C

Cisco

Makes networking gear and security software

Thermal Engineer

Thermal & Fluids EngineeringUpdated on Nov 13
Full-timeBengaluru, Karnataka, IndiaNo salary listedIn-person

About the Job

Requirements

  • Bachelor's degree with 8–10 years of related experience, Master's degree with 6–8 years of related experience, or PhD with 4–6 years of related experience.
  • Hands-on thermal design and validation experience in electromechanical equipment deployed in controlled central-office and uncontrolled outdoor environments.
  • Expertise in thermal concept and architecture, establishing thermal boundaries, and optimizing cooling solutions to maximize equipment performance while minimizing cooling power budget.
  • Expertise in designing and verifying heatsink technologies, including heat pipes, chill/cold plates, and 2D/3D vapor chambers, using air- and liquid-based cooling.
  • Strong validation background and ability to plan comprehensive test plans with minimal iterations.
  • Strong command of simulation tools and modeling of complex thermal environments.

Responsibilities

  • Lead small-scale mechanical engineering projects involving one or two features with manageable risks and resource requirements, and may take on project-management responsibilities.
  • Collaborate with stakeholders to support product assembly, fabrication, and manufacturing using knowledge of plastic, diecast, sheet-metal, interconnect, and power-delivery processes; conduct failure mode and effects analysis.
  • Perform stack-up tolerance analyses to ensure designs meet six sigma quality requirements for high-volume mass production.
  • Assist senior engineers with test plans, mechanical design testing, failure analysis, reliability and environmental testing, and verification plans for developed design elements, materials, parts, and products.
  • Verify design quality, resolve issues, and advance designs as needed.
  • Perform moderately complex simulations under the supervision of senior engineers.
  • Review and compile bills of materials for large teams or multiple products.
  • Contribute to design improvements and assembly cost savings by helping identify appropriate materials.
  • Monitor project scope, schedule, and budgets.
  • Collaborate with partners on design-feasibility testing and prototyping, including working directly with marketing teams to assess whether customer feature requests are achievable.
  • Ensure feasibility and prototyping guidelines are met.
  • Perform simple mechanical simulations, such as finite element analysis, to support design features.
  • Optimize thermal solutions with thermal engineers before prototype.

Desired Qualifications

  • Strong communication, cross-functional collaboration, and problem-solving abilities.
  • Good knowledge of mechanical design and manufacturing processes.
  • Experience in product design validation, particularly in thermal and mechanical areas.
  • Good knowledge of fan, thermal interface material, and heatsink selection and verification.
  • Experience generating automation tools and using Python scripting for data management, smart design, and review.
  • Hands-on experience with electronics-cooling tools including Flotherm, Flotherm XT, Ansys Icepak, and Ansys CFX.
  • Hands-on experience in liquid-cooling technology, including testing, design tools, and manufacturing techniques.
  • ASIC-level knowledge of detailed thermal models, including core details such as power maps, TIM1, TIM1.5, TIM2 bond-line thickness, lidded/lidless configurations, and 2D/2.5D silicon.
  • Hands-on experience using AI tools in day-to-day work.
  • Hands-on knowledge of thermal testing tools and data-acquisition systems, and environmental chambers.
  • Proficiency in creating test plans, implementing tests, and reporting results.
  • Experience handling power supplies, electronic loads, data loggers, thermocouple installation and removal, infrared cameras, air-velocity sensors, and heatsink assemblies.
  • Ability to set up tests, perform system bring-up, and solve issues with minimal assistance.
  • Familiarity with MDVT, EDVT, airflow, acoustics, and environmental testing for networking products.

About the Company

Cisco

Makes networking gear and security software

Cisco makes the switches and routers that connect offices, data centers, and cloud services, and it also sells cybersecurity tools and Webex video meetings to businesses and governments. It was one of the first companies to sell routers that let different kinds of computer networks exchange data, and in 2000 it briefly became the world's most valuable company. Customers run its network gear, from Wi-Fi access points to AI data center systems, with Cisco software that sets up and secures the network, while its Splunk unit searches computer logs to catch outages and attacks. Cisco earns money from hardware sales, software subscriptions, and support contracts. It was founded in 1984 and is based in San Jose, California.

Company size
10,001+
Company stage
IPO
Headquarters
San Jose, CA
Founded
1984

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