Principal Client Onboarding & Implementation Manager

. Own enterprise project delivery end to end .

Posted 4/21/2026full-timeRemote • Massachusetts, New York • 🇺🇸 United StatesLead💰 $150,000 - $180,000 per yearWebsite

Key responsibilities & impact

Own enterprise project delivery end to end
Lead onboarding and integration projects for complex North American enterprise accounts
Create and maintain detailed project plans
Proactively identify and manage risks
Ensure every integration solves the client's agreed use cases
Build and maintain strong relationships with technical and commercial stakeholders
Lead client meetings with clear agendas
Provide regular, accurate visibility on project status to leadership
Act as the primary PS contact for North American teams
Work closely with EMEA Professional Services team
Take ownership of reviewing and improving delivery processes

What you’ll need

7+ years of technical project management experience in an enterprise SaaS organisation
Technical depth — strong working knowledge of APIs, data feeds and system integrations
Stakeholder gravitas — credible and comfortable with senior commercial and technical stakeholders
Project management rigour — detailed plans and accurate risk logs
Retail and ecommerce fluency — understand how retailers are structured and their tech stacks
Organised and accountable — manage a complex portfolio without dropping balls
A collaborator who operates independently — part of a global team but the only PS person in your region

Comp & perks

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

technical project managementAPIsdata feedssystem integrationsproject planningrisk managementdelivery processes

Soft Skills

relationship buildingstakeholder managementcommunicationorganisationaccountabilitycollaboration