Job Overview
The Senior Network Engineer designs, implements, operates, and optimizes the organization’s enterprise network infrastructure. This role acts as a technical leader and subject-matter expert for network technologies, ensuring high availability, performance, scalability, and security across on-premises, cloud, and hybrid environments. The position involves close collaboration with infrastructure, security, cloud, and application teams to deliver reliable network services supporting business goals, along with providing technical guidance, mentorship, and architectural input for strategic initiatives, major projects, and complex troubleshooting.
Responsibilities
- Design, implement, and maintain enterprise network architectures, including LAN, WAN, WLAN, and data center connectivity.
- Lead and support network modernization initiatives, such as cloud networking, SD-WAN, network automation, and segmentation.
- Ensure network reliability, performance, and scalability through proactive monitoring, capacity planning, and optimization.
- Act as an escalation point for complex network issues, leading root-cause analysis and permanent remediation.
- Collaborate with security teams to implement and maintain network security controls, including firewalls, VPNs, segmentation, and secure access solutions.
- Develop and maintain network documentation, standards, diagrams, and operational runbooks.
- Participate in change management, ensuring network changes are planned, tested, and executed with minimal risk.
- Evaluate new technologies and vendors, providing architectural recommendations to leadership.
- Mentor junior engineers and contribute to technical knowledge sharing within the team.
- Support disaster recovery, business continuity planning, and high-availability designs.
- Travel as necessary to support on-site deployments, audits, and team collaboration.
- Other duties and responsibilities as assigned.
Qualifications
- Bachelor’s degree from an accredited institution in MIS, Computer Science, or other related field preferred.
- 7+ years of network engineering experience, prior experience in large-scale or enterprise environments preferred.
- Relevant certifications a plus (e.g., CCNP/CCIE, PCNSE, JNCIP, AWS/Azure networking).
- Advanced experience with routing and switching (BGP, OSPF, EIGRP, VLANs, STP).
- Strong knowledge of enterprise networking platforms (e.g., Cisco, Palo Alto, Fortinet, Juniper, Arista, or equivalent).
- Experience with WAN technologies, including MPLS, SD-WAN, and Internet-based connectivity.
- Deep understanding of network security concepts, including firewalls, IDS/IPS, VPNs, and zero-trust principles.
- Hands-on experience with cloud networking (Azure, AWS, or GCP – VNET/VPCs, VPN, ExpressRoute/Direct Connect).
- Familiarity with network monitoring and troubleshooting tools (SNMP, NetFlow, packet capture).
- Working knowledge of automation and scripting (e.g., PowerShell, Python, Ansible).
- Strong documentation and diagramming skills (e.g., Visio or equivalent).
- Proven ability to lead technical initiatives and influence architecture decisions.
- Strong analytical and problem-solving skills with a calm approach to incident response.
