Senior Solutions Engineer, Advertisers and Agencies

As a Senior Solutions Engineer within the Advertisers and Agencies team, you will be a technical anchor in driving excellence and strategic value for our media buyer clients. You will lead complex solution design, audience activation strategies, and cross-functional collaboration to ensure successful onboarding, optimization, and long-term success of advertiser and agency partnerships.

This role requires deep expertise in programmatic advertising, demand-side technologies (DSP), troubleshooting and audience data solutions. You will serve as a trusted technical advisor to clients and internal stakeholders, influencing product development and delivering scalable solutions that meet evolving market needs.

• Pre-Sales & Solution Design

• Serve as the technical lead during prospect and client engagements: discovery, scoping, proof-of-concept, and RFP/RFI responses.

• Design end-to-end solutions using PubMatic’s buyer stack (bidder, API, audience, identity, reporting, log-level data) aligned with client goals (reach, targeting, optimization, attribution).

• Conduct POCs, validate hypotheses, align expectations in collaboration with Product & Engineering.

• Onboarding, Integration & Execution

• Lead the technical integration (post-sales): Data Onboarding, API Integration, Log-level data setup, pixel configuration.

• Collaborate with the Addressability team for new DMP integration, clean-room setup, and graph matching.

• Own the troubleshooting and resolve complex issues with campaign delivery, data availability, targeting etc.

• Monitor performance and ensure health of the campaign through the use of reporting, network dashboard, Looker etc.

• Cross-Functional Influence & Product Feedback

• Being a champion for clients’ needs internally—participate in product planning, testing, and release reviews.

• Translate client challenges into product requirements, user stories, and technical specs.

• Collaborate with engineering on tooling, automation, internal platforms, and efficiency improvements.

• Train and mentor junior solution engineers and support scaling of best practices.

• Client Relationship & Enablement

• Act as a trusted technical advisor to advertiser and agency leads, gaining credibility via subject-matter expertise.

• Help the sales team shape opportunities, propose upsell paths, and defend solution direction.

• Create internal and external technical content—playbooks, whitepapers, internal trainings.

• Domain, DSP and AdTech

• 5+ years of DSP and AdTech experience, ideally in a client-facing technical role (solutions, pre-sales, technical consulting) interfacing with agencies and advertisers.

• Deep understanding of programmatic advertising (DSPs, RTB, auction logic, supply path, bid shading).

• Experience with audience activation, data onboarding, identity resolution, DMPs, CDPs, and data ecosystems.

• Exposure to CTV/OTT, mobile SDKs, and omnichannel (web + mobile + connected environments) is a big plus.

• Technical & Analytical Skills

• Strong foundational knowledge: HTTP, RESTful APIs, JavaScript, JSON, XML, web protocols, and ad-tech standards (VAST, VPAID, OpenRTB, cookie sync, etc.), privacy compliance (GDPR, CCPA etc.)

• Comfortable working in Unix/Linux environments; scripting experience (Python, Shell/Bash, Node.js, etc.) is a plus.

• SQL fluency and