Information Technology Infrastructure Engineer

Job Summary:

We are looking for a knowledgeable and proactive Linux System and Networking

Administrator with strong experience in virtualization (especially Proxmox and VMware

vCenter) and a deep understanding of enterprise networking. You will be responsible for

maintaining our Linux systems, managing virtualized environments, and ensuring robust and

secure network operations across the organization.

Key Responsibilities:

Linux System Administration

● Install, configure, and maintain Linux servers (Ubuntu, CentOS, RHEL) in physical

and virtual environments.

● Manage web, database, file, and directory services, including Apache/Nginx,

MySQL/PostgreSQL, Samba, and LDAP.

● Develop and maintain system automation scripts using Bash, Ansible, or similar

tools.

● Ensure system uptime, performance, and reliability through proactive monitoring

and maintenance.

Virtualization & Infrastructure Management

● Administer and maintain Proxmox VE and VMware vCenter/ESXi virtual

environments.

● Provision, clone, snapshot, and manage virtual machines and containers.

● Monitor and optimize virtual resource utilization (CPU, memory, storage).

● Assist in planning and implementing scalable, redundant virtualization

infrastructure.

Network Administration

● Design, configure, and manage LAN/WAN environments, including VLANs,

routing, trunking, and link aggregation.

● Administer and maintain firewalls (e.g., pfSense, iptables, FortiGate), VPNs, and

secure remote access solutions (OpenVPN, WireGuard).

● Monitor network performance and troubleshoot issues using tools like tcpdump,

Wireshark, and NetFlow.

● Maintain DNS, DHCP, NAT, and port forwarding rules in both physical and

virtualized networks.

Security and Compliance

● Harden Linux systems and network infrastructure based on best practices.

● Conduct periodic audits, patching, and updates for operating systems,

hypervisors, and firewalls.

● Implement and maintain intrusion detection/prevention systems (IDS/IPS) and

network access control.Support & Documentation

● Provide tier 2/3 support for Linux, network, and virtualization-related issues.

● Document infrastructure, network diagrams, system configurations, and SOPs.

● Work closely with IT security, DevOps, and cloud teams to ensure a consistent

and secure infrastructure.

Requirements:

Experience

● 3–5+ years of experience in Linux system administration and networking.

● 3+ years experience managing Proxmox or VMware vCenter environments.

Technical Skills

● Proficient in Linux (RHEL, CentOS, Ubuntu).

● Hands-on experience with Proxmox VE, vSphere, and VMware vCenter.

● Deep understanding of networking fundamentals: TCP/IP, DNS, DHCP, VLANs,

routing protocols, and NAT.

● Experience configuring and managing firewalls and VPNs.

● Strong scripting and automation skills (Bash, Ansible, or Python).

● Familiar with monitoring/logging tools: Zabbix, Grafana, ELK, or similar.

Preferred Qualifications

● Certifications: RHCE, VCP, CCNA, CompTIA Network+, or equivalent.

● Experience with SDN, high availability setups, and network segmentation.

● Familiarity with hybrid cloud infrastructure or on-premises to cloud migrations.

Soft Skills

• Strong analytical and troubleshooting skills.
• Ability to work independently and under pressure.
• Good communication and documentation abilities.
• Willingness to participate in an on-call rotation.

About the Company:

Finvasia is a multi-disciplinary, multinational organisation that owns and operates over a

dozen brands across financial services, technology, real estate and healthcare verticals. Over

the last 13 years of our history, Finvasia has managed funds for some of the notable hedge

funds of the Wall street, launched the first and only commission free ecosystem for listed

and fee based financial products in India, provided technology to some of the notable listed

and unlisted financial services entities across the globe, launched medically proven diabetes

reversal program and engaged scientist from various specialised fields to build nano andmicro medical devices that can monitor and assist in various body functions. In the last 13

years, we have catered to a few million clients in over 180 countries directly or via one of our

subsidiaries. Some of the notable brands owned by Finvasia are Fxview, Shoonya, Zulutrade,

AAAfx, ACT Trader, CapitalWallet, Gini Health, bodyLoop, StackFlow, Finvasia estates, and

portfolios.com. Our team comprises over 350 employees that work in our offices across

India, UK, Greece, Cyprus, Canada, Mauritius and USA. Our team enjoys a collegiate

environment and get to work across a multitude of brands, products, technologies, and

industry segments and get an opportunity to get more global exposure while working with

teams from different parts of the globe. As a company, Finvasia is an equal-opportunity

employer that respects and encourages diversity and inclusion.