Senior Network Engineer (Juniper focus)

Technical focus on Juniper EX4000 & 8000 Series (specifically 4300 and 8200), including QFX Series

MAJOR RESPONSIBILITIES

The Sr Engineer, Network will be part of an industry leading IT team working in a fast paced environment. Under the guidance of the Sr. Manager of Enterprise Operations, this individual will be responsible for day-to-day tasks functioning primarily as mid to upper tier support through all phases of project and hardware lifecycle. The Sr Engineer, Network is also responsible for all aspects of the enterprise end-to-end network performance, with specific emphasis on ensuring efficient, reliable application and system services delivery to all constituents in the organization. Occasional travel to the datacenter.

1. Participate in architecture reviews with IT groups, ensure supportability requirements and standards are followed.
2. Develop new standards to maintain or improve stability and scalability of the current network environment with specific considerations to sustainability and future-proof design.
3. Research and recommend innovative and where possible automated approaches for network and system administration tasks. Identify approaches that leverage existing resources and provide economies of scale.
4. Author documents that improve governance and librarianship with network-related architectures.
5. Skilled in determining how a system should work and how changes in conditions, operations, and the environment will affect outcomes.
6. Daily maintenance and administration of various systems such as core network, wireless, and remote office network infrastructures, in both production and development environments. Resolve or report critical issues to the Sr. Mgr, Enterprise Operations for resolution.
7. Provide intermediate and advanced tier support for troubleshooting various network, application and systems trouble. Support all network hardware.
8. Install new and configure existing hardware in accordance with standards and project/operational requirements.
9. Contribute to and maintain system standards.
10. Perform daily system monitoring, verifying the integrity and availability of all hardware, systems and key processes, reviewing system and application logs, and verifying completion of network- related scheduled jobs.
11. Perform network-related data backups and disaster recovery operations.
12. Repair and recover from hardware, software, or circuit failures. Coordinate and communicate with impacted constituencies.
13. General support of production systems as required.
14. Apply patches and upgrades on a regular basis, and upgrade administrative tools and utilities according to defined policies and standards.
15. Perform ongoing performance tuning, hardware upgrades, and resource optimization as required.
16. Ability to mentor junior- and intermediate-level network administrators and engineers in all aspects of network design, operations, deployment, documentation and standards.
17. Other duties and responsibilities as assigned.

REQUIRED:

• 10+ years of network administration experience.
• CCNP / JNCIP / JNCIS or relevant experience.
• Advanced experience with Firewall, Routing, Switching technologies (eg. Juniper SRX and EX series products).
• Advanced experience with SDWAN technologies (eg. Velo Cloud).
• Advanced knowledge of POTS, DS1/T1, Fiber, GigE and 10GigE, VoIP, SIP
• Advanced experience in various Network CLI languages such as Cisco, Juniper, HP
• Advanced knowledge of OSI Model, IP addressing, subnetting, VLAN, routing
• Advanced knowledge of 802.11x, 802.1x, RF design
• Advanced experience with routers, layer 2 and layer 3 switches
• Advanced experience with Spanning Tree, VRRP, BGP, OSPF, iBGP, MPLS and VPN technologies.
• Advanced experience with wireless networking, RF and heat mapping tools
• Advanced experience with network functions such as DHCP, DNS, AD, WINS and how to design and administer solutions as well as troubleshoot problems as they relate to the network operations.
• Advanced knowledge of load balancers and firewalls.
• Advanced experience with packet capture and analysis, span/mirror port strategy and related network monitoring tools.
• Advanced knowledge of enterprise wireless technologies and security.
• Intermediate experience with Windows operating systems from 2012R2 to current.
• Strong skills in using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
• Bachelor (4-year) degree with a technical major such as engineering or computer science (or equivalent education and applicable work experience). In lieu of degree, +2 years of professional experience is required.

PREFERRED:

• Experience administering a distributed enterprise network, hosts and devices over more than 200 sites.
• Experience working with Extra Hop, Wireshark, and other network troubleshooting tools.
• Experience working with Juniper Networks SRX and EX
• Experience with Palo Alto firewalls.
• Experience Aruba Airwave, Central, and Clearpass
• Experience with large-scale network upgrade projects with national distribution.
• Experience with network oriented enterprise storage solutions (iSCSI, FCoE)
• MCSE / MCSP level certification
• AWS Associate level certification