECMP, MLAG, 802.1d/w/s, 802.1x 
• 5+ years of in-depth experience with Layer 3+ protocols such as IPv4, TCP, UDP.
• 5+ years of in-depth experience with routing protocols such as OSPF, BGP.
• 3+ years of experience with stateful firewalls, non-stateful filtering and packet inspection.
• 1+ years of experience in designing and implementing VXLAN.
• 1+ years of experience with any of the major cloud providers – AWS, GCP, Azure, OCI
• Extensive knowledge in one or more of the following areas: VPN (DMVPN, GRE, IPSec/SSL VPNs) /Wireless (802.1a/b/g/n/ac/ax) 
• Knowledge of Network management utilizing the standard protocols like SNMP, Syslog, SFlow, IPFIX etc. 
• Strong troubleshooting skills and effective troubleshooting methods involving all 7 layers of the OSI model. 
• Background in Linux is a plus. 
• Experience in programming or scripting in the network automation area is a plus.
• Knowledge in Cloud management and orchestration systems is a plus. 
• Ability to operate independently in a fast-paced environment with limited supervision.
• Certifications – Arista ACE/CCNA/CCNP preferred. CCIE in R/S is a plus. 

Product Knowledge: 

• Arista / Cisco switching and routing product line.
• Palo Alto Firewalls, ZScaler 
• Arista/Aruba / Cisco Wireless networking product line. 
• Network monitoring tools – Logic Monitor, Nagios, NetBrain, Splunk, SumoLogic, etc.

Additional Information

Arista stands out as an engineering-centric company. Our leadership, including founders and engineering managers, are all engineers who understand sound software engineering principles and the importance of doing things right.

We hire globally into our diverse team. At Arista, engineers have complete ownership of their projects. Our management structure is flat and streamlined, and software engineering is led by those who understand it best. We prioritize the development and utilization of test automation tools.

Our engineers have access to every part of the company, providing opportunities to work across various domains. Arista is headquartered in Santa Clara, California, with development offices in Australia, Canada, India, Ireland, and the US. We consider all our R&D centers equal in stature.

Join us to shape the future of networking and be part of a culture that values invention, quality, respect, and fun.