Senior Network Security Engineer - (Firepower)

Peoplebank; North Sydney Council; On-site; AUD 140,000 - 190,000; Full time

Job summary

Peoplebank is recruiting a Senior Network Security Engineer to deliver security services centred on Cisco Firepower Threat Defence (FTD) and Cisco ISE across hybrid enterprise environments. You will lead deployments, migrations, and remediation initiatives, working closely with engineering teams to ensure high-quality project delivery.

The role requires strong hands-on experience with FTD/ISE, and a track record of managing enterprise security platforms with a focus on risk reduction and

Qualifications

• Hands-on experience with Cisco FTD and ISE in enterprise environments.
• Experience deploying and migrating enterprise security solutions.
• Strong documentation and problem-solving skills.

Responsibilities

• Deliver security implementations across Cisco security platforms in large enterprises.
• Lead end-to-end FTD and ISE deployments and migrations.
• Collaborate with engineering teams on security projects and remediation.
• Perform testing to ensure standards compliance.
• Provide guidance on Cisco security best practices.

Skills

Cisco Firepower

Cisco ISE

Firewall security

Network security

Enterprise networking

Troubleshooting

Job description

Senior Network Security Engineer - (Firepower)

About the Company: Our client is an industry-leader producing solutions across various development areas, including networking, and wireless technology. Their commitment to advancement is evident in their continued leadership in these core domains.

About the Role: This role provides expert security services specialising in Cisco Firepower Threat Defence (FTD) and Identity Services Engine (ISE) solutions across hardware, virtualised, and cloud environments. Working closely with engineers, the position leads end-to-end deployments and migrations, driving network remediation, reducing operational risk, and ensuring high-quality project delivery.

Responsibilities:

• Provide specialist security services focused on Cisco Firepower Threat Defence (FTD) and Cisco Identity Services Engine (ISE) solutions for large enterprise environments.
• Deliver security implementations across appliance-based, virtualised, and cloud-deployed Cisco security platforms.
• Partner closely with engineering teams to deliver critical network security projects and remediation initiatives.
• Lead the end-to-end lifecycle of FTD and ISE deployments and migrations, including assessment, design, implementation, testing, and validation.
• Perform security solution upgrades, migrations, and optimisation activities while minimising operational risk and service disruption.
• Validate implemented solutions through comprehensive testing to ensure compliance with quality, security, and operational standards.
• Provide expert guidance and recommendations on Cisco security best practices and architectural improvements.

Skills and Experience:

• Strong hands‑on experience with Cisco Firepower Threat Defence (FTD) and Cisco Identity Services Engine (ISE).
• Proven experience deploying, managing, and migrating enterprise-scale security solutions.
• Expertise in firewall technologies, network security, identity and access control, and network segmentation.
• Experience working within complex enterprise networking environments.
• Strong troubleshooting, problem‑solving, and technical documentation skills.
• Ability to work collaboratively with engineering teams and project stakeholders.
• Experience supporting critical network remediation and transformation projects.

Peoplebank and Leaders IT are committed to creating a diverse and inclusive workplace where everyone belongs. We welcome applications from people of all backgrounds, identities, and experiences. If you need adjustments to the recruitment process due to your circumstances, please let us know—we’re here to support you.