Network and Infrastructure Admin

Paycom - ATS; Cedar Rapids (IA); On-site; USD 90,000 - 130,000; Full time

Job summary

Engineered Seal Products is seeking a Network & Infrastructure Administrator to support, secure, and improve our global network and cloud environment. You will manage WAN/LAN, SD-WAN, VPNs, firewalls, and Azure connectivity across branches and remote users, ensuring high availability and security.

You will collaborate with MIS, vendors, and service providers, maintain documentation, and participate in on-call rotations. A strong background in network admin and cloud integration is required.

Qualifications

• Bachelor’s degree or equivalent experience in information technology
• Five+ years of progressive network/infrastructure experience

Responsibilities

• Administer, monitor, and troubleshoot WAN, LAN, SD-WAN, wireless, routing, switching, VLANs, subnetting, segmentation, and remote-access infrastructure across branches and cloud
• Manage secure connectivity and access controls including firewalls, NAT, site-to-site and client VPNs
• Support Azure networking and hybrid connectivity, including ExpressRoute and cloud services access
• Maintain reliable access to ERP and Microsoft cloud services across locations
• Monitor network availability, performance, latency, and alerts; perform root-cause analysis
• Document network diagrams, IP records, firewall/VPN configs, circuit details, and procedures
• Coordinate with ISPs, vendors, and MSPs for outages and changes
• Provide Tier 2 support for network and infrastructure issues; assist with escalations
• Participate in on-call rotations and occasional after-hours maintenance

Skills

WAN/LAN fundamentals

Routing & Switching

VLANs & Subnetting

Firewall administration

VPNs & remote access

Azure networking

Microsoft 365 & Entra ID

Documentation & diagrams

Education

Bachelor’s degree in Information Systems, Computer Science, Information Technology, Network Administration, Cybersecurity, or related field

Tools

Azure ExpressRoute

Firewall management platforms

PowerShell

Job description

**Network & Infrastructure Administrator****Role Summary**The Network & Infrastructure Administrator is responsible for supporting, maintaining, securing, and continuously improving Engineered Seal Products’ global network and infrastructure environment. This role helps ensure reliable connectivity, secure access, and high availability across branch locations, cloud environments, remote users, and business-critical systems.This is a hands-on technical position with a primary emphasis on network administration, including Azure cloud networking, SD-WAN, WAN and LAN connectivity, Azure ExpressRoute, client VPN, firewalls, wireless infrastructure, routing, switching, network segmentation, and provider-managed network services.The position also contributes to shared infrastructure responsibilities, including Microsoft 365, Microsoft Azure, identity systems, endpoint connectivity, monitoring, documentation, and operational troubleshooting.The Network & Infrastructure Administrator works closely with systems administrators, support personnel, service providers, and other stakeholders to support infrastructure, security, compliance, and operational initiatives.---**Core Expectations for All Employees**All employees are expected to:* Deliver high-quality work within established timelines* Work both independently and collaboratively* Communicate proactively and professionally* Provide excellent service to internal and external customers* Demonstrate accountability and ownership mindset* Contribute positively to team and company culture---**Essential Job Functions*** Administer, monitor, and troubleshoot ESP’s WAN, LAN, SD-WAN, wireless, routing, switching, VLAN, subnetting, segmentation, and remote-access infrastructure across branch locations, cloud environments, and remote users* Manage secure network connectivity and access controls, including firewalls, NAT, site-to-site VPNs, client VPNs, security zones, wireless security, administrative access, and least-privilege access practices* Support Azure networking and hybrid connectivity, including virtual networks, subnets, route tables, network security groups, Azure ExpressRoute, cloud-to-site connectivity, and access to Microsoft 365 and other cloud services* Maintain reliable access to business-critical systems, including ERP platforms, Microsoft cloud services, branch systems, third-party connections, and remote-user resources.* Monitor network availability, performance, latency, capacity, and alerts* Investigate recurring incidents, perform root-cause analysis, and implement durable corrective actions* Maintain accurate network diagrams, IP address records, firewall and VPN documentation, circuit and provider information, configuration standards, troubleshooting notes, and operational procedures* Plan and implement network changes using appropriate testing, documentation, communication, and change-management practices* Collaborate with MIS team members, ISPs, carriers, vendors, consultants, and managed service providers on support escalations, outages, infrastructure changes, security improvements, compliance activities, and project work* Provide Tier 2 technical support for network, connectivity, Microsoft 365, identity, and infrastructure-related issues; collaborate with support personnel on escalations, root-cause analysis, and issue resolution* Support end-user technology initiatives including office moves, onboarding activities, connectivity troubleshooting, and operational support efforts as required* Participate in scheduled maintenance activities that may occasionally occur outside normal business hours---**Core Competencies (Role-Specific)*** Strong ownership, accountability, follow-through, and commitment to reliable outcomes* Strong analytical and troubleshooting skills across network, cloud, infrastructure, security, and user-impacting issues* Understanding of how networking, identity, endpoints, cloud services, and business applications interact* Security-minded approach to configuration, access, monitoring, documentation, and change management* Ability to balance urgent support needs with planned maintenance, projects, documentation, and long-term improvements* Clear communication skills, including the ability to explain technical issues, risks, options, and recommendations to technical and non-technical stakeholders* Strong documentation habits, including maintaining accurate diagrams, procedures, configuration records, troubleshooting notes, and support information* Resourcefulness and willingness to research and learn unfamiliar technologies* Collaborative approach with a willingness to share knowledge, support teammates, and contribute to shared MIS objectives* Calm, methodical, and professional response during outages, security events, connectivity issues, and other business-impacting incidents* Practical decision-making that balances reliability, security, business requirements, cost, and operational complexity* Commitment to providing responsive, professional support to internal customers while balancing operational priorities and project responsibilities---**Technical and Functional Skills****Required Technical Skills*** Strong WAN and LAN networking fundamentals, including routing, switching, VLANs, subnetting, segmentation, DNS, DHCP, IP addressing, and L2/L3 troubleshooting* Hands-on experience administering and troubleshooting firewalls, NAT, access policies, security zones, site-to-site VPNs, and client VPN technologies* Experience supporting wireless infrastructure, remote access, branch connectivity, and multi-site network availability* Working knowledge of Azure networking, including virtual networks, subnets, route tables, network security groups, cloud connectivity, and hybrid access patterns* Ability to monitor network performance, respond to alerts, troubleshoot packet flow and latency issues, identify root causes, and implement corrective actions* Familiarity with Microsoft 365, Active Directory, Microsoft Entra ID, multifactor authentication, Conditional Access, and secure remote-access concepts* Understanding of secure administration practices, including hardened configurations, logging, vulnerability remediation, and incident response support* Strong technical documentation skills, including network diagrams, configuration records, standards, procedures, and troubleshooting notes* Experience supporting and troubleshooting end-user connectivity, Microsoft 365, authentication, remote access, and infrastructure-related service requests**Preferred Technical Skills*** Experience supporting or administering SD-WAN in a production business environment* Experience with Azure ExpressRoute, hybrid networking, cloud-to-site connectivity, or segmented cloud network design* Experience supporting a multi-branch, distributed, or international organization* Experience with enterprise firewall platforms, centralized firewall management, security policy reviews, and firewall-rule cleanup* Experience with infrastructure monitoring, centralized logging, vulnerability management, or alert-tuning platforms* Exposure to NIST SP 800-171, CMMC, CUI handling requirements, customer security requirements, or comparable cybersecurity frameworks* Experience coordinating with ISPs, telecommunications carriers, managed service providers, consultants, or cybersecurity vendors* Experience with PowerShell, scripting, automation, or infrastructure as code* Relevant certifications, such as CCNA, Network+, Security+, Microsoft Azure certifications, firewall vendor certifications, or equivalent practical experience---**Education & Experience****Required*** Bachelor’s degree in Information Systems, Computer Science, Information Technology, Network Administration, Cybersecurity, or a related field; or an equivalent combination of education, certifications, and relevant professional experience* Five or more years of progressive experience in network administration, infrastructure support, systems administration, cybersecurity operations, or a related information technology role* ---**Working Conditions & Physical Requirements**Work is primarily performed in an office environment with generally quiet noise levels. Physical requirements associated with performing the essential functions of this position include:* Regularly sitting, speaking, listening, and viewing a computer monitor* Frequently using hands and fingers to operate a computer and other equipment* Occasionally standing, walking, reaching, bending, or working near network and infrastructure equipment* Occasionally lifting or moving computer and networking equipment* Occasional travel to branch or business locations* Participation in a rotating on-call schedule, currently approximately once week every five weeks, which may require responding to urgent incidents outside normal business hoursReasonable accommodations may be made to enable individuals with disabilities to perform essential job functions.