Job Summary
TEKsystems is seeking a Senior Network Engineer to lead the architecture, optimization, and auditing of Cisco-based core network infrastructure. This remote role offers flexibility with preferred on-site presence in Salisbury, NC; Greenville, SC; Quincy, MA; or Chicago, IL. You’ll serve as the subject matter expert (SME) for core routing and switching, ensuring a third-party provider maintains high standards of network performance, security, and documentation. This is a critical position for maintaining global network stability and high availability.
Key Responsibilities
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Architect, deploy, and maintain Cisco core routing and switching platforms across data centers and branch locations.
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Design and optimize BGP routing policies, including route reflectors, peering strategies, and traffic engineering.
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Troubleshoot complex Layer 3 routing and Layer 2 switching issues in high-availability environments.
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Collaborate with cross-functional teams to support cloud connectivity, SD-WAN, and hybrid network models.
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Implement and maintain network monitoring, alerting, and performance tools.
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Lead network upgrades, migrations, and capacity planning initiatives.
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Ensure compliance with security standards, network segmentation, and firewall rule design.
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Document network topologies, configurations, and operational procedures.
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Mentor junior engineers and provide escalation support for critical incidents.
Required Qualifications
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7+ years of experience in enterprise network engineering.
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Expert-level knowledge of BGP, including route filtering, redistribution, and convergence optimization.
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Strong hands-on experience with Cisco Catalyst, ASR, and Nexus platforms.
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Proficiency in OSPF, EIGRP, and MPLS technologies.
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Familiarity with network security principles, including ACLs, VPNs, and firewalls.
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Excellent analytical, troubleshooting, and documentation skills.
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Experience with network automation (Python, Ansible) is a plus.
Pay & Benefits
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Hourly Rate: $50.00 – $70.00/hr
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Medical, dental & vision coverage
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Critical illness, accident, and hospital insurance
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401(k) Retirement Plan with pre-tax and Roth options
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Life insurance (employee and dependents)
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Short and long-term disability
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Health Savings Account (HSA)
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Transportation benefits
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Employee Assistance Program
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Paid time off, vacation, and sick leave
Workplace Type
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Fully remote with potential hybrid FTE opportunity (3 days onsite)
Application Deadline:
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October 17, 2025
About TEKsystems
TEKsystems partners with clients to activate ideas and solutions that drive transformation. With 80,000 team members serving over 6,000 clients, including 80% of the Fortune 500, TEKsystems delivers Full-Stack Technology Services and Talent Services globally. We are committed to equality and consider all applicants without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, or any legally protected characteristic.