TIER III Network Support Specialist

System One; Washington (District of Columbia); Hybrid; USD 108,000 - 132,000; Full time

Benefits offered by this job

Full benefits package

Job summary

System One is seeking a Tier III NOC Technician in Washington, DC, with 4 days onsite and 1 day remote. The role is a perm position with full benefits and a compensation around $120K, depending on experience and certs.

The candidate must hold one or more high-level certifications (CCNP, CCNP Security, JNCIP or equivalent) and bring extensive enterprise networking experience across routing, switching, security, and incident management. You'll mentor junior staff and lead major incident response.

Qualifications

• Bachelor’s degree or equivalent experience.
• 7+ years in network ops/engineering/sys admin.
• 5+ years in 7x24x365 NOC or mission-critical environment.
• Senior escalation point for complex technical issues.
• Experience with large-scale enterprise networks.
• Expert-level routing/switching (BGP/OSPF/EIGRP/MPLS).
• Packet analysis with Wireshark/tcpdump.
• Security: firewalls, IDS/IPS, VPN, NAT.
• Multi-vendor equipment: Cisco/Juniper/Palo Alto/Arista/F5.
• Monitoring: SolarWinds/Nagios/Splunk/NetFlow.
• DNS/DHCP/NTP and protocols knowledge.
• Load balancing and HA architectures.
• Data center networking and virtualization.
• Scripting: Python/Ansible/PowerShell/Bash.
• ITIL knowledge.
• Cloud networking (AWS/Azure/GCP) & DevOps.
• Work under pressure; on-call.
• Shift flexibility.

Responsibilities

• Serve as final escalation point for Tier 1/2 incidents.
• Lead troubleshooting of critical network outages.
• Root cause analysis and preventive actions.
• Provide technical leadership to junior NOC technicians.
• Design and implement network optimization and automation.
• Packet/protocol troubleshooting.
• Coordinate with vendors/service providers.
• Develop and maintain NOC procedures and runbooks.
• Lead Major Incident Management calls.
• Monitor network capacity and traffic patterns.
• Collaborate with engineering/security/systems teams.

Skills

Senior escalation point

7x24x365 NOC

Enterprise networking

Packet analysis

Leadership/mentoring

Incident management

TCP/IP

Scripting (Python/PowerShell)

Vendor coordination

Communication skills

Education

Bachelor’s degree or equivalent

Tools

Cisco

Juniper

Palo Alto

Arista

F5

SolarWinds

Nagios

Splunk

NetFlow

Job description

Job Description

Job Description

** Tier III NOC Technician**

** Washington, DC - metro accessible, 4 days onsite, 1 day remote**

** Perm position, full benefits package, $120K, perhaps some flex depending on experience and certs**

MUST HAVE ONE OR MORE HIGH LEVEL CERTIFICAITON: CCNP, CCNP Security, JNCIP, or equivalent

RESPONSIBILITIES

• Serve as the final escalation point for complex Tier 1 and Tier 2 incidents requiring advanced technical expertise

• Lead troubleshooting and resolution of critical network outages, performance degradation, and complex technical issues

• Perform root cause analysis on major incidents and develop preventive measures to avoid recurrence

• Provide technical leadership and guidance to junior NOC technicians during critical incidents

• Design and implement solutions for network optimization, automation, and performance improvements

• Conduct in-depth packet analysis and protocol troubleshooting to diagnose complex connectivity issues

• Configure and troubleshoot advanced network devices including core routers, multilayer switches, firewalls, and load balancers

• Participate in and lead Major Incident Management calls with stakeholders and executive leadership

• Develop, maintain, and improve NOC procedures, runbooks, and technical documentation

• Perform advanced network and system performance analysis using multiple monitoring and diagnostic tools

• Collaborate with Network Engineering, Security, and Systems Administration teams on complex cross-functional issues

• Evaluate and recommend improvements to network architecture, monitoring capabilities, and operational processes

• Mentor and train Tier 1 and Tier 2 technicians on troubleshooting techniques and best practices

• Participate in change advisory board (CAB) reviews and provide technical assessments of proposed changes

• Execute complex network changes during maintenance windows with minimal service disruption

• Monitor and optimize network capacity, bandwidth utilization, and traffic patterns

• Coordinate with vendors and external service providers to resolve carrier and equipment issues

• Develop and maintain disaster recovery procedures and participate in failover testing

• Implement network security measures and respond to security incidents in coordination with security teams

• Create and present technical reports on network performance, incidents, and trends to management

• Participate in on-call rotation as the senior technical escalation resource

• Stay current with emerging technologies and industry best practices to continuously improve operations

REQUIREMENTS

• Bachelor’s degree OR equivalent experience

• 7+ years of experience in network operations, network engineering, or systems administration

• 5+ years of experience working in a 7x24x365 NOC or similar mission-critical environment

• Demonstrated experience as a senior escalation point for complex technical issues

• Supporting large-scale enterprise networks with thousands of users

• Expert-level knowledge of network protocols, routing, and switching (BGP, OSPF, EIGRP, MPLS, spanning-tree, VLAN)

• Advanced troubleshooting skills using packet analysis tools (Wireshark, tcpdump)

• Deep understanding of network security technologies including firewalls, IDS/IPS, VPN, and NAT

• Extensive experience with enterprise network equipment from multiple vendors (Cisco, Juniper, Palo Alto, Arista, F5)

• Proficiency with network monitoring and management platforms (SolarWinds, Nagios, Splunk, NetFlow/sFlow analysis)

• Knowledge of TCP/IP stack, network services (DNS, DHCP, NTP), and application protocols

• Expertise in load balancing, traffic engineering, and high-availability architectures

• Strong understanding of data center networking, fabric technologies, and virtualization

• Routing policy implementation and traffic optimization techniques

• Advanced troubleshooting skills across multiple technology domains (network, systems, applications, security)

• Ability to interpret network diagrams, technical specifications, and vendor documentation

• Strong analytical and critical thinking skills for solving complex problems under pressure

• Leadership and mentoring skills for guiding junior team members

• Excellent written and verbal communication skills across stakeholder levels

• Proven incident management ability, including leading bridge calls and coordinating resources during major incidents

• Proficiency with scripting and automation tools (Python, Ansible, PowerShell, Bash)

• Deep understanding of ITIL framework (Incident, Problem, Change Management)

• Knowledge of cloud networking architectures (AWS, Azure, GCP) and DevOps practices

• Ability to work effectively under extreme pressure and make rapid technical decisions

• Flexibility to work rotating shifts including nights, weekends, and holidays

• Strong documentation skills and commitment to accurate technical records

Company Description

System One is a leading provider of specialized, highly technical services and solutions to critical infrastructure, technology, life sciences, and government sectors. We partner with large private and public organizations who trust us to execute their complex, mission-critical initiatives through our outsourced services and workforce solutions.

Company Description

System One is a leading provider of specialized, highly technical services and solutions to critical infrastructure, technology, life sciences, and government sectors. We partner with large private and public organizations who trust us to execute their complex, mission-critical initiatives through our outsourced services and workforce solutions.