[Remote] Network Administrator, Naperville IL Based

Note: The job is a remote job and is open to candidates in USA. Sikich is a leading provider of professional services across consulting, technology, and compliance. The Network Administrator role is responsible for administering, managing, and securing the company's network and server infrastructure, requiring hands-on experience in on-premises environments and Windows Server.ResponsibilitiesServe as primary point of contact for critical outages and alerts during and outside of business hours, triaging and resolving issues with a sense of urgencyAdminister Windows Domain environments including Active Directory, DNS, DHCP, and Group PolicyInstall, configure, and maintain firm-wide network infrastructure including data centers, cabling, routers, switches, PDUs, firewalls, wireless access points, and network-connected devicesDesign and plan network architecture for new and existing office environments, including determining infrastructure layout, port requirements, and equipment specifications; produce build-out documentation and equipment order lists for procurementAdminister Hyper-V environments including maintenance, configuration, performance tuning, and troubleshootingManage Windows Server OS environments including provisioning, patching, permissions, and role-based access controlsAdminister Remote Desktop Services environmentsOwn and manage backup systems firm-wide including on-premises and Azure-hosted servers; executing regular testing, monitoring, and recovery operations from file-level restores to full DR scenariosManage and maintain Fortinet firewalls and VPN configurationsManage and maintain network switching infrastructure and Aruba wireless access point environmentsMonitor and maintain PDUs and data center power infrastructureTroubleshoot, repair, and upgrade network hardware; evaluate environment and provide documented recommendations for improvementsMonitor infrastructure utilization, identify performance bottlenecks, and implement remediationPerform project planning, network documentation, and change management as requiredResearch and evaluate new technologies, providing business case recommendations as neededProvide escalated help desk resolution, mentorship, and guidance to junior IT staffCollaborate with IT staff to ensure the network environment aligns with company objectives, application compatibility, and security requirementsSkillsBachelor's degree in Computer Science, Information Technology, or a related field, or equivalent demonstrated experience6+ years of hands-on network administration experience in a business environmentDeep expertise in Windows Server OS, Active Directory, DNS, DHCP, and GPO administrationStrong experience with server permissions, file share management, and role-based access controlsProficiency with Hyper-V virtualizationDemonstrated ability to design and architect network environments from the ground up, including site surveys, infrastructure planning, equipment selection, and procurement documentationDemonstrated experience owning and operating backup and disaster recovery systems, including Azure VM backupExpertise in Fortinet firewalls and VPN configurationExperience managing network switches and Aruba wireless access point infrastructureProficiency in PowerShell scripting for automation and administration tasksSolid understanding of TCP/IP, VLANs, subnetting, routing, and switchingStrong documentation habits and ability to communicate technical concepts clearly to non-technical staffAbility to operate independently, prioritize in high-pressure situations, and exercise sound judgmentFamiliarity with network monitoring and ITSM toolsPreferred relevant certification such as CompTIA Network+, Fortinet NSE, Microsoft Certified or CCNABenefitsSikich maintains a Flexible Time Off (FTO) Policy. We encourage every full-time employee, as your role permits, to utilize paid time off (personal time, mental/physical health care, vacation, sick leave, etc.). Waiting for time off to accrue is common at other companies. At Sikich, you do not have to wait for this benefit to kick in. FTO is activated on your first day with our organization.Sikich will also recognize paid holidays during the year and strives to permit employees to have time off the last week of the calendar year when client and project work permits.Sikich offers a comprehensive wellness program to engage, challenge and empower team members to take responsibility for their wellbeing. Activities can be tracked through our wellness provider to obtain gift cards and other rewards.Flexible work arrangementsHealth, dental, vision, life, and accident/death/disability insurance optionsHSA employer contributionNine (9) paid holidays annually.A robust paid Parental Bonding Leave program covering birth, adoption, and foster children.401(k) with employer contributionsCPA bonus with four (4) paid exam days & four (4) paid study days.Tuition reimbursementGenerous employee referral bonus programClient referral bonus programPet insuranceFORCE – Sikich community volunteer program enabling each team member to use up to four hours of paid time annually to volunteer and make a difference in their local communities.Company OverviewSikich is a Chicago-based investment banking firm offering expert M&A and capital markets advisory services tailored to the middle market. It was founded in 1982, and is headquartered in Naperville, Illinois, USA, with a workforce of 1001-5000 employees. Its website is http://www.sikich.com.Company H1B SponsorshipSikich has a track record of offering H1B sponsorships, with 3 in 2025, 5 in 2024, 1 in 2022, 1 in 2021, 2 in 2020. Please note that this does not guarantee sponsorship for this specific role.