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Key Account Manager | B2B Energy Supply

Job in Sheffield, South Yorkshire, S5, England, UK
Listing for: E1 Partners
Full Time position
Listed on 2026-05-30
Job specializations:
  • Sales
    B2B Sales, Sales Manager
  • Business
Salary/Wage Range or Industry Benchmark: 80000 GBP Yearly GBP 80000.00 YEAR
Job Description & How to Apply Below

Managing Director at E1 Partners - Connecting top talent within the Energy sector!

E1 Partners is recruiting on behalf of a leading independent I&C energy supplier for a Key Account Manager to own and grow a portfolio of high-consumption energy customers.

This is a commercially focused role where you’ll manage complex renewals, lead high-value tenders, and drive revenue growth through retention, upselling, and strategic account management, also working closely with trading, operations, and finance teams.

What you’ll be doing :
  • Managing and renewing large I&C electricity & gas accounts (Flex customers)
  • Leading complex tender and pricing processes
  • Structuring competitive deals alongside the Trading Desk
  • Identifying upsell and growth opportunities across key accounts
  • Building long-term relationships with customers and TPIs
What they’re looking for:
  • Proven experience in UK I&C energy account management
  • Strong commercial and negotiation skills
  • Confident relationship-builder with a growth mindset
  • Experience managing large, complex customer portfolios

Please note this is a hybrid working model of 3 days per month in the London office.

Salary up to £80,000 depending on experience.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function
  • Business Development and Management
  • Utilities and Energy Technology (Industry)
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