Network Security Project / Design Engineer (Contract)

– North Ryde, NSW

About the Role

Ontrack Systems Aus Pty Ltd is seeking an experienced Network Security Project / Design Engineer to join our team on a contract basis. Based in North Ryde, NSW, this role offers an exciting opportunity to design, implement, and manage complex network security infrastructure projects.

You will play a key role in developing scalable, secure solutions that protect critical organisational assets and data. This position requires a professional who can translate strategic security objectives into practical, high‑quality technical designs and implementations.

Key Deliverables

- High‑Level and Low‑Level Solution Designs (HLD & LLD)

- Creation of detailed Low‑Level Design documents

- Preparation of comprehensive implementation plans

- Firewall communication matrices

- Firewall, proxy, and VPN gateway configurations

- Firewall policy optimisation and compliance

- Updating technical documentation and network diagrams

- Firewall RITM implementation records

- Firewall migration activities

- Consolidation and standardisation initiatives

What We’re Looking For

- Strong background in planning, design, and migration of network security solutions

- Hands‑on expertise with firewalls, particularly Fortinet and Check Point

- Proven experience producing LLDs and technical design documentation

- Experience with FortiManager and Check Point Smart‑1

- VPN deployment and troubleshooting experience

- Solid understanding of dynamic routing protocols

- Router/switch knowledge (Cisco preferred – nice to have)

- Proxy and VPN gateway design and implementation experience

- Confluence documentation skills

- Strong change management capability





- Experience working on large‑scale infrastructure or transformation projects

- Basic systems experience with Linux variants

Years of Experience

- 5–10 years in network security engineering

- Fortinet and Check Point certifications highly preferred

What We Offer

Ontrack Systems Aus Pty Ltd provides a rewarding environment where skilled professionals can thrive. We offer:

- Competitive contract rates based on experience

- Flexible working arrangements

- Exposure to diverse, challenging, and high‑impact projects

- A collaborative culture focused on innovation and technical excellence

- Access to industry resources, training, and mentorship from senior security professionals

- A supportive workplace where your contributions are recognised and valued

About Us

Ontrack Systems Aus Pty Ltd is a leading provider of technology solutions and services in Australia. We specialise in delivering innovative IT infrastructure, security, and engineering solutions across a wide range of industries.

Our reputation is built on technical expertise, customer satisfaction, and a commitment to excellence. We embrace emerging technologies, industry best practices, and continuous improvement. Our diverse team works collaboratively to solve complex challenges and deliver solutions that drive business success.

Apply Now

If you are an experienced Network Security Project / Design Engineer seeking an exciting contract chance, we would love to hear from you.

Please submit your CV, a cover letter outlining your relevant experience, and any certifications or credentials. Join Ontrack Systems Aus Pty Ltd and contribute to the success of our security infrastructure and strategic projects.

If you want, I can also produce a shorter LinkedIn‑friendly version, a more marketing‑driven version, or a formatted version for Seek / Indeed.

📌 Network Security Project / Design Engineer (North Ryde)
🏢 Ontrack Systems Aus
📍 North Ryde