Senior Network Engineer

Job Title

Job Description:

• Provides daily oversight and guidance in managing operational matters and mentoring entry level engineers in all aspects of networking.
• Responsible for the critical review of, and providing recommendations on, networks or network service design, maintenance, and implementation, including operational considerations based on customer requirements, operational experience and technical knowledge.
• Responsible for the architectural design, deployment and documentation of new network requirements and changes to current network configurations.
• Oversee a major network architecture upgrade to include white-paper design, deployment, and configuration of devices.
• Provide fault analysis, isolation and correction, configuration, and upgrades of network devices to include Cisco Routers, Firewalls, and Switches.
• Provide support for customer networks involving cross-domain solutions, including VPNs, one-way data transfers, unclassified mission related infrastructures, and Taclane 175 encryption devices. Specific configurations include routing using MPLS/VPLS, OSPF, EIGRP at the Core and Distribution devices and switching at the Access devices.
• Experience in reverse engineering systems to detail the required system specifications, external interfaces and environmental requirements.
• Build systems and networks that would support the system and integrate it into the customer infrastructure.
• Provides recommendations and critical reviews of network or network service design, maintenance, and implementation, including operational considerations based on customer requirements, operational experience, and technical knowledge.
• Configure and troubleshoot Cisco catalyst switches (Spanning Tree, Port Security, VTP, Ether channels, VLANs)
• Configure and troubleshoot Cisco ASR routers (including HSRP, OSPF, BGP, route-map)
• Configure/Troubleshoot Cisco ASA firewalls
• Configuring and troubleshooting BIND, DHCP, and DNS servers
• Configure and troubleshoot / SSL / TLS based issues
• Troubleshoot ACL/NAT issue on ASAs
• Create router/switches templates for network standardization
• Monitors system performance and implements performance tuning
• Use of Linux network troubleshooting tools to solve complex network issues (tcpdump, ssldump, curl, wget, mtr, tcp traceroute, nmap, openssl, tshark)
• Develop bash and/or python scripts, utilities and tools used for network troubleshooting
• Troubleshoot various DNS, SMTP, IP routing, latency, and connectivity issues
• Implement TCP/IP & related services-DHCP/DNS
• Install/Upgrade Cisco Switches and Firewalls (ASA) IOS using TFTP
• Implement SSH/RADIUS authentication on Cisco Hardware
• Troubleshoot network problems using Protocol Analyzers
• Maintain all LAN/WAN connectivity
• Document network problems and resolution for future reference using Vizio
• Oversee software and network security
• Tier 3, On-call/after-hours support

Required Experience:

• CISCO - Routers / Switches
• ASA Firewalls

Salary: $190,000 - $200,000 annually

Excellent benefits package including 25 days PTO, 11 paid holidays, 100% employer-paid healthcare for employees and dependents – available day 1, 8% 401(k) employer match – immediate vesting. Disclaimer: The salary range provided is an estimate based on current market conditions and may be adjusted based on factors such as experience, skills, and qualifications. The final salary offer will be determined after a thorough review of the candidate's background and alignment with the role. Please note that this range is subject to change and should be considered as a guideline rather than a definitive figure. Shield Consulting Solutions is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.