Customer Success Specialist

Marathon Talent

. Lead end-to-end onboarding for new clients, managing timelines, deliverables, and stakeholder communication from kickoff through go-live .

Posted 10/2/2026full-timeRemote • Colombia, Mexico, ArgentinaMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in client onboarding processes, project management, and cross-functional collaboration, with a strong focus on communication and organizational skills. Proficient in utilizing tools like Google Suite and Slack to enhance client interactions and streamline onboarding workflows.

Highest-signal resume keywords

Client Onboarding ManagementCross-Functional CollaborationEmail Program DevelopmentExceptional Communication SkillsOrganizational Skills

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

Client OnboardingEmail Program ManagementProject TrackingTechnical OnboardingProcess Improvement

Soft Skills

Strong Work EthicProactive MindsetAbility to Simplify Complex Concepts

Tools & Technologies

Google SuiteSlackBootcamp

Industry Keywords

SaaSMarTechCustomer-Facing RoleFast-Paced Environment

About the role

Key responsibilities & impact

Lead end-to-end onboarding for new clients, managing timelines, deliverables, and stakeholder communication from kickoff through go-live
Serve as the primary point of contact during the onboarding phase, setting clear expectations and proactively surfacing risks or blockers
Build and maintain organized onboarding materials, project trackers, and client-facing documentation
Coordinate cross-functionally with Sales, Product, and Support to ensure a seamless handoff and consistent client experience
Facilitate training sessions and walkthroughs tailored to each client's use case and technical comfort level
Tactically take care of the technical onboarding steps when appropriate
Contribute to the continuous improvement of onboarding processes, playbooks, and templates
Maintain accurate records of client interactions, milestones, and follow-ups in internal systems

Requirements

What you’ll need

3+ years in a customer-facing role, ideally in SaaS, MarTech, or a similarly fast-paced tech environment
3+ years of previous experience in running or building an email program
Exceptional written and verbal communication — you write clear, professional emails and run tidy, productive meetings
Strong organizational skills; you juggle multiple clients and workstreams without dropping a ball
Strong work ethic; comfortable working in a nimble, fast paced environment
Comfortable and confident working in Bootcamp, Google Suite (Docs, Sheets, Slides, Calendar), and Slack as core day-to-day tools
Ability to simplify complex concepts for non-technical audiences
A proactive, ownership-oriented mindset — you follow up without being asked and close loops naturally
Experience working cross-functionally with Sales, Product, or Support teams
Able to quickly ramp on new technologies & platforms

Benefits

Comp & perks

Remote work 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score