Network Administrator III

Adelphi, MD
Network /
Regular /
Agile Defense provides leading-edge Digital Transformation solutions to support and advance our customers' mission. We deliver innovative and high-quality services to our customers worldwide through an empowered and engaged workforce.

Requisition #:NETWO004141

Job Title: Network Administrator III

Location: 2800 Powder Mill Road Adelphi, Maryland 20783 (Hybrid)

Clearance Level: Active DoD - Secret

Required Certification(s): 
DoD IAT Level II Certification.
Cisco CCNA Certification (Must obtain within 6 months of starting).

At the direction of Program Leadership, provide network administration and operational support for network infrastructure.  Recommend solutions for new equipment, software, network configuration, design, and management to include the detail, specification, hardware components, and part numbers.  Provide technical support for the operations of a fiber optic and twisted pair based network infrastructure

Installation, Configuration, and Maintenance of the Network
Expansion, Modification, Integration and Redundancy of the Network
Diagnostics and Testing of Network using software/hardware tool suites
Firewall policy Management
HAIPE Inline Network Encryption (Taclane) management
Traffic Analysis: NetFlow, SNMPv3 traps, syslog, wireshark, etc.
Network problem Analysis, diagnosis and resolution
Assist with security Audits


Required Certifications
DoD IAT Level II Certification.
Cisco CCNA Certification (Must obtain within 6 months of starting).
Education, Background, and Years of Experience
2-5 years’ experience in related field
Install, configure, and maintain L2 and L3 switches, routers, firewalls, and other network devices.
Knowledge of VLANS, layer 2 switching, LAN Management, and Ports, protocols & services
Fabricate, test, and install Ethernet cables
Fortigate, Juniper, Palo Alto, and/or Cisco Firewalls. Fortigate Firewall experience preferred.
Familiarity with DISA STIG
Network monitoring applications e.g. Solarwinds
Familiarity with Cisco ISE, RADIUS servers, and 802.1x
Familiarity with VoIP
COMSEC accounting or handling policies training


Required Skills
Strong self-starter attitude, team oriented and good communication skills are a must.
Familiar with RMF, STIGs and compliance

Preferred Skills
Experience with DoD (Army) networks
SQL experience
Windows Server experience
Unix/Linux experience
PERL Scripting


Environmental Conditions
Contractor site with 0%-10% travel possible. Possible off-hours work to support releases and outages. 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.
Hybrid, Once fully up to speed, schedule created w/ manager.

Strength Demands
Sedentary – 10 lbs. Maximum lifting, occasional lift/carry of small articles. Some occasional walking or standing may be required.   Jobs are sedentary if walking and standing are required only occasionally, and all other sedentary criteria are met.

Physical Requirements
Stand or Sit; Use Hands / Fingers to Handle or Feel; See; Push or Pull.
Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together. We believe several attributes are the root of our very best employees and extraordinary culture. We have named these attributes “The 6 H’s” – Happy, Helpful, Honest, Humble, Hungry, and Hustle.

Happy: We exhibit a positive outlook in order to create a positive environment.
Helpful: We assist each other and pull together as teammates to deliver.
Honest: We conduct our business with integrity.
Humble: We recognize that success is not achieved alone, that there is always more to learn, and that no task is below us.
Hungry: We desire to consistently improve.
Hustle: We work hard and get after it.

These Core Values are present in all our employees and our organization's aspects. Learn more about us and our culture by visiting us here.

COVID-19 Vaccination Requirements
Agile Defense is subject to federal vaccine mandates or other customer/facility vaccination requirements as a federal contractor. As such, to protect its employees' health and safety and comply with customer requirements, Agile Defense may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)