Senior Systems Administrator: AI-Driven Infra & Security

The Nuclear Company; Washington; On-site; USD 121,000 - 143,000; Full time

Benefits offered by this job

401k with company match

Medical, dental, vision plans

Generous vacation policy and holidays

Job summary

The Nuclear Company is seeking a Senior Systems Administrator to securely manage and scale Microsoft 365, Entra ID, endpoints, and cloud/server environments. You will be the Tier 3 escalation point, remediating risks and building automation for provisioning, compliance, and reporting.

Ideal candidates have hands-on experience with Intune, Azure, AWS, Windows/Linux servers, and a security-first approach in a fast-paced setting.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent practical experience.

Responsibilities

• Administer and securely scale Microsoft 365, including Exchange Online, SharePoint Online, mail flow, retention, sharing, and licensing.
• Administer Microsoft Entra ID, SSO, MFA, Conditional Access, RBAC, and identity lifecycle processes.
• Audit user and administrator accounts, security groups, roles, and licenses; remediate orphaned identities and legacy configuration issues.
• Configure and operate DLP and insider-risk controls in partnership with Cybersecurity and Legal.

Skills

Microsoft 365

Entra ID

PowerShell automation

Cloud administration

RBAC / Identity lifecycle

Networking fundamentals

Education

Bachelor's degree in CS/IT

Tools

NinjaOne

RMM platforms

Job description

The Nuclear Company is seeking a Senior Systems Administrator to securely manage and scale Microsoft 365, Entra ID, endpoints, and cloud/server environments. You will be the Tier 3 escalation point, remediating risks and building automation for provisioning, compliance, and reporting.

Ideal candidates have hands-on experience with Intune, Azure, AWS, Windows/Linux servers, and a security-first approach in a fast-paced setting.