Network Engineer

Valiant Technologies LLC; City of Albany (NY); Presencial; USD 90.000 - 130.000; Jornada completa

Descripción de la vacante

Valiant Technologies LLC is seeking an experienced network engineer to design, configure, and maintain complex enterprise networks in a data-center and office environment. You will work with LAN/WAN/WLAN, routing protocols, and security standards to ensure reliable connectivity.

Your role involves configuring Cisco devices, managing VPN connections, and collaborating with security, cloud, and application teams to resolve network issues.

Formación

• Design and maintain enterprise network infrastructure (LAN/WAN/WLAN) for data centers.
• Experience with routing protocols (BGP/OSPF/EIGRP) and IP addressing.
• Knowledge of firewall policies, ACLs, NAT, VPN concepts.
• Ability to monitor, troubleshoot, and optimize network performance.

Responsabilidades

• Designed, configured, implemented, and maintained enterprise network infrastructure.
• Configured and managed Cisco routers, switches, firewalls, and wireless access points.
• Implemented routing protocols and subnetting for scalable networks.
• Managed VLANs, VPNs, IPsec, and SSL VPN connections.
• Implemented DNS, DHCP, TCP/IP, and core network services.
• Prepared network diagrams and incident reports; supported change and problem management.

Conocimientos

Networking

Routing protocols

Switching

Network security

Network devices

WAN technologies

Network services

Descripción del empleo

Key Responsibilities

Designed, configured, implemented, and maintained enterprise network infrastructure, including LAN, WAN, WLAN, and data center networks.

Configured and managed Cisco routers, switches, firewalls, and wireless access points.

Implemented and maintained routing protocols such as BGP, OSPF, EIGRP, and static routing.

Managed VLANs, trunking, subnetting, IP addressing, and network segmentation.

Configured and maintained site-to-site VPN, remote access VPN, IPsec, and SSL VPN connections.

Implemented network security policies, firewall rules, access control lists (ACLs), and NAT configurations.

Monitored network performance, availability, and connectivity using SolarWinds, PRTG, and Wireshark.

Troubleshot network connectivity, latency, packet loss, routing, and switching issues.

Managed network devices and security solutions from Cisco, Palo Alto, Fortinet, and Juniper.

Implemented DNS, DHCP, TCP/IP, and other core network services.

Supported MPLS, SD-WAN, and enterprise WAN connectivity solutions.

Performed network upgrades, configuration backups, firmware updates, and infrastructure maintenance.

Conducted network performance analysis, capacity planning, and infrastructure optimization.

Implemented network redundancy, high availability, and disaster recovery solutions.

Collaborated with security, infrastructure, cloud, and application teams to resolve network-related issues.

Prepared network diagrams, technical documentation, configuration standards, and incident reports.

Participated in incident management, root cause analysis, change management, and production support.

Followed ITIL processes and network security best practices.

Key Technical Skills

Networking: LAN, WAN, WLAN, TCP/IP, OSI Model

Routing Protocols: BGP, OSPF, EIGRP, RIP

Switching: VLAN, STP, VTP, EtherChannel, Trunking

Network Security: ACL, NAT, VPN, IPsec, SSL VPN

Network Devices: Cisco Routers, Cisco Switches, Juniper

WAN Technologies: MPLS, SD-WAN

Network Services: DNS, DHCP, NTP, SNMP

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.