Senior JWICS Systems Admin – TS/SCI, Onsite SF, Equity

Astranis; San Francisco (CA); On-site; USD 135,000 - 205,000; Full time

Benefits offered by this job

Equity

Healthcare

401(k)

Flexible PTO

Job summary

Astranis is seeking a Senior Systems Administrator for the USG Program in San Francisco to securely administer JWICS/CWAN environments. The role requires hands-on support for classified servers, workstations, and networking, ensuring RMF and DoD security controls are in place.

Applicants must have TS/SCI clearance and experience with security configurations, vulnerability management, and collaboration with ISSM, COMSEC, and government representatives to maintain operational availability.

Qualifications

• Requires TS/SCI clearance and JWICS/CWAN experience.
• Must be able to operate in a RMF/cybersecurity compliant classified environment.
• Experience supporting government inspections and classified security requirements.

Responsibilities

• Administer JWICS, CWAN, and TS/SCI systems and supporting infrastructure.
• Configure and maintain classified servers, workstations, and network devices.
• Install OS, applications, patches, and security updates.
• Manage user accounts, permissions, and system services.
• Identify and remediate vulnerabilities; support patch management and configuration compliance.
• Maintain security logs and support incident reporting and monitoring.

Skills

System administration

Cybersecurity

Security clearance

Vulnerability management

Networking troubleshooting

Education

Security+ certification

Tools

STIGs

eMASS

Nessus

SCAP

ACAS

AWS Classified Cloud

Job description

Astranis is seeking a Senior Systems Administrator for the USG Program in San Francisco to securely administer JWICS/CWAN environments. The role requires hands-on support for classified servers, workstations, and networking, ensuring RMF and DoD security controls are in place.

Applicants must have TS/SCI clearance and experience with security configurations, vulnerability management, and collaboration with ISSM, COMSEC, and government representatives to maintain operational availability.