Lumen Technologies · 8 hours ago
Lead IT Infrastructure Engineer
United States
Full-time
Remote
Senior Level, Lead/Staff
$104K/yr - $138K/yr
5+ years expLumen Technologies connects the world by igniting business growth through secure and efficient connections. The Lead IT Infrastructure Engineer will provide expert technical direction for enterprise-level network infrastructure while mentoring junior engineers and collaborating with cross-functional teams to ensure optimal network performance and security.
Big DataInformation ServicesInfrastructureOptical CommunicationSecurityTelecommunicationsVoIPWireless
No H1B
U.S. Citizen Only
Responsibilities
Implement and maintain enterprise network infrastructures, including LAN, WAN, and WLAN ensuring optimal performance and security
Understand, configure, and troubleshoot Data Center environments using Cisco ACI and NXOS platforms
Monitor and optimize network performance through advanced diagnostic tools (protocol analyzer, NetBrain, statistical analysis, etc), implementing necessary adjustments for enhanced efficiency
Implement and manage cloud network architectures, including hybrid and multi-cloud environments, ensuring seamless integration with on-premises systems
Provide high-level technical guidance and resolve escalated issues from lower support tiers while maintaining system stability and fostering a culture of knowledge sharing
Develop and maintain comprehensive network documentation, including detailed network diagrams, design references, and standard operating procedures
Collaborate with technology vendors and stakeholders to implement business-focused networking solutions
Utilize automation tools and scripts to streamline and improve efficiency for network deployments and operations
Qualification
Required
Bachelor's degree or equivalent education and experience with typically 5+ years Enterprise level support and design experience
Proven experience in designing and maintaining ACI and NXOS environments
Demonstrated expertise in implementing and managing enterprise-level services including advanced routing protocols (BGP and OSPF), virtual routing (VRFs), and network segmentation
Comprehensive knowledge of network hardware configuration and maintenance, including platforms such as Cisco, Arista, or Juniper
Advanced understanding of TCP/IP networking principles, OSI model, and enterprise network architecture best practices
Experience in cloud networking technologies and services, such as AWS, Azure, or Google Cloud, with experience in designing and managing hybrid and multi-cloud environments
Proficiency in network automation tools and scripting languages (e.g., Python, Ansible, JSON) to enhance operational efficiency
Familiar with enterprise network security systems, including next-generation firewalls, IDS/IPS, and DDoS mitigation strategies for at least 3 years
Understanding of network traffic load-balancing technologies, such as local traffic management and global server load-balancing
Must be a US Citizen or Permanent Resident/Green Card for consideration for this position
Benefits
Health
Life
Voluntary Lifestyle benefits
Company
Lumen Technologies
Lumen delivers the most secure platform for applications and data to help businesses, government and communities deliver amazing experiences
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$2.44B2025-09-04Post Ipo Debt· $425M
2025-08-04Post Ipo Debt· $2B
2023-05-22Post Ipo Equity
Leadership Team
Kate Johnson
President and CEO
Sean Alexander
Senior Vice President of Connected Ecosystems
Recent News
2026-02-08
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2026-02-07
2026-02-04
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