Network Administrator

Network Administrator Agile Defense, LLC United States, Virginia, Quantico 27410 Hot Patch Road (Show on map) May 12, 2026 Requisition #: 1594

Job Title:

Network Administrator Location:

Quantico, VA Clearance Level:

Top Secret/SCI, Must Have Clearance to Start Required Certification(s): Professional series Certification (e.g. CCNA, JNCIA-Junos, Palo Alto-PCNSA) & IAT II (CCNA Security, CySA+, GICSP, GSEC, Security+, CND, SSCP) Job Description Senior Network Administrator serves as the Subject Matter Expert (SME) for all core network systems, serving as Tier II echelon support for network IA devices to all units within a global enterprise network. In conjunction with other integrated teams, Tier II also provides planning for enterprise IA boundaries for the installation and configuration of all IA network devices located throughout the enterprise, acting as a two-way conduit by consulting with and providing technical guidance to other client sections regarding the testing, planning, and implementation of new network IA devices, as well as facilitating the transition of new capabilities to operations when appropriate. Tier II SME's also assist with the review of external or development of internal policies and plans related to enterprise operations in order to ensure standardization and compliance with Network Operations requirements throughout the organization. The candidate will be expected to attend weekly Tier II section meetings with client staff to provide verbal and written updates related to Tier II tasks; problems they have encountered in the past week; and plans for the coming week task completion.

DUTIES:

Operate and maintain the network management and information architecture. Migrate users from the legacy networks. Maintain systems on-site in accordance with the original equipment manufacturers (OEM) recommended engineering and maintenance practices. Perform preventive maintenance, during non-core hours on the system including scheduled preventive maintenance such as periodic tests, inspections, and all other preventive maintenance services/practices recommended by the OEM and as specified SOPs. Perform maintenance after notification that equipment is inoperative and or malfunctioning. Provide service personnel trained and certified by the respective OEMs sufficient to ensure system performance and compliance with the maintenance requirements. Ensure all equipment is maintained in accordance with Original Equipment Manufacturer (OEM) guidelines, SOPs. Education and Background 3 years related networking experience Active Top Secret clearance Professional series Certification (e.g. CCNA, JNCIA-Junos, Palo Alto-PCNSA) IAT II (CCNA Security, CySA+, GICSP, GSEC, Security+, CND, SSCP) Years of Experience 3 years related networking experience Required Skills Good communication and interpersonal skills Ability to follow policies and procedures Ability to communicate in a clear speaking voice as well as the ability to respond clearly to questions Aptitude to address negative situations, and resolve them in a positive manner

Working Conditions Environmental Conditions:

General office environment. Work is generally sedentary in nature but may require standing and walking for up to 10% of the time. The working environment is generally favorable. Lighting and temperature are adequate, and there are not hazardous or unpleasant conditions caused by noise, dust, etc. Work is generally performed within an office environment, with standard office equipment available. Contractor site with 0-10% travel possible. Possible off-hours work to support releases and outages.

Strength Demands:

10 lbs. maximum lifting, occasional lift/carry of small articles.

Physical Requirements:

Occasionally required to stand; frequently required to walk and sit. Continually required to utilize hand and finger dexterity. Occasionally required to climb, balance, bend, stoop, kneel or crawl. Continually required to talk or hear. Continually utilize visual acuity to operate equipment, read technical information, and/or use a keyboard. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. apply for this job