Organizational Messaging (OM) SME

Clearance Level
Top Secret
Network Administration
Arlington, Virginia
Onsite Workplace
Key Skills For Success


Networking Hardware

Network Systems

REQ#: RQ145153
Requisition Type: Pipeline
Your Impact

Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department of Defense’s mission to keep our country safe and secure.

Job Description

Network Administrator Advisor

Transform technology into opportunity as a Network Administrator Advisor with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.

At GDIT, people are our differentiator. As a Network Administrator Advisor you will help ensure today is safe and tomorrow is smarter. Our work depends on Network Administrator Advisor joining our team to


Provide technical expertise in the architecture, deployment, and sustainment of large scale, clustered Northrop Grumman Enhanced Communication Gateway Systems.

  • The OM SME shall provide technical expertise in and management of the architecture, deployment, and sustainment of multiple large, geographically dispersed, and clustered Enterprise Telos Automated Message Handling Systems (AMHS) and Northrop Grumman Enhanced Communication Gateway Systems (ECGS).

    Education Requirement: Bachelor's in Science degree in Computer Engineering, Computer Information Systems, Telecommunications, or Management Information Systems, or 5 recent years of documented experience relevant to this key position.

    Minimum Qualifications:

  • Demonstrated minimum five years’ experience in and understanding of managing DoD level OM operations to include the Telos AMHS application and the Northrop Grumman ECGS application.
  • Experience with administering other key components of OM operations such as the Message Conversion System (MCS), Central Directory Component (CDC) and cross domain solution technologies.
  • Knowledge of a range of current information technology such as: database administration, Public Key Infrastructure, and clustering technologies troubleshooting.


Minimum Qualifications and Experience:

  • Active DoD Top Secret clearance
  • Information Assurance (IA) Certification: IAT-II
  • Demonstrated experience in computer system engineering, hardware and software analysis, system installation, integration, implementation, and system maintenance.
  • Excellent oral and written communication skills and ability to communicate technical subjects to nontechnical staff are required.
  • experience securing Operating Systems to comply with DISA STIGs; network experience configuring and maintaining desktop firewalls.
  • Experience configuring security policies to protect system applications.
  • Experience analyzing ongoing changes that are published in HBSS specific STIGs and applying the appropriate policies and configuration changes to bring OMS systems into compliance with USCYBERCOM policies.
  • Demonstrated ability for oral and written communication with the highest levels of management.
  • ITILv4 certification preferred.

Physical Requirements:

  • Sitting for long periods
  • Standing for long periods
  • Ambulate throughout an office
  • Ambulate between several buildings
  • Stoop, kneel, crouch, or crawl as required
  • Travel by land or air transportation 25% or less

    ● 401K with company match
    ● 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
Work Requirements
Years of Experience

7 + years of related experience

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


ITIL 4 Foundations - ITIL

Travel Required

Less than 10%


U.S. Citizenship Required

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.