Certified Network Security Engineer with 5+ years of experience, I specialize in protecting networks and systems from potential threats and ensuring the integrity of your data. My passion for cybersecurity drives me to stay ahead of the latest trends and threats, allowing me to implement robust solutions tailored to your need.
I have a proven track record of enhancing security postures through:
✅ Threat Analysis: Conducting comprehensive risk assessments to identify vulnerabilities and threats.
✅ Security Architecture: Designing secure infrastructure, including firewalls(Cisco, Palo Alto, Fortinet), intrusion detection systems, VPN, and secure application development practices.
✅ Endpoint Security: Specialize in securing endpoints across network by implementing Antivirus, Device Management, and real time threat detection.
✅ Incident Response: Leading incident response efforts to mitigate breaches, minimize damage, and conduct thorough investigations.
✅ Data Loss Prevention: To safeguard sensitive information and ensure compliance with data protection regulations.
✅ Cloud Security: To safeguard and protect cloud infrastructure by implementing robust solutions to protect from any potential threat.
✅ Security Awareness Training: Educating teams on best practices to cultivate a security-first culture.
✅ Network Monitoring: To implement Network Monitoring tools (Data Dog, Nagios, Solarwinds, Zabbix, PRTG) to ensure the availability of infrastructure.
What you should expect when you hire me
• 👉 Working until you are satisfied
• 👉 Available 24/7
• 👉 On-Time Delivery
• 👉 Willing to go the extra mile
I’m looking forward to our long-term relationship!
Firewall
Network Security
VPN
Windows Server
Amazon
Information Security
Database
Security Testing
Linux System Administration
Docker
SOC 2
Data Center Operations
Data Protection
Cloud Security
Yasir A.
Dubai, United Arab Emirates
$90/hr
5.0
21 jobs
I am Cisco Dual CCIE (Routing & Switching, Service Provider, DC(in process) Network professional with demonstrable experience in the design and delivery of Enterprise, DC, Service provider, and AI/ML Training DataCenter Networks.
I have also worked on AI Architect roles for customers are who are looking to determine hardware requirements for AI training systems, Architect enhancements required for efficient training of AI models, Scale-Out and Scale-Up Architectures, based on Cisco and Arista AI enhanced Spine & Leaf SW.
I have considerable experience in SD-WAN deployments including Cisco iWAN, Cisco Viptela, Velocloud.
I have deployed projects based on Cisco ACI, DCNM, NDFC, and Manual VXLAN Fabric from Cisco, Arista.
I am an advocate of Automation in Network deployment and Operations and have significant commercial Python and Ansible experience.
I am also Network Security Expert, have deployed multiple projects in DC, Cloud, or private Colo with Palo Alto Firewalls, Fortinet, Cisco Firepower, Juniper Firewall with BGP, S2S VPNs, IPS, NAT, Policies and remote-access deployments.
Certifications:
Cisco:
CCIE Routing & Switching (26003)
CCIE Service Provider
CCIE DataCenter (Written)
CCDE Written, CCNP, IOS XR Specialist.
Splunk:
Cert-57763 Splunk Certified Knowledge Manager, Admin, Power User
Cloud:
AWS Certified Solution Associate (Exam Pending)
Skills (Expert Level):
Software Defined Data Center:
Cisco ACI :
Capacity Planning, Design, Deployment
Migration of existing DC to ACI (Brownfield, Greenfield)
Migrating WAN Services to ACI, L3out
Automation the Migration with the help of Ansible
Implementing Multi-Pod or Multi-site ACI
Cisco ACI and Vmware VMM integration
Cisco VXLAN, Single Fabric, Multi Pod Fabric and Multisite Fabric Design, CLI, Nexus Dashboard, NDFC
Arista EVPN VxLAN
Cumulus Linux and White Box Switches
Vmware NSX-T
IP/MPLS/WAN:
Cisco SD-WAN, Viptela/Velocloud Deployments and Troubleshooting
IOS, IOS XR, NX-OS, JunOS, SROS.
Cisco Nexus Platform, CRS, ASR9K, Cisco Adaptive Security Appliance (ASA) 55xx.
OSPF, BGP, Fabrickpath, MPLS, Multicast, EVPN.
Cisco SD-Access SDA DNA Center
Splunk:
Analyzing the customer requirements
Design and implementation of Splunk Architecture
Creating Reports and Dashboard according to the requirements
Troubleshooting the Splunk operations and scalability issues
Security:
Configuration and Troubleshooting Palo Alto, CheckPoint, F5 Appliances, Fortinet, Cisco Firepower Hardware Appliances or Cloud in Azure, AWS.
Network Automation and Programmability with CI/CD
Python
JSON, XML, YAML
Ansible
Jenkins
Git
Network Equipment
Network Security
VPN
Cisco WLC
Palo Alto Firewalls
AWS Systems Manager
Cisco ACI
Data Center Operations
Data Center Design
Cisco Certified Internetwork Expert
Cisco Router
Cisco Certified Design Expert
Data Center Migration
Network Design
Virtual LAN
Muaaz E.
Dubai, United Arab Emirates
$10/hr
5.0
3 jobs
Resourceful, analytical & detail-driven individual capable of
completing multiple projects with competing deadlines. Aggressive
in identifying & resolving inefficient operational processes.
Strong team member, able to motivate crews to achieve optimal
production rates while maintaining high safety methods & practices.
Reliable follow-through skills, fulfilling all Network Engineering
Management from field activities. Clear communicator, both
oral & written. Interpersonal skills interface effectively with coworkers,
management & customers. Excel in unpredictable & hectic
environments. An enthusiastic Network infrastructure & Unified
Communication Engineer with the necessary drive & determination
needed to resolve complex networking issues. Possessing effective
organizational skills & excellent working knowledge of networking
technologies, data communication, & networking enriched with
various IT Infrastructure & Customer Experience management
skills.
Computer Network
Network Administration
Network Security
Penetration Testing
Security Assessment & Testing
Network Penetration Testing
Cybersecurity Tool
Network Design
Security Testing
Information Security Consultation
Email Security
FortiGate Firewall
Palo Alto Firewalls
Cisco Certified Internetwork Expert
Cisco ASA
Amitkumar S.
Sharjah, United Arab Emirates
$30/hr
5.0
22 jobs
With over 13 years of hands-on experience in the Network & Security domain, I specialize in designing, implementing, and supporting secure, scalable, and high-performance network infrastructures — both on-premises and in the cloud (AWS & OCI).
Whether you're looking to secure your perimeter, optimize your cloud network, or troubleshoot complex firewall and VPN issues, I deliver tailored solutions that meet enterprise-grade standards.
🔧 What I Can Do for You:
🔐 Firewall & Security Configuration
FortiGate, Palo Alto, Sophos, Cisco ASA, Checkpoint, PFsense
FortiWeb, F5 LTM, ASM, APM, Algosec
Security policies, NAT, BGP, VPN, IPS/IDS
🌐 VPN & Remote Access
Site-to-Site, Remote VPN, OpenVPN, SSL VPN, Zerotier
Multi-site secure connectivity
VPN failover and redundancy
🔄 Routing & Switching
BGP, OSPF, Static Routing, VLANs, STP, MPLS
Cisco Routers & Switches, FortiSwitches, MikroTik
☁️ Cloud Network & Security (AWS & OCI)
VPC/VCN setup, Transit Gateway, DRG, VPN, Peering
Route53, DHCP, NACLs, Security Groups
Load Balancers (ALB, NLB, CLB), IGW, NGW, PrivateLink
Cloudfront, Cloudflare, DNS Load Balancing
🛡️ Cloudflare Services
DNS setup (A, CNAME, TXT, SPF, NS, ALIAS)
SSL (Universal, Custom, Advanced)
WAF rules, DDoS protection, Geo-blocking
Redirects, performance tuning, hostname monitoring
💼 Why Choose Me?
✅ 13+ Years of Experience
✅ Multi-vendor & Multi-cloud Expertise
✅ Certified & Reliable
✅ Clear Documentation & Post-Project Support
✅ Available for One-Time Projects or Long-Term Engagements
Thanks & Regards
Amit Shukla
Sr. Cloud Network & Security Engineer
Firewall
Network Administration
Network Security
VPN
Cisco
FortiGate Firewall
Palo Alto Firewalls
Multiprotocol BGP
OSPF
Network Design
Web Application Firewall
Cloudflare
Amazon Web Services
Fortinet
Email Deliverability
Johar A.
Sharjah, United Arab Emirates
$40/hr
5.0
89 jobs
EXPERT-ENGINEER | TOP RATED Network & Security Expert with 100% JOB SUCCESS.
👌 A HIGHLY SKILLED NETWORK ENGINEER in Upwork. Specialized in modern technologies engineering aspects with a wide range of analytical, configure, administer, manage, and troubleshooting skills.
🥇 Here are the certifications that I have:
✔️• NSE 1 (FORTINET Network Security Expert) Certified.
✔️• NSE 2 (FORTINET Network Security Expert) Certified.
✔️• NSE 3 (FORTINET Network Security Expert) Certified.
✔️• NSE 7 (FORTINET Network Security Expert) Certified.
✔️• CCNA (CISCO Certified Network Associate) Security Certified.
✔️• CCNP (CISCO Certified Network Professional) Security Certified.
✔️• INTEL Data center Certified.
✔️• HCIE (Huawei Certified ICT Expert) R&S (Datacom) Certified.
✔️• AZ-303 (Microsoft Azure Architect) Certified.
Tools: ZenDesk, FreshDesk, Jira, Service-Now, Orion. Whatsup Gold, Solarwind
💥 I take up projects and responsibilities only when I am confident and only when I can provide 100% satisfaction for my client.
+ 5 years experience as Senior Network Engineer / Network Architect
+ 2 years experience as Team Lead
Solutions focused meticulous and result in oriented Senior Network Engineer professional offering above 10 years of a successful career in IT & Telecom arena distinguished by commended performance and proven results.
Network Engineering Key Qualifications:
✅ Deep understanding of Routing protocols and Overlay - EIGRP, OSPF, IS-IS, BGP, MP-BGP, VRF, Multicast, AnyCast, MPLS, L2VPN, L3VPN, MPLS-TE, RSVP, LLDP, DSCP/QoS, VXLAN, eVPN, SD-WAN, SDA, ACI, DNA Center
✅ Experience with Routing & switching platforms - Cisco Router ASR9K, ASR1K,CRS, NCS, 7500, 7600, 7200, CSR, 3900, 2800, Catalyst 9200, 9300, 9400, 9500, 9600, 6500, 6800, 6500, 4510, 4948, 3850, 3700, 3560, 2960, Nexus 9K (NX-OS, ACI) , 7k, 5k, 3k, 2k, Cisco ASA55xx, FTD, FMC, Juniper QFX5100, QFX5110, EX 9200, 4500, 4300. 3300, 2200, SRX)
✅ Knowledge of Wireless standards and protocols - WPA/WPA2, 802.1x, 802.11a/b/g/n/ac/r/k, CAPWAP, RMM, WMM, X.509, CA Authority, MDM, AAA, Kerberos, Captive Portal, Guest Access, Posturing, Profiling, DACLs, PACLs
✅ Experience and deep understanding of AAA appliances - Cisco ISE, Cisco Unified Computing System UCS B Serious, UCS C Serious, Cisco WAAS, ACS, NAC, AAA, Single Sign-On.
✅ VCF and NSX-T Architecture and Design. Focused virtualization Full Stack SDDC and VCPP also I am practicing NSX-V, NSX-T, Multi-Tenancy Architecture, vCloud Director, vCloud Availability, vRealize Suite, vSAN, VXRAIL, Horizon View, Physical SAN storages (iSCSi, Fibre Channel) and Velocloud (SD-WAN)
✅SD-WAN. CISCO ACI SDN SPECIALIST
✅ Proven track record of excellence in analyzing business requirements to develop technical network solutions and their
framework; Leadership role on network infrastructure projects to design and architect large-scale networks.
✅ Instrumental in developing architectural strategy, including technology standardization and modernization of enterprise,
data center, and disaster recovery network infrastructures.
✅ Adroit in writing reference architectures and strategic roadmaps for network & network security technologies, and
solution architectures for various infrastructure initiatives
✅ Synchronize with other Architects in designing solutions that are reusable, quick to market, and lower the total cost of
ownership.
✅ Highly articulate, demonstrating exceptional relationship building, communication, analytical and interpersonal skills.
✅ Specialized Cisco ISE infrastructure deployment administration and operations as well as extensive experience dot1x configuration and troubleshooting for wired and wireless network. Wired and wireless guest portal deployment expert..
✅ Extensive experience configuring and troubleshooting AnyConnect User tunnels and Management tunnel by using certificate and ISE for authorizing the group policies along with Hostscan and posture predeploy module.
💥Joint adventure with a partner that provides popular cloud expertise as following;
✅ Amazon Web Services (AWS)
✅ Microsoft Azure
✅ Huawei Cloud
✅ Google Cloud
✅ Alibaba Cloud
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