Senior Systems & Network Engineer

American Freedom Insurance Company

. Act as the highest escalation point for infrastructure, system, and network issues .

Posted 11/3/2026full-timeMount Prospect • Illinois • United StatesSenior💰 $80,000 - $100,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing and improving IT infrastructure, including Windows Server, Active Directory, and network systems. Proficient in deploying and maintaining cloud environments, endpoint management, and infrastructure monitoring solutions.

Highest-signal resume keywords

Windows Server AdministrationActive Directory ManagementNetwork Infrastructure EngineeringMicrosoft Azure DeploymentEndpoint Management with Microsoft Intune

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Infrastructure TroubleshootingVirtualization (Hyper-V, VMware)Network Security Best PracticesSystem Performance MonitoringInfrastructure Documentation

Soft Skills

Problem-SolvingAnalytical SkillsMentoringTechnical Guidance

Tools & Technologies

ZabbixMicrosoft IntuneHybrid Cloud EnvironmentsFirewallsRouters

Certifications & Qualifications

CCNAMicrosoft Azure CertificationMicrosoft Intune Certification

Industry Keywords

IT InfrastructureSystems AdministrationNetwork EngineeringLine-of-Business ApplicationsPatch Management

Tech Stack

Tools & technologies

AzureCloudDNSFirewallsVMware

About the role

Key responsibilities & impact

Act as the highest escalation point for infrastructure, system, and network issues
Maintain, support, and continuously improve existing server, network, and endpoint infrastructure
Engineer and deploy new infrastructure solutions from design through implementation
Own and evolve network infrastructure, including firewalls, routers, switches, VLANs, and VPNs
Troubleshoot and resolve complex issues across servers, endpoints, and network systems
Manage Windows Server environments and Active Directory infrastructure
Monitor system and network performance using platforms such as Zabbix
Deploy and manage infrastructure monitoring and alerting solutions
Architect and lead deployment of new infrastructure solutions
Own and administer Microsoft Azure and hybrid cloud environments
Deploy, manage, and maintain endpoint environments using Microsoft Intune
Support and maintain line-of-business applications, including patching, updates, and vendor coordination
Support virtualization environments and ensure system availability and performance
Assist with infrastructure projects, including migrations, deployments, and integrations
Provide technical guidance and escalation support to Tier 1 and Tier 2 teams
Maintain technical documentation, network diagrams, and system procedures
Ensure security best practices, patch management, and system hardening standards are followed
Evaluate and recommend new technologies to improve infrastructure efficiency and reliability

Requirements

What you’ll need

Bachelor’s degree in Information Technology, Computer Science, or related field preferred
5+ years of experience in IT infrastructure, systems administration, or network engineering
Strong experience with Windows Server (2016/2019/2022) environments
Advanced knowledge of Active Directory, DNS, DHCP, and Group Policy
Strong networking experience including switches, routers, VLANs, VPNs, and firewalls – required
Experience troubleshooting both server and network infrastructure issues
Experience with virtualization (Hyper-V or VMware)
Hands-on experience with Microsoft Azure and hybrid cloud environments – required
Proficiency with endpoint management tools, specifically Microsoft Intune – required
Experience with infrastructure monitoring platforms such as Zabbix, or demonstrated ability and willingness to learn
Experience supporting and maintaining line-of-business applications, including patching and vendor coordination
Strong problem-solving and analytical skills
Ability to mentor and support Tier 1 and Tier 2 technicians
Certifications such as CCNA, Microsoft certifications (Azure, Intune), or equivalent preferred

Benefits

Comp & perks

401K with up to a 6% company match
Choice of Blue Cross Blue Shield PPO, HMO, or HSA plans
Dental and vision coverage
Access to telemedicine services
Monday-Friday, 8 am-5 pm CST (Weekends- if needed)
At Least 6 Paid Holidays
PTO that can be used for vacation, personal, or sick time
Separate personal days for sickness, family needs, appointments or personal matters
Employee recognition for work milestones
Paid training
State licensing reimbursement
Opportunities for advancement
Inclusive holiday events
Employee referral bonuses
Virtual team meetings