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Customer Success

Job in New York, New York County, New York, 10261, USA
Listing for: Lightyear
Full Time position
Listed on 2026-06-30
Job specializations:
  • Customer Service/HelpDesk
    Customer Success Mgr./ CSM, CRM System, Account Manager
Salary/Wage Range or Industry Benchmark: 180000 - 250000 USD Yearly USD 180000.00 250000.00 YEAR
Job Description & How to Apply Below
Location: New York

Lightyear builds software that is revolutionizing the telecom management experience for hundreds of enterprises. Lightyear’s platform helps enterprise IT teams automate telecom procurement, network inventory management, telecom bill payment, and much more, and is utilized by companies including Honeywell, Alo Yoga, Palo Alto Networks, and Louis Vuitton. Lightyear has raised nearly $65M from the first investors in Roblox, Discord, Coupang, Robinhood, and Flexport.

Position

As Lightyear’s Head of Customer Success, you will play a critical role in defining what best‑in‑class Customer Success looks like for Lightyear by building out and executing processes that impact our customer experience, customer retention, and overall revenue growth. In this position, you’ll work closely with the CEO as well as the Sales, Operations, and Product functions to ensure smooth customer renewals, proactively identify opportunities to grow revenue within existing customers, translate customer utilization data and anecdotes into product and process changes, and deal with customer issues first‑hand.

The ideal candidate for this will bring together a customer‑first mindset with sales and / or customer success past experience, in a SaaS or startup environment.

Estimated total cash compensation ranges from $180,000–$250,000, with final compensation determined based on the candidate’s experience, skills, qualifications, and overall fit for the role.

Responsibilities
  • Work closely with the GTM org to measure and drive high-quality customer experiences across pre‑ and post‑sales that result in high net retention, NPS, and upsell.
  • Own the customer renewal process to drive best‑in‑class gross retention.
  • Build out the playbook for post‑sale opportunity identification and upsells by strategically utilizing customer inventory data and key touchpoints such as QBRs.
  • Use product and user analytics to manage and improve the customer experience.
  • Engage with customers and provide customer feedback to inform our product roadmap; act as voice of customer regarding issues, opportunities, and enhancements.
  • Work closely with the CEO, CTO, Sales, Operations, and Product to meet all goals and objectives across the customer lifecycle.
Qualifications
  • Proven track record of managing key pre‑sales and / or post‑sales processes at a fast‑growing company, or relevant experience in operationally rigorous startup roles.
  • Deep understanding of key customer success and customer retention SaaS metrics.
  • Experience building and leading successful teams at a SaaS company.
  • Strong empathy for customers and passion for revenue processes.
  • Strong executive presence and ability to influence customer leadership.
  • Experience working with Salesforce, Hubspot, and other customer analytics software.
  • Relentless focus on continuous, data‑driven improvement.
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