Customer Success Manager, SMB — Scale B2B SaaS with AI

enginy.ai; Barcelona; On-site; EUR 42,000 - 66,000; Full time

Benefits offered by this job

Competitive salary

Performance bonuses

Cobee remuneration

Pension plan (Arca)

Birthday and Geneversary vacation days

WFH allowance

Work From Anywhere weeks

Gym discount

Fresh fruit

Learning & growth opportunities

Job summary

Enginy AI, a Barcelona-based startup, is hiring a Customer Success Manager, SMB to own retention and expansion across a large portfolio of B2B SaaS customers. You’ll design scalable programs, drive activation, and use AI tooling to automate repetitive tasks, freeing time for high value interactions.

You’ll collaborate with Product, Marketing, and Sales to feed churn signals, co-develop campaigns, and help refine our GTM strategy while writing the playbook for an early CS team.

Qualifications

• 2–4 years in Customer Success or Account Management in B2B SaaS.
• Experience operating inside a scaled CS motion with digital programs.
• Commercial track record with renewals and upsell conversations.
• Proactive ownership mindset and problem-solving abilities.
• Proficiency in Spanish and English.

Responsibilities

• Own a large portfolio of B2B SaaS accounts with activation, adoption and expansion focus.
• Design and execute one-to-many programs (emails, webinars, sequences) at scale.
• Identify when human intervention is needed and act decisively.
• Own renewals and lead upsell/cross-sell conversations.
• Run QBRs and collaborate with Sales on seamless handoffs.
• Build activation sequences and templates that scale across customers.
• Automate repetitive touchpoints to move the needle.
• Share best practices across CS to improve overall efficiency.
• Keep CRM data accurate and feed insights back to Product.

Skills

Customer Success in B2B SaaS

Scaled CS motion experience

Renewals & upsell experience

Proactive ownership mindset

Spanish & English proficiency

Job description

Enginy AI, a Barcelona-based startup, is hiring a Customer Success Manager, SMB to own retention and expansion across a large portfolio of B2B SaaS customers. You’ll design scalable programs, drive activation, and use AI tooling to automate repetitive tasks, freeing time for high value interactions.

You’ll collaborate with Product, Marketing, and Sales to feed churn signals, co-develop campaigns, and help refine our GTM strategy while writing the playbook for an early CS team.