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# IT Network Engineer II

- **Company:** O'SIS, LLC
- **Location:** United States (Remote available)
- **Experience:** Experienced
- **Salary:** $75,600.0 - $113,400.0
- **Contract:** Permanent contract
- **Skills:** Active Directory, Application Firewall, User Authentication, Spanning Tree Protocols, Complex Networks, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Multi-protocol Systems, Network Security, Network Architecture, Network Control, Network Monitoring, Routing, Cisco Nexus Switches, Open Shortest Path First (OSPF), Performance Tuning, Wireless Networks, Network Routers, Firewalls (Computer Science), Information Technology, Wireless Technologies, Fortinet, Cisco, SSL VPN
- **Published:** June 24, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=a26b2120687baeec

## About the Role

Do you have experience in VPN management?, Do you have a Bachelor's degree?, * 3-5 years of Network Engineering experience in an enterprise IT environment

 * Cisco CCNA or Fortinet NSE4 certification required
 * Strong experience with:
 + Routing and switching technologies
 + Firewall administration and network security
 + OSPF and Spanning Tree Protocol (STP)
 + IPSEC and SSL VPN technologies
 + Network monitoring and performance tuning
 + Troubleshooting and incident resolution
 * Ability to participate in an on-call rotation
 * Strong communication, customer service, and problem-solving skills

Preferred Qualifications

 * Bachelor's degree in Information Technology or a related field
 * Experience supporting Cisco and Fortinet environments
 * Knowledge of:
 + VRFs
 + MPLS
 + Nexus switching
 + Point-to-Point circuits
 + IP-SLA
 + Wireless networking
 + Network security monitoring
 * Experience in healthcare, managed services, or nonprofit environments
 * Knowledge of Microsoft Active Directory integration and authentication, If you are an experienced Network Engineer who thrives in a remote environment and possesses a Cisco CCNA or Fortinet NSE4 certification , we'd love to hear from you.

## Description

* Design, implement, maintain, and optimize Cisco and Fortinet network infrastructure.
 * Configure and support firewalls, routers, switches, VPNs, and wireless technologies.
 * Monitor network performance and proactively identify opportunities for improvement.
 * Troubleshoot and resolve complex network and security issues.
 * Provide escalation support for Help Desk and infrastructure incidents.
 * Develop and maintain network documentation, procedures, and standards.
 * Collaborate with internal teams, vendors, and clients to support business objectives.
 * Participate in infrastructure projects and technology initiatives.
 * Assist with maintaining high levels of network availability, security, and performance.
 * Participate in an on-call rotation and support after-hours needs when required.


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