Senior Systems Security Engineer

20-Nov-2025

Contract Type:

Permanent

Location:

Ultimo

Industry:

IT

Contact Name:

Aryan Eskandari

Contact Email:

aeskandari@paxus.com.au

Contact Phone:

Date Published:

20-Nov-2025

  • Permanent opportunity with a highly respected tertiary institution
  • Hybrid working arrangement – WFH/Office
  • Competitive base salary on offer

A leading tertiary institution is seeking an experienced Senior Security Engineer to take ownership of key cybersecurity and infrastructure security initiatives. This role is ideal for a hands-on professional with strong expertise in firewalls and Okta identity management, backed by a solid foundation in security-focused systems engineering. You will join a collaborative IT environment where initiative, accountability and proactive problem-solving are highly valued.

Key Responsibilities

  • Configure, maintain and optimise Palo Alto Next-Generation Firewalls, including application-level rules and threat policies.
  • Lead firewall-related implementations and network hardening initiatives.
  • Lead the deployment and ongoing management of Okta SSO and MFA solutions.
  • Implement secure access controls, integrations and policies aligned to best practice.
  • Apply secure configuration principles across Windows environments and Active Directory.
  • Conduct Group Policy reviews and develop supporting recommendations/documentation.
  • Embed security-by-design across infrastructure and systems work.
  • Advise on secure configurations, network segmentation and authentication mechanisms.

To be successful, your CV should demonstrate the following:

  • Proven experience in systems and security engineering.
  • Hands-on experience with Okta and possess knowledge of other IAM technologies
  • Experience working with firewalls configurations and network security strengthening (Experience with Palo Alto is beneficial but not essential)
  • Strong understanding of Windows Server, AD and Group Policy.
  • Familiarity with network protocols, routing and VPNs.
  • Excellent documentation and communication skills.
  • Self-sufficient, proactive and solutions-focused with strong security best practice awareness.

To be considered for the role click the 'apply' button or for more information about this and other opportunities please contact Aryan Eskandari via email aeskandari@paxus.com.au and quote the above job reference number.

Paxus values diversity and welcomes applications from Indigenous Australians, people from diverse cultural and linguistic backgrounds and people living with a disability. If you require an adjustment to the recruitment process, including the application form in an alternate format, please contact me on the above contact details.

Apply now
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