Senior Systems Engineer

Senior Systems Engineer (M&A)

Core Weave is The Essential Cloud for AI™. Built for pioneers by pioneers, Core Weave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, Core Weave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, Core Weave became a publicly traded company (Nasdaq: CRWV) in March 2025.

Learn more at

As the Senior IT Systems Engineer, M&A, you will own the end‑to‑end technical integration experience for all Core Weave 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, and the ability to operate in fast‑paced, ambiguous environments.

You’ll be instrumental in building the playbooks and standards that enable Core Weave to scale through acquisition.

• Develop and maintain Core Weave’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 Core Weave’s security and compliance standards.
• Serve as a subject‑matter expert for enterprise collaboration platforms including Google Workspace, Microsoft 365, Slack, Zoom, Teams, Box, Git Hub, and SharePoint.
• Design and implement modern identity architectures, including Active Directory, Entra , Okta, SSO/MFA, SAML, OAuth, SCIM, and identity federation models.
• Execute tenant‑to‑tenant migrations, coexistence strategies, and service rationalization plans.
• Drive consolidation to Core Weave‑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.

• 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 , Okta).
  • Authentication and access controls including SSO, MFA, Conditional Access, Device Trust, and Zero Trust principles.
• Strong automation and scripting skills using Power Shell, 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.

• 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.

• You love building repeatable systems and processes from scratch.
• You’re curious about how identity, security, and SaaS ecosystems scale during rapid growth.
• You’re an expert at translating complex technical work into clear, executable integration plans.

At Core Weave, we work hard, have fun, and move fast.…