Network & Systems Administrator - Infrastructure / IAM / Security

New Today

This role requires candidates who are currently authorized to work in the U.S. without sponsorship, and C2C arrangements are not accepted. This role is hybrid in Torrance, CA.
About the Role
We are looking for a hands-on Network & Systems Administrator to join a lean IT team supporting a fast-paced, distributed environment spanning dozens of locations nationwide. This is not a pure security role, and it is not a pure networking role - it is an infrastructure generalist with deep identity and access management ownership and a security-first mindset.
The ideal candidate evaluates every infrastructure decision through the lens of security impact. If that is how you naturally think, this role is built for you.
Environment Over 500 users across the organization Several thousand managed endpoints Dozens of physical locations nationwide Hybrid cloud infrastructure (on-premises + Azure) Lean, collaborative IT team Role Breakdown 50% - Server & Cloud Infrastructure (Azure optimization focus) 30% - AD / Cyber / Security & IAM 20% - Networking Support Core Responsibilities Server & Cloud Infrastructure Manage and optimize Azure infrastructure including IaaS, hybrid identity, and cloud services Administer on-premises server environments across multiple data centers Drive Azure cost optimization, resource governance, and performance tuning Maintain infrastructure health across a distributed, multi-site environment Security & IAM Active Directory administration (critical requirement) Group Policy design, management, and enforcement Lead Identity and Access Management (IAM) maturity initiatives Drive SSO rollout across enterprise applications Manage Azure AD / Entra ID and hybrid identity configurations Identity lifecycle management: provisioning, de-provisioning, and role-based access Endpoint security deployment and monitoring (AV / EDR) Evaluate all infrastructure changes for security posture impact Networking Support Understand and work within existing firewall policies Configure network ports and support switching as needed Handle physical infrastructure support and on-site troubleshooting across facilities Support remote sites as needed What We Are Looking For Experience supporting multi-site organizations with 20+ locations strongly preferred Strong Active Directory and IAM background - required Hands-on experience rolling out SSO across multiple enterprise applications Azure administration experience with a focus on optimization and hybrid identity Familiarity with endpoint security platforms (EDR, AV, device management) Ability to own projects independently within a lean IT team Background in environments with 500+ users, thousands of endpoints, and hybrid cloud infrastructure Travel 2-3 trips per year to support remote locations What This Role Is Not Not a dedicated security engineer position Not a pure network / firewall architect role Not a helpdesk or tier-1 support position What Success Looks Like SSO successfully rolled out across core enterprise applications Identity and access processes tightened, documented, and enforced Clear visibility into endpoint security posture Azure infrastructure optimized for performance and cost Reduced access sprawl and stronger policy enforcement across the environment
Location:
Torrance
Category:
Computer And Mathematical Occupations

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