Network Administrator

CryptoMize; India; On-site; INR 700,000 - 1,200,000; Full time

Job summary

CryptoMize in New Delhi is seeking a Network Administrator to own the production network, ensure 99.9999% uptime, and manage encrypted client traffic across the platform backbone. This is a full-time, permanent role at our New Delhi HQ with immediate joining.

You will work with Cisco IOS switching and routing, pfSense firewalling, and WireGuard/VPN architectures to maintain segmentation, monitoring, and incident response.

Qualifications

• Production switching/routing knowledge with hands-on experience.
• Firewall administration and policy hygiene.
• VPN technologies for encrypted site-to-site and remote access.
• Network security architecture understanding and design.
• Monitoring and observability to ensure uptime and performance.
• Packet-level diagnosis using Wireshark or similar tools.

Responsibilities

• Own day-to-day operation of the production network—switching, routing, firewalling, and VPN termination.
• Administer and evolve segmentation architecture with VLANs, ACLs, and security-first decisions.
• Run the monitoring regime behind uptime records: thresholds, alerts, and post-incident notes.

Skills

Production switching/routing

Firewall administration

VPN technologies

Network security architecture

Monitoring and observability

Packet-level diagnosis

Tools

Cisco IOS

pfSense

WireGuard

OpenVPN

Wireshark

Zabbix

Job description

Network Administrator jobs in Delhi at CryptoMize are open on a rolling, always-hiring basis — the infrastructure behind an intelligence conglomerate’s 99.9999% uptime promise does not maintain itself. This is a full-time, permanent position with immediate joining at our New Delhi HQ, owning the network that carries encrypted client communications and the platform backbone our engagements run on. The complete job description follows: the responsibilities, the requirements, the seniority path, and the selection process. Administrators who understand that a firewall rule is a confidentiality decision will feel at home immediately. The network carries encrypted client communications and the platform backbone our engagements run on — Cisco IOS switching and routing, pfSense firewalling, WireGuard-class VPN, and the monitoring regime behind a 99.9999% uptime record.

What you will actually do:

• Own day-to-day operation of the production network — switching, routing, firewalling, and VPN termination carrying encrypted client traffic
• Administer and evolve the segmentation architecture: VLANs, ACLs, and policy reviewed as security decisions first and performance decisions second
• Run the monitoring regime behind the uptime record — thresholds, alerting, and the diagnosis discipline that turns pages into post-incident notes

Skills that matter:

Production switching/routing, Firewall administration and policy hygiene, VPN technologies for encrypted site-to-site and remote access, Network security architecture, Monitoring and observability, Packet-level diagnosis (Wireshark-grade).

Tools you will use:

Cisco IOS switching and routing, pfSense firewall administration, WireGuard/OpenVPN-class VPN operation, Wireshark + Zabbix-class monitoring.

Location: New Delhi (HQ), E4, Vasant Vihar. Type: full-time permanent. Availability: immediate, rolling intake. Compensation: discussed at screening.