Senior Network Administrator

21 Nov 2023

Overviewi3 is seeking a Sr. Network Administrator to design and maintain DoD computer systems and networks with cyber concepts in mind to verify the DoD customers operating securely and that data is protected from both internal and external threats. Candidate will be responsible for working closely with end users to properly design the network for very specific software functionality needed (i.e., multicast, broadcast, etc.) Candidate will maintain system security status and ensures compliance to security policies, procedures and standards with regards to the Department of Defense Information Assurance Certification and Accreditation Process (DIACAP) and Risk Management Framework (RMF). Common tools such as Host Based Security System (HBSS), and DISA Assured Compliance Assessment Solution (ACAS) will be used. This position is located in Huntsville, AL. ResponsibilitiesPrimary Objectives of the Sr. Network Administrator:

Design, implement, and maintain DoD network.

Designs and recommends security policies and procedures.

Monitors, evaluates, and maintains networks/systems according to DoD and industry security best practices.

Reviews network/system configurations to ensure compliance with security requirements.

Provide network/system vulnerability scanning via HBSS and ACAS.

Investigates security violations and recommends solutions.

Performs handling/tracking of COMSEC material.

Provides reports to internal and external customers in response to queries and requests.

Consults on tasks, provides leadership and guidance for others.

Gives recommendations for product upgrades, patches, and general security measures.


Bachelors of Science Degree and four (4) years of relevant experience. Additionial experience may be substituted for degree.

Must have 802.1X authentication protocol experience.

Must have Security+ or equivalent DoD 8570 IAT Level II certification.

Must have thorough RMF Framework knowledge.

Experience working with system/network vulnerability scanning tools required.

Experience with configuring and maintaining networking encryptors, TACLANEs and KGs.

Experience designing, implementing, and maintain DoD network in a multi-vendor environment.

Cisco Certified Networking Associate (CCNA), Cisco Certified Networking Professional (CCNP) is a plus.

Must have active DoD Secret clearance and be able to maintain the level of clearance required.

U.S. Citizenship is required.

About i3Headquartered in Huntsville, AL, i3 is a national leader in providing innovative technical and engineering solutions to a broad customer base across the U.S. DoD. Specializing in missile and aviation engineering and logistic services, electronic warfare and electromagnetic affects analysis, UAS system integration and flight operations, full lifecycle C5ISR engineering services, engineering analysis, cybersecurity and IT/IA innovative solutions and virtual training, simulation & serious game development and implementation.

We were founded in 2007 with the intent to do business differently.

Our focus is to leave our team members and customers better than we found them.

Our ultimate goal is to strengthen our Nation and our warfighter.

Perks and Benefits at i3:

100% team member owned

Outstanding insurance coverage

401(k) match

Health and wellness incentives

Tuition and certification reimbursement

Generous PTO

Fun culture with company activities

Countless opportunities to give back to the community through our charitable organization, i3 Cares

We work hard. We compete hard. We play hard. Apply now to join us!

Job LocationsUS-AL-HuntsvilleID 2023-4053 Business Unit ITCE Type Full-Time Clearance Secret Required

  • ID: #50570592
  • State: Alabama Huntsville / decatur 35801 Huntsville / decatur USA
  • City: Huntsville / decatur
  • Salary: USD TBD TBD
  • Showed: 2023-11-21
  • Deadline: 2024-01-20
  • Category: Et cetera