Am a CCIE#26611 with extensive experience in Routing & Switching, Security, Datacenter, Virtualization, Public Cloud, Artificial Intelligence Network Skills & Agentics, Programmability & Automation.
Am delivering unique & absolutely different service for the below technologies:
* SDN Datacenter: Cisco ACI, VMware NSX, Nutanix Flow, Arista.
* SDN Storage: Nutanix HCI, VMware VSAN.
* SDN Access: Cisco DNA, LISP Implementation, Cisco Spaces, Cisco ISE, PacketFence.
* SDN WAN: Cisco SDWAN, VMware VeloCloud, SilverPeak, PaloAlto SDWAN, FortiGate SDWAN, Meraki.
* Programmability & Automation Controllers: Python & API tools to automate business intent & workflows within networks, Ansible, Chef, NSO, Terraform, OpenShift, AI network skills.
* Monitoring Applications: Zabbix, SolarWinds, Home Made Custom Tools, Nmap, Packet Tracer (Wireshark), Splunk, Wazuh, ContraForce, ServiceNow and much more.
* Routing & Switching and Wireless Technologies: Cisco, Mikrotik, Juniper, FS, Arista, HPE, Huawei.
* Security: Cisco, PaloAlto, Meraki, FortiNet, Ubiquiti, VMware MDM, Infoblox.
* Datacenter, Cloud Computing, Cloud Native, Virtualization & HCI Solutions.
* Public Cloud: Design, Setup & Administer Tenants on AWS, Azure, GCP & OCI.
* Micro-segmentation & Containerized Applications: Docker, Kubernetes.
* API Gateways & Swagger Documentation.
* Python Scripting for DevOps, SecOps, NetOps & I network skills.
* Technical Writing & Documentation.
Please refer to my LinkedIn account aossama.
Certifications:
* CCIE Enterprise CCIE#26611.
* Cisco CCNP DevNet.
* Cisco CCNP Enterprise.
* Cisco CCNP Datacenter.
* Cisco ACI Certified Specialist.
Cisco
Software-Defined Networking
Cisco Certified Internetwork Expert
Information Technology
Python
Network Engineering
Network Monitoring
Network Design
Palo Alto Firewalls
Network Security
Cisco Meraki
MikroTik
Fortinet
Server & Virtualization Software
Artificial Intelligence
Gil A.
Lipa City, Philippines
$100/hr
4.8
115 jobs
Top Rated Plus, Experienced Network Engineer & Network Operations Manager
With ⭐️ over a decade ⭐️ of experience in network engineering and operations, I bring a wealth of expertise to meet your business needs. As a seasoned Network Engineer, I have successfully handled clients across the globe, ensuring robust and efficient network solutions.
▶︎ PROFESSIONAL BACKGROUND:
Former Global Network Operations Manager at one of the largest BPOs worldwide.
Led a team of network professionals to manage and optimize global infrastructures.
▶︎ SPECIALIZATIONS:
1. ⭐️ Unifi/Ubiquiti: Cloud gateways, routers, switches, access points, and cameras.
2. Cisco: Routers, switches, access points, firewalls (ASA and FTD), ISE, SD-WAN, DUO, and Umbrella.
3. ⭐️ VPN Expertise: AnyConnect, Secure Client, Wireguard, OpenVPN, IPSec VPN, and SSL VPN.
4. Meraki: Access points, switches, and routers.
5. Palo Alto Firewalls
6. Sonicwall Firewalls
6. Linux Servers
7. Synology NAS
▶︎ CERTIFICATIONS:
✅ CCNP
✅ CCNA Security
✅ Lean Six Sigma Yellow Belt
▶︎ WHY CHOOSE ME?
Proven track record of delivering high-quality network solutions.
Extensive experience with a variety of network technologies and platforms.
Committed to providing exceptional service and support to ensure your network's success.
Cisco Router
Microsoft Azure
Cisco ISE
Cisco Certified Network Associate
Cloud Engineering
Ansible
Troubleshooting
Cloud Implementation
Cisco Meraki
Cisco Certified Internetwork Expert
Cisco WLC
Cisco IOS
Cisco ASA
Cloud Architecture
Amazon Web Services
Waqas Q.
Islamabad, Pakistan
$35/hr
4.9
37 jobs
Top Rated Plus IT Professional with 15+ years of enterprise experience helping businesses design, troubleshoot, secure, and optimize networks, Microsoft 365 environments, Windows servers, VPNs, and cloud infrastructure.
I have worked with leading organizations including Accenture, Hewlett Packard (HP), Cisco, and Australian Managed Service Providers such as BaseHost, MACIT, and Easy Internet Services, supporting businesses ranging from small offices to large enterprise environments.
I specialize in helping businesses keep their IT infrastructure secure, reliable, and running efficiently through proactive support and practical solutions.
Core Expertise
Managed IT Services (MSP)
Level 1–3 Help Desk Support
Microsoft 365 Administration
Active Directory & Entra ID
Windows Server Administration
Windows 10/11 & macOS Support
User Onboarding & Offboarding
VPN Configuration & Troubleshooting
Printer & Peripheral Support
Remote Desktop Support
Email Migration & Administration
Networking
Cisco Routing & Switching
Enterprise Wireless (Cisco & Aruba)
VLANs, STP, OSPF, BGP
VPN & Site-to-Site Connectivity
Firewall Configuration
DNS, DHCP & TCP/IP
Cisco Meraki
Network Troubleshooting
Network Documentation
Cloud & Infrastructure
Microsoft 365
Exchange Online
SharePoint
Teams
Intune
Azure Fundamentals
Google Workspace
Virtual Machines
Backup & Disaster Recovery
Automation
Python for Network Automation
Ansible
Network Monitoring Scripts
Configuration Automation
Operational Reporting
Process Automation
Services I Offer
✔ Microsoft 365 Administration
✔ Windows & macOS Support
✔ Active Directory & Entra ID
✔ Network Troubleshooting
✔ VPN Setup & Support
✔ Cisco Networking
✔ Firewall Configuration
✔ Python Network Automation
✔ WordPress Support
✔ Technical Documentation
✔ Remote IT Support
Cisco Router
VPN
Python
Virtual LAN
IPv6
ITIL
JNCIA-Junos
Network Engineering
Cisco IOS
Aruba
Ansible
Juniper
Cisco Certified Network Associate
Yun P.
Littleton, Colorado
$55/hr
4.6
8 jobs
I am a CCIE-certified Network Engineer with over 14 years of experience designing, upgrading, and supporting on premise and hybrid enterprise network infrastructure across healthcare, financial services, professional services, public sector, and managed services environments.
My background is rooted in deep hands-on expertise across routing and switching, data center networking, WAN architecture, and advanced troubleshooting in complex, multi-vendor environments. I have worked extensively with platforms including Cisco, Palo Alto, Infoblox, Arista, and Juniper.
Throughout my career, I have led large-scale remote and hybrid deployments, stabilized critical network environments, and improved uptime, performance, and scalability across both data centers and distributed enterprise systems. I bring a strong ability to partner cross-functionally with infrastructure, security, and operations teams to deliver resilient, high-performing network solutions.
CORE COMPETENCIES:
★ Data Center Architecture
★ Routing & Switching
★ SD-WAN
★ Network Security
★ WAN Architecture
★ Infrastructure Modernization
★ Advanced Troubleshooting
★ Cisco Nexus & Catalyst
★ Palo Alto / Fortinet Firewalls
★ Infoblox
★ BGP / OSPF / EIGRP
★ MPLS / DIA
★ Network Automation (Ansible)
★ High Availability & Resiliency
★ Leaf & Spine / Core & Distribution & Access
TOOLS:
Cisco IOS | Cisco NX-OS | Cisco Nexus (9000/7000/5000/2000) | Cisco Catalyst | Cisco ACI | Arista EOS | Juniper MX/EX | ArubaOS | Nokia OS | Cisco Meraki | BGP | OSPF | EIGRP | vPC | STP | VDC | VXLAN | EVPN | NAT | QoS | Multicast | VRF | DMVPN | IPsec | HSRP | VRRP | GLBP | LACP | LLDP | CDP | Cisco Catalyst SD-WAN | Viptela SD-WAN | SilverPeak SD-WAN | MPLS | DIA | Metro Ethernet | Palo Alto | Fortinet | Cisco ASA | Cisco ISE | Cisco DNA | Wireshark | Ansible | TCL Shell | Python | SecureCRT | PuTTY | ServiceNow | Microsoft Teams | Zoom | Webex | Outlook | Visio
CERTIFICATIONS:
CCIE Routing & Switching #51201 | CCNP | CCDA | MCSE
Cisco ACI
Cisco Router
Network Design
Network Architecture
Network Engineering
Network Planning
Network Security
Network Monitoring
Network Equipment
Network Traffic Analysis
Wide Area Network
Local Area Network
Wireless Network Implementation
Cisco Certified Internetwork Expert
Cisco Meraki
Cisco WLC
Cisco ISE
Network Administration
Palo Alto Firewalls
Cisco Certified Network Professional
Kevin B.
Chicago, Illinois
$150/hr
5.0
115 jobs
✨🥇🏆 - I help businesses design, deploy, secure, and optimize IT infrastructure. With experience across networking, virtualization, cloud platforms, Microsoft technologies, and cybersecurity, I can step into existing environments, solve complex technical challenges, or build new infrastructure from the ground up.
🏆🥇✨ - My background includes working with enterprise and SMB environments, delivering everything from infrastructure migrations and platform upgrades to security improvements and performance optimization. I focus on implementing solutions that are secure, scalable, and aligned with project goals.
👉 My expertise includes:
✅ - Networking: Cisco, Meraki, UniFi, VLANs, VPNs, routing, switching, wireless deployments, and network troubleshooting.
✅ - Cybersecurity: SonicWall, Palo Alto, Fortinet, Cisco, firewall configuration, VPNs, access control, network hardening, and security best practices.
✅ - Virtualization: VMware vSphere, Citrix Virtual Apps & Desktops, Citrix MCS, PVS, App Layering, XenServer, Microsoft Hyper-V, VDI deployments, and server migrations.
✅ - Microsoft Technologies: Windows Server, Active Directory, Group Policy, DFSR, WSUS, Microsoft Exchange, Microsoft 365, Microsoft Entra ID (Azure AD), and PowerShell automation.
✅ - Storage & Infrastructure: Dell EMC, Pure Storage, SAN deployment, disaster recovery planning, and infrastructure modernization.
✅ - Systems Engineering: Server deployment, cloud migrations, performance tuning, infrastructure upgrades, automation, and complex troubleshooting.
🥇 - I believe technology should solve problems, not create them. My approach is straightforward: understand the objectives, identify the right solution, and deliver high-quality work with clear communication throughout the project. Whether it's a migration, virtualization deployment, network redesign, cloud implementation, security hardening, or resolving a complex infrastructure issue, I focus on delivering results that meet the agreed scope and timeline.
🥇 - If you need an experienced infrastructure engineer for a well-defined project, I'd be happy to discuss your requirements.
Firewall
Network Security
Network Administration
Microsoft Active Directory
Citrix
Cisco Meraki
VMWare
Server Virtualization
Storage Area Network
Ubiquiti
Hosting Setup
Cloud Migration
Email Security
Office 365
Fortinet
GoDaddy
Microsoft Hyper-V Server
Palo Alto Firewalls
WiFi
Microsoft Azure
Neelam C.
Jaipur, India
$20/hr
4.4
30 jobs
I aspire to contribute to an organization that recognizes my strengths, enhances my skills, and fosters professional growth in the field of networking. With around 10 years of experience in the IT industry, I bring expertise in networking, wireless technologies, security, and SD-WAN.
As a versatile and adaptable professional with over a decade of experience in the private sector, I have extensive hands-on knowledge of routers, switches, firewalls, and a broad range of networking solutions. My technical proficiency covers Cisco Nexus Switches, Cisco Meraki devices, Cisco Wireless, Cisco Prime, Cisco WAAS, Aruba Wireless, Aruba ClearPass (CPPM), Aruba Central, Aruba Gateway, Palo Alto Firewalls, Panorama, Prisma SD-WAN, Fortinet products (FortiGate, FortiSwitch, FortiAP, FortiExtender, FortiManager, FortiAnalyzer, FortiCloud), F5 BIG-IP, Silver Peak SD-WAN, Ubiquiti UniFi solutions, Cradlepoint, VMware Cloud, OpsRamp, MS Visio, ServiceNow, and various network-related projects.
I am a dedicated, motivated, and adaptable professional with a positive attitude, strong problem-solving skills, and a commitment to maintaining high professional standards. My ability to quickly grasp new technologies, communicate effectively, and take on challenges allows me to work independently or as part of a team.
Technical Expertise
Routing
OSPF, EIGRP, eBGP, iBGP, VRF, Static & Dynamic Routing, Cisco Routers, Cisco Meraki Appliance, Cisco WAAS, Ubiquiti UniFi Gateway
Switching
VLANs, Port Security, Trunking (802.1q), EtherChannel, VTP, STP, MST, RSTP, PVST
Inter-VLAN Routing, CEF, HSRP, VRRP, GLBP, PoE, SPAN, MAC Table, VSS, vPC, Flex-Link
Cisco Catalyst & Nexus Switches, Cisco Meraki Switches, Ubiquiti UniFi Switches
Security
Policy-based & Route-based VPN, AAA, ACLs, Cisco ASA, FortiGate, Palo Alto Firewalls, Sophos Firewalls
Panorama, Aruba CPPM, Aruba Gateway, Cisco Meraki Firewall (L2/L3 Security), NAT, SD-WAN
IP Source Tracking, OpenVPN, pfSense Firewall, UniFi Gateway
Wireless
Cisco Wireless LAN Controller (WLC), Cisco Prime, Cisco DNA, Cisco Meraki, Aruba Central
Aruba WLC, Aruba CPPM, WLAN, Cisco AP, Cisco Meraki AP, Aruba AP, Mist AP, UniFi AP
Network Monitoring & Tools
ServiceNow, OpsRamp, Remedy, JIRA, ScienceLogic, SolarWinds
Certifications & Professional Qualifications
Cisco Meraki Solutions Specialist (ECMS)
CCIE Enterprise Infrastructure
Managing Campus Networks with Aruba Central
Cisco Meraki Network Associate (CMNA)
Aruba Mobility Fundamentals
Palo Alto Networks Certified Network Security Engineer (PCNSE)
NSE 1/2/3/4 Network Security Associate
Silver Peak Technical Sales Professional, Silver Peak SD-WAN
Cisco Certified Network Associate (CCNA)
Firewall Vendors:
Cisco (Cisco ASA, Firepower, Meraki MX)
Palo Alto Networks (PA-Series, Prisma Access, Panorama)
Fortinet (FortiGate, FortiManager, FortiAnalyzer)
Check Point (Quantum Security Gateway, Harmony)
Sophos (XG Firewall, SG UTM)
WatchGuard (Firebox Series)
SonicWall (NSA, TZ Series)
Juniper Networks (SRX Series)
Barracuda (CloudGen Firewall)
Zscaler (Cloud Security)
Forcepoint (Next-Gen Firewall)
Hillstone Networks (A-Series, X-Series)
Huawei (USG Firewall)
Sangfor (NGAF – Next-Gen Application Firewall)
F5 Networks (BIG-IP Advanced Firewall)
McAfee (Trellix) (Network Security Platform)
Cyberoam (UTM Firewall)
Netgate (pfSense)
Ubiquiti (UniFi Security Gateway)
DrayTek (Vigor Security Firewalls)
Lancom (R&S Unified Firewalls)
GajShield (Next-Gen Firewall)
Versa Networks (SASE & SD-WAN)
Cato Networks (SASE)
Hillstone Networks (Next-Gen Firewall)
OPNsense (Open-source Firewall)
Clavister (Secure SD-WAN & Firewalls)
ZYXEL (ATP, VPN, USG FLEX Firewalls)
Perimeter 81 (Cloud Firewall & SASE)
Networking Vendors
Cisco (Catalyst, Nexus, ISR, ASR, Meraki)
Aruba (HPE) (Aruba Central, ClearPass, Instant APs, Switches)
Juniper Networks (EX, QFX, MX Series)
Extreme Networks (Summit, VSP, Fabric)
Hewlett Packard Enterprise (HPE) (FlexNetwork, Aruba Switches)
Brocade (Now Broadcom) (ICX, MLX Series)
Ubiquiti (UniFi Switches, Dream Machine, EdgeMax)
MikroTik (RouterBOARD, Cloud Core Router, Switches)
Dell EMC Networking (PowerSwitch, VxRail)
TP-Link (Omada, JetStream Switches)
Huawei (CloudEngine Switches, NetEngine)
Netgear (ProSAFE Switches, Orbi, Insight Managed)
Nokia Networks (Service Routers, AirScale)
Zyxel Networks (Nebula, GS Switches)
Ruckus Networks (CommScope) (ICX Switches, SmartZone)
Ciena (Blue Planet, Adaptive Networks)
Broadcom (StrataXGS Switches, Tomahawk)
Arista Networks (CloudVision, EOS Switches)
Radware (Alteon Application Switches)
Cradlepoint (NetCloud SD-WAN, Wireless Routers)
Silver Peak (HPE) (SD-WAN EdgeConnec
Silver Peak (HPE) (SD-WAN EdgeConnect)
Cato Networks (SASE & SD-WAN)
Versa Networks (SD-WAN, Secure Networking)
With my extensive experience and deep technical expertise, I am confident in my ability to deliver effective networking, security, and cloud solutions while continuously adapting to new technologies and industry trends.
Cisco
Cisco Router
Cisco Meraki
Network Engineering
Aruba
Network Administration
Network Security
Fortinet
Computer Network
Cisco Certified Network Associate
Palo Alto Firewalls
Engineering & Architecture
SonicWall
UniFi
Ubiquiti
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