Unified Communication Sr Principal

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Secret

Clearance Level Must Be Able to Obtain:

Secret

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Cloud Deployment, Cloud Engineering, Cloud Integrations, Infrastructure as a Service (IaaS), Unified Communications

Certifications:

None

Experience:

10 + years of related experience

US Citizenship Required:

Yes

Job Description:

Unified Communication Senior Principal
GDIT is seeking a Unified Communication Senior Principal EngineerLead in support of the Defense Information Systems Agency (DISA) Global Video Services (GVS) business area to enable the integration of video services into the Department of Defense (DoD). This position is a combination of remote (20%) and onsite (80%) support in Fort Meade, Maryland (FGGM) or Chantilly, VA.
MEANINGFUL WORK AND PERSONAL IMPACT
As a Unified Communication Senior Principal, you'll play a crucial role in advancing our communication infrastructure to deliver seamless, secure, and efficient unified capabilities (UC). As the engineering team lead, you will provide technical direction, coordinate a team of engineers, prioritize engineering efforts, and ensure successful delivery of mission-critical capabilities. You will drive the engineering strategy supporting both contemporary IP Video systems and integration with legacy UC services and endpoints, ensuring compliance with DoD directives and guidelines. You'll continuously assess, project, and enhance system capabilities, contributing to the resilience and scalability of the infrastructure. By developing and maintaining critical system documentation and working closely with cyber team members, your work will directly support effective communication strategies vital to the mission's success.   

• Leadership: Lead a team of engineers, establish technical direction, coordinate engineering priorities, and ensure successful execution of modernization and sustainment initiatives in support of the customer’s mission.
• Lab Environment: Responsible for leading all activities related to re-baselining and maintaining the engineering lab environment ensuring it is current and represents the customers production environment.
• Engineering Support: Serve as an expert for migration from legacy video infrastructure toward modern, cloud-capable UC platforms; support platform upgrades, Smart Licensing transitions, and hardware refresh projects.
• Provide Engineering/Tier III troubleshooting and sustainment across UC video infrastructure — spanning legacy platforms (Cisco VCS/Expressway, Poly/Cisco endpoints) and modern solutions (Pexip Infinity, Microsoft Teams CVI).
• System Capacity Planning: Develop System Capacity Expansion Plans; conduct quality assurance and performance checks across UC telecommunications design, video networking elements, and end-user peripherals.
• Compliance and Security: Ensure all architecture and designs comply with current DoD directives and guidelines, especially for classified networks, providing continuing security engineering support.
• Logistics and Configurations: Offer strategic logistics support and recommend specific configurations to enhance system functionality.
• Lifecycle Management: Implement and validate final hardware and software configurations while maintaining up-to-date System Engineering and Functional Requirements documentation.
• UC Analysis and Design: Provide expert analysis, design, integration, and testing support for Unified Communication solutions.
• Quality Assurance: Perform performance and quality assurance checks on UC telecommunications design, voice and video networking elements, and end-user peripherals.
• Deployment Models: Design solutions for various cloud deployment models (IaaS, PaaS, SaaS) optimizing the essential characteristics of cloud computing.
• Customer Interaction: Analyze customer requirements, assess design/technology alternatives, and facilitate discussions with stakeholders to propose and implement effective solutions.

WHAT YOU’LL NEED TO SUCCEED
Bring your technology expertise and drive for innovation to GDIT. The Unified Communication Senior Principal Engineer must have:
● Experience: BA/BS and 10+ years of related experience or 14 years of related experience in lieu of a degree
● Technical skills:

• UC Networking Expertise: 3+ years in real‑time communications (VoIP/Video) with deep SIP/SDP/RTP/SRTP/TLS/WebRTC expertise
• Video Infrastructure: Hands-on experience with Cisco VCS Control / Expressway (C & E series) — SIP/H.323 interworking, traversal zone configuration, and signaling troubleshooting. Experience with Prexip, Poly, or Cisco hardware video endpoints
• IT Principles and Techniques: Strong grasp of information technology principles, methods, and associated hardware/software.
• Domain Expertise: Experience with integration and/or management of classified voice and video systems.
• Support Skills: Extensive support knowledge in DNS, certificates/PKI, TLS, signaling/media, AD, PowerShell, APIs/REST, Network/FW, and h.323/SIP.
• Advanced Troubleshooting: Proven troubleshooting across signaling/media layers using call traces and packet captures (Wireshark/tcpdump).
• Customer Service: Superior customer service skills, essential for engaging with diverse stakeholder groups and ensuring system reliability and user satisfaction.

● Security clearance level: Active DoD Secret
● Role requirements: Hybrid
GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Community: Award-winning culture of innovation and a military-friendly workplace
OWN YOUR OPPORTUNITY
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

The likely salary range for this position is $164,382 - $201,250. 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.

Scheduled Weekly Hours:

40

Travel Required:

Less than 10%

Telecommuting Options:

Hybrid

Work Location:

USA MD Fort Meade

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

 

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans