Network VoIP Engineer (Permanent / Full time )

McLean, VA, us on site Until 8/22/2026 H-1B sponsor history First posted February 23, 2026 Last posted February 23, 2026
Job description

Tech Tammina LLC


Technical/Functional Skills

Cisco Unified Communication Management, Cisco UCMS, Unity and Cisco Voice Gateways.

Experience troubleshooting telephone systems hardware/software, voicemail, digital sets and VOIP phones

Experience with F5 load balancers (GTM, LTM), Bluecoat proxy and CheckPoint firewalls.

Working knowledge of OSPF, BGP, MPLS, VDC and Fabric Path

Preferred knowledge of Avaya CS1000m, CS1000E, Call-pilot .

 Relevant/ Experience:

 Required 5-7 years of Hands-on experience with VOIP Systems.    




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Job Status: Full Time / Permanent

Eligibility: EAD GC/ GC/ US Citizen

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Contact: 703 349 1004

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About this role

Summary

Manage and troubleshoot VoIP systems, Cisco UC, firewalls, load balancers, and network protocols.

Job title

Network VoIP Engineer

Experience level

5-7 years

Industry

technology

Location requirements

must be in McLean, VA, US; remote not specified

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

Cisco Unified Communication ManagementCisco UCMSVoIP systemsfirewallsload balancersOSPFBGPMPLS

Preferred skills

Avaya CS1000Call-pilot

Specializations

VoIPCisconetwork troubleshootingfirewallsload balancers
Locations

Structured locations inferred from the posting.

McLean, VA, USA

On-site City