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network engineer

HRC Recruitment

Job Description &ndash; Network EngineerPosition OverviewThe Network Engineer will be responsible for designing, implementing, securing, and maintaining the organization&rsquo;s network infrastructure. This role requires strong expertise in firewalls, switching, routing, monitoring, and network security practices. The ideal candidate will possess advanced troubleshooting skills and hands-on experience with enterprise-grade network technologies.Key ResponsibilitiesNetwork Infrastructure Management<ul><li>Configure, manage, and troubleshoot enterprise firewalls including Palo Alto, Fortinet, Sophos XGS, and pfSense.</li><li>Administer Cisco and Dell network switches, including VLAN design, STP, EtherChannel, trunking, and switch stack management.</li><li>Configure and support Cisco and Mikrotik routers, including multi-WAN setups, load balancing, and failover.</li><li>Manage LAN/WAN environments and core network services such as TCP/IP, BGP, OSPF, DHCP, DNS, NAT, and routing policies.</li><li>Design, implement, and maintain site-to-site VPNs (IPSec, OpenVPN, WireGuard) ensuring secure branch connectivity.</li></ul>Network Security<ul><li>Implement and manage perimeter security using firewalls and WAF solutions.</li><li>Conduct Vulnerability Assessment &amp; Penetration Testing (VAPT) across network environments.</li><li>Perform regular security audits, risk assessments, and patching activities.</li><li>Ensure compliance with security standards and enforce network access control policies.</li></ul>Network Monitoring &amp; Troubleshooting<ul><li>Monitor network performance using Zabbix, PRTG, and Cacti.</li><li>Respond to critical alerts, perform root-cause analysis, and resolve L3 network issues.</li><li>Ensure maximum uptime through proactive issue identification and resolution.</li><li>Provide on-call support during major incidents and outages.</li></ul>Wireless Network Management<ul><li>Deploy and administer wireless solutions including UniFi, Aruba, and TP-Link Omada access points.</li><li>Configure SSIDs, VLANs, guest networks, roaming, and wireless controllers.</li><li>Optimize wireless coverage and security across office environments.</li></ul>Documentation &amp; Network Design<ul><li>Create and maintain High-Level (HLD) and Low-Level (LLD) network diagrams.</li><li>Prepare technical documents including implementation plans, change requests, SOPs, and network topology diagrams.</li><li>Maintain accurate documentation of network devices, IP addressing, and inventory.</li></ul>Data Center &amp; Infrastructure Support<ul><li>Support data center operations including structured cabling, rack management, UPS, CCTV, and access control systems.</li><li>Collaborate on capacity planning, redundancy, and high-availability strategies.</li><li>Assist in network deployment during office expansions and infrastructure migrations.</li></ul>Virtualization &amp; Server (Network-Related)<ul><li>Work with virtualization platforms such as VMware, Hyper-V, Proxmox, XCP-NG, and XenServer for network-related configurations.</li><li>Configure virtual switches, VLAN tagging, routing, and network HA within virtual environments.</li></ul>VoIP &amp; Telephony Support<ul><li>Manage VoIP systems including Asterisk, Avaya IP Office, and SIP trunking.</li><li>Configure dial plans, IVR routing, call logging, and phone provisioning.</li><li>Troubleshoot telephony-related network issues.</li></ul>Required Skills &amp; Competencies<ul><li>Strong understanding of network protocols and enterprise networking.</li><li>Hands-on experience with Cisco switching &amp; routing.</li><li>Expertise in firewall administration and network security principles.</li><li>Strong analytical, troubleshooting, and problem-solving abilities.</li><li>Ability to prepare clear technical documentation.</li><li>Experience with DNS, DHCP, and IP addressing design.</li><li>Familiarity with cloud networking (AWS, OVH) is a plus.</li><li>Experience with monitoring tools (Zabbix, PRTG, Cacti).</li></ul>Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Telecommunication Engineering, or related field.</li><li>Master&rsquo;s degree preferred.</li><li>Professional certifications strongly preferred:</li><li>CCNA (Required)</li><li>PCNSA (Preferred)</li><li>CCNP ENCOR (In Progress / Preferred)</li><li>AWS Certified Solutions Architect Associate (Plus)</li></ul>Experience<ul><li>3&ndash;7+ years of hands-on experience in network engineering, administration, and security.</li><li>Proven experience in managing enterprise firewalls, routers, switches, and wireless networks.</li><li>Experience supporting medium to large-scale multi-site environments.</li></ul>Job Type: Full-timePay: Rs50,000.00 - Rs70,000.00 per monthWork Location: In person

Network Engineer

Tdsp

Job PurposeThe Network Engineer is responsible for designing, implementing, managing, and troubleshooting the organization&rsquo;s network infrastructure. The role ensures network availability, security, and optimal performance for all users across the system.Key ResponsibilitiesA. Network Design &amp; Implementation<ul><li>Design, deploy, and configure LAN, WAN, WLAN, and VPN setups.</li><li>Install, configure, and maintain network hardware such as routers, switches, firewalls, access points, and servers.</li><li>Implement network segmentation, VLAN configuration, and routing protocols.</li></ul>B. Network Monitoring &amp; Maintenance<ul><li>Monitor network performance, identify bottlenecks, and optimize efficiency.</li><li>Conduct regular maintenance, upgrades, and patching for network devices.</li><li>Maintain high uptime and quick resolution of network outages.</li></ul>C. Network Security<ul><li>Implement and monitor security measures, including firewalls, encryption, intrusion detection/prevention systems (IDS/IPS).</li><li>Manage access controls, user authentication, and network permissions.</li><li>Conduct vulnerability assessments and apply security best practices.</li><li>Ensure compliance with organizational IT security policies.</li></ul>D. Troubleshooting &amp; Technical Support<ul><li>Diagnose and resolve network issues, connectivity problems, and hardware failures.</li><li>Provide Level 2/3 support for escalated IT tickets.</li><li>Assist with network-related issues for staff, students, or end-users as required.</li></ul>E. Server &amp; Systems Support<ul><li>Manage DNS, DHCP, Active Directory, and other network services.</li><li>Support backup systems, data storage, and cloud-based solutions.</li><li>Maintain system documentation and ensure data recovery mechanisms are functional.</li></ul>F. Documentation &amp; Reporting<ul><li>Maintain updated network diagrams, configurations, and inventory records.</li><li>Document standard operating procedures (SOPs) for network operations.</li><li>Prepare periodic reports on network performance, incidents, and improvements.</li></ul>G. Collaboration &amp; Project Management<ul><li>Work with IT team members to plan and execute IT projects (upgrades, expansions, migrations).</li><li>Coordinate with vendors for procurement, support, and maintenance agreements.</li><li>Provide recommendations for new technologies or infrastructure improvements.</li></ul>Required Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Information Technology, or related field.</li><li>Professional certifications (preferred):</li><li>CCNA / CCNP</li><li>CompTIA Network+</li><li>CEH / Cybersecurity certifications</li><li>Microsoft or Cisco certifications</li></ul>Job Type: Full-timeWork Location: In person

Avanza Solutions

Sr. System / Network EngineerWe are looking for a highly skilled Sr. System / Network Engineer to join our IT Infrastructure team. The ideal candidate will have strong hands-on experience in systems administration, network management, cloud services, and end-to-end IT operations.Key Responsibilities:<ul><li>Manage Windows Server environments (AD, DNS, DHCP, Group Policies, File Services).</li><li>Maintain and optimize network infrastructure (LAN/WAN, switches, routers, firewalls).</li><li>Oversee Office 365 administration (Exchange Online, SharePoint, Teams, security &amp; compliance).</li><li>Manage MS SQL and Oracle server environments.</li><li>Implement and monitor backup/DR solutions (Veeam/other).</li><li>Troubleshoot system, network, and security-related issues.</li><li>Support virtualization platforms (VMware/Hyper-V).</li><li>Ensure system availability, performance, and security across the organization.</li></ul>Required Skills &amp; Experience:<ul><li>4&ndash;8 years of experience in System &amp; Network Engineering.</li><li>Strong understanding of Microsoft infrastructure.</li><li>Experience with Office 365 management &amp; migration.</li><li>Good knowledge of switches, firewalls, VPNs, and routing.</li><li>Familiarity with cloud technologies is a plus (Azure/AWS).</li><li>Ability to manage multiple tasks and work in a fast-paced environment.</li><li>Relevant certifications (MCSA, MS-365, CCNA, etc.) are preferred.</li></ul>Interested candidate may apply at abdul.basit@avanzasolutions.comJob Type: Full-timePay: Up to Rs200,000.00 per monthWork Location: In person

System Network Engineer

Logon Broadband Pvt Ltd

Job Description:Must be well versed with the VLANs, Trunks, L2 Tunnels.Configuration of routers, switches, OLT, ONU, ONTMust be familiar with managed services conceptsP2P, MP2P and dark fiber knowledge would be plus pointRelationship and correspondence with other companies and clientsEmail correspondence, running TeamsFamiliar with FTTH, FTTC and GPONLooking after current complaint resolution regarding network system.Uses knowledge of_ LAN or MAN or WAN systems_ to help design and install internal and external networks.Call user for network support and complaint systemQualification and Experience:Experience: 01-02 Yrs. TelecomCertification: CCNA PreferredInterested and relevant candidates can send their CVs on careers@lbi.net.pk by 24th December, 2025.Only shortlisted candidates will be contacted.Job Type: Full-timePay: Rs50,000.00 - Rs70,000.00 per monthJob Type: Full-timePay: Rs50,000.00 - Rs70,000.00 per monthWork Location: In person

Network Engineer (Experienced)

Sr. System / Network EngineerWe are looking for a highly skilled Sr. System / Network Engineer to join our IT Infrastructure team. The ideal candidate will have strong hands-on experience in systems administration, network management, cloud services, and end-to-end IT operations.Key Responsibilities:<ul><li>Manage Windows Server environments (AD, DNS, DHCP, Group Policies, File Services).</li><li>Maintain and optimize network infrastructure (LAN/WAN, switches, routers, firewalls).</li><li>Oversee Office 365 administration (Exchange Online, SharePoint, Teams, security &amp; compliance).</li><li>Manage MS SQL and Oracle server environments.</li><li>Implement and monitor backup/DR solutions (Veeam/other).</li><li>Troubleshoot system, network, and security-related issues.</li><li>Support virtualization platforms (VMware/Hyper-V).</li><li>Ensure system availability, performance, and security across the organization.</li></ul>Required Skills &amp; Experience:<ul><li>4&ndash;8 years of experience in System &amp; Network Engineering.</li><li>Strong understanding of Microsoft infrastructure.</li><li>Experience with Office 365 management &amp; migration.</li><li>Good knowledge of switches, firewalls, VPNs, and routing.</li><li>Familiarity with cloud technologies is a plus (Azure/AWS).</li><li>Ability to manage multiple tasks and work in a fast-paced environment.</li><li>Relevant certifications (MCSA, MS-365, CCNA, etc.) are preferred.</li></ul>Interested candidate may apply at Cecilia.dsouza@avanzasolutions.comJob Type: Full-timePay: Up to Rs250,000.00 per monthWork Location: In person

Senior System Network Engineer

Global Connect Synergy

PRIMARY RESPONSIBILITIES<ul><li>Respond to requests for technical assistance via phone, and electronically through email;</li><li>Proactively identify, diagnose, analyze and troubleshoot issues;</li><li>Diagnose and resolve technical hardware and software issues;</li><li>Follow standard help desk procedures;</li><li>Log interactions and administer help desk software;</li><li>Establish and maintain service levels;</li><li>Perform basic troubleshooting, monitor network implementations, and manage network device alarms;</li><li>Provide regular status reports on tasks accomplished and ongoing issues;</li><li>Maintain and support the communications network server software and hardware.</li></ul>EDUCATION AND WORK EXPERIENCE<ul><li>Bachelor's degree or equivalent in Computer Science or Engineering</li><li>1-2 years&rsquo; relevant work experience</li></ul>KNOWLEDGE &amp; SKILLS REQUIRED1. Strong concepts of IP routing &amp; network designing;2. Good troubleshooting and critical thinking skills to resolve complex problems;3. Knowledge of wireless access controllers and access points;4. Intermediate knowledge of network systems design principles and standards;5. Knowledge of Cisco, Juniper or Huawei equipment and technologies;6. Ability to work in teams and independently with candid professional attitude and excellent analytical skills;7. Good written and verbal communication skills;Job Type: Full-timePay: Rs50,000.00 - Rs80,000.00 per monthWork Location: In person

Jr. Network Support Engineer

Fusion Ave (Private) Limited

Job Title: System Support and Network &amp; Security Engineer Company: Fusion Ave Private Limited &ndash; Karachi Location: Karachi, Pakistan Job Type: Full-time (On-site &ndash; Night Shift) Shift Timings: 06:00 PM &ndash; 03:00 AM (Monday to Friday)About Us: Fusion Ave Private Limited (FAPL) is a well-diversified and professionally structured conglomerate. We are looking for a dynamic and motivated System Support and Network &amp; Security Engineer to join our team. If you&rsquo;re passionate about IT systems, cybersecurity, and innovation, FAPL is the place to grow your career.Key Responsibilities:System &amp; Network Support:<ul><li>Provide advanced troubleshooting and remote support for system and network-related issues.</li><li>Manage and support RDP, RDS, domain controllers, Azure AD, and hybrid cloud environments.</li></ul>Network &amp; Security:<ul><li>Configure, manage, and maintain firewalls, VPNs, and IDS/IPS.</li><li>Implement Next-Generation Firewalls and SIEM tools for proactive monitoring.</li><li>Conduct penetration testing and vulnerability assessments; lead remediation efforts.</li><li>Ensure security compliance with frameworks like NIST, ISO 27001, and CIS Controls.</li></ul>Infrastructure &amp; Performance:<ul><li>Design and deploy LAN/WAN/VPN/Wi-Fi solutions.</li><li>Optimize CDN and routing protocols for enhanced performance.</li><li>Monitor network traffic and address anomalies or threats promptly.</li></ul>Team &amp; Vendor Collaboration:<ul><li>Lead junior team members and coordinate with ISPs and vendors for service delivery.</li><li>Document network configurations, maintain SOPs, and ensure SLA compliance.</li></ul>Required Skills &amp; Qualifications:<ul><li>Bachelor&rsquo;s or Master&rsquo;s degree in Computer Science, IT, or related field.</li><li>Proven experience in system and network administration.</li><li>Expertise with remote support tools, firewall/security policy enforcement.</li><li>Strong knowledge of Microsoft 365 (Outlook, Teams, SharePoint).</li><li>Familiarity with data encryption methods and security practices.</li><li>Excellent communication, leadership, and documentation skills.</li></ul>What We Offer:<ul><li>Growth-oriented and technology-driven work environment</li><li>Opportunity to work on enterprise-level systems and security projects</li></ul>How to Apply: Interested candidates can send their CV and cover letter to hr@fapl.com.pkJob Type: Full-timePay: Rs50,000.00 - Rs90,000.00 per monthWork Location: In person

System Support and Network & Security Engineer

Explore 369+ Network engineer in Karachi Jobs In Karachi this December. Find roles across top companies and apply now to boost your career.

369 network engineer jobs IN Karachi Jobs In Karachi

Network Engineer

Network Engineer

System Network Engineer

Network Engineer (Experienced)

Senior System Network Engineer

Jr. Network Support Engineer

System Support and Network & Security Engineer