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5 results for Network Security Administrator in Brooklyn, NY

Network Engineer

New York, NY
remote
Temporary / Contract
67.2885 - 77.913 USD / Hourly
We are looking for an experienced Network Engineer to join our team on a long-term contract basis. This role is based in New York, New York, and requires an experienced, detail-oriented individual with expertise in network architecture, troubleshooting, and system optimization. The ideal candidate will thrive in a dynamic environment, working independently while contributing to the success of critical network operations. Responsibilities: • Provide advanced oversight and management of network systems to ensure seamless operations. • Collaborate on the design and implementation of network architecture, offering guidance on complex escalations. • Develop and refine helpdesk systems, incorporating automation to enhance efficiency. • Participate in occasional night migrations and ensure the successful execution of these activities. • Operate autonomously, demonstrating strong problem-solving skills and minimal need for supervision.
2026-04-08T00:00:00Z

Network Engineer

New York, NY
onsite
Temporary / Contract
67.2885 - 77.913 USD / Hourly
We are looking for an experienced Network Engineer to join our team in New York, New York. This long-term contract position offers an excellent opportunity to work in the asset management industry, focusing on high-level network design, implementation, and maintenance. The ideal candidate will have over seven years of experience in network engineering and a strong background in Cisco technologies and firewalls. Responsibilities: • Design, implement, and maintain network solutions using Cisco routers and switches. • Configure and manage Palo Alto firewalls to ensure network security. • Oversee the deployment and administration of Cisco ASA devices. • Implement and troubleshoot Border Gateway Protocol (BGP) to optimize network performance. • Monitor network performance and address issues to minimize downtime. • Collaborate with cross-functional teams to support network upgrades and improvements. • Provide technical expertise in diagnosing and resolving complex network problems. • Document network configurations, processes, and updates for future reference. • Ensure compliance with organizational and industry security standards. • Conduct regular assessments to identify and mitigate potential vulnerabilities.
2026-04-28T00:00:00Z

Systems Engineer/Network Engineer

Ridgefield, CT
onsite
Temporary / Contract
42.75 - 54 USD / Hourly
We are looking for a Systems Engineer/Network Engineer to join a client-focused team in Connecticut on a contract basis. This role is ideal for a hands-on technical specialist who can resolve infrastructure and network issues efficiently while delivering a high standard of support. The position involves working across server, network, cloud, and end-user environments, with regular communication to ensure clients stay informed and supported. Responsibilities: • Deliver responsive and detail-oriented technical support to clients, ensuring a positive service experience throughout each interaction. • Investigate, prioritize, and resolve incoming support requests while managing work effectively within an active ticket queue. • Administer and support business technology environments, including Windows systems, Microsoft 365, remote connectivity tools, and mobile devices. • Maintain and troubleshoot network infrastructure such as routers, firewalls, switching, VLANs, ports, and access control configurations. • Manage directory services and policy administration, including Active Directory, Azure Active Directory, and Group Policy settings. • Support virtual server platforms and related infrastructure across VMware and Hyper-V environments. • Assist with backup and disaster recovery solutions to help protect client systems and data availability. • Coordinate with vendors and internal team members to address complex issues, communicate progress, and resolve escalated incidents. • Record service activity, time, expenses, and technical notes accurately in ConnectWise while following the assigned daily schedule.
2026-04-30T00:00:00Z

Network Engineer III

Great Neck, NY
onsite
Temporary / Contract
42 - 47 USD / Hourly
Position OverviewWe are seeking a Senior Network Engineer to support a mission‑critical government environment in Kings Point, NY. This onsite role requires hands‑on expertise designing, implementing, maintaining, and troubleshooting enterprise‑level network infrastructure in a structured and regulated setting.The ideal candidate is technically strong, detail‑oriented, and comfortable working in a secure customer‑facing environment. Key Responsibilities<ul><li>Design, implement, configure, and maintain LAN, WAN, DMZ, and wireless networks</li><li>Provide Level 2 and Level 3 network and systems support</li><li>Configure, test, and maintain Cisco switches and routers</li><li>Design, plan, and optimize enterprise wireless networks</li><li>Support Aruba wireless and Network Access Control (NAC) architecture</li><li>Configure and manage firewalls, VPNs, and network access security tools</li><li>Support Nutanix Prism and Acropolis Hypervisor</li><li>Administer Active Directory and Group Policy in Windows Server and Windows 11 environments</li><li>Develop and implement PowerShell scripts for automation</li><li>Create and maintain detailed technical documentation</li><li>Ensure compliance with NIST and FISMA standards</li><li>Collaborate cross‑functionally to improve stability, performance, and security</li></ul>
2026-04-28T00:00:00Z

Systems Administrator

Port Chester, NY
onsite
Permanent / Full Time
100000 - 120000 USD / Yearly
We are looking for a Systems Administrator to support and enhance the daily technology operations of our organization in Rye Brook, New York. This role combines infrastructure oversight, end-user support, vendor coordination, and project execution, making it ideal for someone who is comfortable balancing strategic priorities with hands-on technical work. The successful candidate will help maintain a reliable IT environment, guide technology-related initiatives, and serve as a trusted resource for employees and business partners. Responsibilities: • Oversee core systems administration activities across server, virtualization, messaging, fax, and hosted network environments to maintain stable and secure operations. • Lead technology initiatives from planning through deployment, while also participating directly in implementation and follow-through. • Provide first-line technical assistance to employees by troubleshooting desktops, printers, scanners, and other day-to-day workstation issues, and offering practical user guidance. • Administer IT spending by tracking budget needs, evaluating technology purchases, and coordinating procurement activities. • Act as a key point of coordination between staff, operational teams, leadership, and external providers to ensure technology needs are clearly communicated and addressed. • Perform routine maintenance tasks such as reviewing system logs, applying updates to servers and workstations, and managing backup processes for both local and remote environments. • Supervise relationships with a broad group of technology vendors, including managed service partners, to support service quality and issue resolution. • Support employee onboarding and offboarding by preparing, assigning, updating, and removing technology access and equipment as needed. • Assist clients and internal stakeholders with a variety of technical needs, and contribute to website upkeep or scripting-related improvements when applicable.
2026-04-21T00:00:00Z