Senior Network Security Engineer (2 positions)


We are looking for a skilled Senior Network Security Engineer with experience in Cisco Routing and Switching, Palo Alto Firewalls, cloud integration, and network operations.

Responsibilities:

  • Responsible for managing network operations and implementing security controls to safeguard data and assets across the network.
  • Providing tier 3 and tier 4 support for network infrastructure, including troubleshooting and resolving incidents and service requests.
  • Designing, deploying, configuring, installing, and maintaining Cisco routers, switches, and other networking devices.
  • Designing and deploying the configuration of Cisco ACI fabric to ensure high availability and performance.
  • Configuring and managing Palo Alto Firewalls, including policy management and threat mitigation.
  • Managing and troubleshooting network tasks, including Cisco Wireless/Cisco ISE and branch network.
  • Supporting SD-WAN solutions using Viptela technology to ensure efficient and reliable connectivity for branch offices.
  • Configuring Citrix/F5/NGNIX/AWS/Azure Load Balancer, including policy management and monitoring.
  • Understanding Network Maintenance and Lifecycle (EOS/EOL) controls to provide timely insights.
  • Collaborating closely with 3rd Party and Managed Service Provider (MSP) providers and vendors to achieve operational objectives.
  • Participating in network capacity planning and performance tuning activities.
  • Creating and maintaining documentation related to network configurations, processes, and procedures.
  • Performing network vulnerability management and mitigation strategies.
  • Preparing operations handover documents to provide clear and comprehensive instructions for the support team.
  • Conducting data center/site visits, performing audits as needed, handling escalations, and prioritizing issues.
  • Maintaining network documentation for changes and designs.

Essential Skills:

  • Bachelor’s degree in computer science, Information Technology, or related field.
  • 8+ years of experience in network operations roles, preferably in a large-scale enterprise environment.
  • Hands-on experience with Cisco ACI fabric, including fabric discovery, policies, and integration with external services.
  • Proficiency in configuring and managing Palo Alto Firewalls, including PAN-OS and Panorama.
  • Experience with Cisco Wireless technologies, including Cisco Aironet and Cisco Wireless LAN Controllers.
  • Must have experience in cloud networking (AWS & Azure), load-balancers.
  • Experience with network monitoring and management tools, such as SolarWinds or Cisco Prime Infrastructure/Cisco DNAC and/or Logic Monitor.
  • Understanding of ITIL framework and experience working in ITIL-based environments.
  • Familiarity with SD-WAN solutions, particularly Cisco Viptela, including configuration and troubleshooting.
  • Familiarity in Akamai and AWS CDN, WAF, Cert management, DNS Hosting.

Good to have

  • Understanding of DevOps and CI-CD Pipeline
  • Relevant certifications such as CCNA, CCNP, PCNSE or equivalent industry certifications.
  • Strong analytical and problem-solving skills with the ability to diagnose and resolve complex network issues

About HCF


At HCF, our purpose is to bring our human touch to healthcare. Since 1932 we’ve been putting our members and their health first. As Australia’s largest not-for-profit health fund, we cover 2 million members with health, life, travel and pet insurance and our vision is to make healthcare understandable, affordable, high quality and member centric.

We want to be true health partners to our members, easily guiding the healthcare choices that are right for them. At HCF, our values are the way we do things and create the necessary culture to help us realise our purpose and deliver ourStrategy. Living our values in action we step forward, walk in their shoes, stay human, make it better and get there together.

Culture & Benefits

Purpose-driven passion
We’re united by a common purpose: to make healthcare affordable, understandable, high quality and member-focused.

Wellness and work-life balance
We’ll empower you with the necessary skills and tools to support your personal wellbeing journey, ensuring you perform at your best. Our offerings include:

  • 50% subsidy on HCF hospital and/or extras cover
  • 18 weeks of parental leave for all new parents
  • Mental health and wellbeing programs, including workshops, fitness classes, flu vaccinations, skin checks and more
  • Discounts on HCF’s products, including life, pet and travel Insurance, as well as discounts at Fitness First gyms and on our eyecare products.


Collaboration and inclusivity
We embrace diversity as our strength and are committed to maintaining an inclusive and collaborative work environment. Our workplace is welcoming and safe for all our employees, irrespective of their unique characteristics including age, ethnicity, cultural or spiritual background, gender identity, disability, education and socio-economic status.

Continuous learning and growth
We believe in lifelong learning. HCF provides opportunities for personal and professional development. From workshops to mentorship programs, we encourage your growth and curiosity.

Next steps

If you require any adjustments to assist you in making your application or during the recruitment or onboarding process, please reach out to Talent Acquisition – [email protected]  to discuss.

We encourage applicants to submit their applications at their earliest convenience, as at HCF, we review applications as they are submitted, and may have filled the role prior to the job closing date.


We are looking for a skilled Senior Network Security Engineer with experience in Cisco Routing and Switching, Palo Alto Firewalls, cloud integration, and network operations.

Responsibilities:

  • Responsible for managing network operations and implementing security controls to safeguard data and assets across the network.
  • Providing tier 3 and tier 4 support for network infrastructure, including troubleshooting and resolving incidents and service requests.
  • Designing, deploying, configuring, installing, and maintaining Cisco routers, switches, and other networking devices.
  • Designing and deploying the configuration of Cisco ACI fabric to ensure high availability and performance.
  • Configuring and managing Palo Alto Firewalls, including policy management and threat mitigation.
  • Managing and troubleshooting network tasks, including Cisco Wireless/Cisco ISE and branch network.
  • Supporting SD-WAN solutions using Viptela technology to ensure efficient and reliable connectivity for branch offices.
  • Configuring Citrix/F5/NGNIX/AWS/Azure Load Balancer, including policy management and monitoring.
  • Understanding Network Maintenance and Lifecycle (EOS/EOL) controls to provide timely insights.
  • Collaborating closely with 3rd Party and Managed Service Provider (MSP) providers and vendors to achieve operational objectives.
  • Participating in network capacity planning and performance tuning activities.
  • Creating and maintaining documentation related to network configurations, processes, and procedures.
  • Performing network vulnerability management and mitigation strategies.
  • Preparing operations handover documents to provide clear and comprehensive instructions for the support team.
  • Conducting data center/site visits, performing audits as needed, handling escalations, and prioritizing issues.
  • Maintaining network documentation for changes and designs.

Essential Skills:

  • Bachelor’s degree in computer science, Information Technology, or related field.
  • 8+ years of experience in network operations roles, preferably in a large-scale enterprise environment.
  • Hands-on experience with Cisco ACI fabric, including fabric discovery, policies, and integration with external services.
  • Proficiency in configuring and managing Palo Alto Firewalls, including PAN-OS and Panorama.
  • Experience with Cisco Wireless technologies, including Cisco Aironet and Cisco Wireless LAN Controllers.
  • Must have experience in cloud networking (AWS & Azure), load-balancers.
  • Experience with network monitoring and management tools, such as SolarWinds or Cisco Prime Infrastructure/Cisco DNAC and/or Logic Monitor.
  • Understanding of ITIL framework and experience working in ITIL-based environments.
  • Familiarity with SD-WAN solutions, particularly Cisco Viptela, including configuration and troubleshooting.
  • Familiarity in Akamai and AWS CDN, WAF, Cert management, DNS Hosting.

Good to have

  • Understanding of DevOps and CI-CD Pipeline
  • Relevant certifications such as CCNA, CCNP, PCNSE or equivalent industry certifications.
  • Strong analytical and problem-solving skills with the ability to diagnose and resolve complex network issues

About HCF


At HCF, our purpose is to bring our human touch to healthcare. Since 1932 we’ve been putting our members and their health first. As Australia’s largest not-for-profit health fund, we cover 2 million members with health, life, travel and pet insurance and our vision is to make healthcare understandable, affordable, high quality and member centric.

We want to be true health partners to our members, easily guiding the healthcare choices that are right for them. At HCF, our values are the way we do things and create the necessary culture to help us realise our purpose and deliver ourStrategy. Living our values in action we step forward, walk in their shoes, stay human, make it better and get there together.

Culture & Benefits

Purpose-driven passion
We’re united by a common purpose: to make healthcare affordable, understandable, high quality and member-focused.

Wellness and work-life balance
We’ll empower you with the necessary skills and tools to support your personal wellbeing journey, ensuring you perform at your best. Our offerings include:

  • 50% subsidy on HCF hospital and/or extras cover
  • 18 weeks of parental leave for all new parents
  • Mental health and wellbeing programs, including workshops, fitness classes, flu vaccinations, skin checks and more
  • Discounts on HCF’s products, including life, pet and travel Insurance, as well as discounts at Fitness First gyms and on our eyecare products.


Collaboration and inclusivity
We embrace diversity as our strength and are committed to maintaining an inclusive and collaborative work environment. Our workplace is welcoming and safe for all our employees, irrespective of their unique characteristics including age, ethnicity, cultural or spiritual background, gender identity, disability, education and socio-economic status.

Continuous learning and growth
We believe in lifelong learning. HCF provides opportunities for personal and professional development. From workshops to mentorship programs, we encourage your growth and curiosity.

Next steps

If you require any adjustments to assist you in making your application or during the recruitment or onboarding process, please reach out to Talent Acquisition – [email protected]  to discuss.

We encourage applicants to submit their applications at their earliest convenience, as at HCF, we review applications as they are submitted, and may have filled the role prior to the job closing date.

Are you viewing this job on LinkedIn? Click here to apply