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Divar

Senior Network & Infrastructure Engineer

Divar

. Design, implement, maintain, and improve enterprise network infrastructure .

Posted 10/21/2026full-timeTehran • IranSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in enterprise network engineering, focusing on Cisco technologies, network security, and infrastructure optimization. Proficient in troubleshooting complex network issues and implementing automation for operational efficiency.

Highest-signal resume keywords
Enterprise Network EngineeringCisco Catalyst Switch ConfigurationNetwork Security ManagementLinux and Windows Server AdministrationInfrastructure Automation with Python

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
TCP/IPVLANsRoutingSwitchingSubnettingOSPFPacket AnalysisNetwork TroubleshootingActive DirectoryDisaster Recovery
Soft Skills
Strong Troubleshooting SkillsDocumentation SkillsCommunication SkillsCross-Team Collaboration
Tools & Technologies
Cisco ISEFortinet FortiGateMikroTikVMwareAnsiblePowerShellGitDockerKubernetesNetwork Monitoring Tools
Certifications & Qualifications
CCNPCCIE
Industry Keywords
Network Access Control802.1XRADIUSEnterprise Wireless NetworkingInfrastructure Security Frameworks

Tech Stack

Tools & technologies
AnsibleDNSDockerFirewallsKubernetesLinuxPythonSwitchingTCP/IPVMware

About the role

Key responsibilities & impact
  • Design, implement, maintain, and improve enterprise network infrastructure
  • Configure, manage, and troubleshoot Cisco Catalyst switches and enterprise routing and switching environments
  • Work with Cisco ISE and NAC technologies to strengthen network security and access management
  • Manage and optimize Fortinet and MikroTik firewalls, VPN connectivity, network segmentation, and security policies
  • Design and implement network redundancy, high availability, and resilient connectivity
  • Troubleshoot complex network issues using packet analysis, monitoring tools, logs, and root cause analysis
  • Support enterprise wireless infrastructure, including connectivity, authentication, and performance troubleshooting
  • Evaluate network architecture, identify risks and bottlenecks, and recommend improvements
  • Administer and troubleshoot Linux and Windows server environments
  • Support Active Directory, DNS, DHCP, and related authentication and directory services
  • Manage and maintain VMware virtualization environments
  • Contribute to backup, recovery, storage, and disaster recovery capabilities
  • Collaborate on system hardening, patch management, monitoring, and infrastructure security improvements
  • Participate in infrastructure deployments, upgrades, migrations, and lifecycle management
  • Take technical ownership of complex infrastructure issues and contribute to incident investigation and resolution
  • Plan and execute infrastructure changes with testing, documentation, and rollback procedures
  • Develop scripts and automation to improve operational efficiency, consistency, and reliability
  • Establish and improve technical documentation, configuration standards, monitoring, and operational procedures
  • Work with IT, security, and engineering teams to deliver reliable and secure infrastructure services
  • Evaluate technical solutions and communicate trade-offs involving security, performance, cost, and operational complexity
  • Share knowledge and improve the team's technical capabilities
  • Deliver a more reliable, secure, maintainable, documented, standardized, and automated infrastructure with minimal disruption

Requirements

What you’ll need
  • Strong hands-on experience in enterprise network engineering, preferably in environments using Cisco technologies
  • Solid understanding of TCP/IP, VLANs, routing, switching, subnetting, and network troubleshooting
  • Practical experience with routing protocols such as OSPF and a good understanding of enterprise network design
  • Experience configuring and troubleshooting Cisco Catalyst switches or comparable enterprise networking equipment
  • Experience with firewalls, VPN technologies, access control policies, and network segmentation
  • Familiarity with Network Access Control (NAC), including 802.1X, RADIUS, and enterprise network authentication
  • Strong troubleshooting skills, including analyzing packet captures, logs, and network performance metrics
  • Practical experience administering Linux and Windows server environments, with strong proficiency in at least one
  • Working knowledge of Active Directory, DNS, and DHCP
  • Familiarity with virtualization, backup, storage, and infrastructure monitoring concepts
  • Ability to independently investigate complex technical problems, propose solutions, and implement them safely
  • Strong documentation, communication, and cross-team collaboration skills
  • Preferred: Cisco ISE, Cisco Catalyst Center, enterprise wireless networking, Fortinet FortiGate, MikroTik, advanced VMware administration, enterprise storage, backup and disaster recovery, infrastructure automation with Python, Ansible, PowerShell, Git, or APIs, network monitoring and observability tools, infrastructure security frameworks, Docker or Kubernetes
  • 5+ years of relevant hands-on experience preferred, though candidates with fewer years may qualify through exceptional technical depth and independent ownership of complex infrastructure challenges
  • Relevant certifications such as CCNP or CCIE preferred

Benefits

Comp & perks
  • Health insurance
  • Learning opportunities
  • Autonomy-focused culture
  • Opportunity to make a significant impact serving millions of people
  • Team culture valuing craftsmanship, speed, and innovation
  • Collaborative team environment with people who care about doing great work