Network Engineer II

The responsibilities listed below are typical examples of the work performed by this position. Not all duties assigned to this position are included, nor is it expected that everyone in this position will be assigned every job responsibility.

NETWORK ANALYSIS AND DESIGN:

• Plan medium sized technical projects (e.g., from inception to completion by using standard project planning tools to deliver successful solutions.
• Responsible for network planning, network architecture design and engineering by reviewing work of junior staff to ensure network projects are delivered successfully.
• Develop project planning documents by using established departmental guidelines to deliver successful projects.
• Give formal presentations on ideas, designs, plans, and/or solutions by using standard presentation tools to communicate to a variety of audiences.

INSTALLATION AND CONFIGURATION:

• Install and configure networks from inception to completion by following standard project plans to deliver successful solutions.
• Install and configure medium size networks, including implementation and verification of connections to remote sites in a WAN by using established procedures and tools to deliver quality products to customers.
• Implement changes by adhering to the change management policies and procedures for any given project. Communicate to all parties the nature, significance, and risk factors of the solution.
• Install, configure, and interpret results of network analyzers to proactively manage performance and identify, resolve, and prevent problems.

MAINTAIN AND TROUBLESHOOT:

• Solve campus wide technical problems in pressure situations in a positive manner while successfully interfacing with technical peers and customers by using troubleshooting tools and experience to provide a solution to the customers.
• Analyze situations involving moderately complex problems by following standard practices and procedures to provide suggested solutions to customers.
• Solve moderately complex network and/or wireless issues by using standard problem analysis tools to provide a successful solution to the customers.
• Maintain medium size to large scale route and switched networks (10,000 to 20,000 nodes), including verification of connections to remote sites in a WAN by following documentation provided for the solution to ensure a stable network
• Coordinate and solve moderately complex network issues that have been escalated from tier-1 personnel (Network Analyst, Network Technician) or tier-2 personnel (Network Engineer I), inclusive of setting up network analyzers and interpreting results, by using standard network analysis tools to provide a successful solution to the problem.
• Troubleshoot medium size to large scale route and switched networks, including verification of connections to remote sites in a WAN, by using standard network analysis tools to provide successful solutions to the customers.
• Analyze and determine root cause of problems by reviewing hardware vs software, hardware vs firmware, software vs operating system, network vs applications/systems, and patterned vs non-repeatable issues to deliver solution to the problem.

TECHNICAL COLLABORATION:

• Interface successfully and positively with a broad customer base with varying degrees of technical competency by using verbal, written, and other communication tools to promote collaboration among colleagues.
• Work with researchers on the implementation of advanced networking technologies, such as Internet2 by participating in meetings, forums, seminars to provide guidance in the use of newer technologies.
• Collaborate with school, campus, or Enterprise-wide peers on assignments.
• Mentor other staff positions such as Network Engineer I, Analysts, or Network Technicians by reviewing their work to give them guidance with their tasks and training in the tools to be used.

Minimum Qualifications:

• Bachelor’s Degree required.
• Five (5) years related experiencerequired.
• Additional education may substitute for required experienceandadditional related experience may substitute for required education, to the extent permitted by the JHU equivalency formula.

JHU Equivalency Formula:18 graduate degree credits (semester hours) may substitute for one year of experience. Additional related experience may substitute for required education on the same basis. For jobs where equivalency is permitted, up to two years of non-related college course work may be applied towards the total minimum education/experience required for the respective job.

Special Knowledge, Skills, and Abilities:

• Must possess all requisite knowledge, skills, and abilities as posted in the supplemental section.
• Must demonstrate strong critical thinking and analytical reasoning skills.
• Ability to work on multiple priorities effectively.
• Ability to prioritize conflicting demands.
• Demonstrated track record of the ability to execute assigned project tasks within established schedule.
• Ability to work collaboratively in a team environment.
• Ability to communicate effectively in the service of users and colleagues in a positive manner.
• Writes and communicates clearly and concisely.
• Possesses sound documentation skills.
• Ability to maintain confidentiality.
• Demonstrated track record of exemplary customer service skills
• Working knowledge of the OSI network model, Ethernet, and TCP/IP networking
• Working knowledge of common network monitoring and security utilities
• Working knowledge and experience in implementing and administrating common TCP/IP-based services, including DNS, DHCP, HTTP, FTP, SSH, SMTP, etc.
• Working knowledge of Classless Internet Domain Routing (CIDR); ability to clearly explain and articulate CIDR
• Demonstrated ability to successfully configure network devices in an enterprise production setting similar in scope, size and complexity as Johns Hopkins. Example of devices that may be configured, include: routers, switches, csu/dsus, content management switches, caching devices, firewalls, wireless controllers, access points, etc.
• Moderate knowledge of Metro Ethernet, DWDM, optical and related technologies.
• Working knowledge of MPLS.
• Working knowledge of QOS.
• Working understanding of different IPv4 addresses, inclusive of loopback, unicast, multicast, limited and directed broadcast.
• Expert understanding of IPv4 and 32-bit numbers
• Working knowledge of IPv6 and 128-bit numbers
• Working knowledge of mainstream network troubleshooting tools, such as MRTG, Cacti, SmokePing, HP Overview, Cisco works, etc.
• Working knowledge of routed and routing protocols; demonstrated ability to troubleshoot medium to complex IPv4 routing issues
• Working knowledge of IP, Enhanced Interior Gateway Routing Protocol (EIGRP), Serial Line Interface Protocol Frame Relay, Routing Information Protocol Version 2 (RIPv2),VLANs, Ethernet, and access control lists (ACLs).
• May configure and maintain network related systems that run Windows, Linux, or Unix as an operating system.
• Working knowledge of Layer2 technologies and ability to clearly explain and articulate Layer2 strengths and weaknesses
• Working knowledge and demonstrated ability to successfully design and implement solutions using the advanced feature set of Cisco wireless products and based on a validated understanding of radio frequency and antenna theory, 802.11a/b/g/n standards, site survey and configuration of controllers and APs. Solutions include voice over WLAN, outdoor mesh and secure wireless.
• Working knowledge of detailed technical features, functions and benefits of a controller-based wireless architecture.
• Working knowledge of how CSMA/CD functions operate.
• Demonstrated track record of keeping abreast of current and leading edge networking and wireless technologies/methodologies as related to the existing breadth and scope of products used at Hopkins
• Working knowledge of Multicast.
• Troubleshooting moderately complex issues focused on determining hardware vs. software, hardware vs. firmware, software vs. operating system, network vs. application/systems, and patterned vs. non-repeatable problems
• Follows standard practices and procedures in analyzing situations involving readily identifiable problems.
• Demonstrated ability to install, configure, operate, and troubleshoot intermediate to moderately complex scale- route and switched networks, including implementation and verification of connections to remote sites in a WAN.
• Working knowledge of how to implement and manage wireless controllers in a campus setting.
• Working knowledge of user and certificate based authentication systems.
• Working knowledge of redundant network technologies, such as HSRP, spanning tree, Vs, etc.
• Working knowledge of supporting various load balancing technologies, such as CSM (Content Switching Modules), ACE (Application Control Engine), Advanced AP load balancing strategies, etc.
• Working knowledge of wireless networking and a solid understanding of wireless LAN technologies.
• Working knowledge of complex networking technologies within a production data center setting that serves thousands of users.