L2 Network Engineer

We are seeking a skilled and dedicated Network Engineer to support and maintain a large-scale, enterprise-level data center network. This role focuses heavily on Layer 2 (L2) network operations, including troubleshooting, installs, cabling, audits, and device decommissions, with an emphasis on the ongoing transition from Cisco Nexus to Arista data center hardware.

This position is ideal for candidates with foundational experience in Cisco Nexus environments who are eager to expand their expertise with Arista platforms and grow within a highly dynamic, large-scale data center setting. You will collaborate closely with senior engineers, network designers, and cross-functional teams to ensure reliable, secure, and efficient network operations.

Key Responsibilities
1) Layer 2 Network Operations & Troubleshooting
o Serve as an initial point of contact for L2-related technical issues, including port configuration, patching, decommission requests, and incident response generated by network alerts.
o Analyze and resolve L2 network issues such as connectivity, performance, and configuration problems.
o Utilize network monitoring and alerting tools to identify, troubleshoot, and remediate network anomalies.

2) Network Device Installs, Maintenance & Decommissions
o Install, configure, and deploy network devices (switches, routers, and related data center hardware) in alignment with established standards and best practices.
o Support routine network maintenance activities, including upgrades, reboots, hardware replacements, and migrations.
o Safely decommission network devices and cabling, ensuring proper documentation and updates to network records.

3) Patching, Cabling & Physical Infrastructure
o Perform network patching and labeling for devices and ports across the data center.
o Plan, install, verify, and maintain copper and fiber cabling infrastructure.
o Conduct physical hardware audits and verifications to ensure accuracy, compliance, and operational readiness.

4) Network Audits & Documentation
o Participate in internal L2 network reviews and conduct periodic network audits to assess performance, security, and adherence to company and industry standards.
o Document installs, changes, and decommissions, and generate reports with recommendations for improvement.

5) Change Management & After-Hours Support
o Participate in external Change Board discussions and technical review meetings as required.
o Support after-hours change requests, including port turn-ups, port defaults (decom), migrations, and other network-related activities.
o Participate in a rotating On-Call schedule (Thursday to Thursday) to support after-hours incident response.

6) Collaboration & Team Engagement
o Work closely with senior network engineers, network designers, architects, system administrators, and security teams on complex designs and troubleshooting efforts.
o Collaborate across teams to support large-scale migrations (Cisco to Arista), audits, and operational initiatives.
o Contribute to knowledge sharing and continuous improvement within the network engineering team.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required / Essential Requirements
o 3–5 years of professional experience in network operations or IT support within a large enterprise or data center environment.
o Proven experience performing L2 network troubleshooting, including device installations, network cabling, and resolving complex connectivity issues.
o Hands-on experience supporting large-scale data center network operations, including break/fix, maintenance, and operational support.
o Demonstrated ability to drive network issues to resolution during Major Incident (MI) calls in high-pressure environments.
o Strong hands-on experience with Cisco Nexus switches, specifically 7K and 9K series hardware (required).
o Solid understanding and troubleshooting experience with data center cabling types, including RJ-45, LC, MPO, DAC, and Twinax.
o Strong knowledge of network equipment from leading vendors such as Cisco and Arista.
o Proficiency with network monitoring and diagnostic tools to identify, analyze, and resolve network issues.
o Familiarity with data center operations, including network device maintenance and lifecycle management.
o Working knowledge of modern data center architectures:
-- Spine and Leaf architectures, including common underlay/overlay technologies
-- 3‑Tier architectures, with technologies such as Spanning Tree and BGP
o Ability to manage multiple tasks, prioritize effectively, and operate in a fast‑paced, 24/7 production environment.
o Strong problem-solving skills, attention to detail, and a methodical approach to troubleshooting.
o Excellent communication and collaboration skills, with the ability to work effectively across teams and during incident bridges.
o Willingness to learn and support circuit integrations and load-balancing solutions as part of ongoing network evolution.


Preferred / Desirable Requirements
o Experience working with Arista network devices.
o Experience using Arista CloudVision for network monitoring, analytics, and management.
o Exposure to or experience with network automation and scripting.
o CCNA, Arista L2 Certification, or actively working toward a relevant networking certification.
o Additional experience supporting large-scale data center environments with complex, high-availability network designs.

o Degree or Certifications in Computer Science, Information Technology, or a related field.
o Cisco DCNM and/or Cloud Vision experience


This role is onsite in Kings Mountain, NC

Compensation: $30/hr to $35/hr
**Exact compensation may vary based on several factors, including skills, experience, and education.

Employees in this role will enjoy a comprehensive benefits package starting on day one of employment, including options for medical, dental, and vision insurance. Eligibility to enroll in the 401(k) retirement plan begins after 90 days of employment. Additionally, employees in this role will have access to paid sick leave and other paid time off benefits as required under the applicable law of the worksite location.

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.