Senior Network Infrastructure Engineer provides engineering services and level 3 support associated with Client’s network, firewall, and telephone infrastructure both on-premises and in the cloud. Responsible for building, deploying, documenting, and maintaining functional, optimized, and secure network and telecom environments.

• Designs, configures, recommends, integrates, and/or constructs functional network and telecom infrastructure on-premises and in the cloud.
• Provides network infrastructure services in support of information technology and business project activities, often serving as members of a project team.
• Senior Network Infrastructure Engineer is accountable for management and resolution of incident, problem, service request and change management assignments, as well as providing level 3 support & services (evaluate, diagnose & resolve) for complex work items level 1 and 2 support cannot resolve/satisfy. Frequently requires engagement with internal departments, external partners and/or vendors.

Job Responsibilities

1. Analyze, review and design enterprise class network and telecom systems based on industry experience, research, vendor interaction, proof of concepts and labs.
2. Setup and configure network hardware, operating systems, applications, utilities, services, and other related network infrastructure in support of information technology and business project activities, serving as a member of a project team.
3. Upgrade, maintain, and administer existing network infrastructure including switches, routers, proxy servers, firewalls, load balancers, VPN appliances, DNS/DHCP servers, and IDS/IPS devices.
4. Monitors network and telecom systems and provides 24x7x365 level 3 network support. Works closely with Infrastructure Operations to troubleshoot, manage, and resolve incident, problem, service request and change management assignments.
5. Develop and maintain project plans, standards, procedures, policies, diagrams, proposals, security documentation, troubleshooting guides, inventory lists, and resource plans. Adhere to network documentation and policies.
6. Configure and manage network resources on cloud platforms, including virtual networks, subnets, ExpressRoute, and security groups
7. Monitor network performance, proactively identify and resolve network-related issues for both on-premises and cloud based environments
8. Optimize network configurations for cost-efficiency and performance
9. Ensure compliance with relevant industry standards. and regulations
10. Drive continuous improvement efforts to streamline cloud network operations
11. Ensure network scalability, reliability, and security across cloud environments
12. Participates in disaster recovery & business continuity planning and testing.
13. On-Call and/or after-hours work required

• Strong oral and written communication skills
• Self-starter with good work ethic and attitude
• Ability to research, recommend, and develop cost-effective solutions
• Analytical and problem-solving skills
• Sound judgment in decision making

Systems/Technical Knowledge:

• Hardware: Enterprise class network hardware from Arista, Cisco/Meraki, HP Aruba, Palo Alto, F5, and Fortinet
• Network Operating Systems: Arista EOS, Arista CloudVision, Cisco IOS, PAN OS, Fortinet OS, and Aruba ClearPass
• LAN/WAN: Ethernet, T-1/T-3, Broadband Internet, Metro Ethernet, Wi-Fi (802.11a/b/g/n), IDF/Distribution /Core layers
• Telephony: VOIP, UCaaS, and CCaaS, SIP
• Network Protocols & Services: Including but not limited to EIGRP, BGP, TCP/IP, DNS, DHCP, RADIUS, WINS, SMTP, SNMP, FTP, IPSEC VPN, NAC, and MFA solutions
• Network tools and applications: Gigamon, CASB, Packet Capture and Analysis (Fiddler, Wireshark etc)
• Network Scripting (Python, Perl, JSON, XML, etc) are a plus
• Microsoft Office, including Word, Excel, PowerPoint and Visio

Other Duties:

• Collaborates with Strategy and Architecture, Solution Delivery Teams, Infrastructure Operations, and End User Services to ensure business requirements translate into business solutions resulting in business value.
• Clearly communicates solution design and support requirements to tier 1 and 2 supports groups using a variety of communication styles.
• Collaborates with Senior Solutions Architects and Enterprise Solutions Delivery teams to implement solutions.
• Collaborates with stakeholders at all levels
• Cultivates a knowledge of emerging technologies and best practices and evangelizes them within the Enterprise Infrastructure Services and Solutions Delivery teams.

• Communicates with outside vendors and managed service providers regarding new and emerging technologies, product implementation and product support.

Education: BS or BA in Computer Science, Information Systems or related field or equivalent combination of experience and training.

Experience: 7 to 10+ years of experience in design, engineering and administration of on-premises and cloud hosted network and firewall infrastructure or equivalent combination of training and experience. Prefer hybrid but will consider remote for a rock star.

Licensing/Certification: CISCO CCNP/CCDP and Azure Cloud experience preferable