Be you with us - Shape the future of Defence and Technology C4i Solutions delivers end-to-end ICT and cyber security solutions, from concept through to implementation, with expertise in designing, integrating, and securing systems for mission-ready performance. We're committed to delivering for our people and our clients. We're growing and we're looking for great people who share our values, believe in our mission, and want to make an impact. About the Job We are seeking a skilled Systems Specialist to join our team and provide critical ICT support to our Secure Mission Platforms Team in Sydney. This role is integral to maintaining, deploying, and optimising our systems to ensure operational effectiveness and resilience in high-security environments. As a Systems Specialist, you'll be hands-on with a mix of support and engineering tasks. From user support and system builds through to automation, patching, and disaster recovery. You'll gain exposure to Defence ICT environments, providing a unique opportunity to strengthen your skills in security, systems administration, and engineering. Based at our Penrith HQ, you will be part of a collaborative and dynamic team with clear pathways to develop into senior systems engineering and cyber security roles. Candidates with Defence/Intelligence ICT experience will be highly regarded. Responsibilities & Duties: User support (Helpdesk) and maintenance. Operating system build design (SOE), including Windows Deployment Services (WDS). PaaS build and systems imaging. Manage and or deploy Defence applications. Scripting and automating application installation and customisation using tools such as PowerShell. Maintaining configuration management approaches including documentation. Providing security updates through effective patching application. Monitoring and performance management reporting. Disaster recovery and backup. Documentation and Knowledge Management. Qualifications: A relevant qualification in ICT such as: CompTIA. Cyber Security. ITIL, PowerShell Automation, MS, VMWare, SQL, CompTIA, Windows Server. Certificate 3. Diploma. Experience: ICT Systems Administration. Scripting / PowerShell automation. Imaging. Windows Deployment Services (WDS). Microsoft Deployment Toolkit (MDT). Engineering Documentation. Change Documentation. Familiar with ISM, DSPF, PSPF. Were looking for someone who Australian citizen (Due to nature of Defence work) Has an inactive or reinstatable Negative Vetting 2 (NV2) security clearance. Veterans highly regarded (Such as, ARMY RASIGS, RAAF CISCON, CISTECH, NAVY CIS) Exceptional problem solving. Communicates clearly and confidently both written and verbal. Is highly organised with strong attention to detail. Builds positive relationships and manages stakeholders effectively. Works well independently and takes initiative. Can manage competing priorities and meet deadlines. Adapts easily to change and works well in a team environment. Based on site at Penrith HQ, with the potential to work from home 1 to 2 days per week following the initial onboarding period. Some travel interstate may be required. Why Join Us? Veteran-Focused : As a Veteran-owned and operated company, we value your service. Our Veteran Career Development Program is designed to support your transition and future career growth. Defence Veterans are strongly encouraged to apply. People First : Were a company that puts people at the centre. Fostering a culture of wellbeing, engagement, and respect for your unique skills. A Culture That Values You : Be part of a passionate, supportive, and growing team that recognises your contribution and rewards success. And we like to keep things real. We work hard, support each other, and make space for a laugh along the way. Benefits We Offer 5 extra days of leave in your first year of service. Flexible working arrangements (subject to project needs). Defence Reserve Leave. Professional Development allowance and time for training. Job security and stability with a trusted Defence industry partner delivering long-term projects. A range of Health and Wellbeing initiatives and allowances. A range of additional leave options available. Employee recognition and discounted retailer hub. Salary sacrificing. Service awards. Community engagement initiatives that include volunteer leave and we'll match your donation. Be you, with us If you're looking for a workplace where your skills, experience, and dedication are genuinely valued we'd love to hear from you. We are a close-knit team of veterans, problem-solvers, tech heads, dads, mums, soccer coaches, and weekend adventurers who love what we do, like to have a bit of fun, and don't take ourselves too seriously. What brings us together is a passion for doing great work that makes a real difference to those who serve. If this sounds like your kind of team, apply now. We'd love to hear from you. www.C4isolutions.com.au