ISG Engineer I

Chicago, 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.

EMPIST is a 26-year-old global company with US locations in the heart of the Loop in Downtown Chicago near all major transportation, Downtown Elmhurst on York Road and an office in Phoenix, AZ. We also have our European HQ in Athens, Greece. We have been named to the Inc 500/5000 list for 8 out of the last 9 years which recognizes the fastest-growing, privately held businesses across the nation. We've also been chosen as one of the 501 most influential MSPs in the world (#73 in 2024) recognized on the Channel Futures 501 list for 10 straight years.

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