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Senior Customer Support Jobs in California (NOW HIRING)

The Senior Customer Support Specialist is responsible for managing high complex project business by placing orders, tracking shipments, and billing the customer correctly. The Senior Project Manager ...

The Senior Customer Support Specialist is responsible for managing high complex project business by placing orders, tracking shipments, and billing the customer correctly. The Senior Project Manager ...

The Senior Customer Support Specialist is responsible for managing high complex project business by placing orders, tracking shipments, and billing the customer correctly. The Senior Project Manager ...

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As a Sr. Customer Service Representative, you'll be at the heart of the customer experience, owning ... This role also supports the Customer Service Manager and Supervisor by escalating issues ...

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Senior Customer Support information

What does a senior customer support professional do?

A Senior Customer Support professional is responsible for handling complex customer issues, providing guidance to junior support staff, and ensuring high levels of customer satisfaction. They often act as a point of escalation for challenging cases and may contribute to process improvements or training initiatives. Their role involves excellent communication, problem-solving skills, and a deep understanding of the company's products or services. Additionally, they may analyze support trends to recommend solutions that enhance the overall customer experience.

What are the key skills and qualifications needed to thrive as a senior customer support professional?

To thrive as a Senior Customer Support professional, you need advanced problem-solving abilities, in-depth product knowledge, and several years of experience in customer service roles. Familiarity with customer relationship management (CRM) systems like Salesforce or Zendesk, and certifications in customer service or support management, are highly valued. Exceptional communication, leadership, and conflict-resolution skills make someone stand out in this position. These capabilities are essential for resolving complex issues efficiently, mentoring junior staff, and maintaining high levels of customer satisfaction.

How does a senior customer support professional typically collaborate with other departments to resolve complex customer issues?

Senior Customer Support professionals frequently work cross-functionally with teams such as Product, Engineering, and Sales to resolve complex customer issues. They often act as a bridge, escalating technical problems to the appropriate team and providing detailed context to ensure efficient resolution. Additionally, they may participate in meetings to relay customer feedback, influence product improvements, and help develop new support processes. This collaborative approach not only improves customer satisfaction but also fosters a deeper understanding of the company's products and operations.

What is the difference between Senior Customer Support vs Customer Support Specialist?

AspectSenior Customer SupportCustomer Support Specialist
Required CredentialsExperience in customer service, technical knowledge, possibly certificationsEntry to mid-level experience, basic customer service skills
Work EnvironmentFast-paced, problem-solving, often involves escalationsSupport via phone, email, chat, routine inquiries
Employer & Industry UsageTech, SaaS, retail, telecomSimilar industries, entry to mid-level roles

Senior Customer Support roles typically require more experience, technical knowledge, and involve handling complex issues or escalations. Customer Support Specialists focus on routine customer inquiries and basic support tasks. The senior role often involves mentoring and process improvement, while the specialist role emphasizes direct customer interaction.

What are the most commonly searched types of Customer Support jobs in California?

The most popular types of Customer Support jobs in California are:

What cities in California are hiring for Senior Customer Support jobs?

Cities in California with the most Senior Customer Support job openings:

Infographic showing various Senior Customer Support job openings in California as of August 2026, with employment types broken down into 1% As Needed, 70% Full Time, 23% Part Time, and 6% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution.

Senior Customer Support Engineer

San Diego, CA โ€ข On-site

TrellisWare Technologies
Telecommunicationsย โ€ขย 201 - 500 employees

Full-time

Re-posted 9 days ago


Job description

Our Tactical Engineering Customer Support Team is seeking a Senior Customer Support Engineer.ย You will work closely with customers and the TrellisWare Business Development, Engineering and Field Support Teams to enable customers to successfully deploy TrellisWare waveforms, radios and accessories. This will include initial engagement (pre-order), network design, customer demos/trials and providing solutions to customer problems.ย Enhancing cohesiveness and maintaining team morale is a responsibility of all our team members, as is the ambition for self-improvement and talent development. Through this dedication to unity and professional advancement, each team member is directly impacting the successful outcome of TrellisWare's deliverables and setting the tone for our core values of delivering excellence, pushing boundaries, and empowering people.

Theย essential duties and responsibilitiesย include:

  • Work with Business development and Product Management to understand technical needs of customers.
  • Support and/or lead technical interchange meetings with customers to develop clear requirements and suggest most-beneficial use of TrellisWare products.
  • Provide education to customer of TrellisWare's Radios, Waveforms, and other products at a functional and system performance level - appropriate to customer's needs.
  • Lead technical execution of small and large customer contracts as assigned by Business Development
  • Support Business development in the field with system-level expertise, often at customer sites, during critical requirements, design, or testing phases.
  • Conduct design, deployment, and testing of candidate systems using TrellisWare products to validate and verify suitability for customer use.
  • Document and provide new candidate requirements for TrellisWare Products based upon knowledge of and experience with customer uses cases.
  • Advocate for the customer needs within Engineering, Product Management, and Business Development.
  • Work cross functionally to measure, debug, and optimize overall radio system performance.

Education and work experienceย requirements are:

  • Bachelor's degree in electrical engineering or related field of study required. Master's degree or higher preferred.
  • Minimum of four years' experience with a broad multidisciplinary technical background required.ย 
  • Minimum of two years' experience supporting customers with radio communication products.
  • Practical experience with military or commercial wireless products - Examples: Commercial (GSM, CDMA, LTE, Wi-Fi, Bluetooth, etc.), Military (SRW, WNW, MUOS, Link-16, etc.)

To be considered for this position, you would need to meet, at a minimum, theย knowledge, skills, and abilities listed here:

  • System design/architecture experience for complex communications systems across RF, PHY, MAC, Networking, and Application layers.
  • RF Link and Network Planning.
  • Networking: Layer 2 and layer 3 data networks and protocols
  • Experience with data analysis tools such as iPerf and Wireshark.
  • Experience with common lab test equipment (i.e. spectrum analyzer, power meter, oscilloscope, logic analyzer)
  • Experience with advanced communication waveforms for operation in a congested and/or contested environment.
  • Experience with soldier-based situation awareness software such as ATAK, SittaWare, Ditto or SHARE.
  • Familiar with MPEG video encoding/decoding considerations.
  • Prior military communications experience.
  • Experience with Unmanned Systems.
  • Embedded system security including secure boot, tamper detection, secure SW upgrade, key management, user authentication and encryption, networking security protocols
  • Understanding of industry certifications including: MIL-STD-810, MIL-STD-461, CE Mark.
  • Ability to work independently, demonstrate initiative and interact with a variety of engineering development teams.
  • Strong collaborative drive and interpersonal skills.
  • Strong initiative, proactive work ethic and prioritization skills.
  • Trustable judgement and analytical problem-solving skills.
  • Effective execution and decision making.
  • Champion of change and promotes innovation.
  • Strong written and verbal communication skills.

Theย physical demandsย described here represent those that must be met in order to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable those with qualified disabilities.

  • Able to frequently sit, stand, walk, use hands to fingers, handle or feel, reach within hands and arm's length, stoop, kneel, and crouch, talk and hear.
  • Regularly required to sit for extended periods of time; frequently required to use office equipment such as PC, printer, telephone, etc.
  • Able to regularly lift and/or move up to 10 pounds, frequently lift and/or move up to 25 pounds, and occasionally lift and/or move up to 50 pounds.
  • Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.

Additional requirementsย are:

  • U.S. Citizenship. Must have ability to obtain Secret Security Clearance.
  • Up to 25% domestic and international travel.

Note: Many of TrellisWare's positions require a security clearance or the ability to obtain one. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.