Voice System Administrator

InisCore Technologies; Columbia (MD); On-site; USD 120,000 - 180,000; Full time

Job summary

Iniscore Technologies, Inc. is seeking a Telephony System Administrator to manage Cisco Unified Communications Manager and related systems enterprise-wide.

You will plan maintenance, document configurations, and analyze dial plans and traffic routes to ensure a reliable voice network, meeting SLAs and security requirements. The role requires strong troubleshooting, security monitoring, and collaboration to support customer operations and provide Tier 1–3 break/fix support, upgrades, and

Qualifications

• Seven (7) years of SA experience required.
• Bachelor's degree in Math, Science, Engineering, Statistics, Engineering Management or related discipline required.
• Five (5) years of additional SA experience may substitute for a Bachelor's degree.
• Experience with configuration and administration of TDM and VOIP call manager systems (Nortel Meridian, Cisco Call Manager).
• Large-scale Cisco Voice implementation in multi-cluster environments and data networking.

Responsibilities

• Provide system administration for Cisco Unified Communications Manager and related systems.
• Plan regular maintenance tasks including updates and upgrades.
• Maintain documentation of system configurations.
• Design, administer, and analyze dial plans and voice routes.
• Administer and monitor voice systems for performance and SLA attainment.
• Support break/fix, move/add/change/deactivation requests for telecom systems.

Skills

Troubleshooting

Security monitoring

Documentation

Voice network planning

SLA management

Collaboration

Dial plan design

Team coordination

Education

Bachelor's degree in Math, Science, Engineering, Statistics, Engineering Management or related discipline

5+ years substitute for Bachelor's degree policy

Tools

Cisco Unified Communications Manager

Nortel Meridian PBXs

Cisco UCS

ESXi virtualization

Job description

Join a mission-focused team supporting critical communications infrastructure. We are seeking a detail-oriented Telephony System Administrator who brings strong technical troubleshooting, security monitoring, and collaboration skills to help maintain reliable, compliant, and secure communications systems for customer operations.

Provide overall system administration for an enterprise-wide Cisco Unified Communications Manager and related systems.

Plan regular maintenance tasks including updates and upgrades.

Maintain current and accurate documentation of system configurations.

Design, administer, and analyze corporate dial plans and traffic routes for voice network structure.

Administer and monitor voice systems for performance and SLA attainment.

Provide support as needed to lower tier break/fix resolution and move/add/change/deactivation requests for all telecommunications systems.

Required Skills

Seven (7) years of experience as an SA in programs and contracts of similar scope, type, and complexity are required. Bachelor's degree in Math, Science, Engineering, Statistics, Engineering Management or a related discipline from an accredited college or university is required.

Five (5) years of additional SA experience may be substituted for a Bachelor's degree.

Experience with the configuration and administration of common TDM and VOIP telephone call manager systems, such as the Nortel Meridian line of PBXs and Cisco Unified Call Manager.

Large-scale implementation experience with Cisco Voice in a multi-cluster environment and data networking infrastructure.

Working knowledge of H.323 and SIP. Familiar with Cisco UCS platforms, voice gateways, virtualization, and ESXi..

Active TS/SCI security clearance with a polygraph is required