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Network Systems Engineer (Pre-Sales)

Arastra, Inc.
San Diego, CA Remote Full Time
POSTED ON 6/3/2026
AVAILABLE BEFORE 7/3/2026
Company Description

Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges.

At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that 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 Best Engineering Team, 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 standards of quality and performance in everything we do.

Job Description

What You'll Work With

When you join Arista as part of the Sales Engineering team, you're not just stepping into a role; you're becoming part of a team of industry experts and technical leaders. Typically reporting to the Regional Engineering Manager, you'll be working alongside some of the most skilled field engineers in the industry. Our team prides itself on not just understanding the technology but also the business impact and aligning our solutions with the larger goals of our clients. In collaboration with our Product Management and Software Development teams, you will play a pivotal role in steering product developments, offerings, and strategic direction to best serve our customers and prospects. Supported by the expertise of our world class Arista TAC, cutting-edge proof-of-concept resources, and support of the executive team, you are well-positioned to lead and innovate within the industry.

What You'll Do
This role involves providing pre-sales technical support for our enterprise and commercial clients in the San Diego region. The Systems Engineer plays a vital role in the Arista Sales team, primarily serving as a trusted advisor to our customers, collecting their requirements, and pinpointing opportunities with existing and prospective clients.
  • You will partner with the Arista Account Managers to understand customer challenge and conduct whiteboard network architectural reviews. In addition, you will conduct Arista product presentations of Arista's Open Networking Data Center and Cognitive Campus (including Wifi) networking solutions, CloudVision (Network Automation), Security (Network Detection and Response), Endpoint Security(Network Access Control), and Real-time Fabric Monitoring solutions(Network Packet Broker.)
  • You will architect, design, and propose Arista Data Center & Campus network solutions using leaf-spine architectures (VxLAN, EVPN) and network overlays to capture additional sales.
  • Perform hands-on tests to validate customer proof-of-concept setups, Data Center and Campus network designs, and network deployments using new products and features.
  • Put together design guidelines and recommend improvements to customers for the networks they support
  • Partner with Sales Team to respond to RFP/RFQs
  • Provide feedback to Product Management and Engineering
  • Represent Arista at industry events and conferences
  • Keep up-to-date on competitive solutions, products, and services
  • Author white papers on technology and product

Qualifications
  • Bachelor's degree in technical fields preferred
  • Network Industry Certification preferred (e.g. ACE:L5, CCIE, JNCIE)
  • You possess at least 7 years of L2/L3 networking design and implementation experience
  • focusing on Data Center and Campus networks.
  • You possess expert-level expertise in routing and switching, including L2/L3 protocols, Wi-Fi is a plus.
  • Demonstrated work experience as either a Sales Engineer, Solutions Architect, Pre-Sales SE, or Network Consulting Engineer preferred
  • Previous experience with network overlays is preferred.
  • Expert knowledge in three or more of the following areas: Ethernet, RSTP/ MSTP, VLANs, IP Routing, TCP/IP, BGP, eBGP, VxLAN, EVPN, Multicast, Spanning Tree, QoS
  • Expert-level knowledge of industry-standard CLI
  • Previous experience building network automation using Python and Ansible desired.
  • Knowledge of competitive products, solutions, and services
  • Ability to write white papers a plus
  • Local/Regional candidates only

#LI-KP1

Additional Information

Compensation Information:

The new hire base pay for this role has a salary range of $125,000 to $180,000. Arista offers different pay ranges based on work location, so that we can offer consistent and competitive pay appropriate to the market. The actual base pay offered will be based on a wide range of factors, including skills, qualifications, relevant experience, and work location. The pay range provided reflects base pay only and in addition certain roles may also be eligible for discretionary Arista bonuses and equity. Employees in Sales roles are eligible to participate in Arista's Sales Incentive Plan, which pays commissions calculated as a percentage of eligible sales. US-based employees are also entitled to benefits including medical, dental, vision, wellbeing, tax savings and income protection. The recruiting team can share more details during the hiring process specific to the role and location.

Arista Networks is an equal opportunity employer. Arista makes all hiring and employment-related decisions in a non-discriminatory manner without regard to race, color, religion, sex, sexual orientation, gender identity, national origin or any other factor determined to be unlawful under applicable federal, state, or law law. All your information will be kept confidential according to EEO guidelines.

Salary : $125,000 - $180,000

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