UNKNOWN

FEED

Deep, hands-on experience across the responsibilities above: GCC High tenant administration, Entra, self-built IAM automation, Intune without Group Policy, email security and Purview, and SaaS/AWS administration. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.

Radiant Industries

Senior System Administrator

ea_via_bold

Network Management: Oversee and maintain network infrastructure which includes Cisco switches, routers, and Cisco and Palo Alto firewalls, dedicated fiber optic infrastructure and leased lines. Job Summary: The Network/IT Administrator II will manage all aspects of enterprise network infrastructure and administer the CCTV systems and other servers.

YEAR

TransCore Partners LLC

Network Administrator II

Architect for an order-of-magnitude increase in accounts, positions, and daily transaction volume: capacity modeling, tenant-aware partitioning and sharding strategy, per-domain read replicas, continuous aggregates and materialized views, connection pooling, and load testing ahead of demand. Lead multi-region resilience for data stores: convert production clusters to Aurora Global Database, instrument replication lag against tiered RTO and RPO commitments, and own documented failover, failback, and recurring recovery drills.

Altruist

Staff Database Administrator

OTHER

You will keep the cameras recording without gaps, keep the networks that carry that video reliable at every site, and keep the servers, switches, and firewalls behind both healthy in a 24/7 gaming environment and across retail stores that depend on remote support. Provide end-user support for staff at both casino properties, the Century City office, and retail locations, including workstations, printers, phones, point-of-sale devices, and access to business applications.

Larry Flynt's Lucky Lady Casino

Network Administrator

[AW]-iCims

Maintains web system performance by performing system monitoring and analysis and performance tuning; troubleshooting system hardware, software, and operating and system management systems; designing and running system load/stress testing and escalating application problems to vendor. Updates job knowledge by tracking emerging internet technologies, participating in educational opportunities, reading professional publications, maintaining personal networks and participating in professional organizations.

IbrokerPower Capital

System Administrator

The ideal candidate brings strong generalist experience across Windows and Linux systems, enterprise networking, Azure Government/GCC High, and secure production environments typical of the Defense Industrial Base. Experience administering GPU‑accelerated compute environments (NVIDIA/CUDA), including containerized AI/ML training and inference stacks (e.g., PyTorch, TensorFlow, Docker/Singularity) and managing multi‑node or cluster‑based workflows.

DZYNE Technologies

Terran Orbital provides end-to-end satellite solutions by combining satellite design, production, launch planning, mission operations, and on-orbit support to meet the needs of the most demanding military, civil, and commercial customers. Reporting to the IT Manager, the PLM Administrator will be responsible for administering and enhancing our PTC Windchill environment and ensuring seamless integration across CAD (Creo, SolidWorks), CAE (ANSYS/Keysight), MES (Aegis), and enterprise systems (Microsoft D365).

Terran Orbital Corp

PLM Administrator

FULL_TIME

Dynamic Solutions Technology, LLC (DST), a premier strategic services firm that meets IT and Service needs for commercial and government clients, is seeking a full-time Network Administrator to provide support to a Federal Government customer in the Victorville, CA location. Required Education/Training:Bachelors of Science degree in Information Technology or related field; relevant and equivalent experience may be substituted for degree requirement.

Dynamic Solutions Technology LLC

Talent Acquisition

Collaboration & Liaison: Partner closely the USC Sponsored Projects Accounting (SPA) office, Department of Contracts and Grants, KSOM Office of Research Administration, principal investigators, research groups, and external sponsors to facilitate smooth research operations and ensure compliance with institutional and funding agency policies. When extending an offer of employment, the University of Southern California considers factors such as (but not limited to) the scope and responsibilities of the position, the candidate's work experience, education/training, key skills, internal peer equity, federal, state, and local laws, contractual stipulations, grant funding, as well as external market and organizational considerations.

University of Southern California

Research Administrator

The Benefits Administrator serves as the primary point of contact for all benefits-related matters, leads the annual open enrollment process, manages vendor relationships, and coordinates benefits education initiatives. Ability to coordinate personnel functions and work effectively with individuals from diverse social, ethnic, and economic backgrounds.

JWCH Institute Inc

Temporary Human Resources Benefits Administrator

Claims Analysis & Tracking: Monitor ongoing medical and prescription drug claims performance; identify trends, high-cost claimants, and cost-driver patterns in partnership with plan actuaries and brokers. Benefits Communication: Draft clear, accessible employee communications explaining self-insured plan features, cost-saving tools (e.g., telehealth, centers of excellence), and wellness incentive initiatives.

Tebra

Senior Benefits Administrator

GreenHouseAPI

The Cloud department provides central technology support for the design, development, security, and maintenance of campus-wide computing infrastructure, including: email, web services, intranet services, directory services, account management for technology access, as well as various server operating system environments and databases, including UNIX, Linux, and Windows for the support of campus applications such as PeopleSoft, Canvas, Office 365, AWS, Oracle, and network management. In compliance with state and federal crime awareness and campus security legislation, including the Jeanne Clery Campus Safety Act, California Education Code section 67380, and the Higher Education Opportunity Act (HEOA), Cal Poly Pomona's Annual Security Report and Annual Fire Safety Report are available for viewing at Cal Poly Pomona's Annual Security Report and Cal Poly Pomona's Annual Fire Safety Report.

California State University

Windows Systems Administrator

In partnership with the Director of Operations, this role also leads efforts to document and improve department workflows, align administrative functions with organizational goals, and implement strategies to streamline operations, reduce inefficiencies, and enhance overall performance. The Role: The Senior Operations Administrator is a key exempt-level role responsible for ensuring client compliance with Living Wage Ordinance (LWO) regulations across the Healthcare and Government/Municipality sectors.

Servicon

Sr. Operations Support Administrator

As we continue to invest in legal technology that enhances how we serve our clients, we are implementing Litify and we are seeking a Litify Administrator to help lead that effort and grow into a broader role shaping our legal technology strategy over time. About Greenberg Gross LLPGreenberg Gross LLP is a premier plaintiff trial litigation firm with offices across multiple states, headquartered in Orange County, CA.

Greenberg Gross LLP

Litify Administrator

The Project Administrator position for the USC Street Medicine Workforce Development and Education will support the day to day operations of the Workforce Development and Education team in support of the execution of project objectives related to the development of a robust and sustainable street medicine workforce in California and beyond. When extending an offer of employment, the University of Southern California considers factors such as (but not limited to) the scope and responsibilities of the position, the candidate's work experience, education/training, key skills, internal peer equity, federal, state and local laws, contractual stipulations, grant funding, as well as external market and organizational considerations.

Project Administrator

Active and existing security clearance required on day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. Typically requires a University degree or equivalent experience and a minimum of 5 years of prior relevant experience or an Advanced Degree in a related field and minimum 3 years experience.

Principal System Administrator Windows or Linux

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

Principal Windows System Administrator

Principal Linux Administrator

Real ownership of multi-site campus networking, next-generation firewalls, enterprise wireless, Cisco Catalyst switching, virtualization, and upcoming modernization projects. The organization is now launching major infrastructure upgrades, a data center relocation, and a voice platform migration — and this person will be the technical lead driving that work.

Security Director Jobs in Costa Mesa, CA

Senior System Administrator Radiant Industries

Network Administrator II TransCore Partners LLC

Staff Database Administrator Altruist

Network Administrator Larry Flynt's Lucky Lady Casino

System Administrator IbrokerPower Capital

Senior System Administrator DZYNE Technologies

PLM Administrator Terran Orbital Corp

Network Administrator Dynamic Solutions Technology LLC

Research Administrator University of Southern California

Temporary Human Resources Benefits Administrator JWCH Institute Inc

Senior Benefits Administrator Tebra

Windows Systems Administrator California State University

Sr. Operations Support Administrator Servicon

Litify Administrator Greenberg Gross LLP

Project Administrator University of Southern California

Principal System Administrator Windows or Linux RTX

Principal Windows System Administrator RTX

Principal Linux Administrator RTX

Network Administrator, Beverly Hills, CA Planet Green Search

Senior System Administrator Radiant Nuclear

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