Network & Security Engineer

MER Group is looking for a hands-on Network & Security Engineer to design, implement, maintain, and troubleshoot networking and information security solutions in diverse customer environments.Responsibilities:- Design, deploy, and maintain network and security infrastructures.- Configure and manage Firewalls, VPNs, and Routing & Switching (L2/L3).- Troubleshoot complex network and security issues.- Perform upgrades, migrations, and changes in customer environments.- Prepare technical documentation (HLD/LLD) and network diagrams.- Work with monitoring systems and provide technical support to customers.דרישות:- At least 3 years of hands-on experience in networking and information security.- Proven experience with enterprise Firewalls (Check Point, Palo Alto, Fortinet, Cisco, Juniper, etc.).- Experience with VPN, Routing & Switching, TCP/IP, and L2/L3 networks.- Experience working in Data Center environments.- Strong troubleshooting and problem-solving skills.- Experience with HLD/LLD documentation and Microsoft Visio.- Good English proficiency and strong customer service skills.- Ability to work independently and as part of a team.Advantages:- Experience with Windows Server, Active Directory, Microsoft 365, and virtualization (VMware/Hyper-V).- Knowledge of DNS, DHCP, EDR, NAC, and monitoring systems.- Relevant networking/security certifications.- Valid security clearance.ניסיון: 3-4 שנים