Senior FinOps Engineer

About the Job

Mimecast is seeking a passionate Senior FinOps Engineer to join our FinOps team. If you thrive on optimizing cloud spend, driving financial accountability, and collaborating across teams to deliver real business value, this is your opportunity to make a measurable impact. You’ll be at the forefront of our cloud cost management strategy, ensuring our SaaS products remain efficient, scalable, and innovative.

Overview

As a Senior FinOps Engineer at Mimecast, you will play a pivotal role in optimizing our cloud spend, driving financial accountability, and enabling data-driven decision-making across our SaaS product portfolios. You will collaborate with cross-functional teams to ensure cost-effective cloud usage, implement best-in-class FinOps practices, and support our rapid growth and innovation.

Why Join Us?

This is a high-impact role where your expertise will directly shape our cloud strategy and financial success. You’ll work with talented colleagues, cutting-edge technology, and have the autonomy to drive meaningful change. If you’re excited by the challenge of optimizing cloud economics at scale, Mimecast is the place for you.

What You’ll Do

• Optimize Cloud Spend: Lead AWS rate and usage optimization initiatives and extend best practices to other cloud providers as needed.
• Cost Allocation: Develop frameworks for effective cost allocation, enabling accurate chargeback and showback models.
• Unit Economics & COGS: Integrate business and technical metadata to calculate and report on unit economics and COGS for our SaaS product portfolios.
• Collaborate & Influence: Partner with engineering, finance, and product teams to communicate cost and usage metrics, and drive accountability.
• Reporting & Analytics: Build and maintain robust reporting frameworks for cloud cost and usage, supporting monthly reviews, anomaly detection, budgeting, and forecasting.
• Leadership Engagement: Prepare and present monthly cost and COGS reviews to leadership and product heads, providing actionable insights.
• Tooling & Automation: Lead the onboarding and integration of FinOps tools to automate and enhance cloud financial management.
• Negotiate & Analyze: Drive private rate card negotiations with cloud vendors and analyze cost-saving opportunities.
• Continuous Improvement: Stay current with industry trends and best practices in cloud financial management and FinOps.

What You’ll Bring

• FinOps Certified Practitioner (must-have).
• Must have technical expertise on cloud concepts.
• Proven expertise in AWS cost and usage optimization; experience with Azure or GCP is a plus.
• Strong background in cloud financial management, including private pricing negotiations.
• Experience building cost allocation models and frameworks.
• Advanced skills in cloud cost reporting, analytics, budgeting, and forecasting.
• Experience with SaaS product cost modeling, unit economics, and COGS analysis.
• Excellent communication and collaboration skills for engaging technical and non-technical stakeholders.
• Experience onboarding and managing FinOps tools.
• AWS Certification (e.g., Solutions Architect, SysOps) is an advantage.

What We Bring

At Mimecast, you’ll join a culture that values innovation, transparency, and collaboration. Our FinOps team is empowered to experiment, learn, and drive real business outcomes. We offer competitive compensation, comprehensive benefits, and a flexible work environment that supports your well-being and growth.

Career Growth Opportunities

• Develop deep expertise in cloud financial management and FinOps.
• Influence cloud strategy and financial decision-making at scale.
• Access to ongoing training, certifications, and mentorship.

Manager's Working Style & Team’s Purpose

You’ll join a supportive, high-performing team where your ideas are valued and your contributions are visible. Our team’s purpose is to ensure Mimecast’s cloud investments are optimized, sustainable, and aligned with business goals. You’ll have the autonomy to innovate, the support to grow, and the opportunity to make a lasting impact.

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Belonging at Mimecast

Cybersecurity is a community effort. That’s why we’re committed to building an inclusive, diverse community that celebrates and welcomes everyone – unless they’re a cybercriminal, of course.

We’re proud to be an Equal Opportunity and Affirmative Action Employer, and we’d encourage you to join us whatever your background. We particularly welcome applicants from traditionally underrepresented groups.

We consider everyone equally: your race, age, religion, sexual orientation, gender identity, ability, marital status, nationality, or any other protected characteristic won’t affect your application.

Due to certain obligations to our customers, an offer of employment will be subject to your successful completion of applicable background checks, conducted in accordance with local law.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment.