Mission IT Operator - 24x7 Govt IT (TS/SCI)

Caci; Darwin; On-site; AUD 80,000 - 160,000; Full time

Job summary

CACI is seeking a Mission IT Operator to support a 24x7 government mission in Australia. The role requires extensive Windows and Linux expertise, plus TS/SCI with Poly clearance. You will manage incidents, perform triage, and coordinate with enterprise engineers across locations.

The position involves non-standard shifts (4 days on/4 days off), systems administration, and participation in security and infrastructure projects. Strong communication and documentation skills are essential.

Qualifications

• Active TS/SCI with Poly required.
• Must have a current DODI IMAT Level II Certification, Security+ Certification.
• AA Degree in a related technical discipline or 3–5 years of related experience.
• Excellent communication across a multi-location enterprise.
• Must be able to work a non-standard work week, weekends, and holidays; 12-hour shifts.

Responsibilities

• Resolve IT hardware and software infrastructure issues (servers, network, security, etc.).
• Analyze techniques and procedures to maintain functions.
• Provide system administration and maintain security for users.
• Support new infrastructure projects and maintain configuration docs.
• Troubleshoot and triage incidents; escalate to Tier 2 as needed.

Skills

UNIX/Linux

Windows

Security clearance TS/SCI with Poly

IAT Level II Certification

Security+ Certification

Communication skills

12-hour shift readiness

Education

AA Degree in a related technical discipline

Tools

VMware

HP OpenView

CA-based Concord

Job description

CACI is seeking a Mission IT Operator to support a 24x7 government mission in Australia. The role requires extensive Windows and Linux expertise, plus TS/SCI with Poly clearance. You will manage incidents, perform triage, and coordinate with enterprise engineers across locations.

The position involves non-standard shifts (4 days on/4 days off), systems administration, and participation in security and infrastructure projects. Strong communication and documentation skills are essential.