استخدام Network Engineer
شرح موقعیت شغلی
We are seeking a highly skilled Senior Network Engineer to design, secure, and support our enterprise network infrastructure. The ideal candidate brings strong expertise in Cisco technologies (NX-OS, IOS-XE, ASR), deep knowledge of routing and switching, hands-on experience with firewalls and wireless systems, and a solid understanding of network security and monitoring best practices.
Key Responsibilities
- Design, deploy, and maintain core network infrastructure across switching, routing, firewalls, wireless, and WAN environments.
- Troubleshoot complex technical issues, perform root-cause analysis, and ensure high availability, resilience, and optimal performance.
- Implement and enforce network security controls including segmentation, firewall policies, VPNs, MFA/2FA, and L2/L3 security mechanisms.
- Manage and optimize wireless environments (Ruckus, Mikrotik, Ubiquiti).
- Maintain routing policies and high-availability technologies such as VPC, LACP, load balancing, VRF, etc.
- Operate, tune, and improve monitoring and observability systems (SNMP, telemetry, Prometheus, Grafana, Splunk, PRTG, Zabbix, SolarWinds).
- Produce clear technical documentation, network standards, and diagrams, and actively participate in knowledge sharing with the team.
Required Qualifications & Skills
- 3+ years of hands-on experience in network engineering or a similar technical role.
- Strong experience with Cisco NX-OS, IOS-XE, ASR, and Firepower appliances.
- Deep knowledge of L2/L3/L4 networking: VLANs, STP, ACLs, QoS, NAT, VRFs, VPC, EtherChannel/LACP.
- Hands-on experience with firewalls: Fortigate, Mikrotik, pfSense, OPNsense.
- Expert-level understanding of VPN and tunneling technologies: IPsec, WireGuard, OpenVPN, SSL-VPN, L2TP, PPTP, ZeroTier.
- Strong experience with routing protocols: OSPF, EIGRP, BGP.
- Experience with WAN, SD-WAN, load balancing, and other HA solutions.
- Fundamental knowledge of Linux administration.
- Wireless expertise with Ruckus, Mikrotik, Ubiquiti, etc.
- Understanding of MFA/2FA, access controls, and network security principles.
- Knowledge of VoIP performance requirements (jitter, latency, QoS).
Preferred Skills
- Network automation tools: Ansible, Terraform, Python.
- Understanding of HTTP/HTTPS, REST APIs, and general web communication concepts.
- Familiarity with PKI, certificates, and encryption.
- Experience integrating logs with SIEM tools.
- Understanding of microservices and container networking (Docker, Kubernetes).
- Exposure to ITIL or similar service-management frameworks.
مهارتهای مورد نیاز
- Network
- Mikrotik
- FortiGate
- REST API
حداقل سابقه کار
- سه تا شش سال
جنسیت
- مهم نیست
وضعیت نظام وظیفه
- مهم نیست