Administrador de redes certificado (LAN/WAN)

JobPath Partners LLC; New York (NY); On-site; USD 90,000 - 120,000; Full time

Job summary

New York City Department of Design and Construction is seeking a Certified Network Administrator (LAN/WAN) to design, secure, and manage the agency's network infrastructure at 30-30 Thomson Ave, LIC. The role requires strong AD, TCP/IP, DNS, DHCP, VPN, and security expertise with proactive threat mitigation.

The ideal candidate will lead IT projects, maintain documentation, and ensure compliance with agency policies while providing after-hours support as needed.

Qualifications

• BA/BS in CS or related field or equivalent experience.
• Two years of LAN/WAN planning, design, configuration, installation, troubleshooting, maintenance, and security management.

Responsibilities

• Design, install, configure, and maintain network infrastructure including routers, switches, firewalls, SAN/NAS, and wireless access points.
• Monitor network performance and perform regular maintenance and firmware updates to ensure reliability.
• Troubleshoot outages and connectivity issues promptly.
• Maintain active knowledge of AD, TCP/IP, DNS, DHCP, VLANs, VM systems, backups, and deployment tools.
• Implement and enforce network security policies, including firewalls, VPNs, and IDS/IPS.
• Conduct vulnerability assessments and coordinate remediation to harden the perimeter.
• Support SSO and MFA across agency platforms.
• Monitor security logs and lead incident response when needed.
• Develop automation for admin tasks using PowerShell or similar tools.
• Coordinate changes/upgrades with internal teams and vendors.
• Lead projects including office setups, hardware refreshes, and cloud implementations.
• Maintain documentation of network architecture, configurations, and security protocols.
• Ensure compliance with IT policies and governance requirements.

Skills

Network design

Network security

Active Directory

TCP/IP

DNS

DHCP

VLANs

PowerShell

Troubleshooting

Incident response

Education

Bachelor's degree in a related field

Four-year high school diploma with 6+ years IT experience

Equivalent combination of education/experience

Tools

Active Directory tools

Network monitoring tools

Job description

The New York City Department of Veterans' Services (DVS) connects, mobilizes, and empowers New York City's Veteran community in order to foster purpose-driven lives for New York City Service Members – past and present – in addition to their caregivers, survivors, and families.

Certified Network Administrator (LAN/WAN)

Hours: Full-Time Position 35 Hours Work Location: 30-30 Thomson Avenue, LIC, NY 11101

The New York City Department of Design and Construction, Technology & Innovation Division, is seeking an experienced and security-minded Certified Network Administrator (LAN/WAN) to manage and secure the agency's network infrastructure. This role is responsible for the design, administration, and continuous improvement of DDC's local and wide area networks, ensuring high availability, performance, and resilience across all systems and sites. The ideal candidate brings deep technical expertise in network infrastructure and cybersecurity, a proactive approach to threat mitigation, and the ability to lead IT projects that support agency-wide operations and modernization initiatives.
Responsibilities include:

• Design, install, configure, and maintain network infrastructure, including routers, switches, firewalls, SAN/NAS, and wireless access points.
• Monitor network performance and implement improvements to optimize reliability and efficiency; perform regular maintenance and firmware updates.
• Troubleshoot and resolve network issues, outages, and connectivity problems in a timely manner.
• Maintain strong working knowledge of Active Directory, TCP/IP, DNS, DHCP, VLANs, virtual machine systems, backups, and deployment/imaging tools.
• Implement and enforce network security policies, including access controls, threat mitigation, and configuration of enterprise firewalls, VPNs, and Intrusion Detection/Prevention Systems (IDS/IPS).
• Conduct regular vulnerability assessments and coordinate remediation efforts to harden the network perimeter.
• Support Single Sign-On (SSO) and Multi-Factor Authentication (MFA) across agency platforms.
• Monitor security logs for suspicious activity and lead incident response efforts when necessary.
• Manage and automate administrative tasks using PowerShell or similar scripting tools to improve operational efficiency.
• Coordinate network changes, upgrades, and maintenance with internal teams and external vendors.
• Lead technical projects including office setups/relocations, hardware refreshes, and implementation of cloud-based solutions.
• Develop internal communications to promote staff awareness of phishing threats and data hygiene best practices.
• Maintain comprehensive documentation of network architecture, configurations, security protocols, and incident logs.
• Ensure compliance with agency IT policies, security standards, and governance requirements.
• Provide technical support and guidance to staff on network-related issues; available for on-call or after-hours support as required.

Please note: All candidates must be currently authorized to work full-time in the United States (U.S.). In compliance with Public Law 99-603, candidates are required to present original documents proving citizenship or the legal right to work in the U.S. DDC is unable to support or sponsor any visa application or visa extension, including but not limited to OPT/STEM visas, H-1B visas, F-1 practical training, permanent residence sponsorship, or any proposed change of visa type. DDC does not offer a training program as required by U.S. immigration law and is not hiring temporary employees. Candidates must have proper work authorization when an employment offer is made. Additionally, educational credentials must be from a U.S. Department of Education-recognized accredited institution. Credentials from foreign institutions require independent equivalency verification from an approved evaluation service. A list of providers (fees apply) is available at: https://www.nyc.gov/assets/dcas/downloads/pdf/employment/nyc-dcas-foreign-education-evaluation-guide.pdf.

Requirements

Professional/vendor certification(s) in local area network administration that is required for the position to be filled. In addition, all candidates must have the following:

1. A baccalaureate degree from an accredited college, and two years of satisfactory full-time (not classroom based) experience in local area network and/or wide area network planning, design, configuration, installation, implementation, troubleshooting, integration, performance monitoring, maintenance, enhancement, and security management; or
2. A four-year high school diploma or its educational equivalent and six years of satisfactory full-time (not classroom based) information technology experience of which at least 2 years must have been as described in "1" or
3. A satisfactory equivalent of education and/or experience equivalent to "1" or "2" above. Education may be substituted for experience on the basis that 30 undergraduate semester credits from an accredited college is equivalent to 6 months of experience. A masters degree in computer science or a related field from an accredited college may be substitute for one year of experience. However, all candidates must have at least one year of satisfactory (not classroom based) full-time information technology experience as described in "1" above.

Note: In addition to meeting the minimum Qualification Requirements: Incumbents may be required to update existing and/or obtain additional professional industry-standard certification(s) for current and future technical environments(s) in which they may be assigned to work, as determined by the employing agency. Experienced (non-manager)