Job Description :
Senior Network Administrator(H1 TRANSFERS ALSO ACCEPTED ONLY ON W2)
City: Fairfax, Virginia, United States
EMPLOYMENT TYPE: W2 ONLY ( NO C2C)
VISA: ANY (H1 TRANSFERS ALSO ACCEPTED ONLY ON W2)
DURATION: LONGTERM

ROLES AND RESPONSIBILITIES

Provide support for the overall network infrastructure; including performance testing, gathering statistics and reporting on them
Support VoIP infrastructure including call management system, voicemail, and physical telecom devices
Create and maintain documentation on network configuration and circuit identification
Create and maintain policies and procedures for new network deployments and network turndowns
Collaborate with senior staff to manage network capacity in support of our strategic plans
Actively monitor ticketing systems and email for new support inquiries and requests. Respond to issues in a timely manner, communicate necessary information to relevant support teams & impacted staff, and document resolution
Proactively conduct performance testing for network continuity, ensuring that all circuits and networking equipment is operating at peek potential
Provide on-call support on a rotational basis and as required when critical issues arise
Physical installation and configuration of networking equipment, including routers, switches, and other networking devices.
Support office openings, closings and reconfiguration in various locations across the country
Proven experience with enterprise level LAN, WAN design, implementation and support
Experience with network capacity planning ,network security, and general network management best practices
Proven ability to configure and maintain routers, switches, and access points
Strong knowledge of networking management and analysis tools
Strong technical knowledge of current and legacy network hardware, software, protocols and internet standards
Understanding and ability to create technical documentation, schematics and diagrams
This role requires other duties as assigned including working "on call" shifts, nights & weekends.
2-4 years of experience in related field or as a network administrator/engineer
Industry standard certifications such as: CCNA or CCNP
Working knowledge of VoIP architecture, voicemail, and call management systems
Working knowledge of SD-WAN technologies