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Senior Sales Engineer - Major Accounts

Calix

Calix

Sales & Business Development
United States · Remote
USD 155k-297k / year
Posted on Jan 10, 2026
The Sales Engineer will drive business growth by engaging Tier 2 Major Accounts, designing advanced broadband and cloud solutions, and leading the adoption of innovative technologies. This role serves as a technical advisor and trusted partner to clients, collaborating closely with sales and product teams to deliver measurable business outcomes aligned with strategic account objectives.

Key Responsibilities

Account Management & Business Development

  • Manage assigned T2 Major Accounts to foster ongoing business relationships and support revenue growth.
  • Proactively identify and cultivate new opportunities within assigned accounts, expanding market reach and driving incremental revenue.
  • Establish long-term trusted relationships with key stakeholders, including technical staff and senior management.

Technical Solution Design & Delivery

  • Architect and deliver network and cloud solution designs leveraging a broad portfolio of technologies, using a consultative approach to align solutions with client business requirements and desired outcomes.
  • Lead the design and implementation of advanced solutions for customer engagement, network analytics, and operational automation, including AI-driven initiatives where applicable.
  • Integrate cloud SaaS offerings with customer BSS/OSS environments, ensuring seamless automation and operational efficiency.
  • Assist customers in configuration and testing of hardware and software platforms in lab, field trials, and production networks, guiding on technical best practices.

Client Engagement & Representation

  • Deliver technical presentations and demonstrations to client technical staff and senior management, including C-level executives.
  • Support the preparation and response process for RFIs and RFPs.
  • Represent the company by sharing expertise on solutions and staying informed on industry technologies and trends; apply this knowledge to assist clients and internal teams.

Collaboration & Continuous Improvement

  • Collaborate with cross-functional teams on continuous product, education, training, testing, and demonstration enhancements.
  • Partner closely with Sales to deliver technical sales-oriented presentations and support strategic account planning.
  • Contribute to the development and refinement of solution playbooks, interop guides, and best practices for T2 Major Accounts.

Qualifications

Education & Experience

  • Bachelor’s degree in Electrical Engineering, Computer Science, or related field (BSEE or BSCS preferred).
  • Experience working with Tier 1 & 2 service providers or Open Access service providers is highly desirable.
  • Industry certifications (e.g., MEF, Cisco, Juniper, AWS Certified Solutions Architect) are a plus.

Technical Skills

  • Strong technical familiarity with Layer 2 and Layer 3 broadband access network architectures and fiber-based broadband access systems (e.g., XGS-PON, GPON).
  • Knowledge of Wi-Fi technology and in-home network solutions (Wi-Fi 6, Wi-Fi 7, mesh networking).
  • Understanding of service provider network architecture and technologies (BNG, MPLS, L2/L3 access, photonic transport).
  • Proficiency with service provider routing protocols (BGP, OSPF, ISIS, SR) and transport functions (L2/3 VPN).
  • Experience with protocols and standards for broadband CPE management (TR-069/CWMP, TR-369/USP, TR-181, TR-098, TR-157).
  • Working knowledge of systems integration concepts and technologies such as RESTful APIs, JSON.
  • Familiarity with emerging technologies and trends, such as cloud-based solutions (SaaS), software-defined networking (SDN), and AI/ML frameworks.

Professional Skills

  • Demonstrated excellence in customer engagement and relationship management.
  • Outstanding interpersonal skills and a proven ability to synthesize and interpret complex issues into actionable solutions.
  • Superior presentation, written communication, and public speaking abilities at all organizational levels.
  • Recognized as a proactive self-starter and effective change agent within organizations.
  • Strong work ethic, consistently exhibiting determination, integrity, and urgency to meet deadlines and deliver outcomes.

Travel Requirements

  • Willingness and ability to travel within North America up to 50% of the time to support customer engagements.

#LI-Remote

The on-target earnings for this position varies based on the geographic location. More information about the pay range specific to candidate location and other factors will be shared during the recruitment process. Individual pay is determined based on location of residence and multiple factors, including job-related knowledge, skills and experience.

San Francisco Bay Area:

198,000 - 297,000 USD Annual

Select US Metros and States:

172,000 - 258,000 USD Annual

Other US Locations:

155,000 - 233,000 USD Annual

For information on our benefits click here.