Customer Success Manager, Project Services

Customer Success Manager executing onboarding for strategic accounts at WM. Responsible for maintaining client relationships and ensuring successful onboarding transitions to account teams.

Posted 5/6/2026full-timeWindsor • Connecticut • 🇺🇸 United StatesSeniorLead💰 $95,700 - $120,000 per yearWebsite

About the role

Key responsibilities & impact

Execute the onboarding of strategic accounts across all areas.
Build initial relationships with the client while overseeing onboarding activities and managing communication between the company and the client.
Ensure a complete and successful onboarding before transitioning the client to their permanent account team for ongoing support.
Serve as an internal and customer-facing subject matter expert on implementations and impacts of non-standard use cases.
Provide practical guidance on operationalizing processes, data flows, and regulatory impacts; lead client trainings to optimize engagement.
Partner with functional teams to translate customer feedback into actionable insights for service enhancements, driving continuous improvement.
Lead meetings with customers and internal stakeholders, document and manage action items, and ensure timely execution of project plans.
Engage across the customer’s organization and work cross-functionally to identify opportunities and risks around timelines and business processes; present recommendations and solutions.
Act as a client resource to escalate and address implementation activities, including issue resolution.
Accountable for onboarding analytics and reporting, including customer access, ensuring all information is current, and referencing dashboards during engagements.
Ensure all internal and external data inputs are accurate for successful implementation.
Partner with Billing to confirm billing definitions and ensure first invoice accuracy.

Requirements

What you’ll need

Bachelor's Degree in Project Management, or a related field; or in lieu of degree, High School Diploma GED (accredited) and 4 years of relevant work experience.
7 years of related work experience (in addition to education requirement)

Benefits

Comp & perks

Medical
Dental
Vision
Life Insurance
Short Term Disability
Stock Purchase Plan
Company match on 401K
Paid Vacation
Holidays
Personal Days

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

onboardingproject managementdata flowsregulatory impactsanalyticsreportingissue resolutioncustomer feedback analysisservice enhancementscontinuous improvement

Soft Skills

relationship buildingcommunicationleadershipcross-functional collaborationproblem-solvingclient engagementtrainingdocumentationaction item managementpresentation skills

Certifications

Bachelor's Degree in Project ManagementHigh School Diploma GED