I help businesses design, troubleshoot, and secure reliable networks so operations stay stable and risk stays low, with 9+ years of hands-on experience across Firewall, VPN, SD-WAN, and pfSense environments.
Network & Security Engineer (CCNP) | MikroTik (MTCNA) | Fortinet | Cisco | Monitoring | Windows Server | Cloud
I focus on scalable, documented, long-term fixes — not temporary patches — and communicate clearly throughout every project.
What I can help you with
• Network Design & Troubleshooting — LAN/WAN/Wi-Fi, VLANs, inter-VLAN routing, BGP/OSPF, STP, subnetting, site-to-site connectivity, performance tuning
• Firewall Hardening — Fortinet (FortiGate), pfSense, Cisco ASA, UniFi — NAT, DMZ, segmentation, security policy design
• VPN & Secure Remote Access — IPsec, SSL, WireGuard, OpenVPN, Xray/V2Ray — site-to-site and remote-access tunnels for distributed teams
• SD-WAN & Multi-Site Connectivity — centralized policy management, WAN optimization, resilient failover across branch locations
• MikroTik RouterOS & WISP Operations — routing, firewall, QoS/bandwidth shaping, wireless optimization, ISP-grade troubleshooting
• Network Automation & Scripting — Python, Git version control, automated provisioning and configuration deployment
• Security Assessments & Compliance — vulnerability assessments, penetration test reporting, and hardening aligned to NIST CSF 2.0, CIS Controls v8, and ISO/IEC 27001
• Endpoint & Identity Security — Microsoft 365/Intune device management, endpoint hardening, Active Directory, DNS/DHCP
• Monitoring & Alerting — Zabbix, PRTG, SNMP dashboards, proactive issue detection and reporting
• Servers & Virtualization — Windows Server, Linux, VMware ESXi, Hyper-V, disaster recovery/backup planning
• Cloud & Hybrid Networking — AWS and GCP connectivity, hybrid architecture, migration support
Example results delivered
• Ransomware recovery + security hardening: recovered 91% of encrypted files and implemented protective controls
• Multi-site network (50+ employees): reduced downtime 87% and saved $15,000/year through optimized architecture
• Secure VPN rollout (3 countries): enabled remote work for 30+ users across multiple locations
How I work
• Quick assessment → clear plan → controlled changes → testing → full documentation
• Secure-by-default approach and clean, maintainable configurations
• Available for one-time projects, ongoing managed services, and urgent troubleshooting
Send me a short summary of your environment (devices, number of sites/users, ISP links, current issues/goals), and I’ll reply with a practical plan and next steps.
WAN Optimization
Network Security
Network Engineering
Firewall
VPN
Fortinet
PfSense
MikroTik
Cisco
Network Architecture
Vulnerability Assessment
Penetration Testing
Python
Server Administration
System Monitoring
Cloud Engineering
Information Security Audit
Linux System Administration
Automation
OpenVPN
Hamza K.
Islamabad, Pakistan
$40/hr
5.0
5 jobs
Passionate IT and cybersecurity professional with almost 6 years of experience , specializing in network and information security. I began my career as a Network Architect, designing and building enterprise networks, before moving into Network Security Engineering and, most recently, an Information Security Analyst role. In this capacity, I focus on incident management, developing enterprise security strategies, strengthening endpoint security, and leveraging SASE frameworks to secure modern workforces. With hands-on expertise in SD-WAN, NGFW, Endpoint Security and SASE, I am dedicated to delivering scalable, resilient, and business-aligned security solutions that safeguard organizations against evolving threats.
Firewall
Network Security
Network Engineering
Palo Alto Firewalls
Check Point
Computing & Networking
Fortinet
Information Security
Email Security
Internet Security
Cybersecurity Tool
Vulnerability Assessment
OKTA
Enterprise Risk Management
Incident Management
Muhammad W.
Karachi, Pakistan
$10/hr
5.0
9 jobs
Hello, My name is Muhammad Waqas. I am dadicated and hardwork network security engineer who believes in honesty and good working relations. Though i am professional at this sector of job but i have certain qualities which make me good at this.
I am graduate in beachlors in Computer system and information technology .My skills and education background helps me to perform accroding to my client's expectation.
I am very skilled in network security and engineering administration of an enterprize network and provide you professional services on a decent rates.
I am very much confident of our succession together as i am punctual and creative. I look forward to hear from you soon.
Thank You.
Expertise
• MPLS
• L2/L3 MPLS VPN
• VRF
• Routing Protocols(BGP,OSPF,EIGRP,RIPv2)
• Fortigate 600D,100E, FortiAnalyzer 200D
• PaloAlto 220
• Ubiquiti Controller and UNIFI Access Points
• Cisco Routers 72xx,76xx and switches 29xx, 35xx,37xx, Huawei switches S5720 & CE6810LI,C9300stack switches
• IPSec and GRE Tunnels
• IPSec /SSL VPNS
• Network Virtualization NSX
• Network Optimization
• Layer 2 QOS
• Network Monitoring : STG, CACTI, Nagios Core, Solarwind, MRTG,
Network Security
Cisco ASA
MikroTik RouterOS
Cisco Certified Network Professional
Cisco Router
Network Design
Ubuntu
PfSense
Ubiquiti
Linux System Administration
Palo Alto Firewalls
Amazon EC2
VMWare
Network Planning
Mikrotik RouterBOARD
Faizan S.
Multan City, Pakistan
$20/hr
4.8
21 jobs
Network Engineer & Architect with 6+ years of experience designing, deploying, and securing enterprise, data center, and cloud networks.
CCNP & MCSA certified, delivering high-availability, cost-efficient, and secure network solutions.
Hands-on expertise with Cisco, Huawei, Juniper, MikroTik, Dell, HP, Ruckus, and UniFi networks, along with firewalls including Palo Alto, Fortinet, Sophos, and Cisco ASA.
I help businesses design, secure, and optimize enterprise and cloud networks. From network design and firewall configuration to VPN setup and complex troubleshooting, I solve your challenges quickly and professionally, ensuring your systems run smoothly and securely.
Certifications:
- Cisco Certified Network Professional (CCNP)
- Cisco Certified Network Associate (CCNA)
- Microsoft Certified Solutions Associate (MCSA)
Tools:
- Nagios
- Cacti
- OpManager
- Zabbix
- PRTG Network Monitor
- Solar Winds NPM
- Packet Tracer
- GNS3
- EVE-NG
- Microsoft Visio
- Lucidchart
Network Architecture
Network Design
Network Engineering
Network Administration
Cisco
Routing
Cisco Certified Network Professional
Mikrotik RouterBOARD
Network Monitoring
WiFi
Network Security
VPN
FortiGate Firewall
System Administration
Microsoft Server
Usama S.
Islamabad, Pakistan
$60/hr
4.9
48 jobs
✅ 5+ Years Securing & Managing Complex IT Systems
Hi, I'm a Network & System Administration specialist with deep expertise in infrastructure security, firewall configuration, server hardening, and network troubleshooting. I’ve helped companies across industries secure their systems, streamline their networks, and ensure uptime-critical environments.
🔧 What I Do Best:
Network design & setup (LAN/WAN, TCP/IP, DHCP, DNS, VLANs)
Server management ( Windows Server, Active Directory)
Remote IT management, Clustering and virtualization,
Firewall configuration (pfSense, Ubiquiti, Cisco ASA, Fortinet)
VPN & remote access (OpenVPN, IPsec, WireGuard)
Security audits & patching
Intrusion detection/prevention (IDS/IPS)
Cloud infrastructure (AWS, Azure, GCP)
Microsoft Office365 expert, DKIM, SPF MX RECORD
🛡️ Security-Focused Approach
I take a proactive stance on system security—auditing configurations, patching vulnerabilities, and implementing best practices to prevent breaches.
Let’s keep your systems fast, secure, and reliable.
I’m ready to discuss your project—just send a message.
IT Certifications I have,
Certified Network Administrator/ Enterprise Ubiquiti/Unifi Network Expert
Certified Systems Engineering Expert
Certfied End-Point Security Specialist
I have deep understanding of the Following tools and Technolgies.
Connectwise Manage Expert, Screenconnect Expert. Connectwise implementor.
Synology NAS
Zoom Phone and Zoom Desktop Phone Expert
Email Protection and Email Delivery Specialist,
Hyperv, VMware, Vsphere, GCP, AZURE,AWS Expert.
Certified IT Support Specialist/Cyber Security Consultant
Certified Network Security Expert (Home / Business), VAPT
Certified System Security Expert.
Certified HelpDesk Support Specialist
Microsoft Azure Certified,
Microsoft365/Azure EntraID
Network Security Certified
Network Security and deployment Consultant
Domotz Expert/ Synology consultant
Fortigate Certified
Sonicwall, Ubiquiti.
Unifi/Ubiquiti Expert
Hands on Experience on:
Microsoft Exchange Online
Windows 10 Administration
Server Administration Experr
Windows 11 Administration
Remote IT Management/ VPN management
Windows Server Administration Expert
Domain Migration
Microsoft Outlook
Network Equipment consultation
Server Virtualization
Microsoft Windows Powershell
Microsoft Active Directory
Office 365
DNS
DHCP
Zendesk trainer,
EDR, XDR, Connectwise Admin, CWRMM, Sentinal one Azure Sentinal.
Fortinet, Cisco, Network monitoring Expert,
Veeam Backup Specialist(Cloudberry, SPX)
HIPPA complaince certified, PCI DSS accessor, PCI DSS complaince Expert.
Having Certs (NSE1, NSE2, NSE3) ,CCNA, CCNP(training)
Crowd Strike Deployment, TrendMicro deployment.
i have worked Closely on
Network Design
Network security
OWASP mitigation
System Hardening
System Security
Network Optimization
Server administration
Server Migrations
Network troubleshooting
Firewall Configurations
Backup policies / configurations.
Desktop support.
Cloud management
Failover clustering Deployment and Management (Windows Server 2019, 2016, 2022).
System security Solutions and Deployment.
System Hardening.
Hands on experience on Cisco Switches(CCNA CCNP LEVEL) and SonicWALL's + Fortigate firewalls, QNAP , QSAN, SYNOLOGY, Buffalo NAS,
During My freelancing career i have worked on multiple projects like Network Designs solution deployment across the organization and on top of it have hands on Experience of vendor Management and have know how towards the TrendMicro and Crowd Strike. Setting up IT office were the main procedures during my Job Tenures and also Veeam backup deployment across the organization.
EDR, MDR AWS AZURE Specialist. Experience in QNAPS, Synology, Virtualization Expert, Hyper V.
Hands on Experience for providing Remote IT Support to multiple clients. Managjng Networks servers plus Security configurations.
Hypervisor Expert, Remote IT tools complete Hands on Experience, vpn Expert wiregaurd, openvpn, NAS Expert.
Ping me If you require Any sort of Assistance,
System Administration
Office 365
Microsoft Active Directory
Microsoft Azure
Network Engineering
System Security
Backup & Migration
Intrusion Prevention System
Backup Administration
Network Administration
Network Security
Information Security
Ubiquiti
Network Design
Network Monitoring
Mudassir M.
Rawalpindi, Pakistan
$20/hr
5.0
1 jobs
I’m a Senior Network & Cloud Engineer with multiple years of experience designing, troubleshooting, and optimizing enterprise-grade networks and SD-WAN environments for global clients.
I specialize in SD-WAN (VMware VeloCloud, Cisco Meraki, Fortinet, CATO), advanced network troubleshooting (L1–L3), and hybrid cloud connectivity (AWS, Azure, GCP). I have hands-on experience working with major ISPs (AT&T, Verizon, Comcast, Spectrum) and resolving complex WAN, MPLS, and internet performance issues.
I’ve supported large-scale environments including telecom core networks (4G/5G, VoLTE, IMS), enterprise WAN infrastructures, and cloud-native Kubernetes deployments.
💼 Roles I Have Successfully Delivered:
• Leve 2 Network Engineer 'RV Wifi Parks' - Access Parks USA
• SD-WAN Engineer (Multi-vendor SASE environments) - ConfigureInc USA
• Network Engineer (Enterprise & ISP Networks) - Airespring USA
• Service Assurance Engineer (NOC L2/L3 Operations) - ATSG USA
• Cloud DevOps Engineer (Kubernetes, CI/CD, Microservices) - Freelance
• Telecom Core Network Engineer (4G/5G, VoLTE, IMS, NB-IoT) - Huawei Saudi Arabia
• Technical Lead (Network Operations & Incident Management) - Ericsson Saudi Arabia
🎓 Certifications:
• AI Solutions on Cisco Infrastructure Essentials
• AWS Solutions Architect – Associate
• Kubernetes Certified Administrator (CKA)
• Kubernetes Certified Application Developer (CKAD)
• Cisco Certified Network Associate (CCNA)
• Juniper JNCIA Certified
• CATO SD-WAN Certified
• ADTRAN Certified
• Ericsson Cloud Associate
• Ericsson 5G Core & IMS Certified
• Fortinet NSE-4 (In Progress)
• Cisco CCNP (In Progress)
🔧 What I Can Do for You:
• Design, deploy, and troubleshoot SD-WAN solutions (VeloCloud, Meraki, Fortinet)
• Resolve packet loss, latency, and routing issues (BGP, OSPF, MPLS)
• Configure site-to-site VPNs, Auto VPN, IPsec tunnels
• Optimize WAN performance using QoS, traffic shaping, and business policies
• Troubleshoot ISP/carrier issues and coordinate escalations
• Configure and manage Cisco, Juniper, Aruba, MikroTik networks
• Deploy and troubleshoot WiFi networks (Meraki, Mist, Aruba)
• Setup hybrid cloud connectivity (AWS, Azure, GCP with on-prem)
• Kubernetes deployment and networking troubleshooting (EKS, GKE)
• Network monitoring and alerting (PRTG, SolarWinds, Wireshark)
💡 Why Clients Choose Me:
✔ Fast troubleshooting & root cause analysis
✔ Strong communication (clear updates, RCA reports)
✔ Experience with real production networks (not just labs)
✔ Proven ability to reduce downtime and improve performance
If you’re facing network slowness, outages, SD-WAN issues, or need expert design/implementation — I can help you fix it quickly and efficiently.
Let’s connect and get your network running at peak performance.
🛠️ Skills
🔹 Core Networking
✔ SD-WAN (VeloCloud, Meraki, Fortinet, CATO)
✔ Routing & Switching (BGP, OSPF, VLANs, STP)
✔ MPLS, VPN, IPsec, GRE
✔ Network Troubleshooting (L1/L2/L3)
🔹 Wireless & Access
✔ Cisco Meraki (MX, MS, MR)
✔ Juniper Mist (Marvis AI)
✔ Aruba Networks
✔ Cradlepoint / Peplink (LTE/5G)
🔹 Cloud & DevOps
✔ AWS (VPC, EC2, Load Balancer, VPN)
✔ Kubernetes (EKS, GKE, YAML, Pods, Services)
✔ CI/CD (Jenkins)
✔ Microservices Deployment
🔹 Telecom & 5G
✔ 4G/5G Core Networks
✔ VoLTE / IMS
✔ NB-IoT
✔ KPI Monitoring & Optimization
🔹 Tools & Monitoring
✔ Wireshark (PCAP Analysis)
✔ SolarWinds / PRTG
✔ PingPlotter / WinMTR
✔ ServiceNow / Netcool / BMC
✔ Meraki Dashboard / VeloCloud Orchestrator
🚀 Leadership Roles I Can Take / Have Experience Supporting:
• NOC Team Lead – Leading L1/L2 engineers, managing escalations, and ensuring SLA compliance
• Service Assurance Lead – Driving incident management, RCA, and network performance optimization
• NOC Manager – Overseeing 24/7 operations, KPIs, reporting, and team performance
• Customer Support Lead (Technical) – Managing client communication, escalations, and service delivery
• Technical Lead (Network Operations) – Guiding troubleshooting, mentoring teams, and handling critical outages
• SD-WAN / Network Architect – Designing scalable WAN and hybrid cloud solutions
• Incident Manager – Managing P1/P2 incidents, bridge calls, and cross-team coordination
• Operations Manager (Network/ISP/MSP) – Improving processes, reducing MTTR, and enhancing service quality
Network Engineering
Network Administration
Network Security
Network Design
Technical Support
Customer Support
Incident Management
Computer Network
Network Monitoring
Cloud Engineering
System Administration
Network Analysis
Kubernetes
Helpdesk
Troubleshooting
Ticketing System
System Configuration
Customer Service
Tech & IT
IT Service Management
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