Hossein Rezaee Email and Phone Number
I'm an experienced technical professional in infrastructure networking and security. I have a deep passion for learning new technologies, especially in the field of networking and security. I started my career as a network professional about 9 years ago, working with Cisco equipment and Microsoft Windows Server, gaining a lot of experience along the way.Continuing this path, after gaining skills and experience in the field of network security, I have participated in various projects in the field of implementation of WAN and LAN network connections and their security.As a Network Security Engineer, I am passionate about staying abreast of the latest security trends, threats, and technologies. I enjoy collaborating with colleagues to develop innovative solutions to complex security challenges, and I pride myself on my ability to communicate technical concepts to non-technical stakeholders.Overall, I do my best to ensure the security of the company's information and the stability of network services, and I have demonstrated this throughout my career.
Douran Group
View- Website:
- douran.com
- Employees:
- 243
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Senior Network Security EngineerDouran GroupTehran Province, Iran
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Senior Network Security EngineerIran Petrochemical Commercial Company Jun 2021 - PresentTehran, Iran• Managed and configured Cisco and Fortigate firewalls, including VPN solutions and IPSEC tunnels for connecting global sites.• Set up and monitored the Exchange Mail Server with high availability (DAG) and implemented and upgraded Active Directory 2022.• Implemented and maintained routing and switching technologies (VLAN, OSPF, EIGRP, Ether-Channel) to optimize network performance.• Monitored network protocols and security policies to ensure data security and compliance. -
Senior Network Security ConsultantZarrin Gostar Raman Apr 2022 - PresentTehran Province, Iran• Configured and maintained Fortigate 200F as an edge firewall to secure external connections.• Established IPSEC tunnels between Fortigate 200F and Fortigate 60F to connect company offices.• Oversaw implementation and adherence to security protocols and resolved security incidents.• Managed Exchange Mail Server with high availability configuration (DAG) for stable company communication.• Coordinated and managed tasks within the IT department and collaborated with team members.
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Senior Network Security ConsultantKarafariniomid Fund Feb 2023 - Feb 2024Tehran, Tehran Province, Iran• Established IPSEC tunnels over GRE to securely connect 36 locations through Cisco routers.• Configured and managed Fortigate 200F as a core firewall in HA mode, implementing VDOM, zoning, NAT, and OSPF for network segmentation and security.• Monitored and adhered to security policies and conducted troubleshooting to maintain network stability. -
Senior Network & Services ConsultantApk Co. Ict Solutions & Security Consultancy Company May 2021 - Dec 2021Tehran, Tehran Province, Iran -
Senior Network & Service ExpertFanavagroup.Co May 2020 - May 2021Tehran, Iran• Established and managed new domain controllers based on the new network structure.• Implemented DNS and managed DNS communication between different domains.• Adjusted GPO structure and imported old policies into new domains.• Implemented Exchange Server for company communication.• Configured clusters for databases and integrated all databases to ensure data availability.• Hardened Microsoft services and Cisco devices to increase network security.• Published and maintained web services in FortiWAF to ensure the security of publicly accessible websites.• Reviewed and optimized routing protocols (OSPF, EIGRP) and made adjustments to enhance network security. -
Senior Network & Service ExpertAryahamrah Co. (Ahs) Feb 2016 - May 2020• Reviewed and optimized routing protocols and configured OSPF to improve network structure.• Optimized Layer-2 and Layer-3 structure and secured internal connections via IPSEC tunnels.• Integrated the company domain and adjusted the GPO structure for uniform security policies.• Configured and maintained SonicWall and Fortigate 200F firewalls for network segmentation and access control.• Implemented Splunk for centralized log management and monitoring network activities.• Implemented security protocols in the switching architecture (Spanning Tree, Port-Security, Port-Channel).• Maintained VMware infrastructure and adjusted virtual switch structure to distributed switch. -
Network AdministratorAcademic Center For Education, Culture & Research (Acecr) Mar 2015 - Feb 2016Vanak• Supported and managed Active Directory and email services to ensure user management.• Supported LAN and WLAN networks and monitored network security.• Maintained VMware infrastructure and performed basic configuration tasks.• Installed and maintained operating systems and handled hardware repairs.• Supported Kerio firewall to monitor user traffic and ensure access control.
Hossein Rezaee Skills
Hossein Rezaee Education Details
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Ershad UniversityInformation Technology
Frequently Asked Questions about Hossein Rezaee
What company does Hossein Rezaee work for?
Hossein Rezaee works for Douran Group
What is Hossein Rezaee's role at the current company?
Hossein Rezaee's current role is Senior Network Security Engineer.
What schools did Hossein Rezaee attend?
Hossein Rezaee attended Ershad University.
What skills is Hossein Rezaee known for?
Hossein Rezaee has skills like Network Administration, Network Security, Windows Server, Windows 7, Windows, Networking, Windows Xp, Cisco Technologies, Active Directory, Ccna, Tcp/ip, Operating Systems.
Who are Hossein Rezaee's colleagues?
Hossein Rezaee's colleagues are Mohammad Farazi, Sara Nikkhoo, Danesh Hassani, Mahsan Ghasemi, Naghmeh Naghavi, Jan Bag, Elaheh Ghasemzadeh.
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