Network Services

Related Job Titles | Tasks | KSA's

DESCRIPTION

Installs, configures, tests, operates, maintains, and manages networks and their firewalls, including hardware (e.g., hubs, bridges, switches, multiplexers, routers, cables, proxy servers, and protective distributor systems) and software that permit the sharing and transmission of all spectrum transmissions of information to support the security of information and information systems.

RELATED JOB TITLES

Persons working in this Specialty area may have job titles similar to:

• Cabling Technician- Converged Network Engineer - Network Administrator - Network Analyst - Network Designer - Network Engineer - Network Systems and Data Communications Analyst - Network Systems Engi
• Converged Network Engineer
• Network Administrator
• Network Analyst
• Network Designer
• Network Engineer
• Network Systems and Data Communications Analyst
• Network Systems Engineer
• Systems Engineer
• Telecommunications Engineer/Personnel/Specialist

TASKS

Professional invloved in this Specialty perform the following tasks:

• Configure and optimize network hubs, routers, and switches (e.g., higher-level protocols, tunneling, etc.)
• Develop and implement network backup and recovery procedures
• Diagnose network connectivity problem
• Expand or modify network infrastructure to serve new purposes or improve work flow
• Implement new system design procedures, test procedures, and quality standards
• Install and maintain network infrastructure device operating system software (e.g., IOS, firmware, etc.)
• Install or replace network hubs, routers, and switches
• Integrate new systems into existing network architecture
• Monitor network capacity and performance
• Patch network vulnerabilities to ensure information is safeguarded against outside parties
• Provide feedback on network requirements, including network architecture and infrastructure
• Repair network connectivity problems
• Test and maintain network infrastructure including software and hardware devices

KSAs

Experts in the Specialty Area have the following Knowledge, Skills, and Ability:

• Knowledge of basic concepts, terminology, and operations of a wide range of communications media (computer and telephone networks, satellite, fiber, wireless)
• Knowledge of capabilities and applications of network equipment including hubs, routers, switches, bridges, servers, transmission media, and related hardware
• Knowledge of common network tools (e.g., ping, traceroute, nslookup, etc.)
• Knowledge of communication methods, principles, and concepts (e.g., crypto, dual hubs, time multiplexers, etc.) that support the network infrastructure
• Knowledge of different types of network communication (e.g., LAN, WAN, MAN, WLAN, WWAN, etc.)
• Knowledge of how traffic flows across the network (e.g., Transmission Control Protocol (TCP) and Internet Protocol (IP), Open System Interconnection Model (OSI), Information Technology Infrastructure Library, v3 (ITIL))
• Knowledge of IA principles used to manage risks related to the use, processing, storage, and transmission of information or data
• Knowledge of IT security principles and methods, such as firewalls, demilitarized zones, and encryption
• Knowledge of local area and wide area networking principles and concepts including bandwidth management
• Knowledge of measures or indicators of system performance and availability
• Knowledge of network protocols such as TCP/IP, Dynamic Host Configuration, Domain Name System (DNS), and directory services
• Knowledge of network security architecture concepts including topology, protocols, components, and principles (e.g., application of Defense-in-Depth)
• Knowledge of network systems management principles, models, methods (e.g., end-to-end systems performance monitoring), and tools
• Knowledge of organization's LAN/WAN pathways
• Knowledge of Personally Identifying Information (PII) and personal Payment Card Industry (PCI) data security standards
• Knowledge of remote access technology concepts
• Knowledge of server administration and systems engineering theories, concepts, and methods
• Knowledge of telecommunications concepts
• Knowledge of the capabilities of different electronic communication systems and methods (e.g., e-mail, VOIP, IM, web forums, Direct Video Broadcasts)
• Knowledge of the common attack vectors on the network layer
• Knowledge of the range of existing networks (e.g., PBX, LANs, WANs, WIFI, SCADA)
• Knowledge of transmission methods (e.g., Bluetooth, RFID, IR, Wi-Fi, paging, cellular, satellite dishes, etc.) and jamming techniques that enable transmission of information or prevent installed systems from operating correctly
• Knowledge of Voice over IP (VoIP)
• Knowledge of VPN security
• Knowledge of web filtering technologies
• Knowledge of Wi-Fi
• Knowledge of windows command line (e.g., ipconfig, netstat, dir, nbtstat, etc.)
• Skill in analyzing network traffic capacity and performance characteristics
• Skill in configuring and utilizing hardware-based computer protection components (e.g., hardware firewalls, servers, routers, as appropriate)
• Skill in configuring and utilizing network protection components (e.g., Firewalls, VPNs, network intrusion detection systems)
• Skill in developing, testing, and implementing network infrastructure contingency and recovery plans
• Skill in establishing a routing schema
• Skill in implementing, maintaining, and improving established network security practices
• Skill in installing, configuring, and troubleshooting LAN and WAN components such as routers, hubs, and switches
• Skill in protecting a network against malware
• Skill in securing network communications
• Skill in using network management tools to analyze network traffic patterns (e.g., simple network management protocol)
• Skill in using sub-netting tools