Sr. Customer Success Manager

Drive Strategic Customer Outcomes and Long Term Value 

GTT is hiring a Senior Customer Success Manager to lead high value customer relationships and deliver measurable outcomes across enterprise accounts. You will drive adoption, retention and expansion across GTT’s cloud networking and secure connectivity portfolio including SD WAN, SASE and managed network services. 

This role is ideal for someone who thrives in complex customer environments, enjoys executive engagement and focuses on delivering long term value. 

About the role 

You will manage a portfolio of strategic or high value customers, owning lifecycle delivery from onboarding through adoption, renewal and growth. 

Key responsibilities: 

• Manage a portfolio of strategic enterprise customers, driving onboarding, adoption and retention outcomes 

• Drive value realization across GTT solutions including SD WAN, SASE and global connectivity services 

• Identify and support expansion opportunities in partnership with Sales teams 

• Develop and deliver customer success plans aligned to customer goals and lifecycle stages 

• Monitor customer health, identify risks and lead proactive mitigation strategies 

• Conduct executive level customer engagements including business reviews and roadmap discussions 

• Collaborate with Sales, Service Delivery, Product and Engineering to ensure aligned customer outcomes 

• Analyse customer data and insights to identify growth opportunities, risks and performance improvements 

This role suits someone who enjoys learning, adapting quickly and developing new skills as priorities evolve. 

What we’re looking for 

Essential: 

• 5 to 7 years of experience in customer success, account management or service leadership within B2B technology or telecommunications 

• Experience managing enterprise or strategic customer portfolios with strong retention and growth outcomes 

• Understanding of networking or connectivity solutions such as SD WAN, SASE or managed services 

• Strong knowledge of customer lifecycle management, health metrics and success planning 

• Ability to engage and influence senior stakeholders 

• Strong communication, analytical and organisational skills 

• Experience using CRM platforms and customer success tools 

Nice to have: 

• Experience working with multinational cus