Senior Systems Engineer

CoreWeave•Sunnyvale, CA

1d•Hybrid

About The Position

About the Team IT Engineering at CoreWeave designs, builds, and operates the systems that enable our employees and acquired organizations to work securely and efficiently at scale. The team partners closely with Security, Business Development, PeopleOps, and Corporate functions to deliver resilient, standardized, and automation-first IT solutions that support CoreWeave’s rapid growth. About the Role As the Senior IT Systems Engineer, M&A, you will own the end-to-end technical integration experience for all CoreWeave acquisitions. You’ll design and execute scalable, secure, and repeatable M&A integration frameworks—from technical due diligence through day-one readiness and post-close stabilization. This role is highly visible and cross-functional, requiring deep technical expertise across identity, SaaS platforms, and enterprise IT systems, as well as the ability to operate in fast-paced, ambiguous environments. You’ll be instrumental in building the playbooks and standards that enable CoreWeave to scale through acquisition.

Requirements

7–10+ years of experience in enterprise IT engineering, systems administration, or systems architecture.
3+ years of hands-on experience leading M&A technical integrations or large-scale SaaS and tenant migrations.
Deep technical expertise in: SaaS collaboration platforms (Google Workspace, Microsoft 365, Slack, Zoom, etc.).
Modern identity systems (Active Directory, Entra ID, Okta).
Authentication and access controls including SSO, MFA, Conditional Access, Device Trust, and Zero Trust principles.
Strong automation and scripting skills using PowerShell, Python, Golang, or similar languages.
Experience with configuration management and infrastructure-as-code frameworks such as Terraform and Ansible.
Experience implementing observability and monitoring for SaaS and core IT systems.
Proven ability to produce clear technical documentation and lead complex, cross-functional technical initiatives.

Nice To Haves

Experience integrating rapidly scaling, cloud-native, or high-growth organizations.
Experience with API-based integration and automation platforms (e.g., Workato).
Hands-on experience with AWS, GCP, or Azure identity and related networking integrations.
Relevant certifications (Microsoft/Azure, Okta, AWS, GCP, Security+, ITIL).
Familiarity with compliance frameworks such as SOC 2, ISO 27001, SOX, and GDPR.

Responsibilities

Develop and maintain CoreWeave’s M&A playbooks, runbooks, operating frameworks, and tooling to enable repeatable and predictable integrations.
Own the full technical M&A lifecycle, including IT due diligence, day-one integration, and post-close stabilization.
Build and execute detailed integration roadmaps with clear milestones, risk tracking, and stakeholder visibility.
Partner closely with Enterprise Security to ensure all integrations meet CoreWeave’s security and compliance standards.
Serve as a subject matter expert for enterprise collaboration platforms including Google Workspace, Microsoft 365, Slack, Zoom, Teams, Box, GitHub, and SharePoint.
Design and implement modern identity architectures, including Active Directory, Entra ID, Okta, SSO/MFA, SAML, OAuth, SCIM, and identity federation models.
Execute tenant-to-tenant migrations, coexistence strategies, and service rationalization plans.
Drive consolidation to CoreWeave-standard platforms to improve operational simplicity and scalability.
Participate in on-call rotation as a senior escalation point for IT engineering issues.
Continuously improve tooling, automation, documentation, and integration processes.
Communicate clearly and proactively with executives, cross-functional partners, and acquired organizations.