Senior Network Administrator | Information Technology jobs in United States
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Corgan · 1 day ago

Senior Network Administrator | Information Technology

positionDallas, TX
timeFull-time
remoteOnsite
senioritySenior Level
date7+ years exp

Corgan is a design-focused company that fosters a collaborative and supportive environment for its employees. They are seeking a Senior Network Administrator to join their Shared Services Information Technology team, responsible for maintaining and optimizing the organization's network infrastructure while ensuring security and performance.

ArchitectureConsultingIndustrial Design
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Culture & Values
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H1B Sponsor Likelynote

Responsibilities

Participate in an on-call rotation, after-hours maintenance, and incident response to ensure continuous network and systems availability
Design, implement, and maintain the organization's LAN, WAN, SD-WAN, and wireless network infrastructure, optimizing for performance and reliability
Configure and manage Cisco switches, Palo Alto next-generation firewalls (or equivalent), and Meraki (Wireless) platforms
Implement and troubleshoot dynamic routing protocols (OSPF, BGP, EIGRP) to ensure efficient and resilient network traffic flow
Continuously monitor network performance, identify and resolve bottlenecks, and implement proactive measures to maintain network stability
Develop and maintain detailed network documentation, including diagrams, configurations, and operational procedures
Implement and enforce network security policies and procedures to protect against unauthorized access and cyber threats
Monitor network security logs and events, analyze security incidents, and execute appropriate response protocols
Champion innovation by staying current with technological advancements and translating them into tangible process improvements that maximize efficiency
Assist with incident, change, and capacity management processes related to network and systems infrastructure
Manage the full lifecycle of operating systems and application software for networking and systems infrastructure, including installation, maintenance, patching, upgrades, and troubleshooting, to ensure optimal performance and security
Perform daily system monitoring, verify system integrity and availability, review system and application logs, and ensure completion of scheduled jobs, including backups
Serve as a senior escalation point, providing expert-level support for complex systems and networking issues
Travel to other company offices may be required for specific project or operational needs, estimated at less than 5% annually

Qualification

Network designCisco switchesPalo Alto firewallsRouting protocolsLAN administrationWAN administrationSD-WAN administrationNetwork securityPowerShellPythonOffice 365 AdministrationAzureSCCMAWSSQL administrationVMware infrastructureMicrosoft Windows ServerWeb server administrationInterpersonal skillsOrganizational skillsProblem-solving skillsTime managementProject managementCommunication skills

Required

Bachelor's degree in computer science, MIS or equivalent training or work experience
Minimum of 7 years of hands-on experience in network design, implementation, maintenance, and comprehensive documentation
Ability to be onsite 5 days per week in Dallas, TX
Proficiency in LAN, WAN, SD-WAN, and wireless network administration, with expertise in Cisco switches, Palo Alto firewalls (or equivalent next-generation firewalls), and Meraki (MS, MR, and MX platforms)
Deep understanding of routing protocols, including OSPF, BGP, and EIGRP
Solid understanding of network security principles and practices
Strong scripting and automation skills using PowerShell, Python, or other relevant languages
Excellent interpersonal, organizational and facilitation skills
Possess strong problem-solving, time management, and project management skills
Ability to communicate effectively with all levels of business and technical personnel

Preferred

Experience with Office 365 Administration, Entra, Azure, SCCM, AWS, SQL administration, VMware infrastructure, Microsoft Windows Server, preferred
Experience with web server administration (IIS, Apache, Tomcat) is beneficial
Relevant industry certifications such as CCNA, CCNP, or equivalent cloud networking certifications are highly valued

Company

Corgan

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Corgan is an architecture and design firm with expertise in branding, aviating planning and interior design.
dateFounded in 1938
location
Dallas, Texas, USA
people-size1001-5000 employees
web-link
http://www.corgan.com/

H1B Sponsorship

Corgan has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (46)
2024 (47)
2023 (27)
2022 (19)
2021 (19)
2020 (5)

Funding

Current Stage
Late Stage
Total Funding
$0.03M
Key Investors
American Society of Interior Designers
2024-03-07Grant· $0.03M

Leadership Team

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Scott Ruch
CEO
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Alexandria Hoevel
Vice President | LA Multifamily studio leader | project manager
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Recent News

Dallas Innovates
Dallas-Based Corgan Acquires New York Architecture Firm Cooper Robertson
2025-11-06
The Real Deal
Dallas design giant expands East Coast reach with Cooper Robertson buy
2025-11-05
Seattle TechFlash
Corgan buys NYC-based Cooper Robertson, strengthening presence in the Northeast
2025-11-04
Company data provided by crunchbase