IT Security Network Administrator – On-Site

Santa Clara Eco Resort

. Administer and maintain LAN, WAN, wireless, VPN, Internet, and related network infrastructure .

Posted 10/17/2026full-timeEspanola • New Mexico • United StatesJuniorMid-LevelWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in network administration, security, and troubleshooting, with a strong focus on maintaining and optimizing enterprise network infrastructure. Proficient in implementing security measures and compliance activities while providing technical support and documentation.

Highest-signal resume keywords

Network AdministrationNetwork SecurityTCP/IP, Routing, SwitchingCCNA CertificationWindows Server Administration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

LAN/WAN AdministrationVPN ConfigurationFirewall ManagementVLAN AdministrationNetwork MonitoringTroubleshooting Network IssuesActive Directory ManagementDNS and DHCP ManagementNetwork Design PrinciplesCybersecurity Principles

Soft Skills

Analytical SkillsProblem-SolvingInterpersonal CommunicationOrganizational SkillsCustomer Service

Tools & Technologies

VMware vSphereMicrosoft Office 365SQL ServerVoIP SystemsPBX Systems

Certifications & Qualifications

CCNAAssociate Degree in Computer Science

Industry Keywords

Santa Clara Pueblo Gaming RegulationsNetwork Security TechnologiesCompliance ActivitiesInfrastructure MaintenanceTechnical Documentation

Tech Stack

Tools & technologies

Cyber SecurityDNSFirewallsLinuxPMPSQLSwitchingTCP/IPUnixVMwareVoIP

About the role

Key responsibilities & impact

Administer and maintain LAN, WAN, wireless, VPN, Internet, and related network infrastructure
Configure and maintain switches, routers, firewalls, wireless infrastructure, VPN systems, and network-management platforms
Administer VLANs, routing, switching, DNS, DHCP, IP addressing, and related network services
Monitor network performance, availability, capacity, utilization, traffic, and security events
Troubleshoot network connectivity, performance, routing, switching, wireless, and VPN issues
Perform network upgrades, configuration changes, infrastructure maintenance, and scheduled or emergency maintenance
Administer firewalls, network security appliances, VPN infrastructure, and related security technologies
Implement network segmentation, access-control policies, least-privilege principles, and secure remote access
Review firewall rules, network-access permissions, and privileged access
Monitor for indicators of compromise, unauthorized access, abnormal activity, and policy violations
Investigate network-security alerts and incidents; complete IT Security Incident reports with supporting documentation
Assist with containment, remediation, recovery, post-incident reviews, and prevention improvements
Support vulnerability management, remediation programs, security assessments, audits, and compliance activities
Maintain secure configurations, network diagrams, device inventories, IP-addressing documentation, firewall documentation, and configuration records
Coordinate operating-system and firmware updates and track network-device lifecycle risks
Develop and maintain network-security standards, policies, procedures, and technical documentation
Follow change-management processes and maintain records of network and firewall changes
Coordinate vendor troubleshooting, technical support, product evaluations, implementations, and acceptance of network-security technologies
Provide advanced and second-level technical support for network and security issues
Work with systems administrators, application teams, departments, vendors, and nontechnical stakeholders to resolve connectivity and security issues
Provide recommendations to IT leadership regarding network security, infrastructure risks, and technology improvements
Diagnose, resolve, and document hardware and software network problems; provide end-user training and support
Manage assigned projects and program components using standards such as Agile and PMP
Provide management reports and updates on network performance, outages, and maintenance activities
Ensure network equipment and communication software are properly licensed and monitor intrusion detection systems
Ensure assigned systems comply with applicable regulatory frameworks
Support administration and maintenance of DNS, DHCP, Active Directory, VMware, SANs, enterprise hardware, and desktop software
Provide backup support for IT team members, including support calls, emails, and walk-ins
Participate in rotating schedules, overtime, 24/7/365 availability, and on-call support

Requirements

What you’ll need

Associate degree in Computer Science or related field and two years' hands-on network engineering experience in an enterprise environment required, or equivalent combination of education, training, and experience
CCNA or equivalent mix of education, training, and experience required
3–5+ years of progressively responsible experience in network administration, network security, cybersecurity, infrastructure administration, or related field
3–5 years' hands-on administration experience with Windows Server 2012 to current year required
Demonstrated experience administering enterprise network infrastructure
Strong knowledge of TCP/IP, routing, switching, VLANs, DNS, DHCP, VPN, and wireless networking
Experience administering or supporting enterprise firewalls and network-security technologies
Experience with network monitoring and troubleshooting
Understanding of common network-security principles, vulnerabilities, and attack methods
Ability to troubleshoot complex network and security issues independently
Knowledge of Windows and Linux server operating systems and virtualization
Knowledge of telephony systems, including VoIP and PBX
Knowledge of Microsoft Windows Server 2012 to present version
Knowledge of Active Directory, DHCP, DNS, and Group Policy controls
Knowledge of network design principles, VLANs, and routers in complex, security-conscious networks
Preferred experience with Unix/Linux administration and VMware vSphere 7.0 to current supported version
Experience or knowledge of Microsoft Office 365, Exchange, SharePoint, SQL Server, Fiber Channel or iSCSI SAN solutions, blade systems, data center infrastructure, Cisco networking, and remote server/system administration tools
Knowledge of applicable Santa Clara Pueblo Gaming and Regulatory Commission
Excellent written, oral, interpersonal communication, and MS Office skills
Strong analytical, organizational, problem-solving, task-prioritization, customer-service, and collaboration skills
Ability to work in a fast-paced, high-pressure environment and handle stressful or conflict situations professionally
Ability to maintain confidentiality and regular attendance
Ability to work at network equipment locations, telecommunications rooms, server rooms, data centers, and other infrastructure locations
Ability to lift and move networking equipment; frequently lift and/or move up to 50 pounds
Ability to participate in after-hours work, scheduled maintenance, on-call rotations, and critical incident response outside normal business hours

Benefits

Comp & perks

24/7/365 availability with rotating schedules and overtime as needed
On-call after-hours IT support schedule
Reasonable accommodations for individuals with disabilities
Employee training and support opportunities
Vendor-led coursework and on-the-job training opportunities
Participation in projects, maintenance activities, and professional technical development