More jobs:
Sr. PBX/VoIP Technciain
Job in
Bluemont, Loudoun County, Virginia, 20135, USA
Listed on 2026-06-20
Listing for:
KCI Telecommunications
Full Time
position Listed on 2026-06-20
Job specializations:
-
IT/Tech
VOIP Engineer, Network Administrator, IT Specialist
Job Description & How to Apply Below
Location: Bluemont
Senior PBX/VoIP Technician
We are seeking two experienced Senior PBX/VoIP Technicians to support enterprise communications infrastructure across multiple secure facilities.
Responsibilities
- Install, configure, and maintain enterprise PBX/VoIP systems including Avaya, Cisco Unified Communications Manager, Mitel, and Microsoft Teams Phone System
- Troubleshoot and resolve issues across VoIP protocols including SIP, H.323, RTP, and QoS
- Manage and support network infrastructure including TCP/IP, VLANs, routing, switching, and firewall configurations
- Administer and maintain session border controllers (SBCs)
- Support CCTV systems and structured cabling infrastructure
- Provide 24/7 on-call support for emergency communications issues
- Support continuity operations at alternate work locations as required
- 5-7 years of hands-on experience with enterprise PBX/VoIP systems
- 4+ years of experience supporting network infrastructure
- Proficiency with VoIP protocols (SIP, H.323, RTP, QoS) and session border controllers
- Experience with structured cabling and CCTV systems
- Ability to work flexible hours including evenings and weekends; must be available on-call for emergencies
- Core hours are , Monday-Friday, with after-hours on-call support as needed
- Ability to lift 50+ lbs; must be comfortable working at heights (ladders and lifts) and in confined spaces
- Cisco CCNA or CCNP Collaboration
- Avaya ACSS or ACIS
- CompTIA Network+
Active Top Secret security clearance issued by DCSA required prior to start date. Must have the ability to obtain SCI access.
To View & Apply for jobs on this site that accept applications from your location or country, tap the button below to make a Search.
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).
Search for further Jobs Here:
×