CesiumAstro
Senior IT Administrator
El Segundo, CA · Senior · Full-time
Work authorization required$99k-$117kDetected 5 days ago
AWSAzureCloud PlatformsCustomer SupportVPNCommunicationProblem SolvingMicrosoft OfficeSharePointCompTIA
About the role
- This role is a project-focused role responsible for planning and executing enterprise IT initiatives at CesiumAstro.
- The Senior IT Administrator operates with general supervision and exercises independent judgment in diagnosing, prioritizing, and resolving a wide range of technical issues affecting end users and enterprise systems.
Responsibilities
- Lead and execute system migration projects including planning, testing, cutover, and post-migration support.
- Drive system integrations across enterprise platforms to improve interoperability and reduce manual workflows.
- Coordinate and implement companywide software and hardware upgrades with minimal disruption to operations.
- Manage Active Directory cleanup efforts including account audits, group policy reviews, and directory hygiene.
- Administer and maintain user accounts, groups, and permissions in Active Directory and/or Azure AD/Entra ID.
- Manage endpoint configuration, imaging, patching, and software deployment via MDM platforms (e.g., Intune).
- Support IT security practices including access reviews, MFA enforcement, and endpoint compliance.
- Develop and maintain technical documentation including SOPs, knowledge base articles, and troubleshooting guides.
- Identify recurring issues, contribute to root-cause analysis, and implement process improvements.
Requirements
- 5-8 years of IT support or systems administration experience required (3-6 years with a relevant M.S.).
- Working knowledge of IT security practices including endpoint compliance, access management, and MFA.
- Proficiency in Microsoft 365 (Outlook, Teams, SharePoint, OneDrive).
- Experience with AWS cloud configuration and support.
- Knowledge of IT ticketing systems.
- If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you.
Nice to have
- B.S. in Information Technology, Computer Science, or related field preferred
- equivalent experience considered.
Compensation
- $99k-$117k
Benefits
- Monitor system health and assist in administration of servers, cloud environments, network infrastructure, M365 advanced skills, including Purview, Security, and Entra ID.
Visa & Work Authorization
- citizen, lawful permanent resident of the U
Apply directly at CesiumAstro →Create a free account for alerts like thisView CesiumAstro immigration profile
This listing is sourced directly from CesiumAstro's careers page and normalized into a canonical job model.