Journeyman Telecommunications Engineering Specialist, Unified Communications

General information

Requisition # R67452 Locations USA-Remote Work Posting Date 04/30/2026 Security Clearance Required Secret Remote Type Fully Remote Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

***This is for a future opportunity***

MANTECH seeks a motivated, career and customer-oriented Journeyman Telecommunications Engineering Specialist, Unified Communications to join our CASTLE-NET Program team.  This is a remote position.    

Be a part of an agile team to provide the U.S Army Corps of Engineers (USACE) OCIO/G-6 with agile, innovative, customer focused, and cost-effective integrated enterprise IT support services in support of the USACE vision of engineering solutions for the Nation’s toughest challenges.  

Responsibilities include but are not limited to:

• Providing administrative, operational, and management support for the CASTLE-NET unified communications infrastructure, including enterprise-level voice and video conferencing systems.

• Leading a team to support current infrastructure systems, platforms, tools, and components while ensuring all components conform to standardized setups and provide redundancy.

• Assisting customers with virtual instruction on communication systems and installing and configuring handsets and video endpoints.

• Maintaining detailed documentation and records of system configurations to ensure a robust and reliable communications environment.

• Working with all stakeholders to ensure complete and functioning systems that meet all requirements and exceed the expectations of USACE end-users.

• Delivering vital solutions and strengthening the IT foundation with secure, innovative, and modernized technological solutions.

Minimum Qualifications:

• Bachelor’s degree (or equivalent work experience) in Telecommunications, Information Technology, or a related field.

• 8+ years of experience in unified communications, with at least 3 years in a leadership role.

• Excellent knowledge of UC technologies such as VoIP, SIP, Microsoft Teams, and Cisco WebEx.

• Extensive experience installing and configuring telephony and video endpoints while maintaining network protocols and security best practices.

• Proven leadership, analytical, and problem-solving skills with the ability to work collaboratively with cross-functional teams.

Preferred Qualifications:

• Relevant industry certifications such as CCNP Collaboration or