Unix Systems Administrator (TS/SCI) - 24/7 Mission Ops

The One 23 Group; Herndon (VA); On-site; USD 110,000 - 150,000; Full time

Job summary

The One 23 Group seeks a seasoned Unix Systems Administrator to support the JSSC at the Pentagon, ensuring reliable NCCS OE performance. You will manage UNIX systems, databases, and interfaces, delivering advanced customer support and contributing to IA posture.

Strong security credentials, DoD 8570 IAT-II, and TS/SCI eligibility are essential. You will operate in a 24/7 mission environment within a highly secure setting.

Qualifications

• Active Top Secret clearance with SCI eligibility is required.
• Minimum 10 years of system/database administration experience, with 4 years on relevant government contracts.

Responsibilities

• Provide high-level Tier III support for NCCS OE and related systems.
• Administer UNIX environments, databases, and middleware across production and testing.
• Lead system upgrades, security STIG implementation, and IA documentation.

Skills

UNIX systems administration

Tier III support

NCCS experience

IAVM knowledge

Education

DoD 8570 IAT-II (Security+CE)

Tools

RHCSA

Job description

The One 23 Group seeks a seasoned Unix Systems Administrator to support the JSSC at the Pentagon, ensuring reliable NCCS OE performance. You will manage UNIX systems, databases, and interfaces, delivering advanced customer support and contributing to IA posture.

Strong security credentials, DoD 8570 IAT-II, and TS/SCI eligibility are essential. You will operate in a 24/7 mission environment within a highly secure setting.