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20 Best Telecommunication Companies To Work For In San Jose, CA

We hand-curated a list of the best companies to work for headquartered in and around San Jose, CA using data on salaries, company financial health, and employee diversity.

Best Companies To Work For In San Jose, CA

Sorry, no companies match that criteria.



Zippia Score 4.9

Company Description:

Cisco Systems, Inc. is an American multinational technology conglomerate headquartered in San Jose, California, in the center of Silicon Valley, that develops, manufactures and sells networking hardware, telecommunications equipment and other high-technology services and products. Through its numerous acquired subsidiaries, such as OpenDNS, WebEx, Jabber and Jasper, Cisco specializes into specific tech markets, such as Internet of Things (IoT), domain security and energy management.

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Zippia Score 4.8

Company Description:

Netgear Inc. is a multinational computer networking company based in San Jose, California, with offices in about 25 other countries.

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Zippia Score 4.8

Company Description:

Polycom, Inc. is an American multinational corporation that develops video, voice and content collaboration and communication technology. The firm employs approximately 3,800 employees and had annual revenues of approximately $1.4 billion in 2013. It is the largest pure-play collaboration company in its industry. The company also licenses: H.264 video codecs, Siren codecs, session initiation protocol, native 1080p high-definition cameras and displays, native 720p and 1080p high-definition encoding/decoding, low-latency architecture and low bandwidth utilization, wideband advanced audio coding with low delay (AAC-LD), multichannel spatial audio with echo cancellation and interference filters to eliminate feedback from mobile devices, and inter-operation with legacy video conferencing. On March 28, 2018, it was announced that Polycom would be acquired by Plantronics.

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Extreme Networks

Zippia Score 4.7

Company Description:

Extreme Networks is a networking company based in San Jose, California.

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Zippia Score 4.5


Vasona Networks

Zippia Score 4.4

Company Description:

Vasona Networks enables network transformation from the mobile edge for operators globally

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cPacket Networks

Zippia Score 4.4

Company Description:

cPacket Networks is the leading provider of next-generation network performance monitoring and packet broker solutions.

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Virtual Instruments

Zippia Score 4.3

Company Description:

Virtual Instruments vastly simplifies IT infrastructure performance management, assuring the highest availability for mission-critical applications

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Quantenna Communications

Zippia Score 4.2

Company Description:

Quantenna is a leading developer of 802.11ac and 802.11n Wi-Fi semiconductor solutions that deliver the performance, speed and reliability of wired Ethernet for multimedia data anywhere in the home. Quantenna pioneered the delivery of seamless video ov...

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Ablative Solutions

Zippia Score 4.2

Company Description:

Ablative Solutions has developed a new catheter-based approach for perivascular alcohol-mediated renal denervation - the Peregrine System™ Infusion Catheter.

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LGC Wireless Inc

Zippia Score 4.1



Zippia Score 4.0


Ionos Networks

Zippia Score 4.0



Zippia Score 4.0

Company Description:

Energous is leading the next generation of wireless charging - Wireless Charging 2.0 - with WattUp , an RF-based scalable technology.

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Aitech International Corp

Zippia Score 4.0

Company Description:

AITech International is the industry leader in the development and delivery of PC to TV video scan converter technology. Our VGA to TV scan converters enable you to use your TV as your computer display.

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Parlance Corp

Zippia Score 3.9



Zippia Score 3.9

Company Description:

Precise time is becoming increasingly important for enabling efficient data traffic management, operations, measurement and automation systems involving numerous connected devices. Qulsar, a California-based company, has proven solutions that are disru...

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Nsolutions INC

Zippia Score 3.8



Zippia Score 3.7

Company Description:

Alacritech was a Silicon Valley company which marketed "intelligent" network interface cards to offload TCP/IP processing from the CPU of computer systems to dedicated hardware on the NIC: a concept now known as a "TCP offload engine".

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Opti-Com Manufacturing Network

Zippia Score 3.6

Company Description:

Option is a publicly quoted technology company, headquartered in Leuven, Belgium. Option specializes in the design, development, production and commercialization of broadband wireless technology devices. Option has been awarded Ernst & Young's ‘Company of the Year' award for 2005.

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Detailed List Of The Best Telecommunication Companies In San Jose, CA

Rank Company Zippia Score
1 Cisco 4.9
2 Netgear 4.8
3 Polycom 4.8
4 Extreme Networks 4.7
5 Caspian 4.5
6 Vasona Networks 4.4
7 cPacket Networks 4.4
8 Virtual Instruments 4.3
9 Quantenna Communications 4.2
10 Ablative Solutions 4.2
11 LGC Wireless Inc 4.1
13 Ionos Networks 4.0
14 Energous 4.0
15 Aitech International Corp 4.0
16 Parlance Corp 3.9
17 Qulsar 3.9
18 Nsolutions INC 3.8
19 Alacritech 3.7
20 Opti-Com Manufacturing Network 3.6