Open Role
Senior SDR Manager
at Epsilon3
Los Angeles, CA·Posted 2 days ago·$180,000–$215,000 / year
Job description
Epsilon3 is a multi-product operations management platform revolutionizing the way teams build, launch, and operate spacecraft and other advanced hardware systems.
Launched in 2021, our company is led by engineers from SpaceX, Google, and NASA, who have experience supporting over 100 space missions. Innovative teams at Blue Origin, Rocket Lab, Axiom Space, Firefly Aerospace, and many others depend on our web-based (SaaS) solutions to plan and track high-stakes procedures. We raised a $15M Series A funding round led by Lux Capital, Y Combinator (YC S21), and other world-class investors.
We're looking for an experienced Senior Sales Development Representative (SDR) Manager to lead, scale, and grow our Sales Development team. This is a great opportunity for a strategic leader who enjoys coaching people, building high-performing teams, and creating scalable outbound processes.
You'll be responsible for managing and developing our current SDRs while designing the strategy to scale the team as we continue to grow. Working closely with Sales and Marketing leadership, you'll drive pipeline generation, improve performance through advanced coaching and enablement, and build a culture of accountability, learning, and success.
About Epsilon3

Runs spacecraft operations software.
View full profile →- HQ
- Los Angeles, CA
- Stage
- Series A
- Total Raised
- $19.7M
- Employees
- 21-50
- Founded
- 2021