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Senior Lead Engineer, Software

Job in San Jose, Santa Clara County, California, 95199, USA
Listing for: Celestica
Full Time position
Listed on 2025-12-20
Job specializations:
  • IT/Tech
    Systems Engineer, IT Support, Technical Support, Cybersecurity
Salary/Wage Range or Industry Benchmark: 102000 - 153000 USD Yearly USD 102000.00 153000.00 YEAR
Job Description & How to Apply Below

Req
Region:
Americas
Country: USA
State/Province:
California
City:
San Jose

Summary

This is an exciting opportunity in Celestica’s Hardware Platform Solutions (HPS) group to make a positive impact and be part of a rapid business growth in a dynamic environment. This individual contributor reports to the Customer Experience (CX) organization and will be empowered and responsible for troubleshooting and resolving customer technical issues arising from Customers' networking (routing, switching, security) software with a focus on SONiC Network Operating System (NOS) related issues.

The role is a hands‑on technical role. The successful candidate will be an experienced technical support troubleshooter who has spent extensive amount of time successfully working on and resolving various technical issues, interfacing with customers, and managing escalations on mission‑critical networks/operations. One who can be calm while working under pressure, and has strong operational experience to systemically and expediently drive issues/escalations resolutions.

The Network Engineer engages with customers to understand their topology and provides suggestions, answer questions, reviews configurations, troubleshoots issues. They are also expected to participate in pre‑sales activities which include (but not limited to) assist Celestica’s Sales Engineers and Business Development teams. They are expected to have a complete understanding of networking protocols that are common in a Data Center, Enterprise and Campus scenarios, Author test cases using Python/Go to assist with internal QA activities and author Application Notes for consumption by the customers.

Should be highly experienced in troubleshooting a wide array of network related issues. Must have an understanding of switch and router architecture. Travel requirements may be up to 50% of the time.

Detailed Description
  • 10+ years of experience as Network Engineer handling switch and router products is required
  • Experience on SONiC network operating system and FRR stack is required
  • Experience in designing, configuring, troubleshooting, optimizing network hardware, topologies and deployments (DC/Enterprise/Campus) is required
  • Deep understanding of networking concepts, architecture, topology (Places-In-Network), network protocols including but not limited to BGP, OSPF, ISIS, VXLAN, EVPN, IGMP, DHCP, BFD, VRF, Authentication (RADIUS/TACACS), Network Management protocols, NAT, Multicast, QoS (RoCE V2/DSCP), ACL, ZTP, Telemetry, Monitoring/Analytics is required
  • Deep understanding of Router/Switch hardware architecture is required
  • Proficiency in Linux is required
  • Experience in C and scripting languages like Python/Go is a major plus
  • Must have direct customer interface experience
  • Must have experience writing technical documentation (e.g.) Application Notes, FAQs, Installation Guides, User manual, Troubleshooting Guides
  • Ability to travel up to 50% of the time (domestic and international)
  • Ability to work on a rotation basis on weekends, holidays and during off business hours to coincide with North America and Europe working hours is required
Physical Demands
  • Duties of this position are performed in a normal office environment.
  • Duties may require extended periods of sitting and sustained visual concentration on a computer monitor or on numbers and other detailed data.
  • Repetitive manual movements (e.g., data entry, using a computer mouse, using a calculator, etc.) are frequently required.
  • Occasional travel may be required.
Typical Experience
  • 10+ years of relevant industry experience
Typical Education
  • Bachelor's or Master’s degree in Computer Science;
    Masters preferred
  • CCNP, CCIE (R&S) or equivalent certification is a major plus
Salary

The salary range described in this posting is an estimate by the Company, and may change based on several factors, including by not limited to a change in the duties covered by the job posting, or the credentials, experience or geographic jurisdiction of the successful candidate. Salary Range: $102k-$153k Annually

EEO Statement

Celestica is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color,…

Position Requirements
10+ Years work experience
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