System & Network Admin

Level 3 BOS


Date: 2 weeks ago
City: Remote
Contract type: Full time
Remote
Description

Level3 BOS (Pvt.) Ltd. is seeking a highly skilled Systems / Network Administrator to manage, maintain, and secure our IT infrastructure in a fast-paced operational environment.

Job Responsibilities

System Administration

  • Install, configure, manage, and maintain Windows Server environments (Active Directory, DNS, DHCP, Group Policy).
  • Administer user accounts, access controls, security policies, and permissions.
  • Monitor system performance, server health, storage utilization, and logs.
  • Perform regular system updates, patch management, and security hardening.
  • Manage virtualization platforms (VMware / Hyper-V).
  • Handle system backups, disaster recovery plans, and restore procedures.

Network Administration

  • Configure, monitor, and troubleshoot LAN/WAN, VLANs, and wireless networks.
  • Manage network devices including routers, switches, firewalls, and access points.
  • Implement and maintain network security measures (firewalls, VPNs, IDS/IPS).
  • Monitor network performance, bandwidth usage, and uptime.
  • Diagnose and resolve network connectivity and latency issues.

Security & Compliance

  • Implement endpoint protection, antivirus, and security monitoring tools.
  • Enforce IT security policies, data protection, and access controls.
  • Respond to security incidents, vulnerabilities, and system breaches.
  • Maintain documentation related to IT policies, network diagrams, and configurations.

Support & Operations

  • Provide L2/L3 technical support for system and network-related issues.
  • Coordinate with vendors, ISPs, and service providers for issue resolution.
  • Ensure 24/7 operational availability during night shift operations.
  • Maintain detailed logs, reports, and system documentation.

Required Skills & Technical Competencies

  • Strong hands-on experience with Windows Server (2016/2019/2022).
  • In-depth knowledge of Active Directory, DNS, DHCP, Group Policy.
  • Solid understanding of TCP/IP, subnetting, routing, switching, VLANs.
  • Experience with firewalls, VPNs, and network security tools.
  • Familiarity with VMware / Hyper-V virtualization.
  • Knowledge of backup solutions and disaster recovery practices.
  • Basic knowledge of Linux administration is a plus.
  • Experience with monitoring tools and ticketing systems.

Qualifications

  • Bachelor’s degree in Computer Science, Information Technology, or related field.
  • Relevant certifications (CCNA, MCSA, MCSE, Network+, or equivalent) will be an advantage.
  • Minimum 2–4 years of hands-on experience in system and network administration.

Job Requirements

  • Must be comfortable working in night shift (08:00 PM – 05:00 AM).
  • Strong troubleshooting, analytical, and problem-solving skills.
  • Ability to work independently and handle critical issues under pressure.

Job Type: Full-time

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