About us

50mm Security is a leading provider of integrated security solutions, delivering innovative technologies and services to protect organisations across multiple sectors. We pride ourselves on our commitment to excellence, customer-centric approach, and a team of highly skilled professionals who are passionate about cybersecurity and infrastructure resilience. Our reputation is built on delivering reliable, secure and scalable solutions that keep our clients' critical systems and data protected.

About the role

We are seeking an experienced ICT Network and Systems Engineer to join our Adelaide office on a full-time basis. This is a strategic position that plays a crucial role in designing, implementing and maintaining our network infrastructure and systems. You will be responsible for ensuring the stability, security and performance of our IT systems whilst supporting our growing client base.

This role offers the chance to work with cutting-edge security technologies and contribute directly to the protection of critical infrastructure and sensitive data across diverse industry sectors.

Key responsibilities

- Design, implement and maintain network infrastructure including firewalls, routers, switches and other networking equipment

- Configure and manage server systems, ensuring optimal performance, security and uptime across physical and virtual environments

- Monitor network performance and system health using industry-standard tools and implement proactive solutions to prevent downtime

- Conduct regular security audits and vulnerability assessments to identify and remediate potential risks

- Provide technical support and troubleshooting for complex network and systems issues, working collaboratively with other IT teams





- Develop and maintain documentation for network topologies, system configurations and disaster recovery procedures

- Implement and maintain backup and disaster recovery solutions to ensure business continuity

- Collaborate with security teams to ensure compliance with industry standards and regulatory requirements

- Stay current with emerging technologies and industry best practices, recommending improvements to existing infrastructure

- Provide technical guidance and mentoring to junior team members as required

What we're looking for

- Tertiary qualification in Information Technology, Computer Science, Network Administration or equivalent practical experience

- 5+ years of proven experience in network administration and systems engineering within a professional IT environment

- Robust knowledge of network protocols, TCP/IP, routing and switching technologies

- Hands-on experience with firewall configuration and network security principles

- Proficiency in server operating systems such as Windows Server and Linux environments

- Experience with virtualisation technologies including VMware, Hyper-V or similar platforms

- Demonstrated ability to troubleshoot complex technical issues methodically and effectively





- Excellent communication skills with the ability to explain technical concepts to non-technical stakeholders

- Strong organisational skills and the ability to manage multiple projects simultaneously

- Relevant industry certifications such as CompTIA Network+, Cisco CCNA, Microsoft certifications or equivalent are highly desirable

- Experience with security-focused infrastructure and knowledge of cybersecurity principles is advantageous

- Ability to work independently and as part of a collaborative team in a fast-paced environment

What we offer

At 50mm Security, we invest in our people and their professional development.

We offer competitive remuneration packages commensurate with experience and qualifications. You will have access to ongoing training and certification support to enhance your technical skills and advance your career within the organisation. We promote a collaborative and supportive work culture where innovation is encouraged and contributions are valued. Our flexible working arrangements allow you to balance your professional and personal commitments, supporting your overall wellbeing. We provide a comprehensive perks package including health and wellness initiatives, and we are committed to fostering an inclusive workplace where all employees can thrive. If you require any adjustments or alternate formats of information during the recruitment process, we welcome hearing from you.

Apply now To apply for this exciting opportunity, please submit your CV, a cover letter outlining your relevant experience and qualifications, and any supporting documentation to our recruitment team. We look forward to hearing from you and learning more about how you can contribute to 50mm Security's continued success.

📌 ICT Network and Systems Engineer (Adelaide)
🏢 50mm Security
📍 Adelaide