Infrastructure Support Engineer

Job Title: Infrastructure Support Engineer

Job Location: Hybrid [3 days]- Des Moines, IA

Role Summary

We are seeking a highly skilled Infrastructure Support Engineer to provide comprehensive support for enterprise infrastructure environments spanning macOS administration, Windows Server administration, endpoint management, client support, networking, virtualization, and Citrix technologies. This role will be responsible for ensuring the stability, performance, security, and availability of critical IT systems while delivering exceptional end-user support.

The ideal candidate will possess strong hands-on experience supporting heterogeneous environments consisting of Windows, macOS, and Linux platforms, along with expertise in endpoint management, server administration, virtualization technologies, and enterprise networking. This position requires strong troubleshooting capabilities, operational support experience, and the ability to work effectively in a fast-paced, SLA-driven environment.

Salary and Other Compensation:

The annual base salary for this position is between $80,000 to $90,000 depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.

Key Responsibilities

• Provide L2/L3 infrastructure support across enterprise environments spanning Windows Server, macOS, Linux, networking, Citrix virtualization, and endpoint computing platforms.

• Administer, monitor, and troubleshoot LAN, WAN, Wireless, VPN, and SD-WAN networks, ensuring optimal performance, availability, and security.

• Configure and support network infrastructure components including Cisco routers, switches, wireless controllers, firewalls, DNS, DHCP, TCP/IP, VLANs, OSPF, EIGRP, and BGP.

• Administer and maintain Citrix Virtual Apps and Desktops environments, including Delivery Controllers, StoreFront, Gateway, Director, PVS, and MCS.

• Support and optimize Virtual Desktop Infrastructure (VDI), published applications, remote access solutions, user profiles, printing services, and end-user experience.

• Install, configure, administer, and maintain Windows Server 2016/2019/2022 environments, including Active Directory, Group Policy, DNS, DHCP, File Services, and Print Services.

• Perform server patching, upgrades, performance tuning, security hardening, backup, recovery, and disaster recovery activities to ensure business continuity.

• Administer and support Linux platforms including Red Hat Enterprise Linux (RHEL), CentOS, and Ubuntu, managing system provisioning, security, storage, and performance optimization.

• Develop and maintain automation and operational scripts using PowerShell, Shell, Bash, and Python to streamline infrastructure management tasks.

• Manage enterprise macOS environments utilizing Jamf Pro, Microsoft Intune, and Apple Business Manager for device enrollment, configuration, compliance, software deployment, and lifecycle management.

• Provide hands-on support for Windows, macOS, and Linux desktops/laptops, resolving hardware, operating system, application, connectivity, and peripheral-related incidents.

• Support endpoint security, software deployment, patch management, compliance enforcement, and executive/VIP user support across global enterprise environments.

• Administer and support virtualization platforms including VMware vSphere and Microsoft Hyper-V, with exposure to cloud platforms such as Microsoft Azure and AWS.

• Utilize monitoring and ITSM tools such as ServiceNow, SolarWinds, PRTG, and Nagios to proactively monitor infrastructure health, manage incidents, and maintain SLA compliance.

• Participate in Incident, Problem, Change, and Major Incident Management processes, conduct root cause analysis, maintain technical documentation and SOPs, and provide on-call support for critical infrastructure operations in a 24x7 environment.

Required Technical Skills & Qualifications

• 5-8 years of hands-on experience supporting enterprise infrastructure environments, including Windows Server, macOS, Linux, Citrix, networking, virtualization, and endpoint support.

• Strong experience administering and troubleshooting Windows Server 2016/2019/2022, Active Directory, Group Policy, DNS, DHCP, File & Print Services, and PowerShell automation.

• Experience supporting and managing enterprise macOS environments using Jamf Pro, Microsoft Intune, and Apple Business Manager, including device enrollment, software deployment, patching, compliance, and endpoint security.

• Hands-on Linux administration experience across Red Hat Enterprise Linux (RHEL), CentOS, and Ubuntu, including system provisioning, patching, performance tuning, security hardening, and scripting.

• Strong knowledge of Citrix Virtual Apps and Desktops, including StoreFront, Gateway, Director, VDI management, user profile administration, and remote access support.

• Proven experience supporting enterprise network environments, including routing, switching, TCP/IP, VLANs, VPNs, wireless networking, DNS/DHCP, and network security technologies.

• Experience with virtualization technologies such as VMware vSphere and Microsoft Hyper-V, with exposure to cloud platforms including Microsoft Azure and AWS.

• Proficiency with infrastructure monitoring and ITSM tools such as ServiceNow, SolarWinds, PRTG, Nagios, or equivalent enterprise monitoring solutions.

• Experience working within ITIL-based Incident, Problem, Change, and Request Management processes in SLA-driven operational environments.

• Ability to automate routine administrative tasks using PowerShell, Bash, Shell Scripting, and/or Python.

• Strong troubleshooting and analytical skills with the ability to diagnose and resolve complex infrastructure, endpoint, networking, and application issues.

• Experience supporting enterprise-scale and geographically distributed environments, including executive/VIP users and critical business systems.

• Excellent customer service, communication, stakeholder management, documentation, and knowledge-sharing skills.

• Ability to work independently, manage competing priorities, and participate in on-call support within a 24x7 operational environment.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance

• Paid holidays plus Paid Time Off

• 401(k) plan and contribution

• Long-term/Short-term Disability

• Paid Parental Leave

• Employee Stock Purchase Plan

Work model:

At Cognizant, we strive to provide flexibility wherever possible, and we are here to support a healthy work-life balance though our various wellbeing programs. Based on this role’s business requirements, this is an onsite position requiring 3 days at the client or cognizant office in Des Moines, IA, USA.

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.