Title Cisco Unified Communications Adminstrator

CommIT Enterprises; Quantico (VA); On-site; USD 125,000 - 135,000; Full time

Job summary

CommIT Enterprises, Inc. in Quantico, VA seeks a Cisco Unified Communications Administrator to provide Tier I-III support for an enterprise ECS environment. You will maintain end-to-end converged IP communications across secure VoIP networks, SIP, SCCP and H.323, in line with DISA STIGs.

The role covers installation, upgrades, QoS policy deployment, and day-to-day UC system maintenance, with coordination with DoD partners for voice/video services and accreditation activities.

Qualifications

• IAT III (CASP+CE, CCNP Security, CISA, GCED, GCIH or CISSP/Associate).
• ITIL v3 (desired).
• Professional series Certification with a focus on UC Collaboration.
• 7 Years related experience.

Responsibilities

• Support the UC architecture including identifying and resolving enterprise level issues/outages, implementing complex call routing schemes, securing VoIP configurations, both classified and unclassified in accordance with DISA STIGs, configuring logging, firewall traversal, performing upgrades and patches, and troubleshooting.
• Conduct Change, Incident, Service Request, Problem, Configuration, and Asset Management per client SOPs to provide technical end user and core service support.
• Conduct and document monthly ECS Network Architecture Reviews to identify security vulnerabilities and report issues with corrective actions.
• Provide network documentation to support accreditation, auditing and operations per DoD 8510.01 and client SOPs.
• Review and identify network traffic statistics, equipment, and configurations to provide utilization, capacity, optimization and security reports.
• Coordinate with DoD and government partners to ensure voice and video communication capabilities across organizations.
• Operate as the highest level of support for an Enterprise UC environment.
• Conduct onsite surveys to identify requirements for installation or decommission of equipment and systems.
• Perform preventive maintenance and scheduled tests on the system.
• Implement QoS strategies in local and enterprise environments.
• Work with defense & intelligence agencies to deploy QoS policies.
• Provide technical advice on configuring QoS across the Enterprise Network.
• Configure, maintain, and operate videoconferencing servers for centralized patching and provisioning.
• Coordinate with government agencies to deploy QoS policies and configure Enterprise VTC System.

Skills

IAT III & UC Certifications

ITIL v3

UC Certifications

7 Years experience

Tools

Cisco Unified Communications Manager 12.5+

Cisco Expressway

Cisco Meeting Server

Cisco Telepresence Management System

Cisco Meeting Manager

Cisco Smart Software Manager

Cisco Webex

Cisco Unified Contact Center Express

Cisco Session Border Controller

Cisco Jabber

Job description

CommIT Enterprises

Title Cisco Unified Communications Administrator

US-VA-Quantico

ID 2026-1343

Category Engineering

Position Type Regular Full-Time

Overview

CommIT Enterprises, Inc. is seeking a Cisco Unified Communications Administrator in Quantico, VA to support clients by providing Tier I-III support to a global, enterprise environment for their Enterprise Collaboration System (ECS). The successful candidate will assist the client with maintaining end-to-end converged IP communication services across the Government Enterprise Network. They will support an enterprise UC architecture that provides secure VoIP networks, Session Initiation Protocol (SIP), Skinny Call Control Protocol (SCCP) and H.323 protocols. The technologies supporting VoIP support include Windows Server, LINUX operating systems, Cisco Unified Communications Manager, Cisco Expressway, Cisco Meeting Server, Cisco Telepresence Management System, Cisco Meeting Manager, Cisco Smart Software Manager, Session border Controllers and Cisco Jabber.

Responsibilities

• Support the UC architecture including identifying and resolving enterprise level issues/outages, implementing complex call routing schemes, securing VoIP configurations, both classified and unclassified in accordance with DISA STIGs, configuring logging, firewall traversal, performing upgrades and patches, and troubleshooting.

• Conduct Change, Incident, Service Request, Problem, Configuration, and Asset Management per client SOPs in order to provide technical end user and core service support. Change Incident and Service Request Management constitutes primary effort and requires the ability to establish and maintain constructive, positive relationships with representatives of the client’s customer base, Defense Information’s Systems Agency, and other supporting personnel.

• Conduct and document monthly ECS Network Architecture Reviews, as detailed in client SOPs to identify security vulnerabilities, security incidents and conduct appropriate actions to report identified issues and recommend corrective action to the ECS designated client POCs.

• Provide network documentation to support accreditation, auditing and operations per DoD 8510.01 and client SOPs.

• Review and identify network traffic statistics, equipment, and configurations to provide utilization, capacity, optimization and security reports.

• Coordinate and work with DoD and government partners to ensure voice and video communication capabilities across organizations.

• Operate as the highest level of support for an Enterprise UC environment.

• Conduct onsite surveys to identify requirements to facilitate the installation or decommission of equipment and systems.

• Conduct installation and initial connection of equipment and systems locally and remotely.

• Perform preventive maintenance, during non-core hours on the system including scheduled preventive maintenance such as periodic tests, inspections, and all other preventive maintenance services/practices recommended by the OEM and as specified in client SOPs.

• Implement QoS strategies in the local and enterprise environments to include both strategic and tactical networks.

• Work with other defense & intelligence agencies to develop and deploy QoS policies in accordance with DISA, HQMC and client policies.

• Provide technical advice and solutions on the configuration of network QoS across the Enterprise Network.

• Configure, maintain, and operate the videoconferencing servers which provide centralized patching, provisioning, and configuration capabilities of all GEN VTC endpoints.

• Coordinate with other defense and intelligence agencies to develop and deploy Quality of Service (QoS) policies in accordance with Government policies. Configure all Enterprise VTC System within Government office.

• Execute upgrades and lifecycle maintenance to all UC systems planned and directed by the UC lead.

• Provide day-to-day upkeep of the directory servers including directory management, patching, and COOP/DR.

Qualifications

Required Experience and Education

• IAT III (CASP+CE, CCNP Security, CISA, GCED, GCIH or CISSP/Associate)
• ITIL v3 (desired)
• Professional series Certification with a focus on UC Collaboration
• 7 Years related experience

Preferred Skills

• Experience with Cisco Unified Communications Manager 12.5 or greater, Cisco Expressway, Cisco Meeting Server, Cisco Telepresence Management System, Cisco Meeting Manager, Cisco Smart Software Manager, Cisco Webex, Cisco Unified Contact Center Express, Cisco Session Border Controller, and Cisco Jabber

Physical Demands and Work Environment

• General office environment. Work is generally sedentary in nature but may require standing and walking for up to 10% of the time. The working environment is generally favorable. Lighting and temperature are adequate, and there are not hazardous or unpleasant conditions caused by noise, dust, etc. Work is generally performed within an office environment, with standard office equipment available.
• Contractor site with 0-10% travel possible
• Possible off-hours work to support releases and outages
• 10 lbs. maximum lifting, occasional lift/carry of small articles
• Occasionally required to stand; frequently required to walk and sit
• Continually required to utilize hand and finger dexterity
• Occasionally required to climb, balance, bend, stoop, kneel or crawl
• Continually required to talk or hear
• Continually utilize visual acuity to operate equipment, read technical information, and/or use a keyboard

Security Requirements

• Active DoD TS/SCI

Salary

• The anticipated salary range for this position is $125,000 - $135,000 annually. Final compensation will be determined based on job-related factors, including the candidate’s relevant work experience, education, professional certifications, technical skills, required security clearance level, geographic location, and overall qualifications. The posted range reflects the company’s good‑faith expectation for this position at the time of posting.

About CommIT

• Established in 2001, CommIT is a Certified Veteran‑Owned Small Business (CVOSB) providing innovative technical engineering and data science services. Our enterprise systems support includes the Department of Defense’s (DoD) GCSS-MC, CAC2S, TBMCS-MC, and the Department of Veteran’s Affairs’ (VA) telehealth communications. We offer acquisition management, systems engineering, Agile software development, cloud management, IT modernization, data analytics, cybersecurity, and training, including leading‑edge DevSecOps, automated testing, and mobile application development.

Equal Opportunity Employer

CommIT Enterprises, Inc. is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.

Equal employment opportunity, including veterans and individuals with disabilities.

PI288076198