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General information

Requisition #
R67256
Locations
USA-Remote Work
Posting Date
04/29/2026
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 Microsoft Certified: Teams Administrator.

  • Familiarity with the USACE IT environment, regulatory requirements, and data security best practices.

  • Self-starter with excellent people skills who can communicate effectively with technical and non-technical stakeholders to drive change throughout an organization.

Clearance Requirements:

  • Must possess a Secret security clearance prior to starting this position.

Physical Requirements:

  • The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.


The projected compensation range for this position is $89,100.00-$148,200.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.