Network Security Engineer

Valiant Technologies LLC; New York (NY); Presencial; USD 91.000 - 124.000; Jornada completa

Descripción de la vacante

Valiant Technologies LLC in Liverpool, NY is seeking a Network Security Engineer to design, implement, and manage enterprise‑class network security across multiple sites. You will maintain firewalls, routing and switching, VPNs, monitoring tools, and documentation to safeguard systems.

Candidates should have 3+ years of hands‑on experience with Cisco IOS, network hardware installation, vulnerability assessments, and remote datacenter support.

Formación

• 3+ years of hands-on network engineering/security experience with strong knowledge of firewalls, routers, switches, TCP/IP, VPNs, DNS, DHCP, SNMP, load balancing, and network troubleshooting.
• US work authorization: US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other as applicable.

Responsabilidades

• Manage and maintain enterprise-grade firewalls.
• Configure and troubleshoot routing and switching infrastructure.
• Support multi-site network environments and remote datacenters.
• Perform vulnerability assessments and remediation activities.
• Maintain patching, backups, monitoring, and network security tools.
• Participate in 24x7 on-call rotation.
• Create and maintain network diagrams and documentation.
• Travel up to 25% to support sites and infrastructure projects.

Conocimientos

Network security engineering

Firewall administration

Routing & switching

Network infrastructure

Vulnerability assessments

Network monitoring

Backups & recovery

Rack & stack

Cisco IOS upgrades

Microsoft Visio

Remote site support

NERC CIP experience

Descripción del empleo

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Job Title:Network Security Engineer
Location:Liverpool, NY
Duration:12 Months + Extension
Bill Rate:$78/hour
Job Type:W-2, 1099, C2C
Client:To Be Discussed Later
Work Authorization:US-Citizen, H-1B, OPT-EAD, GC-EAD
Job Description:

• Network Security Engineering experience
• Strong Firewall Administration (rule creation, policy management, security hardening)
• Routing & Switching expertise
• Routers, Switches, and Network Infrastructure support
• Network Vulnerability Assessments & Security Scanning
• Network Monitoring, Syslog, and Log Management
• Network Backup & Recovery
• Rack & Stack / Hardware Deployment
• Cisco IOS Upgrades and Network Hardware Installation
• Microsoft Visio
• Ability to support multiple remote sites and datacenters
• Experience with NERC CIP environments preferred

Responsibilities:

• Manage and maintain enterprise-grade firewalls.
• Configure and troubleshoot routing and switching infrastructure.
• Support multi-site network environments and remote datacenters.
• Perform vulnerability assessments and remediation activities.
• Maintain patching, backups, monitoring, and network security tools.
• Participate in 24x7 on-call rotation.
• Create and maintain network diagrams and documentation.
• Travel up to 25% to support sites and infrastructure projects.

Target Background:

Candidates should have 3+ years of hands-on network engineering/security experience with strong knowledge of firewalls, routers, switches, TCP/IP, VPNs, DNS, DHCP, SNMP, load balancing, and network troubleshooting.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.