ICT System Administrator – Security & Network Lead

KBR Careers; Adelaide; On-site; AUD 90,000 - 120,000; Full time

Benefits offered by this job

Flexible working

Competitive salary

Annual reviews

Paid parental leave

Income protection

Career development

Job summary

The ICT System Administrator role at KBR Careers involves supporting and enhancing CMTN capabilities in a complex tech environment across infrastructure, networking and security. You will balance ISM/ACSC requirements with end-user needs, delivering both project work and hands-on operational support.

Ideal candidates have strong Windows/Windows Server and networking experience, experience with VMware/NetApp/SQL Server, and the ability to work independently and with teams to implement, document

Qualifications

• Minimum 4 years in a similar ICT role.
• Expertise in JIRA administration.
• Experience with VMware, NetApp storage, and SQL Server.
• Strong Windows and Linux administration skills.
• Excellent problem-solving and troubleshooting abilities.
• Strong communication and customer service skills.
• Proven ability to work independently and collaboratively.
• Demonstrated stakeholder engagement experience.
• Active NV1 Defence Security Clearance required (or above).

Responsibilities

• Lead and manage major updates to the CMTN documentation suite in accordance with accreditation and certification authority requirements.
• Assess risks and implement minor hardware and software updates across the CMTN RF, CMTN EO, and CMTN M&S domain segments, ensuring compliance with CMTN policies and procedures.
• Provide subject matter expertise on Information Security Manual (ISM) requirements, accreditation, certification and risk management in both home and deployed environments.
• Engage with users to identify ongoing requirements, assess risk versus benefit and develop architectural recommendations for CMTN capability managers.
• Manage monthly infrastructure patching and updates, including firewalls and network segmentation devices.
• Assess risks and implement updates to CMTN segmentation and internal cross-domain solutions.
• Deliver CMTN-specific pre-deployment training to personnel participating in trials and exercises.
• Coordinate the monthly transfer of system logs to designated ITSM representatives to support cyber-worthiness and security monitoring activities.
• Provide broader CMTN support and operational continuity during ICT team absences or deployments.
• Deliver reach-back support for deployed CMTN elements on a rotating roster, as agreed between Commonwealth and contractor representatives.

Skills

Windows administration

Linux administration

Networking

JIRA administration

Problem solving

Communication

Customer service

Stakeholder engagement

Education

ICT qualifications in network administration

Tools

VMware

NetApp storage

SQL Server

Job description

The ICT System Administrator role at KBR Careers involves supporting and enhancing CMTN capabilities in a complex tech environment across infrastructure, networking and security. You will balance ISM/ACSC requirements with end-user needs, delivering both project work and hands-on operational support.

Ideal candidates have strong Windows/Windows Server and networking experience, experience with VMware/NetApp/SQL Server, and the ability to work independently and with teams to implement, document