
Milyonlarca insan fikirlerini gerçeğe dönüştürmek için Freelancer'ı kullanıyor.
Önde gelen markalar ve start-up'lar tarafından güveniliyor
Projenizi ücretsiz olarak yayınlayın ve bugün çalışmaya hazır yetenekli freelancerlar ile bağlantı kurun. Teklifleri, değerlendirmeleri ve portföyleri karşılaştırın; yalnızca yapılan işten memnun kaldığınızda ödeme yapın.
~200 saniye
ilk teklife kadar
53+
proje başına teklif
10k+
Freelancer çevrimiçi
Ön ödeme gerekmez · yalnızca işten memnun kaldığınızda ödeme yapın

6,6
6,6
90%

El-Mokattam, Egypt
$25 USD saatlik
I’m a Senior Network & Security Engineer with 10+ years of hands-on experience designing, implementing, and migrating enterprise and service-provider networks. I specialize in Network Security, SD-WAN, routing & switching, enterprise wireless, and secure network architecture, helping companies modernize legacy networks, improve reliability, and reduce WAN costs. Core expertise: - Firewalls & Security: FortiGate, Palo Alto, Cisco ASA / Firepower IPsec & SSL VPN, site-to-site, remote access, policy design - Routing & Switching: Cisco ASR/ISR, Catalyst, Nexus (BGP, OSPF, EIGRP, IS-IS, MPLS, VLANs, STP, HSRP/VRRP) Enterprise LAN & campus design - LAN Switching (Multi-Vendor): Cisco, Meraki, HP, Aruba, FortiSwitch Access/core design, redundancy, QoS, segmentation - Enterprise Wireless: Cisco WLC & APs, Cisco Meraki Wi-Fi, Aruba Wi-Fi, FortiAP Coverage design, roaming, security, troubleshooting - SD-WAN: Fortinet SD-WAN, Cisco SD-WAN (Viptela), Cisco Meraki (hub-and-spoke, MPLS + Internet, segmentation, HA, traffic steering) - Cloud & Hybrid Networking: AWS / Azure / GCP Site-to-site VPN, routing integration - Network Automation: Python Certifications: CCIE Enterprise Cisco Certified Specialist – Enterprise SD-WAN Implementation CCNP Data Center CCNP Security Juniper JNCIA-Junos, JNCIA-Cloud If you share your current setup and goal, I can propose a clear and practical solution.

7,0
7,0
99%

Dhaka, Bangladesh
$60 USD saatlik
✅As a highly skilled and experienced network and system administrator with over 11 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete solutions for designing, configuring, automating, and managing network and system projects. My proficiency in using simulation software such as Packet Tracer and GNS3, as well as real-life network and system devices, make me a valuable asset for any project. My few hands-on experiences is : ✅Network Design by MS Visio, Cisco packet tracer, GNS3, and EVE-NG ✅Netacad CCNA and CCNP packet tracer Labs activities, projects design and solution ✅Cisco routers, switches, FTD, FMC, and ASA firewalls. ✅WatchGuard, Palo Alto, CheckPoint Firewall, SonicWall, Fortigate, pfSense, OPNsense, Huawei firewalls. ✅Unifi Enterprise Fortress Gateway, Ubiquiti UDM Pro, Unifi Cloudkey, USG UniFi Firewall , Security Gateway, Switch, and AP devices ✅ Netgear, Huawei, Aruba switch, DrayTek router, TP-Link and others vendor wireless router configurations. ✅Cisco, Tp-Link, Aruba, Fortinet, Ubiquiti, Planet, Huwei switch configurations. ✅MikroTik Routers and switch configuration ✅ SNMP monitoring configuration: Observium, Librenms, Cacti, Nagios core ✅ Cloud Administrator: Azure, AMAZON AWS , Google GCP, OVH Cloud and Digital Ocean, Contabo ✅Hyper-V, VMware ESXi, VMware Workstation, VirtualBox, KVM, and Proxmox. ✅Ubuntu, Red Hat, CentOS, Debian, openSUSE, and Kali Linux distributions. ✅Windows server administration , Active Directory management, Exchange Server administration, DNS configuration ✅Servers: HP Proliant Servers, Dell/EMC Servers, IBM ✅VLSM/subnetting of small to large enterprises ✅VLANs, Inter-VLAN routing, VTP, CDP, Ether-Channel(LACP, PAGP) ✅DHCP, NAT/PAT configuration and IP helper address ✅static and Dynamic Routing protocols (RIP, OSPF, EIGRP, BGP) configuration ✅Layer-3 Redudent/backup links Using HSRP, VRRP ✅Port security, ACL( access list) configuration ✅Network troubleshooting and optimization ✅VPN Configuration Expert (GRE , SSL, IPSEC, PPTP, OpenVPN & DMVPN) ✅Network automation script for any Cisco and FortiGate devices using python ✅Overlay Networks VPN Expertise: Proficient in configuring and managing various overlay network VPNs, including ZeroTier, Tailscale, WireGuard, SoftEther VPN, Netbird , Netmaker, OpenVPN Cloud, I, Twingate and PeerVPN for secure, scalable, and decentralized networking, enabling seamless remote access, team collaboration, and encrypted communications across distributed systems. ✅Cisco Duo: MFA, 2FA, SSO, Identity Security Integration, Windows Logon, RDP, Microsoft AD, VPN Authentication.

5,6
5,6
100%

Karachi, Pakistan
$40 USD saatlik
I am an experienced technical Person working in the ICT sector with more than 18 experience, which includes network infrastructure designing, planning, implementation, Pre-Sales and Post-Sales with various network appliances and applications. I am motivated to succeed in everything that I do, I am an enthusiastic, reliable professional, with a proven record of accomplishment of working effectively as part of team and as an individual. I am hard working, highly technically skilled and possess a sharp mind with the ability to learn quickly and adapt readily to any situation. Furthermore, I have successfully completed some ICT certifications and Trainings in network and system domains. Which includes CCNP, CCNA, JNCIS-ER, JNCIA-ER, JNCIS-ES, MCSE, Aviatrix-MCNA, Fortinet-NSE-1 & 2 and RHCE training In addition, I have hand-on experience from pre-sales to implementation with many appliances and applications, for example, Juniper, Bluecoat, Brocade, Microsoft Windows, Linux, Free BSD, Cisco Firewalls, routers, switches, Sonicwall, Sophos, Fortigate, pfsense, Cacti. My working hours are from Monday to Friday between 11:00 AM to 9:00 PM (GMT +5), However you can still contact me in off-hours and I will get back to you as soon as possible.

4,2
4,2
100%

Trissur, India
$20 USD saatlik
I am an enthusiastic network engineer with the necessary drive and determination needed to resolve complex networking issues. Possessing effective organizational skills and excellent working knowledge of networking technologies and having a commitment to keep up to date with the latest developments. Experienced in providing motivation, guidance and a up to date networking consultancy service to both colleagues and clients. Now looking for a new and challenging network engineering projects, one which will make best use of my existing skills and experience and also further my development.

5,9
5,9
100%

Barranquilla, Colombia
$15 USD saatlik
Electronic engineer and Cisco CCNP specialist with 13 years of work experience as a network and telecommunication engineer in Oil & gas, construction and telecommunications companies designing, implementing, configuring, managing and supporting voice, video and data network, IT technologies as UHF radios, VPN, security devices (firewall), videoconference, access control and video surveillance systems.

4,9
4,9
100%

Ahmedabad, India
$20 USD saatlik
Description: 👨💻 IT Professional with 15+ Years of Expertise in Systems Administration, Cloud, and Security I am a seasoned Windows & Linux Administrator with extensive experience in managing servers, cloud platforms, and secure IT infrastructures. Over the past 14 years, I’ve successfully delivered projects involving virtualization, security hardening, and enterprise-grade system deployments. My focus is on creating secure, optimized, and scalable environments tailored to business needs. 🌐 Systems Administration 🛠️ Skilled in Windows Server (2022/2019/2016) and Linux administration. 📂 Experienced in Active Directory, NPS, NAS, DFS file sharing, and printer management. 🔧 Strong background in Dell server hardware, storage setup, and maintenance. 🔒 Security & Authentication 🛡️ Security assessments with Nessus and Qualys. 🔑 Implementation of certificate-based authentication and Radius servers. 🔒 Designed RDP with MFA solutions to secure remote access. 🚨 Hands-on experience with DNS/DNSSEC and Cloudflare for domain security. ☁️ Cloud & Virtualization 🌩️ Proficient in AWS, Azure, Google Cloud, and Office 365 administration. 💻 Expertise in Proxmox, VirtualBox, and Hyper-V clusters. 📦 Designed and deployed multi-VM Hyper-V clusters on Hetzner and OVH cloud, including 📡 Monitoring & Optimization 📊 Proficient in IPMonitor, PRTG, and Nagios Core for proactive system monitoring. 🖥️ Implemented alerting and dashboards to maximize uptime and performance. 🤝 Collaboration & Service Desk 📋 Experienced with Jira Service Desk for IT support management. 💬 Microsoft Teams administration for seamless organizational collaboration. 🔧 Troubleshooting Expertise 🛠️ Known for resolving complex IT issues quickly and effectively. 🔍 Strong skills in diagnosing root causes of outages and performance issues. Compliance : SOC 2, ISO 27001 and other 🌟 Recent Project Highlight: Hyper-V on Hetzner & OVH Cloud I recently completed a deployment of a Hyper-V cluster hosted across Hetzner and OVH cloud platforms. The project involved: 🔐 pfSense firewall for network segmentation. 🏢 Windows Domain Controller setup with Active Directory. 🌍 Hosting web servers for client-facing apps. 📂 DFS file sharing with replication. 💾 Veeam backup and disaster recovery plan. 🔑 RDP with MFA to secure remote access. This end-to-end solution delivered security, redundancy, and scalability, ensuring high availability for business-critical services. 💡 Why Work With Me? I deliver IT solutions that are: 🔒 Secure – with MFA, firewalls, and proactive vulnerability management. 🚀 Scalable – built on modern cloud and virtualization technologies. 📈 Reliable – with backups, monitoring, and performance tuning in place. Whether you need system administration, virtualization, cloud setup, or IT security hardening, I provide enterprise-grade solutions with a proven track record of success. 🚀 Let’s build a secure and resilient IT environment for your business.

4,2
4,2
100%

Sana'a, Yemen
$35 USD saatlik
Installing, Configuring & Troubleshooting of [ Palo Alto PCNSA | Fortinet NSE4 | Cisco CCNPx3 (R&S, Voice, Security) | VMware VCP | Prof. Experience of Sophos, Firepower, Juniper, AWS, Veeam, Citrix XenApp etc]

3,6
3,6
100%

tripoli, Libya
$35 USD saatlik
hello, I am a Cisco Certified Internetwork Expert CCIE#46063 R&S with a UK based education , I have 13 years of extensive IP networking experience, designing, implementing and supporting large service provider networks as well as enterprise networks

4,9
4,9
100%

Peterborough, United Kingdom
$250 USD saatlik
Continuous learning, problem solving and IP Networks are an inherent passion of mine. For the past 16 years, I have been engaged in multiple projects involving design, integration, scaling, installation, operation, migration and troubleshooting (occasionally breaking some) IP Networks. With a Service Provider hands-on background I spend the majority of my time as a consulting network architect in vendor agnostic environments focusing on WISP, ISP, Enterprise and Data Centre networks.
An SD-WAN expert is a network engineer who designs, deploys, and manages software-defined wide area networks that route traffic intelligently across MPLS, broadband, and LTE links. SD-WAN specialists help businesses replace legacy WAN architectures with policy-driven overlays that improve application performance, reduce bandwidth costs, and centralize network control.
Hiring a freelance SD-WAN engineer gives your business direct access to the architectural and operational expertise needed to migrate branch networks, integrate cloud workloads, and harden security at the edge. The work is strategic and technical — it touches routing, security, application delivery, and vendor selection in a single engagement.
A capable SD-WAN consultant typically delivers:
SD-WAN engineers work across the major vendor ecosystems, and most freelancers specialize in one or two. When you post a project on Freelancer.com, name the platform you are standardizing on so bidders can confirm hands-on experience.
Adjacent skills you should expect from a strong candidate include BGP and OSPF routing, IPSec and SSL VPN, firewall policy design, network segmentation, cloud networking on AWS Transit Gateway and Azure Virtual WAN, and packet capture analysis with Wireshark.
SD-WAN deployments are common in any organization with multiple branches or a distributed cloud footprint. Typical engagements include:
An SD-WAN expert should bring deep routing fundamentals, vendor-specific certification, and real deployment experience — not just lab familiarity. Look for these signals on the profile:
Sample interview questions you can copy:
Freelancer.com gives you access to a global pool of network engineers with hands-on experience across every major SD-WAN vendor. You can post a project on Freelancer.com describing your topology, vendor preference, and timeline, and receive competitive bids from certified specialists within hours. Clients set their own budgets and review verified profile data — certifications, completed projects, written reviews, and on-time delivery rates — before awarding the work. Whether you need a one-time architecture review or a long-term engineer to manage a multi-region rollout, the marketplace scale on Freelancer.com makes it straightforward to find the right match.
Ready to modernize your wide area network?
Hiring an SD-WAN engineer is straightforward when your brief is specific about vendor, topology, and scope. The clearer the technical context you provide, the more accurate and qualified the bids you will receive. Below are three steps to follow.
The brief is the single biggest determinant of bid quality. A vague request for "SD-WAN help" will attract generalists, while a specific brief naming the vendor, site count, and deliverables will surface engineers who have actually shipped the work. Head to the
Bids are short proposals, not just price quotes. A strong SD-WAN proposal shows the engineer has read your brief, understands your topology, and can articulate a sensible approach before any contract is signed. Use Freelancer.com's chat to ask clarifying questions before you shortlist.
The final decision combines proposal quality with profile evidence. For SD-WAN work, look for consistency across multiple completed network projects rather than one impressive deployment. Verified credentials and written client reviews carry significant weight for infrastructure engagements.
Timelines depend on site count, transport readiness, and vendor selection. A single-site proof of concept can be completed in days, while a multi-region rollout with hundreds of branches typically runs over several months and is broken into design, pilot, and phased cutover stages.
Yes. Many clients hire SD-WAN consultants for discrete engagements such as architecture design, vendor selection, a security review, or a single-site migration. You can also hire on Freelancer.com for ongoing managed support after the initial deployment is complete.
SD-WAN is a network transport and routing technology that optimizes how traffic moves between sites and to the cloud. SASE is a broader architecture that combines SD-WAN with cloud-delivered security services such as secure web gateway, CASB, and zero trust network access. Many SD-WAN experts also work on SASE rollouts.
A freelancer is the right choice when you have internal IT capability and need specialist expertise for design, migration, or troubleshooting. A managed service provider makes more sense if you want a vendor to operate the network long term. Many businesses use freelance SD-WAN consultants alongside their existing carrier or MSP relationship.
Yes, in most cases. Experienced SD-WAN engineers routinely integrate overlays with existing firewall platforms, edge routers, and cloud gateways. Share your current device inventory in the project brief so bidders can confirm compatibility.

Freelancer Enterprise
İşletmenizin daha fazla başarıya ulaşmasına yardımcı olmak için 89.5 milyonluk iş gücümüzden yararlanın.

Freelancer API
Yetenekli bulut iş gücümüzü kolayca entegre edebilecekken neden kişileri işe alasınız?
Bugün bir proje ilan edin ve yetenekli freelancerlardan teklifler alın
SD-WAN projelerinden ilham alın

Oyun.
9 gün içinde 50$ USD.

Ambalaj Tasarımı.
4 gün içinde 110$ USD.

Müzik Videosu.
12 gün içinde 300$ USD.

İç Tasarım
14 gün içinde 269$ USD.

Poster.
3 gün içinde 100$.

El İlanı Tasarımı.
1 gün içinde 15$ USD.

Konsept Tasarımı.
10 gün içinde 100$ USD.

Sosyal Gönderim.
6 gün içinde 50$ USD.
Küçük işletmelerden büyük şirketlere, girişimcilerden yeni girişimlere milyonlarca kullanıcı fikirlerini gerçeğe dönüştürmek için Freelancer'ı kullanıyor.
89.5M
89.5M
Kayıtlı Kullanıcı
25.8M
25.8M
İlan Edilmiş Toplam İş Sayısı