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Network Security Engineer

Capgemini

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Australia

Posted on Oct 6, 2025

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world.

Job Description

As a Network Security Engineer, you play a critical role in safeguarding enterprise infrastructure by designing, implementing, and maintaining robust security solutions across network environments. You are responsible for ensuring the confidentiality, integrity, and availability of systems through proactive defense strategies, continuous monitoring, and rapid incident response.

Key Responsibilities:

Design and deploy functional networks (LAN, WLAN, WAN)
Configure and install various network devices and services (e.g., routers, switches, firewalls, VPN, QoS)
Perform network maintenance and system upgrades including service packs, patches, hotfixes, and security configurations
Monitor performance and ensure system availability and reliability
Monitor system resource utilization, trending, and capacity planning
Provide Level-2/3 support and troubleshooting to resolve issues
Work within established configuration and change management policies to ensure awareness, approval, and success of changes made to the network infrastructure
Select and implement security tools, policies, and procedures in conjunction with the company’s security team
Liaise with vendors and other IT personnel for problem resolution

Job Description - Grade Specific

Required Skills & Expertise:

Proven experience in a network administrator role
Hands-on experience in networking, routing, and switching
Excellent knowledge of best practices around management, control, and monitoring of server infrastructure
Experience with firewalls, Internet VPN’s remote implementation, troubleshooting, and problem resolution
Ability to set up and configure server hardware
Familiarity with backup and recovery software and methodologies
Great at organizing, prioritizing, and multitasking
- Preferred Certifications:
  - Cisco Certified Network Associate (CCNA) or Cisco Certified Network Professional (CCNP)
  - Checkpoint Certified Security Administrator (CCSA) or Checkpoint Certified Security Expert (CCSE)
  - Palo Alto Networks Certified Network Security Administrator (PCNSA) or Palo Alto Networks Certified Network Security Engineer (PCNSE)
  - F5 Certified Administrator (F5-CA)
  - AWS Certified Advanced Networking - Specialty or equivalent Azure certifications
- Education and Experience:
  - Minimum of 5 years of experience working with Checkpoint, Palo Alto, F5, and Cisco technologies

What you’ll love about working here

We recognise the significance of flexible work arrangements to provide support. Be it remote work, or flexible work hours, you will get an environment to maintain healthy work life balance.
At the heart of our mission is your career growth. Our array of career growth programs and diverse professions are crafted to support you in exploring a world of opportunities.
Equip yourself with valuable certifications in the latest technologies such as AWS and Microsoft Azure.

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.