Cloud Systems Engineer

Red Cell Partners is an incubation firm building and investing in rapidly scalable technology-led companies that are bringing revolutionary advancements to market in three distinct practice areas: healthcare, cyber, and national security. United by a shared sense of duty and deep belief in the power of innovation, Red Cell is developing powerful tools and solutions to address our Nation’s most pressing problems.

DEFCON AI is an insights company that leverages artificial intelligence, mathematical optimization, data analytics, and software engineering for resilient optimization of complex  today’s dynamically changing world, DEFCON AI’s technology aligns outcomes with operational goals, better decision making, and empowers customers to anticipate assess, and mitigate the impacts of disruptions.

DEFCON AI is hiring a Cloud Systems Engineer to administer AWS, Microsoft Azure, and our Microsoft 365 and Entra t. This is a single, senior seat covering both halves of the environment - the infrastructure that runs our workloads and the identity plane that governs who reaches them - with end-to-end ownership of each. The work spans virtual machine provisioning and network architecture, Infrastructure as Code, tenant and identity administration, endpoint management, automation, and continuous monitoring.

We operate under defense-sector compliance obligations, so security hardening and audit-ready documentation are part of the job rather than an afterthought. Experience in regulated or compliance-driven environments - defense, healthcare, or financial services - is a strong plus.

• Administer and maintain AWS and Azure environments, including day-to-day operations of virtual machines, networking, and storage across both providers.
• AWS: deploy, maintain, and optimize EC2, RDS, S3, IAM, KMS, Secrets Manager, and Cloud Trail; manage VPCs, subnets, routing tables, security groups, and NACLs.
• Azure: administer virtual machines, virtual networks and NSGs, storage accounts, Azure Files, Key Vault, Azure Virtual Desktop, and Site Recovery across subscriptions.
• Build and manage hardened VM images and golden images for consistent, repeatable deployments.
• Implement and support high availability, auto-scaling, backup, and disaster recovery configurations.
• Support multi-account and multi-subscription governance structures - AWS Organizations, Azure Management Groups, and equivalent landing-zone constructs.
• Own the Microsoft 365 tenant end to end:
  Entra , Exchange Online, SharePoint, One Drive, Teams, and licensing.
• Administer the identity plane
  - Conditional Access policies, MFA enforcement, RBAC and least privilege, privileged access, hybrid identity, and application registrations. and role assignments, and conditional access policies
• Run the full user lifecycle: provisioning, onboarding, role changes, offboarding, and access reviews, automated wherever the volume justifies it.
• Manage the endpoint fleet through Intune, including compliance policies, configuration profiles, patching, and device lifecycle.
• Administer single sign-on and provisioning integrations (SAML, SCIM) between Entra  the SaaS platforms we operate.
• Support data governance and protection through Purview, sensitivity labels, and DLP policy where applicable.
• Build and maintain infrastructure using Terraform - modular design, remote state management, and workspace strategy - across both AWS and Azure.
• Build reusable, secure baseline modules for network architecture, IAM roles, logging, monitoring, and encryption.
• Automate operational workflows in Power Shell, Bash, and Python, including Microsoft Graph API automation for identity and tenant tasks.
• Integrate infrastructure provisioning and security controls into CI/CD…