Senior Account Manager, Commercial

Mimecast

. Own a portfolio of existing Upper Mid-Market customers with 1,500-5,000 employees .

Posted 10/28/2026full-timeUnited StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in managing and growing a portfolio of Upper Mid-Market customers, achieving upsell and retention quotas while leveraging strong business acumen and understanding of corporate IT and cybersecurity. Proven ability to build trusted relationships and effectively collaborate across teams to drive revenue growth.

Highest-signal resume keywords

Upper Mid-Market Customer ManagementUpsell And Cross-Sell StrategiesSalesforce CRM ProficiencyAccount Planning And Pipeline ManagementBusiness And Commercial Acumen

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Upsell Quota AchievementRetention Quota AchievementAccount Activity ManagementSales Methodology ApplicationPipeline Management

Soft Skills

Relationship BuildingSelf-MotivationOrganizational SkillsCollaboration

Tools & Technologies

Salesforce

Industry Keywords

IT SalesCloud ComputingCybersecurityCorporate IT TeamsBuying Processes

Tech Stack

Tools & technologies

CloudCyber Security

About the role

Key responsibilities & impact

Own a portfolio of existing Upper Mid-Market customers with 1,500-5,000 employees
Grow revenue through upsell and cross-sell rather than net-new prospecting
Meet monthly, quarterly, and annual upsell and cross-sell revenue targets
Partner with the Partner/Channel Development team to build and execute account plans
Manage pipeline and execute sales activity plans supporting agreed revenue quotas
Build and maintain trusted relationships with multiple stakeholders
Identify expansion opportunities and sell new Mimecast products into existing accounts
Maintain accurate account activity, pipeline, and forecast data in Salesforce
Apply Mimecast's end-to-end sales methodology
Collaborate with Customer Success, Support, and other teams

Requirements

What you’ll need

Demonstrated ability to independently manage and grow a portfolio of Upper Mid-Market customers with 1,500-5,000 employees in IT sales
Track record of achieving upsell and retention quotas
Strong business and commercial acumen
Understanding of corporate IT teams, buying processes, cloud computing, and the broader technology and cybersecurity stack
Ability to build and sustain customer trust and manage relationships with multiple stakeholders
Self-motivated, organized approach to account planning and pipeline management in a fast-paced, quota-carrying environment
Experience using Salesforce or another CRM system
Successful completion of applicable background checks

Benefits

Comp & perks

Benefits offered in accordance with company policy and local regulations
Incentive plans may be available
Equal Opportunity and Affirmative Action Employer
Interview adjustments or accommodations for disabilities or other reasons