Sr. Network Engineer

Let's create our future together at The AES Group!
About The AES Group:

The AES Group is a premier technology consulting company that has been bringing businesses and talent together for over 20 years to deliver the most innovative technology solutions that create the most positive impact on society. AES has helped over 40 business enterprises, including Fortune 500 companies, engage their customers, empower their employees, and transform their business operations with the power of cloud, data, AI, and other emerging technologies.

Job Summary

Client is seeking a Senior Network Engineer to provide technical leadership, operational support, and project delivery expertise for critical enterprise network infrastructure initiatives. This role will serve as a trusted advisor and technical liaison between internal stakeholders and third-party partners supporting network modernization, routing improvements, and data centre infrastructure projects.

The ideal candidate will possess deep expertise in Cisco routing and switching, data centre networking, Palo Alto firewalls, LAN/WAN architecture, and network troubleshooting, with the ability to assess complex environments, provide architectural guidance, and support strategic infrastructure initiatives. This position requires strong communication skills and the ability to collaborate across multiple technical teams while ensuring alignment with organisational standards and industry best practices.

Key Responsibilities:

• Provide subject matter expertise for ongoing network assessment, discovery, design, and routing improvement initiatives.
• Serve as a technical liaison between internal stakeholders, infrastructure teams, and contracted third-party partners.
• Review and validate network assessments, recommendations, designs, implementation plans, and technical deliverables produced by consulting partners.
• Provide advisory support related to routing architecture improvements and data center network deployments.
• Participate in technical reviews, architecture discussions, design validation sessions, and implementation planning activities.
• Ensure proposed solutions align with business objectives, operational requirements, scalability goals, and industry best practices.
• Assist with the planning and execution of routing enhancement efforts across enterprise and data center environments. Network Operations & Advisory Support
• Provide advanced troubleshooting and support for complex network incidents, service requests, and operational issues.
• Act as a senior escalation resource for networking, connectivity, routing, switching, and firewall-related challenges.
• Facilitate communication and collaboration between networking, security, infrastructure, and operations teams.
• Evaluate existing network environments and identify opportunities for optimization, modernization, resiliency, and performance improvements.
• Provide technical guidance and recommendations regarding network architecture and infrastructure strategy.
• Support root cause analysis and remediation planning for network outages and performance issues. Network Infrastructure Project Support
• Actively participate in ongoing and planned network infrastructure projects.
• Support project planning activities, including:
  • Requirements gathering
  • Risk assessments
  • Solution development
  • Timeline and implementation planning
  • Technical design reviews
• Ensure network designs and implementations adhere to organizational standards and industry best practices.
• Collaborate with project managers, engineers, vendors, and stakeholders throughout the project lifecycle.
• Support migration planning, implementation activities, testing, and operational readiness reviews.
• Assist with evaluating new technologies and infrastructure improvements. Documentation & Knowledge Management
• Create and maintain detailed technical documentation including:
  • Network diagrams
  • Logical and physical topology maps
  • Technical design documents
  • Standard operating procedures
  • Configuration standards
  • Operational runbooks
• Ensure documentation accurately reflects production environments and architectural changes.
• Provide knowledge transfer and mentoring support to operational and engineering teams.