Senior Solution Architect - Professional Services

Klaviyo
London, UKPosted 25 February 2026

Job Description

<div class="content-intro"><p><em>At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying. Want to learn more about life at Klaviyo? Visit <a class="_ymio1r31 _ypr0glyw _zcxs1o36 _mizu194a _1ah3dkaa _ra3xnqa1 _128mdkaa _1cvmnqa1 _4davt94y _4bfu18uv _1hms8stv _ajmmnqa1 _vchhusvi _kqswh2mm _ect4ttxp _syaz13af _1a3b18uv _4fpr8stv _5goinqa1 _f8pj13af _9oik18uv _1bnxglyw _jf4cnqa1 _30l313af _1nrm18uv _c2waglyw _1iohnqa1 _9h8h12zz _10531ra0 _1ien1ra0 _n0fx1ra0 _1vhv17z1" href="http://klaviyo.com/careers" data-renderer-mark="true">klaviyo.com/careers</a> to see how we empower creators to own their own destiny.</em></p></div><h2>About the Role</h2> <p>Professional Services team members are critical to our customers’ success. They combine <strong>enterprise-grade project ownership</strong>, <strong>deep Klaviyo and martech expertise</strong>, and <strong>consultative engagement skills</strong> to deliver high-impact implementations and strategic technical solutions for complex customers. They lead scoped, post-sales engagements, shaping how work is delivered and scaled.</p> <p> </p> <p>In this role, you will:</p> <ul> <li>Own strategic customer engagements end-to-end, from shaping delivery in partnership with Sales to driving successful implementation and long-term adoption alongside Customer Success and Partner teams.</li> <li>Operate as a <strong>senior individual contributor</strong> who is trusted by customers and internal stakeholders to lead through complexity, influence at the executive level, and consistently deliver measurable outcomes for enterprise accounts.</li> <li>Combine strong <strong>delivery/project leadership</strong> with <strong>technical depth and solution design</strong>.</li> </ul> <p> </p> <h2>How You’ll Make a Difference</h2> <h3>Core Responsibilities</h3> <p><strong>Shape and scope strategic engagements</strong></p> <ul> <li>Assist in defining Statements of Work (SOWs) that clearly articulate scope, deliverables, timelines, dependencies, and success metrics for complex technical engagements, ensuring alignment between customer goals and Klaviyo delivery capabilities.</li> <li>Lead consultative conversations with customers to clarify business objectives, identify risks, and translate desired outcomes into actionable technical implementation plans.</li> </ul> <p> </p> <p><strong>Lead strategic technical engagements</strong></p> <ul> <li>Serve as the owner for key technical phases of the customer journey, ensuring projects are delivered on time, on budget, and in line with agreed outcomes.</li> <li>Build strong stakeholder relationships and communicate effectively with internal and external stakeholders to maintain visibility, accountability, and momentum toward customer goals.</li> <li>Anticipate risks, build mitigation strategies, and adjust plans to keep enterprise projects on track.</li> </ul> <p> </p> <p><strong>Act as a strategic advisor and subject-matter expert</strong></p> <ul> <li>Become a deep expert in the Klaviyo platform and surrounding martech ecosystem, from data models and integrations to messaging channels (Email, SMS) and CDP use cases.</li> <li>Translate customer business goals into technical and operational solutions that leverage platform capabilities and best practices.</li> <li>Educate and enable internal teams and customer stakeholders, becoming the go-to resource for complex questions, best practices, and solution tradeoffs.</li> </ul> <p> </p> <p><strong>Drive repeatable, scalable solutions and continuous improvement</strong></p> <ul> <li>Approach engagements with a highly analytical mindset - solving for the specific customer first, then identif ... (truncated, view full listing at source)