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A.K.M. Tohidur R.

@touhidecevw

annual-level-three.svgverified-v2.svgpreferred-freelancer-v3.svg
4,9
105
6,3
6,3
99%

Network & System Specialist|CCNP|Fortinet|RHCE|CEH

$60 USD / Time
Flag for
Bangladesh (1:50 PM)
Tilmeldt maj 23, 2011
$60 USD / Time
✅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.
Verifikationer
Til tiden
98 %
Indenfor budgettet
90 %
Accept andel
90 %
Genansættelse andel
7 %

Portfolio-mappe

Portfolio-mappe

11505435
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11190237
11168154
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11505435
11505417
11505405
11190237
11168154
11167615
Ændringer gemt
4.9 · 105 Reviews
Bedømmelser
C
Extremely qualified and professional. Perfect job. I will certainly continue to work with him.
Amir S.
@cap10000
Flag for
Waterloo, Belgium
3 dage siden
Del
E
Tohidur is amazing! He immediately set up a VPN to a server and cameras on my home network within a few hours of posting the project. He worked with me to answer questions and is skilled at using several different modes of communication if one isn't working I've had several good experiences on freelancer and this was the best! Highly recommended Hardware/software: Unifi, QVR, QNAP, Wiregaurd, Anrdoid.
Carlos G.
@Engr07
Flag for
Santa Fe, United States
8 dage siden
Del
S
It really very good experience and committed delivery time.
Salman S.
@salmans037
Flag for
Multan, Pakistan
10 dage siden
Del
M
Best ever experience. great knowledge and Quick Response. Recommended
Mohsin H.
@mohsinh63
Flag for
Riyadh, Saudi Arabia
12 dage siden
Del
S
Office SoftEther VPN Setup ₹4.000 INR
thanks for quick delivery
Manthan P.
@s2cindia
Flag for
BANSWARA, India
14 dage siden
Del
Erfaring
Assistant Manager(ICT)
jun., 2021 - Til stede
3 år, 5 måneder
Power Sector
jun., 2021 - Til stede
3 år, 5 måneder
Currently Working as System, Network, and System Administrator in charge of the infrastructure, virtual & Physical server, and a firewall. Main key responsibilities include network configuration, troubleshooting, virtualization, server management, system administration, and strategic planning. Hand-on experience: 1. Wide range of Cisco Routers, Switch, & Next Generation Network 2. Security administration (Fortgate and CISCO ASA, firewall configuration, customization, and troubleshooting), etc.
jun., 2021 - Til stede
3 år, 5 måneder
Network Engineer
nov., 2019 - jun., 2021
1 år, 7 måneder
IDLC Finance Limited
nov., 2019 - jun., 2021
1 år, 7 måneder
Hands-On experience : 1. Extensive experience with Fortinet Security Fabric, including FortiGate Firewall, FortiGate VM virtualization, FortiAnalyzer, FortiClient, and FortiClient EMS. 2. Skilled in configuring and maintaining network devices such as Cisco, Mikrotik & Juniper Routers, and Nesux & Catalyst Switches. 3. Experienced in monitoring network performance, troubleshooting problems, and scheduling upgrades to optimize network performance
nov., 2019 - jun., 2021
1 år, 7 måneder
Network System Administrator
maj, 2018 - okt., 2019
1 år, 5 måneder
BRACNet Limited
maj, 2018 - okt., 2019
1 år, 5 måneder
1. Configuration, troubleshooting & monitoring of IP network a. Setting up Cisco routers and switches b. Routing protocols (OSPF, EIGRP, BGP) configuration c.Network security and firewall setup 2. Responsible for planning, designing, and implementing IP networks for corporate clients 3. Responsible for advanced enterprise wireless solutions using a wide range of wireless routers and access points
maj, 2018 - okt., 2019
1 år, 5 måneder
Uddannelse
Jahangirnagar University
2019 - 2020
1 år
Ms.c in Computer Science
Flag for
Bangladesh
2019 - 2020
1 år
Khulna University
2009 - 2013
4 år
B. Sc. in Electronics and Communication Engineering
Flag for
Bangladesh
2009 - 2013
4 år
Kvalifikationer
Cisco Certified Specialist - Enterprise Core
2019
Cisco
Earners of Cisco Certified Specialist - Enterprise Core have demonstrated knowledge of implementing core enterprise network technologies including dual stack (IPv4 and IPv6) architecture, virtualization, infrastructure, network assurance, security and automation
2019
Oracle Cloud Infrastructure 2019 Certified Architect Professional
2020
Oracle
An Oracle Cloud Infrastructure Certified Architect Professional has demonstrated hands-on experience and knowledge required to plan, design, implement and operate solutions on OCI. The abilities validated includes: Plan and design solutions; implement and operate solutions; Design, implement and operate databases; Design for hybrid cloud architecture; Migrate on-premises workloads to OCI; Design for Security and Compliance Up-to-date training and field experience are recommended.
2020
RHCE
2021
Red hat
RH-124: Red Hat Linux System Administration-I RH134 Red Hat System Administration II Red Hat Enterprise Linux Automation with Ansible (RH294)
2021
Udgivelser
Target detection performance of coherent MIMO radar using Space Time Adaptive Processing.
IEEE
Multiple-input-multiple-output (MIMO) radar is advantageous for target detection, parameters identification, and target classification due to waveform diversity and perspective. By taking the benefit of spatial diversity, MIMO radar system performance can be dramatically enhanced.
Certifikationer
P
Preferred Freelancer Program SLA
US English - Level 1
US English
F
Foundation vWorker Member
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