GEORGE KLAIBER
Greenbelt,MD
Summary
Knowledgeable [Desired Position] with extensive expertise in designing and managing unified communication systems. Successfully implemented solutions that enhanced communication efficiency and reliability. Demonstrated proficiency in troubleshooting complex voice networks and collaborating with cross-functional teams.
Overview
39
39
years of professional experience
1
1
Certification
Work History
Network Engineer
Sky Communications, Inc.
04.2021 - 10.2025
- - Served as lead point of contact for all voice service support in a hybrid Avaya and Microsoft Teams environment supporting 2,500+ users.
- - Configured and maintained Avaya 9611G/J-Series VoIP telephones for onsite users, and Avaya Workplace clients for remote staff.
- - Administered Avaya IX Messaging system, voicemail, and user provisioning.
- - Installed and upgraded Poly CCX 505/CCX 600 VoIP devices working on Microsoft Teams voice platform.
- - Resolved Tier 1/2/3 voice and voicemail incidents; ensured that over 90% of all trouble tickets were addressed within SLA stipulations.
- - Performed system software upgrades, firmware updates and patching in conformity with Avaya guidelines for best system performance.
- - Configured hunt groups, trunk groups, and stations.
- - Performed vulnerability abatement, certificate renewals, and user MACs. Performed network troubleshooting when necessary.
- - Partnered with 3rd party equipment vendor engineers to resolve applications problems.
Telecommunications Engineer / Systems Technician
Walter Reed National Military Medical Center (Contractor)
01.2013 - 01.2021
- - Supported multi-site Avaya Aura Unified Communications environment across two major hospital campuses.
- Employers: Koniag Government Services, Presidio LLC, iSoft Solutions LLC, Verigent LLC
Senior Systems Technician
Avaya Communications, Inc.
01.2001 - 01.2011
- - Engineered and maintained Avaya Aura CM System Platform solutions (R6.0–R6.2) for major enterprise clients.
- - Installed and integrated S8xxx Media Servers, G-Series Gateways, IP Office, Partner, and Modular Messaging solutions.
- - Delivered on-site system integration, diagnostics, and training for federal and corporate users.
Customer Systems Technician
Lucent Technologies
01.1996 - 01.2001
- - Installed and supported Merlin Legend, Partner ACS, and Definity systems across enterprise accounts.
- - Collaborated on full life-cycle deployments, from design to cabling and post-installation testing.
Distribution Systems Technician
AT&T Network Systems
01.1987 - 01.1996
- - Installed copper and fiber infrastructure for AT&T NOCs and commercial clients.
- - Supported network expansions that increased data capacity and reliability across business operations.
Education
M.S. - Telecommunications & Computers
George Washington University
Ashburn, VAB.S. - Electrical Engineering
University of the West Indies
TrinidadComputer Programming Coursework
Montgomery College
Takoma Park, MDSkills
- Avaya Aura Unified Communications Systems
- Cisco Networking (CCNA, CCNP Routing)
- Network Security & Vulnerability Mitigation
- Firmware Upgrades & Certificate Management
- MACs, Telephony Infrastructure & Cabling
- End-User Support & Systems Administration
Certification
- Avaya Aura Core Components Integration (ACIS) – Current
- Cisco: CCNA, CCNP (Routing)
- CompTIA: Security+, Linux+, Network+, A+
Telecommunications: Network Engineer | Avaya Systems Specialist
Dedicated telecommunications systems and services person with over 20 years of progressive experience designing, implementing, and managing Avaya Aura Unified Communications systems for federal and private enterprise clients. Recognized for my expertise in Avaya systems integration and administration. Demonstrated success interacting with a wide range of clients and management.
Timeline
Network Engineer
Sky Communications, Inc.
04.2021 - 10.2025
Telecommunications Engineer / Systems Technician
Walter Reed National Military Medical Center (Contractor)
01.2013 - 01.2021
Senior Systems Technician
Avaya Communications, Inc.
01.2001 - 01.2011
Customer Systems Technician
Lucent Technologies
01.1996 - 01.2001
Distribution Systems Technician
AT&T Network Systems
01.1987 - 01.1996
B.S. - Electrical Engineering
University of the West Indies
Computer Programming Coursework
Montgomery College
M.S. - Telecommunications & Computers
George Washington University