Sr Network Infrastructure Engineer

Role Purpose:

The Senior IT Network Administrator is responsible for leading the planning, implementation, and management of the organization's network infrastructure to ensure high availability, performance, and security. This role involves advanced design and optimization of LAN/WAN systems, cloud and hybrid environments, network architecture, and cybersecurity measures.

In addition to maintaining and troubleshooting network systems, the senior administrator provides technical leadership, mentors junior staff, and collaborates with cross-functional teams to support strategic IT initiatives. The role also involves evaluating emerging technologies, developing network policies and standards, and ensuring compliance with regulatory and organizational requirements to support long-term business goals

Role Value :

Your work will ensure the stability, scalability, and security of the organization's network infrastructure, which underpins all digital operations. By designing and optimizing high-performance networks, this role ensures seamless connectivity across systems, locations, and cloud environments, directly supporting business continuity and productivity

Example Role Responsibilities :

• Design, deploy, and maintain scalable and secure IT infrastructure
• Oversee network infrastructure to ensure high availability and performance
• Manage IT projects including upgrades, migrations, and new implementations
• Implement cybersecurity measures and ensure compliance with industry standards
• Troubleshoot complex hardware, software, and network issues
• Manage network connectivity & services in virtualized environments
• Maintain detailed documentation of systems and configurations
• Mentor and support junior IT staff and engineers
• Coordinate with vendors and internal stakeholders for IT service delivery
• Perform maintenance and change activities as required

Relevant Experience and Qualifications :

• 5+ years of hands-on experience in network engineering, including design, implementation, and troubleshooting of enterprise-level networks
• Proven expertise in configuring and managing routers, switches, firewalls, and wireless solutions (e.g., Mikrotik, Cisco, Juniper)
• Strong experience with network security, VPNs, IDS/IPS, and access control technologies
• Proficiency in managing LAN/WAN environments, BGP, OSPF, VLANs, and QoS
• Experience with network monitoring and diagnostic tools (e.g., Zabbix,, Wireshark, etc)
• Practical knowledge of cloud networking (e.g., AWS, Azure, hybrid cloud connectivity)
• Familiarity with SD-WAN, load balancers, and remote access solutions
• Exposure to ITIL practices, change management processes, and regulatory compliance standards (e.g., ISO, PCI-DSS)
• Knowledge of Terraform and Ansible

Great to have Experience and Qualifications :

• Knowledge of Active Directory and scripting skills

Key Characteristics and Attitudes :

• Energetic and eager to learn Follows SOPs and instructions
• World Class customer service Collaborative and collegiate
• Urgency and ownership Humble and helpful
• Teachable. Resilient. Positive attitude and proactive

@Work :Our newest office, Jumio is in Prestige Tech Park III and growing fast. A hub of technical excellence with Machine Learning enablement at its core the engineers and team are committed to learning and innovation. They set the bar high. In a recent culture survey these attributes were rated particularly highly in Jumio's Indian offices