Senior Core Network Engineer

Saransh Inc; United States; Remote; USD 96,000 - 193,000; Full time

Job summary

Saransh Inc is seeking a Senior Core Network Systems Engineer to assess, design, and maintain network and server infrastructure across data communications hardware and software. The role includes planning, installation, reconfiguration, and disaster recovery planning.

You will maintain expertise in routers, firewalls, switches, and related interconnects, develop and enforce network policies, and contribute to architecture documentation and dataflow diagrams.

Qualifications

• Minimum 8 years in managing local and wide area networks in multi-platform environments.
• Proficient with Linux and Windows Server, YAML, Ansible, shell scripting.
• Experience with NMS, RADIUS and TACACS.
• Proven ability to troubleshoot complex networking issues.
• Experience with DNS, DHCP and IP addressing management and subnetting.

Responsibilities

• Troubleshoots complex network issues on the corporate network.
• Maintains, supports and administers servers, LAN/WAN, Wireless and VPN technologies.
• Identifies and resolves connectivity problems between systems and vendors.
• Installs, configures, manages, upgrades network switches, routers, firewalls, and related infrastructure.
• Supports servers including Hypervisor Hosts, Windows and Linux OS.
• Works with Vendors to implement IPsec tunnels and access vendor apps.
• Configures and maintains systems and installs/upgrades hardware and software.
• Provides hardware/software support to IT personnel, customers and offices.
• Communicates with internal customers, vendors and IT staff to complete projects.

Skills

Linux

Windows Server

DNS/DHCP

TCP/IP

BGP/OSPF

VXLAN

ACLs

VLANs

IPsec

Networking

Education

Bachelor's in CS/IT

Tools

VMware ESXi

XenServer

Proxmox

Cisco devices

Juniper devices

F5 BIG-IP

pfSense/Netgate

Job description

• The Senior Core Network Systems Engineer should have demonstrable experience in assessing, designing and maintaining network and server infrastructure, including planning, evaluating, coordinating and performing installation and reconfiguration of hardware and software elements of data communications.
• Maintains technical expertise in network and computer hardware and software interconnection and interfacing, such as routers, firewalls and switches.
• The role requires providing regular monitoring and network analysis regarding short- and long-term planning, including disaster recovery.
• Develops, tests and implements solutions that support current and future needs.
• Creates and maintains appropriate network policies, including operational, troubleshooting, and escalation guides in addition to architecture documentation and dataflow.

Essential Duties And Responsibilities

• Troubleshoots complex network issues on the corporate network.
• Maintains, supports and administers servers, local/wide area network (LAN/WAN), Wireless and VPN technologies.
• Identifies and resolves connectivity problems between systems and works with vendors in troubleshooting and supporting systems and services.
• Performs the installation, configuration, management, upgrade and modification of network switches, routers, firewalls, Network Load Balancers, Wireless, VPN and other related infrastructure technologies.
• Supports the installation, configuration, management, upgrade and modification of servers including Hypervisor Hosts, Windows and Linux operating systems.
• Works with Vendors to implement remote L2L IPsec tunnels and facilitate access to necessary vendor-based applications and services.
• Configures and maintains systems, installs, upgrades and maintains hardware and software.
• Provides hardware and software support to IT personnel, customers and offices.
• Communicates with internal customers, vendors and IT personnel to complete projects.
• Works with vendors to obtain quotes and purchase hardware, software, support and other IT-related equipment and services within allotted budget.
• Travels to remote sites as needed to complete projects.

Role: Core Network Engineer

Remote (US)

Job Type: Contract

Description

• The Senior Core Network Systems Engineer should have demonstrable experience in assessing, designing and maintaining network and server infrastructure, including planning, evaluating, coordinating and performing installation and reconfiguration of hardware and software elements of data communications.
• Maintains technical expertise in network and computer hardware and software interconnection and interfacing, such as routers, firewalls and switches.
• The role requires providing regular monitoring and network analysis regarding short- and long-term planning, including disaster recovery.
• Develops, tests and implements solutions that support current and future needs.
• Creates and maintains appropriate network policies, including operational, troubleshooting, and escalation guides in addition to architecture documentation and dataflow.

Essential Duties And Responsibilities

• Troubleshoots complex network issues on the corporate network.
• Maintains, supports and administers servers, local/wide area network (LAN/WAN), Wireless and VPN technologies.
• Identifies and resolves connectivity problems between systems and works with vendors in troubleshooting and supporting systems and services.
• Performs the installation, configuration, management, upgrade and modification of network switches, routers, firewalls, Network Load Balancers, Wireless, VPN and other related infrastructure technologies.
• Supports the installation, configuration, management, upgrade and modification of servers including Hypervisor Hosts, Windows and Linux operating systems.
• Works with Vendors to implement remote L2L IPsec tunnels and facilitate access to necessary vendor-based applications and services.
• Configures and maintains systems, installs, upgrades and maintains hardware and software.

Customer & Vendor Support / Collaboration

• Provides hardware and software support to IT personnel, customers and offices.
• Communicates with internal customers, vendors and IT personnel to complete projects.
• Works with vendors to obtain quotes and purchase hardware, software, support and other IT-related equipment and services within allotted budget.
• Travels to remote sites as needed to complete projects.

Documentation & Process Management

• Creates and maintains documentation to record network and hardware topologies.
• Develops and maintains documentation.

Security, Compliance & Work Requirements

• Understands and agrees to role-specific information security access and responsibilities.
• Ensures safety and confidentiality of data and systems by adhering to the organization's information security policies.
• Reads, understands and agrees to security policies and completes all annual security and compliance training.
• Must be available to work regular business hours Pacific Standard Time.
• Must also be available to work on-call, evenings and weekends as needed.

Other Duties

• Performs other duties as required to support the business and evolving organization.

Required Qualifications

• Minimum of 8 years of relevant experience managing local and wide area networks, communications systems, and related software and hardware in a multi-platform environment, including configuring, installing, and troubleshooting switches, routers, and firewalls.
• Proficient with Linux, Windows Server, YAML, Ansible, shell scripting, etc.
• Prior experience with NMS, RADIUS and TACACS.
• Proficient working with hypervisors VMware ESXi, XenServer and Proxmox.
• Proven ability to troubleshoot complex networking issues.
• Experience with DNS, DHCP and IP addressing management and subnetting.
• Working knowledge of Virtual LANs and trunking protocol, ACLs, IPsec tunnels and their implementation.
• Experienced with configuring and troubleshooting routing/switching technologies including TCP/IP, HSRP, VRRP, BGP, OSPF, VXLAN, 802.1q, IPsec (ESP, AH, IKE), DNS, DHCP, TACACS, and RADIUS in an enterprise-class environment.
• Operational experience with configuring/troubleshooting switches, routers, firewalls, VPN, and wireless technologies including Cisco, Juniper, F5 BIG-IP (LTM, DNS/GTM, Access/AMP), Fortinet/FortiGate, pfSense/Netgate.
• Experience with various equipment assets and circuit inventory systems required.

Desired

• Education in B.S. / B.A. in Computer Science, Information Systems, Information Technology, Computer Information Systems.
• Experience and professional certifications such as Security+, CCNA (routing/switching), Network+, DoD 8570.1, and MCSE certifications may qualify in lieu of a degree.