Senior Specialist, Cyber Administration
Listed on 2026-09-01
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IT/Tech
Cybersecurity, Information Security & Data Protection, Systems Administrator, Network Security
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Senior Specialist, Cyber Information Systems Security OfficerFull Time San Leandro, CA, US
6 days ago Requisition
Salary Range: $ To $ Annually
Job Title:Senior Specialist, Cyber Information Systems Security Officer
Job Location:San Leandro, CA(This position is 100% onsite)
Security Clearance:Must possess an active U.S. Government “Secret” Security Clearance
Citizenship Requirement: U.S. citizenship is required to obtain and maintain a security clearance.
Additional Requirement: Must be eligible to obtain and maintain a Top-Secret clearance
Schedule:9/80:
Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off.
Fisica, Inc. is a premier manufacturer of advanced defense products, specializing in the design and production of airborne and ground-based antennas, as well as cutting-edge electromagnetic systems and simulators. Headquartered in San Leandro, California, with additional operations in Simi Valley, Fisica plays a vital role as a trusted partner to leading defense primes and the U.S. Department of Defense.
Our company operates as - ATI, Randtron, Datron and Space Vector—each bringing deep expertise and innovation to the defense sector. Led by a seasoned management team, Fisica is committed to excellence in engineering, manufacturing, and mission-critical solutions that enhance national security.
At Fisica, we foster a strong, collaborative work culture that values individual contributions and empowers our employees. Our commitment to innovation, integrity, and teamwork makes us a leader in the defense industry and an exceptional place to build a career.
Position SummaryFisica Inc., a manufacturer in San Leandro, CA is seeking a Sr Specialist, Cyber Information System Security Officer / Systems Administrator, to support enterprise and Special computing environments supporting aerospace and defense operations.
This position serves as a senior technical member of the infrastructure team and is responsible for the administration, security, availability, and lifecycle management of enterprise servers, virtualization platforms, network infrastructure, cybersecurity systems, and special information systems.
This is a dual-function role with responsibilities divided approximately equally between enterprise infrastructure operations and Information systems security administration, oversight and industrial security support. The enterprise scope includes Windows Server, Microsoft Azure Government and GCC High services, VMware, Fortinet firewalls, Aruba switching and wireless infrastructure, backup and recovery systems, cybersecurity initiatives, and multi-site support. The Information Systems Security scope includes system administration, information systems security management support for JSIG / RMF authorization support, continuous monitoring, and cybersecurity compliance for collateral and Special Program boundaries and environments.
The successful candidate will be a hands‑on technical professional who can lead complex infrastructure work, troubleshoot across multiple technology domains, and operate effectively within a classified, government-regulated environment.
Primary Responsibilities Systems Administration and Information System Security SupportIn coordination with the Information System Security Manager (ISSM), support information systems administration and cybersecurity compliance activities for systems operating under National Industrial Security Program and Special Access Program requirements.
- Build, configure, deploy, harden, patch, troubleshoot, and maintain RMF / JSIG approved workstations and servers in accordance with security oversite, and guidelines requirements and system authorization documentation.
- Support JSIG / RMF authorization and authorization-maintenance activities, including eMASS updates, POA&M tracking, artifact maintenance, and authorization package correspondence.
- Conduct periodic security reviews and continuous monitoring activities, including audit-log review, account audits,…
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