Client Success Manager (Cold Email, Campaign Management & Retention)

Location: Remote from Colombia, Mexico, or Brazil; flexible hours with availability for client meetings during U.S. business hours

Company

hirify.global is hiring for a client-focused outbound growth operation that manages cold email campaigns and client delivery.

What you will do

• Manage relationships, onboarding, calls, check-ins, account health, satisfaction, retention, and churn prevention for approximately 20–30 active clients.
• Monitor, troubleshoot, quality-check, and optimize outbound cold email campaigns, including targeting, list quality, copy, reply performance, deliverability, and inbox placement.
• Write and optimize cold email copy and step directly into campaign execution when additional support is required.
• Monitor sender reputation, warm-up systems, inbox health, campaign infrastructure, and data flows while coordinating technical troubleshooting with developers.
• Build client success playbooks, document workflows, track SLAs and delivery timelines, and improve operational consistency.
• Coordinate with outreach teams and leadership on client health, campaign performance, retention risks, bottlenecks, and delivery execution.

Requirements

• Experience in client success, account management, client delivery, and campaign management, preferably at a cold email, lead generation, outbound sales, or growth agency.
• Hands-on knowledge of cold email strategy, email deliverability, warm-up systems, inbox placement, campaign optimization, and cold email copywriting.
• Experience diagnosing underperforming outbound campaigns and personally writing and optimizing cold email copy.
• Strong understanding of APIs, automations, campaign infrastructure, and data flows.
• Strong written and verbal English communication; availability for client meetings during U.S. business hours.
• Excellent organizational and problem-solving skills, comfort with AI tools, and ability to work in a fast-moving startup environment.

Nice to have

• Experience with Instantly, Smartlead, Clay, Apollo, HubSpot, CRM, outreach, and deliverability platforms.
• Knowledge of SPF, DKIM, DMARC, DNS configuration, and email infrastructure.
• Experience with high-volume outbound campaigns, agency delivery scaling, and relationships with founders or executive-level clients.

Culture & Benefits

• Fully remote role with flexible working hours.
• Significant autonomy in a fast-moving startup environment.
• Opportunity to build client success processes from the ground up.
• Close collaboration with founders, developers, outreach teams, and leadership.
• Growth opportunities into Head of Client Success, client success leadership, growth operations, or operations leadership.

Hiring process

• Initial screening.
• Interview with the founder.
• Final discussion followed by offer and onboarding.