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Enterprise Sales Engineer - Majors, Public Sector

Sierra - San Francisco, CA, USA - In-office - posted 2026-10-23

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Sierra is the leading platform for customer-facing AI agents, serving major brands including The GAP, Rocket Mortgage, SoFi, Sutter Health, and SoftBank. The company recently achieved FedRAMP High certification, enabling expansion into the US public sector. Sierra is building its founding public sector team to transform how government agencies serve citizens and engage with constituents. In this role, you will be the primary technical partner to sales counterparts, responsible for the end-to-end pre-sales process with enterprise public sector customers. You will scope customer use cases, articulate business value, design and demo Sierra's platform, lead technical and architecture reviews, and serve as the trusted technical expert throughout the sales cycle. You will move from first discovery to a working agent prototype in days, not weeks, working across diverse stakeholder groups including CX, IT, security, procurement, and executive sponsors. You will mentor junior sales engineers, contribute reusable assets for your industry vertical, and stay engaged with accounts through agent development, launch, and expansion to new use cases. You will go deep on public sector patterns and winning motions to scale your impact. Sierra's culture is built on five core values: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. The company is primarily in-person, based in San Francisco, with growing offices across North America, Europe, and Asia. Co-founders include Bret Taylor (former Salesforce co-CEO, Facebook CTO, Google Maps co-creator, and current OpenAI Board Chair) and Clay Bavor (18-year Google veteran who led Google Labs, AR/VR initiatives, and Google Workspace). REQUIREMENTS: - 4–6+ years of experience in Sales Engineering, Solutions Engineering, or customer-facing technical sales - Demonstrated success leading sales processes with large Enterprise customers on deals ranging $500K–$1M - Experience in demo building, presenting, and working with customers in GTM functions - Strong relationship-building skills with prospects, including executives and technical leaders - Ability to connect prospect business problems to Sierra's solutions and communicate to both technical and non-technical audiences - Proficiency leveraging AI tools as part of your technical sales motion (discovery prep, solution design, demo/prototype building, technical proposals), with ownership of accuracy - Experience growing accounts beyond initial sale - Bachelor's degree or above (bonus if in Computer Science or related field, or equivalent professional experience) BONUS: - Experience translating code, technical logic, and user requirements to product and engineering requirements - Experience selling technical AI products

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