Senior IT System Administrator - TS/SCI SecOps & JWICS

Bravura, Inc.; Maryland; On-site; USD 90,000 - 130,000; Full time

Job summary

Bravura, Inc. is seeking a Senior IT System Admin Certified Professional to join our JWICS environment support team.

This role focuses on day-to-day administration, maintenance, and security of critical systems at Redstone Arsenal, AL and Aberdeen Proving Ground, MD. The candidate will perform Windows/Linux administration, network device management, and provide Tier 1/2 user support, with emphasis on security operations and disaster recovery testing.

Qualifications

• Minimum 5+ years of relevant IT experience in an enterprise environment.
• Possess at a minimum current IAT level II, industry-standard certifications (e.g., Security+, CCNA, RHCSA, MCSA).
• Must meet DoD 8570/8140 requirements for assigned role.
• Proven hands-on skills in network and system administration, troubleshooting, COMSEC, and customer support within a secure environment.

Responsibilities

• System & Network Administration: Perform daily system administration tasks on Windows and/or Linux servers, including user account management, patching, and applying STIGs.
• Manage and troubleshoot network infrastructure devices (switches, routers, firewalls).
• Tier 1/2 User Support: Provide direct support to end-users for technical issues, including VTC setup and troubleshooting, account resets, and software support.
• Escalate complex issues to senior specialists or external vendors as needed.
• Security Operations: Monitor security logs, respond to alerts, and assist with incident response and remediation activities.
• Ensure systems are backed up and disaster recovery plans are tested.
• Technical Support: Provide skilled technical support across all performance areas as assigned by Team Lead, adapting to emerging technologies and requirements.

Skills

Network administration

System administration

Troubleshooting

Customer support

Education

IAT Level II certification

Tools

Security+

CCNA

RHCSA

MCSA

Job description

Bravura, Inc. is seeking a Senior IT System Admin Certified Professional to join our JWICS environment support team.

This role focuses on day-to-day administration, maintenance, and security of critical systems at Redstone Arsenal, AL and Aberdeen Proving Ground, MD. The candidate will perform Windows/Linux administration, network device management, and provide Tier 1/2 user support, with emphasis on security operations and disaster recovery testing.