ISG Engineer IChicago, IL - Onsite (Mon-Fri)
Overview The Networking-Focused ISG Engineer is responsible for supporting, optimizing, and securing EMPIST's client network environments across on premises, cloud, and hybrid infrastructures. This role serves as a primary escalation point for advanced networking issues and plays a critical part in ensuring high availability, strong security, and exceptional client experience.
Responsibilities - Serve as a Level 2/3 escalation point for complex networking issues across multiple client environments
- Configure, maintain, and troubleshoot firewalls (Fortinet & Meraki preferred)
- Support routing, switching, VPN, VLAN segmentation, and wireless deployments
- Implement SD-WAN, site-to-site VPNs, and client VPNs
- Perform network health assessments, optimization recommendations, and remediation
- Utilize network monitoring tools to proactively identify and resolve issues
- Support and optimize wireless environments across HP/Aruba, Cisco, Meraki, and Fortinet platforms
- Troubleshoot RF performance issues and assist with wireless redesigns or expansions
- Work with Infrastructure and Cloud engineers to ensure alignment between network configurations and server, Azure, and VMware environments
- Support basic server, virtualization, and identity-related troubleshooting when issues intersect with network performance or connectivity
- Assist with hybrid connectivity between cloud and on-prem networks
- Collaborate on infrastructure tickets where networking and systems layers overlap
- Maintain accurate documentation, diagrams, and configuration standards
- Contribute to knowledgebase content and best practices
- Participate in on-call rotation
- Deliver exceptional customer service both onsite and remotely
- Communicate clearly with technical and non-technical stakeholders
- Provide guidance to Service Desk and Field Engineers to reduce networking escalations
Required Qualifications - 5+ years of hands-on networking or infrastructure engineering experience
- Strong proficiency with firewalls, switching, and routing (Fortinet strongly preferred)
- Experience supporting multi-tenant MSP or multi-environment infrastructure
- Strong understanding of DNS, DHCP, VLANs, NAC, and network security principles
- Familiarity with Microsoft 365, Azure AD, and virtualization concepts (VMware/Hyper-V)
- Experience with wireless platforms such as Aruba, Cisco, Meraki, or Fortinet
- Ability to work onsite, remotely, and at client locations as required
- Strong troubleshooting, communication, and documentation skills
Preferred: - Relevant certifications (CCNA, CCNP, Network+, Fortinet NSE, or equivalent)
- Experience with SD-WAN, QoS, and VoIP-related network configurations
- Familiarity with ITGlue or similar documentation platforms
- Experience designing or supporting hybrid-cloud networking (Azure, AWS)
Compensation - Salary Range: $80,000-$100,000 annually
- Benefits: Comprehensive health coverage, 401(k) with match, paid time off, certification reimbursement, and professional development support.
This is a full-time technical position with full benefits including Medical, Dental and 401K Match, plus we set up a career track tailored to each individual engineer and we pay for your certifications to complete that track.
