--- title: "VPN Engineer" company: "Graviton Research Capital LLP" company_url: "https://www.remjobs.works/companies/graviton-research-capital-llp" url: "https://www.remjobs.works/job/graviton-research-capital-llp-vpn-engineer-a229a9e3-3c32-4631-9508-21d3c4af670c" apply_url: "https://boards.greenhouse.io/gravitonresearchcapital/jobs/8794534002?gh_jid=8794534002" workplace: onsite location: "Gurugram, Haryana, India" employment_type: unspecified seniority: mid role: software-engineering region: india skills: ["linux", "python"] date_posted: 2026-09-11T09:31:29.000Z first_seen_by_remjobs: 2026-09-19T23:00:03.809Z --- # VPN Engineer **Graviton Research Capital LLP** ยท Gurugram, Haryana, India Apply: https://boards.greenhouse.io/gravitonresearchcapital/jobs/8794534002?gh_jid=8794534002 ## About the role **Role:** VPN Engineer **Location:** Gurgaon Graviton is a privately funded quantitative trading firm striving for excellence in financial markets' research. We are seeking a Network Engineer for our team in Gurgaon. Graviton trades across a multitude of asset classes and trading venues using a gamut of concepts and techniques ranging from time series analysis, filtering, classification, stochastic models, pattern recognition to statistical inference **analysing** terabytes of data to come up with ideas to identify pricing anomalies in financial markets. ##### Responsibilities - Manage and support corporate network infrastructure across multiple locations, including routers, firewalls, switches, wireless access points, VPN gateways, Internet links, and LAN/WAN connectivity. - Configure and troubleshoot VPN technologies such as IPsec, SSL VPN, site-to-site VPN, remote-access VPN, WireGuard, OpenVPN, and FortiClient/FortiGate VPN, including issues related to authentication, tunnels, routing, DNS, packet loss, performance, split tunnelling, and firewall policies. - Manage secure connectivity between offices, data centres, cloud environments, and remote users. - Configure and maintain office LAN infrastructure, including VLANs, trunk/access ports, inter-VLAN routing, DHCP, DNS, NAT, ACLs, static routing, BGP, and OSPF where required. - Manage multiple ISP connections, including primary and backup Internet links, automatic failover, and monitoring of utilization, latency, jitter, packet loss, and link availability. - Coordinate with ISPs and telecom providers for new circuits, link failures, bandwidth upgrades, routing issues, packet-loss investigations, and service escalations. - Manage firewall policies, NAT rules, VPN policies, network objects, and routing, while regularly reviewing and removing unnecessary access. - Implement network segmentation across user, server, management, guest, and other business networks, while maintaining secure administrative access to network equipment. - Support MFA and secure authentication for remote VPN users and investigate suspicious network activity and connectivity issues. - Work with security teams on vulnerability remediation, firewall reviews, and network audits. - Manage wired and wireless office connectivity, including VLANs, access points, SSIDs, authentication, and guest Wi-Fi. - Support network connectivity for new office expansions and relocations, including coordination of cabling, patch panels, switch ports, ISP connections, and network equipment installations. - Maintain accurate documentation for network diagrams, IP addresses, VLANs, VPN tunnels, firewall rules, ISP circuits, device inventory, switch-port mappings, and Wi-Fi infrastructure. - Maintain SOPs for common networking tasks and incident recovery, and follow established change-management processes for production changes. - Prepare implementation and rollback plans for major network changes and maintain configuration backups for routers, switches, firewalls, and VPN gateways. - Basic experience with network automation is preferred, including Python, Bash/Shell scripting, Ansible, REST APIs, and other network automation tools. - Automate repetitive tasks such as network checks, configuration backups, VPN monitoring, IP validation, and device health checks where possible. ##### Qualifications The ideal candidate will have 3+ years of experience with: - Automate repetitive tasks such as network checks, configuration backups, VPN monitoring, IP validation, and device health checks where possible. - Strong understanding of TCP/IP, routing and switching, VLANs, NAT, DHCP, DNS, and Internet routing. - Hands-on knowledge of VPN technologies, including IPsec and SSL VPN, as well as firewalls, access-control policies, and network troubleshooting. - Good understanding of BGP, OSPF, and VRFs, along with their application in enterprise network environments. - Knowledge of high availability, load balancing, network security, Wi-Fi, and Linux networking. - Experience with network automation and technologies such as Python, Bash/Shell scripting, Ansible, REST APIs, and network automation tools is preferred. ##### Benefits: Our open and casual work culture gives you the space to innovate and deliver. Our cubicle free offices , disdain for bureaucracy and insistence to hire the very best creates a melting pot for great ideas and technology innovations. Everyone on the team is approachable, there is nothing better than working with friends! Our perks have you covered. - Competitive compensation - 6 Weeks of paid vacation - Regular after work parties - Top of the line health insurance for family - International team outing --- Source: Graviton Research Capital LLP's own career page, read by RemJobs. Canonical HTML version: https://www.remjobs.works/job/graviton-research-capital-llp-vpn-engineer-a229a9e3-3c32-4631-9508-21d3c4af670c