About the Role The Customer Success Manager owns the ongoing relationship with our defense and aerospace customers after they go live on Atomus Aegis — keeping them secure, compliant, and successful. You will work in a pod alongside a Cybersecurity Engineer and report into our Customer Success and Engineering organization. What You'll Do - Serve as the primary point of contact and first line of support for a portfolio of customers' cybersecurity and compliance questions. - Lead quarterly compliance reviews with customer leadership (owners, CISOs, IT directors) and drive documentation to sign-off. - Guide customers through the NIST 800-171 and CMMC Level 2 lifecycle, translating technical controls into clear business outcomes. - Partner with a Cybersecurity Engineer to co-own the management of customer accounts - Own retention and surface customer feedback to our engineering and product teams to improve the Aegis platform. - Travel to customer sites approximately once per month. What You'll Bring - 2–5 years of experience in customer success, account management, technical support, GRC, or a client-facing role at a B2B SaaS or technology company. - Excellent written and verbal communication, with the ability to make complex technical and regulatory topics simple. - Strong ownership, organization, and follow-through across multiple accounts and priorities. - Comfort learning a technical, highly regulated product. - Ability to work on-site in San Francisco full-time. Preferred Qualifications - Exposure to cybersecurity, GRC, compliance, or regulated industries (NIST 800-171, CMMC, DFARS, ITAR, or FedRAMP). - Familiarity with Microsoft 365, Intune, Microsoft Defender, and IT ticketing systems. - Experience supporting defense, aerospace, or government customers.