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AR
Arista Networks

Application Support Engineer

Salary$71k – $126k
LocationDenver Metropolitan Area, Colorado, us
Typefull-time
SenioritySenior
Experience5+ yrs
DepartmentCustomer Support
EquityIncluded
Company size5,001–10,000 people
PostedJun 16, 2026 · 3mo ago
Verified live4h ago
At a glanceSummarised by Seekless from the posting.
Must have12
Prior experience of 5+ years working in a Support/Technical Assistance Center (TAC) team
Linux and shell scripting skills such as log reading and performance testing
Experience supporting a cloud service
General familiarity with concepts like multi-tenancy, password management, common access issues
Experience with REST apis, swagger and JSON
Experience using / building REST clients (curl, postman, python)
Good understanding of MySQL
Experience debugging web applications using browser developer tools
Debug / troubleshoot the customer’s environment, collect additional information about the problem and resolve network performance issues
Quickly assess and understand customers issues and business impact
Ability to reproduce customer reported issues in the lab environment, work with development and QA to verify and fixes before they are rolled out
MS in a technical field (CS/EE/ITP preferred)
Nice to have2
Networking knowledge preferred (HTTP, TCP, IP, subnetting)
Familiarity with Javascript a plus
Skills
Linux
shell scripting
HTTP
TCP
IP
subnetting
REST APIs
Swagger
JSON
curl
Postman
Python
MySQL
browser developer tools
JavaScript
Benefits
Medical
Dental
Vision
Wellbeing
Tax savings
Income protection
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
Who You’ll Work With
The TSE works in a non-silo environment, supporting all of Arista’s products. He or she will work directly with both the customer and (when needed) the software and hardware development teams. The TSE team also performs all their own recreates in a dedicated lab environment.
Giving customers direct access to a high-level engineer streamlines the support process and raises customer satisfaction.
What You’ll Do
•
Respond to customer product inquiries via telephone or in written, internet-based email.
•
Resolve customer concerns raised during installation, operation, maintenance or product application or compatibility matters.
•
Interpersonal skills and product knowledge and expertise are critical to responding to daily customer-centric activities.
•
Troubleshoot problems with hardware equipment and software applications and recommends corrective action.
•
Document customer communication and recurring technical issues to support product quality programs and product development.
Qualifications
The ideal candidate possesses the ability to troubleshoot complex and dynamic customer environments while balancing the communications needs of each case. A strong analytical mind is required, as is the ability to triage. As we are continually releasing new features and products, a high aptitude for both learning and teaching are required.
Our engineers work closely with other members of Customer Engineering as well as both Software and Hardware development—both in diagnosing problems as well as communicating them in multiple technical contexts. Thus, excellent written and verbal communication skills are a must, as is a collaborative approach.
•
Prior experience of 5+ years working in a Support/Technical Assistance Center (TAC) team
•
Linux and shell scripting skills such as log reading and performance testing high desired.
•
Networking knowledge preferred (HTTP, TCP, IP, subnetting)
•
Experience supporting a cloud service
•
General familiarity with concepts like multi-tenancy, password management, common access issues that customers might have with a cloud service
•
Experience with REST apis, swagger and JSON
•
Experience using / building REST clients (curl, postman, python)
•
Good understanding of MySQL
•
Experience debugging web applications using browser developer tools (e.g. console, network request log, debugger, etc.);
•
Familiarity with Javascript a plus.
•
Debug / troubleshoot the customer’s environment, collect additional information about the problem and resolve network performance issues
•
Quickly assess and understand customers issues and business impact
•
Ability to reproduce customer reported issues in the lab environment, work with development and QA to verify and fixes before they are rolled out to our customers
Education
Minimum education is a MS in a technical field (CS/EE/ITP preferred). Industry certifications preferred. Prior TAC experience preferred.
Compensation Information
The new hire base pay for this role has a pay range of $71,000 to $126,000.
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.
Additional Information
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.
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