Linux System Administrator

3 weeks ago

Mohali, Punjab, India FINVASIA Full time

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.

  • Linux System Administrator

    3 weeks ago

    Mohali, Punjab, India FINVASIA Full time

    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...

  • Linux System Administrator

    4 days ago

    Mohali, Punjab, India FINVASIA Full time ₹ 1,04,000 - ₹ 1,30,878 per year

    Job Summary:We are looking for a knowledgeable and proactiveLinux System and Networking Administratorwith 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...

  • Linux System Administrator

    3 weeks ago

    Mohali, Punjab, India FINVASIA Full time

    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...

  • Linux And Network Administrator

    2 days ago

    Mohali, Punjab, India Finvasia Full time ₹ 5,00,000 - ₹ 12,00,000 per year

    Job Summary:We are looking for a knowledgeable and proactive Linux System and NetworkingAdministrator with strong experience in virtualization (especially Proxmox and VMwarevCenter) and a deep understanding of enterprise networking. You will be responsible formaintaining our Linux systems, managing virtualized environments, and ensuring robust andsecure...

  • System Administrator

    2 days ago

    Mohali, Punjab, India Suffescom Full time ₹ 8,00,000 - ₹ 12,00,000 per year

    Responsibilities:* Manage Windows & Linux servers, troubleshoot issues.* Collaborate with IT team on projects, maintain systems.* Configure Active Directory, ensure data security.Assistive technologiesLeave encashment

  • System Administrator

    2 days ago

    Mohali, Punjab, India Ariel Software Solutions Pvt Ltd Full time ₹ 4,80,000 - ₹ 7,20,000 per year

    The role involves the upkeeping, configuration, and reliable operation of computer systems, including servers, and providing support to remote location team members on the same.Roles and ResponsibilitiesManagement of basic working on desktops, laptops, and smart devices belonging to the organization, using tools like anti-virus solutions, firewall, and other...

  • System Administrator

    11 hours ago

    Mohali, Punjab, India Intelligent Consulting Engineers & Builders Pvt Ltd Full time ₹ 1,44,000 - ₹ 2,16,000 per year

    Job description:Job Title: System AdministratorExperience: 1+ YearsLocation: MohaliEmployment Type: Full-timeJob Description:We are looking for a System Administrator who can manage and support operating systems and basic networking tasks. The ideal candidate should have hands-on experience in system setup, maintenance, and troubleshooting.Key...

  • IT System Administrator

    7 days ago

    Mohali, Punjab, India Tayal & CO Full time ₹ 4,50,000 - ₹ 6,00,000 per year

    We're Hiring – IT System AdministratorAt Tayal & Co., we've been serving Indian Railways and public transportation with safe, reliable, and advanced mobility solutions for more than 25 years. As we expand into digital operations and automation, we are looking for a passionate System Administrator to join our growing IT team.Your Role – Challenging and...

  • AWS System Administrator

    1 week ago

    Mohali, Punjab, India cEpoch Full time ₹ 5,00,000 - ₹ 9,00,000 per year

    Cepoch, a leading multi-national company is hiring AWS Sys Administrator.4+ years of solid experience in System Administration with DevOps experience in AWS. Some experience OR knowledge in Azure, GCP is helpful.Bachelors degree with engineering or computers required.Define & configure AWS and Azure instances installing and configuring software, hardware,...

  • System Administrator

    13 hours ago

    Mohali, Punjab, India ITECHSERV Full time ₹ 5,00,000 - ₹ 12,00,000 per year

    Position OverviewWe are looking for askilled and experienced Senior System Administratorto join our growing IT team. The ideal candidate will haveat least 3 years of hands-on experiencemanaging and optimising IT infrastructure, ensuring system reliability, security, and compliance.In this role, you will be responsible for thehealth, performance, and...