Unified Communications (UC) Engineer - TS/SCI

Clearance Level
Top Secret SCI + Polygraph
Network Engineering
Colorado Springs, Colorado
Onsite Workplace
Key Skills For Success

Cisco Unfied Communications

Networking Technologies

Voice Networks

Voice over IP (VoIP)

VoIP Solutions

REQ#: RQ143934
Public Trust: None
Requisition Type: Regular
Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

GDIT is searching for a skilled Unified Communication (UC) Engineer to join our team supporting the customer's Enterprise Communications Services VoIP team.  You will provide support to designing, planning, and building, configuring Call Manager, Cube, and CUCM services, and appropriate Session Border Controllers  with appropriate network engineering and communications protocols. Join our team of engineers and integrators to provide innovative methods and technical solutions using the engineering design process.  You will travel to local sites to implement new CISCO CUCM VoIP solutions, provide your direct expertise, and work hands-on with the clients, network operations center, on-site managers, Unified communications and network engineers and our program team. 

Successful candidates will be responsible for facilitating the following duties.

  • Work with project Lead Engineer and architect staff to develop a VoIP solutions that complies with DoD and IC guidance, regulations, policies, and standards

  • Provide on-site implementation tasks to install, configure, harden, test, and commission VoIP Call Managers for services to the sites

  • Transition end users from legacy voice to the New Call Managers

  • Develop documentation in support of key project milestones for implementation, cyber security, test and migration

  • Support the Project and/or Program Manager as technical advisor during meetings as required 

  • Provide technical support and troubleshooting to users

  • Monitor the network utilizing industry leading technologies

  • May perform network administration duties and training to junior engineers or customer staff

Required Education, Skills, and Experience:

  • Active TS/SCI clearance with the ability to obtain a CI polygraph.

  • Bachelor’s degree in computer science, information technology or equivalent work experience, with a minimum of 5 years of hands-on experience in the implementation and administration of complex voice networks. Or AA/AS degree and 7+ years of relevant experience, or High School Diploma and 9+ years of relevant experience.

  • Current Security Plus Certificate of training

  • CISCO Collaboration training and certifications

  • Solid understanding of VoIP related protocols & technologies (TCP/IP, UDP, and Skinny, SIP Trunks and PRI, extension mobility, dial plans, route patterns).

  • Experience with CISCO Call Manager, Unity, Cube, Session Border Controller, Media Gateways,

  • Experience developing and implementing QoS in a converged voice/video/data network

  • Ability to troubleshoot networking and physical infrastructure issues.

  • Strong written and oral communication skills

  • Strong interpersonal skills in a team-based development environment

  • Strong computer skills and familiarity with Microsoft Word, Excel, Outlook, Visio, and PowerPoint

Desired Skills:

  • Hands on experience with VMware ESXi Server or VMware products

  • Linux administration and server hardening (CentOS/Debian preferred)

  • Knowledge of networking technologies including DNS, DHCP, routing, firewalls, VPNs, network monitoring and SNMP principles.

  • Experience with Unified communication applications such as Softphone deployment

  • Understanding of Microsoft Back-Office technologies, including, but not limited to Active Directory, IIS, Exchange, and other components.

  • Understanding of cryptographic devices

GDIT Is Your Place!

  • Comprehensive health and wellness packages

  • Internal mobility team dedicated to helping you own your career

  • Professional growth opportunities including paid education and certifications

  • Cutting-edge technology you can learn from

  • Rest and recharge with paid vacation and holidays

  • 401K with company match


Work Requirements
Years of Experience

15 + years of related experience

* may vary based on technical training, certification(s), or degree


CompTIA - Security+ CE - CompTIA

Travel Required

Less than 10%


U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $120,000 - $180,000, this is not, however, a guarantee of compensation or salary; rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
View information about benefits and our total rewards program.

About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on customer site requirements.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.