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Flint International

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IT - Administration

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Not provided

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Job Description:

We seek skilled resources to provide comprehensive 24/7 Level 2 and Level 3 network operational support and support project execution (hardware refreshes, software upgrades) for a global financial institution. This hybrid role combines operational support with production network engineering.

Job Responsibility:

Deliver 24×7 operational support for global networking, firewall, and load balancing technologies
Maintain and troubleshoot network equipment including routers, switches, firewalls, load balancers, and related infrastructure
Perform fault and performance management across large-scale environments
Identify, diagnose, and resolve complex network issues, including hardware faults and logical problems
Collect diagnostic data, document incidents, and track progress in line with SLA requirements
Manage escalations, isolate incidents, and implement workarounds
Collaborate with vendors and service providers for device and service restoration
Coordinate and implement break/fix activities, planned changes, patching, and maintenance following change management processes
Assess and amend existing network devices and configurations in a controlled manner
Make key decisions regarding fault or change impacts on users and infrastructure
Ensure all tasks and activities follow internal processes with proper documentation
Liaise with technology teams, business units, and third-party vendors
Participate in proactive tasks such as new project delivery, platform enhancements, and standards maintenance
Lead design, build, and operation of network products across OSI layers 1–7, including physical and virtual infrastructure
Work with virtual infrastructure ecosystems (OpenStack, Kubernetes, QEMU, KVM, HCI) and open networking technologies (FRR, Bird, GoBGP, SONiC, Cumulus)
Apply strong network programming & automation skills using RESTCONF, NETCONF/YANG, Python, Ansible, SaltStack, Terraform, and CI/CD pipelines
Manage network product lifecycle including requirements analysis, architecture design, platform selection, development, testing, and large-scale deployment
Implement NAC, RADIUS-based AAA, and zero-trust principles
Support secure and automated access for corporate and guest users
Participate in risk & control activities ensuring compliance with regulatory requirements and internal policies

Requirements:

Experience in network operational support and production engineering within large enterprises or financial institutions
Proven ability to diagnose and resolve complex network issues
Strong stakeholder management and resilience under pressure
Solid understanding of LAN/WAN technologies and protocols (e.g., ACI-like fabrics, IOS-type OS, NX-OS-style systems, SD-WAN, BGP, OSPF)
Knowledge of multi-vendor firewall platforms (Fortinet, ASA-type systems, microsegmentation platforms)
Experience with remote access technologies (VPN clients, cloud security gateways)
Proficiency with DNS/DHCP platforms (e.g., Infoblox), load balancers (F5, VMware), and proxy products (e.g., Zscaler)
Strong TCP/IP and SSL troubleshooting skills (using tcpdump, Wireshark, etc.)
Deep understanding of network virtualization, cloud, and automation concepts
Expertise with programming/automation and configuration management tools (Python, Ansible, SaltStack, Terraform)
Familiarity with virtual infrastructure and open networking systems
Knowledge of NAC, AAA, and zero-trust networking models
Ability to work in rotating 24/7 shift patterns including weekends

Nice to have:

Professional-level networking certifications (e.g., CCNP, JNCIP, ACNP, equivalent)
Experience with scripting & automation languages
Hands-on experience with MPLS, multicast, QoS, wireless technologies
Experience with network lifecycle management & agile methodologies
Exposure to DevOps, CI/CD, and Infrastructure as Code (IaC)
Knowledge of network instrumentation & SDN controllers

Additional Information:

Job Posted:
December 08, 2025

Work Type:

Remote work

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Network Engineer