Job Description
Senior Network Engineer (Cisco / Enterprise)
Pay Range: $75/hour to $81/hour
Overview
We are seeking a highly experienced Senior Network Engineer to support, design, and secure large-scale enterprise network environments. This role is hands-on and strategic, requiring deep expertise in Cisco networking, security architecture, and full lifecycle network implementations. Candidates must have extensive experience working in complex enterprise environments with 5,000–15,000+ network nodes.
Responsibilities
- Design, architect, and provide engineering support for enterprise network and systems infrastructure
- Develop and implement network standards, policies, and procedures
- Serve as a technical mentor for Network Engineers and provide team leadership
- Perform maintenance, upgrades, and lifecycle management of:
- Routers, switches, firewalls
- Remote access systems
- Network management and monitoring systems
- Monitor network connectivity and ensure high-quality, reliable data transmission
- Provide technical support across LAN, WAN, MAN, wireless, security, and cloud-based networks
- Manage day-to-day network operations and ensure adherence to enterprise SLAs
- Evaluate new applications and technologies for impact on existing infrastructure and security posture
- Coordinate and support network vulnerability assessments and penetration testing efforts
- Implement remediation strategies and threat mitigation solutions
- Collaborate with project managers, IT teams, vendors, contractors, and consultants
- Participate in security policy creation, reviews, and compliance initiatives
- Design, implement, and maintain perimeter and internal network security systems
- Own and secure enterprise data networks, including:
- Network perimeter
- Remote access
- WAN
- Data centers
- Wired and wireless environments
- Identify, troubleshoot, and resolve complex network hardware and software issues
- Promote governance, compliance, scalability, performance, and reliability across the network infrastructure
Required Qualifications
- 10+ years of experience as a Senior Network Engineer in large enterprise environments
- Proven hands-on experience with Cisco SDA and TrustSec (full lifecycle implementation experience strongly )
- Extensive experience supporting enterprise networks with 5,000–15,000+ nodes
- 10+ years of hands-on configuration and support of Cisco routers, switches, and related infrastructure
- Experience in complex, multi-platform, multi-protocol network environments
- Strong background in planning, designing, and documenting Cisco-based enterprise networks
- Expertise in:
- LAN, WAN, MAN, Metro Ethernet
- Routing, topology, QoS, multicast, and network protocols
- MPLS, NAC, VPN, remote access solutions
- Firewalls, IDS/IPS, security devices, NAT/PAT
- ACS, Adaptive Authentication, SecurID
- RADIUS / LDAP / TACACS
- Wireless networking
- Packet-level network traffic analysis expertise
- Experience with network monitoring, analysis, and management tools
- Strong project management, leadership, and interpersonal skills
- Ability to work independently while mentoring and leading other engineers
:
- Healthcare industry experience