Senior Integrated Systems Engineer

About us:

Arista Networks was founded to pioneer and deliver software driven cloud networking solutions for large datacenter storage and computing environments. Arista's award-winning platforms, ranging in Ethernet speeds from 10 to 400 gigabits per second, redefine scalability, agility and resilience. Arista has shipped more than 20 million cloud networking ports worldwide with CloudVision and EOS, an advanced network operating system. Committed to open standards, Arista is a founding member of the 25/50GbE consortium. Arista Networks products are available worldwide directly and through partners.

About the job

Arista Networks is looking for world-class software engineers to join our Extensible Operating System (EOS) software development team.As a core member of the EOS team, you will be part of a fast-paced,high caliber team-building features to run the world's largest data center networks.Your software will be a key component of Arista's EOS, Arista's unique, Linux-based network operating system that runs on all of Arista's data center networking products.

The EOS team is responsible for all aspects of the development and delivery of software meant to run on the various Arista switches.You will work with your fellow engineers and members of the marketing team to gather and understand the functional and technical requirements for upcoming projects.You will help write functional specifications, design specifications, test plans, and the code to bring all of these to life.You will also work with customers to triage and fix problems in their networks. Internally, you will develop automated tests for your software, monitor the execution of those tests, and triage and fix problems found by your tests.At Arista, you will own your projects from definition to deployment, and you will be responsible for the quality of everything you deliver.

This role demands strong and broad software engineering fundamentals, and a good understanding of networking including capabilities like L2, L3, and fundamentals of commercial switching HW.Your role will not be limited to a single aspect of EOS at Arista, but cover all aspects of EOS.

Responsibilities:

• Write functional specifications and design specifications for features related to forwarding traffic on the internet and cloud data centers.
• Independently implement solutions to small-sized problems in our EOS software, using the C, C++, and python programming languages.
• Write test plan specifications for small-sized features in EOS, and implement automated test programs to execute the cases described in the test plan.
• Debug problems found by our automated test programs and fix the problems.
• Work on a team implementing, testing, and debugging solutions to larger routing protocol problems.
• Work with Customer Support Engineers to analyze problems in customer networks and provide fixes for those problems when needed in the form of new software releases or software patches.
• Work with the System Test Engineers to analyze problems found in their tests and provide fixes for those problems.
• Mentor new and junior engineers to bring them up to speed in Arista’s software development environment.
• Review and contribute to the specifications and implementations written by other team members.
• Help to create a schedule for the implementation and debugging tasks, update that schedule weekly, and report it to the project lead.

Qualifications:

• BS Computer Science/Electrical Engineering/Computer Engineering 3-10 years experience, or MS Computer Science/Electrical Engineering/Computer Engineering + 5 years experience, Ph.D. in Computer Science/Electrical Engineering/Computer Engineering, or equivalent work experience.
• Knowledge of C, C++, and/or python.
• Knowledge of UNIX or Linux.
• Understanding of L2/L3 networking including at least one of the following areas is desirable:

1. IP routing protocols, such as RIP, OSPF, BGP, IS-IS, or PIM.
2. Layer 2 features such as 802.1d bridging, the 802.1d Spanning Tree Protocol, the 802.1ax Link Aggregation Control Protocol, the 802.1AB Link Layer Discovery Protocol, or RFC 1812 IP routing.

• Ability to utilize, test, and debug packet forwarding engine and a hardware component’s vendor provided software libraries in your solutions.
• Infrastructure functions related to distributed systems such as messaging, signalling, databases, and command line interface techniques.
• Hands on experience in the design and development of ethernet bridging or routing related software or distributed systems software is desirable.
• Hands on experience with enterprise or service provider class Ethernet switch/router system software development, or significant PhD level research in the area of network routing and packet forwarding.
• Applied understanding of software engineering principles.
• Strong problem solving and software troubleshooting skills.
• Ability to design a solution to a small-sized problem, and implement that solution without outside help.Able to work on a small team solving a medium-sized problem with limited oversight.

Resources:

• Arista's Approach to Software with Ken Duda (CTO): https://youtu.be/TU8yNh5JCyw
• Additional information and resources can be found at https://www.arista.com/en/

Installation, Configuration and Troubleshooting of Network Equipment e.g CCTV Camera, Network Switch, Router, Wi-fi, Server and Desktop computer etc. Willing to travel entire India based on project requirement.

• Support for Incident and Request management tasks as assigned.
• Administration and understanding of the following network services to support Incident and Request tasks as assigned:
• Palo Alto Firewalls
• LAN Routing and Switching
• Microsoft Azure Networking – Vnets, Express Route, Vnet Peering, VPN Gateways
• LAN to LAN VPN Tunnels
• Arista Network devices
• Work with Networking Monitoring tools such as one or more of the following: Solar Winds, Splunk, Prime, NetMRI, Nagios
• Work directly with telecom carriers and Network infrastructure maintenance providers as needed, such as Verizon, Tata, Bharti, and Cisco.
• Maximize network performance by monitoring performance, troubleshooting network problems and outages, scheduling upgrades, and collaborating with network architects on network optimization
• Supports routing and switching and work on BGP, OSPF protocols
• Support China retail store infrastructure and data center through on-call rotations

QUALIFICATIONS:

• Graduate or above
• 6-7 years experience in LAN/WAN Routing including 2 or more years of LAN/WAN Administration experience within a multi-platform technical environment.
• In-depth understanding of voice and/or data technologies and subject matter expert in at least one area.
• Cisco Certified or equivalent combination of knowledge and experience.
• Understanding on IPsec, VPNs, GRE, NAT/PAT over varied platforms
• Expert knowledge of all LAN switching technologies eg Spanning Tree, VLAN management, and VTP concepts on Cisco, Nexus, and Arista
• Good understanding of MPLS routing and OSPF routing

• Develop embedded Linux Applications
• Work with a worldwide team to integrate the product to meet the requirement

Required Qualifications:

• Degree in Computer Science from a top-tier institution
• Relevant full-time work experience of 4+years
• Strong foundation in computer science, Object-Oriented software, unit testing & test automation with scripts
• Ability to self-teach.

Mandatory Technical Skills:

• Expert level programming in C/C++
• Linux systems programming, data structures & algorithms
• Networked applications

Desirable Technical Skills:

• Linux Board Bring up, device drivers would be an advantage

RESPONSIBILITIES AND QUALIFICATIONS

Responsibilities

+ Design, build and maintain low latency, high-performance electronic trading platform components, with a focus on market data, exchange and client connectivity and risk controls.

+ Deliver continuous optimization for latency, scale and resiliency improvements.

+ Participate in system builds for various markets globally, have curiosity and interest in understanding market microstructure details, work closely with engineering, sales and product teams globally for successful delivery of projects.

+ Basic Qualifications

+ Bachelors or Masters degree in computer science or engineering or equivalent experience

+ 5+ years of professional experience developing deterministic high performance, low latency systems in python/C++ (counted in single digit microseconds)

+ Prior experience with FIX and binary exchange connectivity and market data protocols preferred

+ Strong knowledge of object oriented programming, data structures, algorithms and design patterns

+ Critical path analysis, performance optimization and hardware acceleration.

+ Linux systems programming experience including memory management, concurrent programming infrastructure, and the networking stack

+ Experience developing distributed architecture systems and messaging protocols

+ Strong analytical and problem solving skills

+ Comfortable in a fast-paced environment, self-motivated, results driven and commercially focused

Preferred Qualifications

+ Software development in python/C++ in the context of high performance (low- latency, high-throughput) real-time computing.

+ Familiarity with STL and C++11 language extensions, Boost

+ Network programming (sockets, TCP/UDP/Multicast protocols)

+ Multi-threading, concurrent programming

+ Intimate knowledge of compilers, flow of data at hardware level (memory/ caches, buses) + Some experience with FPGA or other hardware acceleration technologies

+ Experience processing large static datasets as well as high volume ticking data sources

+ Over 3 years' experience in Financial industry (Plus)

• Perform technical feasibility studies of new technologies and architectures, including evaluation of OTS cloud offering.
• Generate entire software image for the target device, including the kernel, device drivers, libraries, and application software, and the bootloader for proprietary IOT connectivity device(s).
• Software packaging with RPM building and management
• Define the process to upgrade the new Linux package to existing hardware at customer premises
• Configuration and Troubleshoot of the proprietary IOT connectivity devices for internal R&D teams during their development and verification
• Automate the creation and distribution of keys and certificates
• Understand, implement, and automate security controls for IoT connectivity devices.
• Tune server and application-level performance monitoring and alerting.
• Help define our roadmap and architecture based on technology and business needs, considering architectural issues and tradeoffs
• Understand and manage integration points with other systems that interface with your applications
• Supports development of project plans, including scope, budget, schedules, and risk management.
• Works closely with the business analysts, software development and verification team, the functional manager, and the program manager.
• Collaborate and work with global teams in multiple locations.
• Interface with Global Privacy and Security team for the IoT Gateway understand security risks and recommendations and provide solutions to mitigate the security risks

• Bachelor’s degree in Computer Networking / Computer Science / Software Engineering or a related field
• 12+ years of hands-on experience in Networking, shell scripting, and Linux internals, with a development background.
• Strong understanding of Networking concepts like VPC, Route tables, Host base router firewall, SSH, NAT, DNS, DHCP, SNMP, Virtual IPs, VPN
• Linux System Administration and Networking work experience
• Configuring Firewalls(IP tables/firewall) and security software
• Able to generate Linux packages, and configure based on business needs.
• Passion for cybersecurity. Ability to build secured Linux packages with antivirus and security patches.
• Shell, Python scripting experience
• Basic SQL skills
• Ability to work with cross-functional and remote teams. Must be able to communicate in English, both written and verbal.
• Interpersonal skills to effectively collaborate with vendors and customers.

• Experience with Agile Scrum
• Development background in Java/C++
• DevOps knowledge
• Knowledge on javascript

∙ Computer Science related Bachelor's Degree or equivalent experience 

∙ Min 2 years of experience on GCP / AWS / Azure cloud system ( Overall 5+ years of experience) 

∙ Familiarity with LAMP stack technologies, experience supporting 

∙Must be capable of working on Linux System. 

∙ Familiarity with SQL, Apache, File storage, Load Balancers and Agile methodologies ∙ Knowledge of shell scripts, Linux system administration. 

∙ Strong DNS management and automation background 

∙ Strong scripting (bash, php, perl) skills 

∙ Good understanding of TCP/IP networking and troubleshooting 

∙ Clear communication and documentation of projects and procedures 

∙ Strong problem solving skills 

∙ Demonstrated ability to manage timelines, dependencies, deliverables, milestones and resource allocation and management in projects. 

∙Strong Cloud Architecture experience. 

∙Cloud Security 

∙Added Advantage with knowledge of Microservices/API/ Queue systems 

∙knowledge of cloud computing technologies and current computing trends. ∙Understanding and willingness to embrace CI/CD and automation tooling such as Jenkins and GIT 

Responsibilities: 

∙ Set up technical server infrastructure, providing technical assistance to development teams, monitoring site performance, and troubleshooting issues when they arise.

∙ Set up and maintain a development server environment and a live server environment with a process for testing and deploying changes to live sites. 

∙ Take an active role in designing, implementing and maintaining a scalable and robust enterprise server environment. 

∙ Administer Apache web server, Load balancer and MySQL Server 

∙ Work on System Security and IPTable configuration 

∙ Optimize servers for high traffic, security, and other system issues. ∙ Evaluate and propose new or improved system architecture. 

∙ Document system configuration, processes, and procedures. 

∙ Share responsibility with team members for rotating on-call duties.