HomeIn-Service OpportunitiesU.S. Army Warrant Officer RecruitingDo I Qualify?Other Services WO MOS Feeder List255N - Network Management Technician

Warrant Officer Prerequisites and Duty Description

255N - Network Management Technician


*** Download 255N Brochure ***




Network Management Technicians transport the voice, video and data networks establishing and maintaining the transport layer environment of Army’s portion of the Cyberspace domain through network management/enterprise systems management (NM/ESM) functions to include fault management, configuration management, auditing and accountability measures, maintaining performance standards, and implementing security measures at all levels in support of combat information superiority and command and control. They supervise and manage the operation and internetworking of telecommunications networks, network systems equipment, network nodal transmission and transport systems, network management system platforms, networked information systems and associated personnel at both the local area and wide area network level. They plan, install, administer, manage, maintain, integrate, operate, service, secure, optimize and troubleshoot communications networks and networked-systems connectivity and capacity in order to transmit information as an element of combat power. They supervise and oversee network security planning and the implementation and use of electronic keys and frequency management to support communications networks and networked-systems. They manage the training of personnel on the planning, installation, administration, management, maintenance, integration, operation, servicing, securing, optimization and troubleshooting of communications networks and networked-systems. They develop policy recommendations and provide technical guidance and advice to commanders and staffs on the management and operation of Army, joint, intergovernmental, interagency and multinational communications networks and networked-systems. 


Minimum prerequisites (all general prerequisites apply):

  • Be a SGT (E5) or above. (NO WAIVERS)

  • BLC Graduate. (NO WAIVERS)

  • One of the following: SEC+; CISSP; CISM; or CCNA Security

  • Hold a DoD 8570.1M IAT Level II; IAM Level I; or IASE Level I certification (NO WAIVERS)

  • Applicants with a Secret security clearance may apply, but will initiate procedures to obtain a Top Secret (TS) clearance with special compartmentalized information (SCI) access immediately upon selection to the MOS 255N. Failure to obtain an adjudicated TS/SCI clearance will disqualify an individual from holding the MOS.

  • Applicants with a TS/SCI security clearance requiring periodic reinvestigation (PR) must submit their PR paperwork prior to submitting a Warrant Officer Accession Application.

  • A letter from a Senior Signal Warrant Officer (CW3-CW5) is required. (NO WAIVERS)

  • Four years of documented practical experience in voice and data internetworking, local and wide area networks (LAN & WAN), include terrestrial, satellite and aerial systems and/or network planning. (NO WAIVERS)

  • Practical experience may be documented through NCO evaluation reports and award citations. In some instances practical experience acquired from civilian employment may be acceptable provided the experience can be documented by employee evaluations or performance appraisals and determined to be equivalent to military experience.

  • A minimum of 36 months of rated time documented in NCOERs. This is the minimum prerequisite; all NCOERs must be submitted for consideration. (NO WAIVERS FOR ACTIVE DUTY ARMY; USAR and ARNG may request a waiver for NCOER time, but must provide civilian performance appraisals in conjunction with their NCOERs or in lieu of not having NCOERs (SPC (E4) only)).

  • TABE - Test of Adult Basic Education (TABE), Complete Battery, Level A 9/10. Complete test (not survey) with all categories. Scores required are Reading, Total Math, and Language @ 12th grade level (12.9). Applicants with an AA/S, BA/S or Master degree meet this requirement and do not require the TABE. (NO WAIVERS)

  • A minimum of six semester hours of College Composition (English 100 and English 101 or equivalent English courses are the only accepted college courses) from an accredited academic institution. Speech and public speaking courses are not considered as meeting this requirement even if administered by the English department of an institution. Successful completion of the CLEP College Composition examination (not composition modular) or an Associate’s degree or higher are the only acceptable alternatives. (NO WAIVERS)

  • Applicants with Reserve Component time must submit official documentation in order to properly compute the length of Active Federal Service. Documentation may be a DA Form 1506 (i.e., Statement of Service), an official memorandum (on unit letterhead) signed by the unit S1, or similar documentation (e.g., RPAM statement).

    Preferred Prerequisites:

  • ALC Graduate

  • 60 Semester Hours of College

    NOTE 1: Although not a requirement or prerequisite, technical certifications also add great weight to the overall strength of the packet and should be cited in the resume and included in the packet. A few examples: CASP, CISSP, CCNA, and CCNP.

    NOTE 2: Applicants from other military services (Air Force, Coast Guard, Marine Corps, and Navy) who can substantiate their qualifications with performance evaluations, awards, and certificates are encouraged to apply for MOS 255N. Please contact the proponent POC below only for questions regarding ANY qualifications. Address all other inquiries to the Warrant Officer Recruiting Branch @ wo-team@usarec.army.mil.

    NOTE 3: Reserve Component Only: Waiver requests for E4s and/or for the minimum of three NCOER's will be considered on a case-by-case base. Such waivers will be considered if the candidate has documented comparable managerial or leadership experience in the government service and/or civilian sector.


    Points of Contact: 
    CW5 Keisha Towles
    Signal Warrant Officer Career Program Manager (Proponent) 
    U.S. Army Signal School
    COM: (706) 791-6545
    DSN: (312) 780-6545 


    CW4 Vickie Carriaga
    ARNG Senior Warrant Officer Advisor/Liaison
    COM: (706) 791-6643
    DSN: (312) 780-6643
    BB: (706) 825-7242

    CW5 Selvina Wasson
    USAR Senior Warrant Officer Advisor/Liaison 
    COM: (706) 791-8183
    DSN: (312) 780-8183
    BB: (706) 726-8501