TIER 3 NOC NETWORK ENGINEER - Must have active TS/SCI

NorthHill Technology Resources LLC; Lorton (VA); On-site; USD 120,000 - 160,000; Full time

Job summary

NorthHill Technology Resources LLC in Lorton, VA seeks a Tier 3 NOC Network Engineer with an active TS/SCI clearance. The role is on-site at a client location in Lorton, VA, offering leadership over Tier 1/2 escalations and advanced troubleshooting.

Responsibilities include incident resolution, performance analysis, network design and integration of new technologies, mentorship, security policy support, and on-call rotations, with on-site team management and invoicing support.

Qualifications

• Bachelor’s degree in CS/IT or equivalent experience.
• 5+ years in network operations or related roles.
• Expert-level understanding of TCP/IP, BGP, OSPF, MPLS, VLANs, and VPNs.
• Hands-on with Cisco/Juniper and other enterprise gear.
• Proficient with SolarWinds, Wireshark, PRTG.
• Strong network security knowledge: firewalls, IDS/IPS, and ACLs.
• CCNP or equivalent certification highly desirable.

Responsibilities

• Serve as escalation point for Tier 1/2 network issues.
• Lead diagnosis and resolution of critical incidents to minimize downtime.
• Conduct deep-dive performance analysis to identify optimization.
• Design, implement, maintain network configurations and upgrades.
• Collaborate with architects on design and capacity planning.
• Oversee integration of new network technologies.
• Mentor Tier 1/2 NOC personnel.
• Ensure security standards and contribute to policies.
• Maintain up-to-date network documentation.
• Participate in on-call rotations and respond to emergencies.
• On-site team management including mentoring and time reporting.
• Assist with business development and invoicing processes.

Skills

Network engineering

Team leadership

Troubleshooting

On-call readiness

Security concepts

Education

Bachelor’s degree in CS/IT

Tools

Cisco devices

Juniper devices

SolarWinds

Wireshark

PRTG

Job description

TIER 3 NOC NETWORK ENGINEER - Must have active TS/SCI

• Lorton, VA
• Information Technology

Our client has an immediate need for aTIER 3NOC NETWORK ENGINEER to workfull-time on site at their client location in LORTON, VA. This position requires an activeTS/SCI level clearance.
Opportunity:
Our client is seeking a highly skilled and experienced Senior NOC Network Engineer (Tier 3) Supervisor to join our team in Lorton, Virginia. This role is perfect for individuals with advanced network operations expertise, capable of handling high-level troubleshooting and leading network improvement initiatives.

• Serve as the escalation point for complex network issues from Tier 1 and Tier 2 support.
• Lead the diagnosis and resolution of critical network incidents to minimize downtime.
• Conduct deep-dive network performance analysis and proactively identify areas for optimization.
• Design, implement, and maintain network configurations, upgrades, and solutions.
• Collaborate with network architects and other teams on network design and capacity planning.
• Oversee the integration of new network technologies and solutions into existing infrastructure.
• Provide mentorship and technical guidance to Tier 1 and Tier 2 NOC personnel.
• Ensure network security standards are adhered to and contribute to the development of security policies.
• Maintain up-to-date documentation on network architecture, configurations, and processes.
• Participate in on-call rotations and respond to network emergencies as needed.
• Provide on-site team management including:
• Mentoring of junior team members
• Management of time reporting/forecasting for the team
• Assist with Business Development activities
• Ownership of weekly/monthly contractually required communications with Prime
• Assist with monthly invoicing processes to ensure accurate billing to the customer

Our client has an immediate need for aTIER 3NOC NETWORK ENGINEER to workfull-time on site at their client location in LORTON, VA. This position requires an activeTS/SCI level clearance.
Opportunity:
Our client is seeking a highly skilled and experienced Senior NOC Network Engineer (Tier 3) Supervisor to join our team in Lorton, Virginia. This role is perfect for individuals with advanced network operations expertise, capable of handling high-level troubleshooting and leading network improvement initiatives.

• Serve as the escalation point for complex network issues from Tier 1 and Tier 2 support.
• Lead the diagnosis and resolution of critical network incidents to minimize downtime.
• Conduct deep-dive network performance analysis and proactively identify areas for optimization.
• Design, implement, and maintain network configurations, upgrades, and solutions.
• Collaborate with network architects and other teams on network design and capacity planning.
• Oversee the integration of new network technologies and solutions into existing infrastructure.
• Provide mentorship and technical guidance to Tier 1 and Tier 2 NOC personnel.
• Ensure network security standards are adhered to and contribute to the development of security policies.
• Maintain up-to-date documentation on network architecture, configurations, and processes.
• Participate in on-call rotations and respond to network emergencies as needed.
• Provide on-site team management including:
• Mentoring of junior team members
• Management of time reporting/forecasting for the team
• Assist with Business Development activities
• Ownership of weekly/monthly contractually required communications with Prime
• Assist with monthly invoicing processes to ensure accurate billing to the customer

Qualifications:

• Bachelor’s degree in computer science, information technology, or a related field (or equivalent experience).
• 5+ years of experience in network operations, engineering, or a similar role.
• Expert-level understanding of networking protocols, including TCP/IP, BGP, OSPF, MPLS, VLANs, and VPNs.
• Hands-on experience with Cisco, Juniper, and/or other enterprise network equipment.
• Proficiency with network monitoring and diagnostic tools (e.g., SolarWinds, Wireshark, PRTG).
• Strong knowledge of network security principles, including firewall management, IDS/IPS, and access control.
• Proven ability to lead incident response and troubleshoot complex network issues.
• Experience with cloud networking concepts, such as AWS, Azure, or hybrid environments, is a plus.
• Industry certifications such as CCNP andequivalent are highly desirable.

Requirements:

• Must be within driving distance of Lorton, VA, or willing to relocate (Relocation Assistance Package Available).
• Must be willing to work onsite.
• Must have an active TS/SCI security clearance
• Must be willing to work non-standard hours, including on-call duties.
• Must meet DoD 8570 IAT Level II certification requirements (e.g., Security+ CE, CCNA Security, etc.).

What is Important to Us:

• You are an excellent communicator in writing and speaking.
• You have the ability to work independently but also value teamwork.
• Your problem-solving skills are excellent.
• You are looking for a job where performance appraisals occur regularly, and you look forward to advancing your career.
• You seek a community of virtue-centered co-workers and clients.