Work

Clinton Kosh

Customer Success leader and operator — seven-plus years in cybersecurity SaaS building portfolio visibility, reducing churn, and shipping internal tooling that makes CS teams faster.

Résumé
40% → 99%
Portfolio visibility lift
@ Check Point
< 30%
Churn within one year
@ Check Point
+20%
Renewals via proactive CS
@ Dedrone

Experience

  1. Customer Success Operations Manager / Customer Success Manager · Check Point Software Technologies

    November 2020 — April 2026

    Owned a rotating book of 20–40 cybersecurity SaaS accounts — from sub-$50K customers to multi-million-dollar strategic relationships — with roughly $3M in account value under management at any given time.

    • Lifted portfolio visibility from 40% to 99% by standardizing account health, risk, renewal, and expansion tracking across Salesforce, Custify, and Jira.
    • Reduced churn to under 30% within one year through targeted retention playbooks, proactive outreach, health checks, and cross-functional escalation management.
    • Coordinated crisis response and incident resolution across Jira, AWS, Azure, and Salesforce, contributing to a 20% sales increase within 6 months through tighter operational alignment.
    • Built and maintained Customer Success Plans for enterprise customers — aligning business objectives, technical milestones, and stakeholder ownership — driving 90%+ CSAT and 70% retention.
    • Operated as the connective tissue between customers, product, and support — turning customer signals into prioritized action for the CS org.
  2. Customer Success Manager · Dedrone

    January 2020 — September 2020

    Customer success for an enterprise drone-detection platform — owning onboarding, engagement, and retention for a security-sensitive customer base.

    • Drove a 20% increase in renewals through proactive engagement, onboarding improvements, and tighter customer health and churn tracking.
    • Standardized enterprise onboarding to a repeatable one-month process, lifting customer engagement 25% within six months.
    • Helped secure stakeholder buy-in for a $3M deal by presenting AWS-hosted dashboards and live drone-detection workflows during high-profile customer tours.
  3. Technical Operations Center Manager — Reporter Triage & Vision / Solutions Engineer · Cofense (formerly PhishMe)

    November 2015 — January 2020

    Led global support operations and L3 engineering for Cofense's phishing-defense product line — Reporter, Triage, and Vision — across a geographically dispersed team.

    • Mentored a remote team of Support Engineers across Reporter, Triage, and Vision, achieving 65% product coverage and a 90% average CSAT.
    • Stood up Confluence-based knowledge-sharing that deflected 30% of new tickets and cut First Response Time by 30 minutes within three months.
    • Delivered L3 support for integrated email-client security solutions, decreasing critical-issue resolution time by 25%.
    • Served as Scrum Master and interim Product Owner, accelerating release cycles 30% and cutting operational redundancy 20% within six months.
  4. User Services Manager — Bush School of Government & Public Service · Bush School of Government & Public Service — Texas A&M University

    February 2013 — October 2015

    Directed IT services and infrastructure for the Bush School — performance, budget efficiency, and operational workflows across an academic enterprise environment.

    • Cut operational costs 15% annually by overhauling video teleconference operations, hardware/software specs, disaster recovery, and networking.
    • Deployed a SpiceWorks ticketing system that boosted issue resolution efficiency 35% within six months and enabled self-service support.
    • Managed computing systems testing and application deployment in Docker and VMware, sustaining 99.5% uptime during peak periods.
  5. Enterprise Software Engineer · IBM

    June 2007 — February 2013

    Provided 24x7 enterprise support for the Lotus Notes/Domino suite to a global customer base.

    • Maintained 99.9% uptime and a 95%+ CSAT rating, consistently ranking in the top 10% of 85 engineers in the Austin division.
    • Built a cross-functional training system that expanded training materials 30%, reduced staff ramp-up 20%, and lifted team efficiency 25%.

Selected projects

What colleagues say

Customer-first mindsetStrong collaboration across internal and external stakeholdersTeam leadership and supportWillingness to learn new tools, systems, and workflowsTechnical knowledge paired with service mindsetStrong fit for customer success, engagement management, and customer advocacy roles

Synthesized from LinkedIn recommendations. Read the full quotes →

Hiring or just curious?

Happy to talk through any of the above in more detail.