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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Infrastructure Support Engineer (MacOS Administration, Windows Server Admin & Endpoint & Client Supp - **Company:** Cognizant Technology Solutions Corporation - **Location:** Des Moines, IA, United States - **Experience:** Expert - **Salary:** $49,001.0 - $91,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Amazon Web Services, Apple Mac Systems, Application Performance Management, Microsoft Azure, Bash Shell, Border Gateway Protocol, Ubuntu (Operating System), CentOS, Cloud Computing, Dynamic Host Configuration Protocol, Linux, Disaster Recovery, Domain Name System (DNS), Enhanced Interior Gateway Routing Protocol, Hyper-V, Virtual Private Networks (VPN), Python (Programming Language), Knowledge Management, Network Security, Linux System Administration, Linux Security Modules, Windows Servers, Virtual Desktops, Nagios, Network Connections, Network Monitoring, Routing, Network Administration, Citrix Systems, Open Shortest Path First (OSPF), Paessler Router Traffic Grapher, Performance Tuning, Windows PowerShell, Red Hat Enterprise Linux, Remote Access Technology, Server Administration, Shell Script, Software Deployment, TCP/IP, User Environment Management, Virtual Local Area Networks, Virtualization Technology, VMware VSphere, Wide Area Networks, Backup and Restore, Wireless Networks, Network Routers, Enterprise Software Applications, Computer Network Technologies, System Availability, Firewalls (Computer Science), Microsoft InTune, Low Latency, SolarWinds (Software), Performance Monitor, Apple Business Manager, Casper Suite, Routing & Switching, Xendesktop, Network Server, Cisco, Servicenow, User Accounts - **Published:** October 26, 2026 - **Apply:** https://www.techcareers.com/job.asp?id=3467435986&tx=ZT212TYI&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role The ideal candidate should possess a broad infrastructure background with hands-on experience managing enterprise systems, virtual desktop environments, servers, networking technologies, and endpoint platforms., * 5-8 years of enterprise infrastructure support experience. * Strong experience across networking, Citrix, server administration, and endpoint support. * Experience supporting global enterprise environments. * Excellent troubleshooting and analytical skills. Preferred Certifications Microsoft * Microsoft Certified: Windows Server Hybrid Administrator Associate *, Azure Administrator Associate, * Citrix Certified Professional (CCP-V) Networking * Cisco CCNA * Cisco CCNP Linux * Red Hat Certified System Administrator (RHCSA) * Red Hat Certified Engineer (RHCE) ITSM * ITIL Foundation Certification Soft Skills * Strong customer service and stakeholder management skills. * Excellent verbal and written communication. * Ability to work independently and manage multiple priorities. * Strong documentation and knowledge management skills. * Ability to work effectively in a 24x7 support environment. Role Level: L2/L3 Infrastructure Support Engineer / Senior Infrastructure Engineer depending on experience and customer requirements. ## Description The Infrastructure Support Engineer will be responsible for providing end-to-end support for enterprise infrastructure environments, including Networking, Citrix Virtualization, Client Computing, and Server Administration across Windows, macOS, and Linux platforms. The role requires strong troubleshooting skills, operational support expertise, and the ability to maintain high availability of critical business services., Network Administration & Support * Support and maintain LAN, WAN, Wireless, VPN, and SD-WAN environments. * Configure and troubleshoot routers, switches, firewalls, and wireless infrastructure. * Monitor network performance, availability, and capacity utilization. * Diagnose and resolve network connectivity, latency, and routing issues. * Coordinate with telecom providers and vendors for WAN circuit management. * Support DNS, DHCP, TCP/IP, VLANs, Routing Protocols, and Network Security. Citrix Administration * Administer and support Citrix Virtual Apps and Desktops environments. * Manage Citrix Delivery Controllers, StoreFront, Citrix Gateway, and Director. * Provision and maintain VDI, published applications, and remote access solutions. * Troubleshoot user sessions, profile issues, printing, and application performance. * Perform Citrix upgrades, patching, and environment health checks. * Monitor infrastructure utilization and optimize end-user experience. Windows Server Administration * Install, configure, and maintain Windows Server environments. * Support Active Directory, Group Policies, DNS, DHCP, and File Services. * Manage server patching, upgrades, performance tuning, and security hardening. * Perform backup, recovery, and disaster recovery activities. * Troubleshoot server, application, and authentication-related issues. Linux Administration * Administer Red Hat, CentOS, Ubuntu, and other Linux platforms. * Manage user accounts, permissions, storage, and system security. * Perform server provisioning, upgrades, patching, and performance monitoring. * Troubleshoot operating system, application, and infrastructure issues. * Support automation and scripting using Shell, Bash, or Python. macOS Administration * Support Apple macOS devices in enterprise environments. * Manage device enrollment and compliance using MDM platforms such as Jamf or Intune. * Troubleshoot operating system, application, and connectivity issues. * Support software deployment, patching, and endpoint security compliance. * Assist users with hardware and software-related issues. Endpoint & Client Support * Support Windows, macOS, and Linux desktop/laptop environments. * Perform software installations, upgrades, configuration, and troubleshooting. * Resolve incidents related to hardware, operating systems, applications, and peripherals. * Support remote users and executive/VIP users as needed. * Ensure compliance with endpoint security and corporate standards. Incident & Operations Management * Handle Incident, Problem, Change, and Request Management activities. * Participate in major incident troubleshooting and root cause analysis. * Maintain technical documentation, SOPs, and knowledge articles. * Work within SLA-driven operational environments. * Support on-call and after-hours maintenance activities. Required Technical Skills Networking * Cisco Routing & Switching * TCP/IP * VLANs * OSPF * EIGRP * BGP * DNS/DHCP * VPN Technologies * Wireless Networks * Firewall Fundamentals Citrix * Citrix Virtual Apps and Desktops * Citrix StoreFront * Citrix Gateway * Citrix Director * Citrix Provisioning Services (PVS) * Citrix Machine Creation Services (MCS) Windows Administration * Windows Server 2016/2019/2022 * Active Directory * Group Policy * DNS/DHCP * PowerShell * File & Print Services Linux Administration * Red Hat Enterprise Linux * CentOS * Ubuntu * Shell Scripting * Linux Security & Performance Tuning macOS Administration * macOS Support * Jamf Pro * Microsoft Intune * Apple Business Manager Virtualization & Cloud * VMware vSphere * Hyper-V * Azure (Preferred) * AWS (Preferred) Monitoring & ITSM * ServiceNow * PRTG * SolarWinds * Nagios * ITIL Processes