Apply for this Job
Title: Firewall Network Administrator Location: FULLY ON-SITE in Dahlgren, Virginia Clearance Required: Secret Certification Required: Security+ or IAT Level II Job Description:
TEKsystems has an immediate opening for a Firewall Administrator (Network) to provide Design and Engineering Operation and Maintenance support for Firewall systems on the classified and unclassified Research, Development, Test and Evaluation (RDT&E) networks at Dahlgren, VA. As the Firewall Administrator, you will design, implement and maintain support of the network and security infrastructure, use best practices and knowledge of current technologies and their potential application to the RDT&E Environment, and will assist in assessing the security risk of proposed Firewall modifications.
Essential Duties and Responsibilities:
• Manage firewall and network security systems by establishing and enforcing approved policies
• Analyze network security requirements and implement perimeter security changes
• Utilizing industry best practices for security, disaster recovery, business continuity, change control, the engineer will design, configure, manage and troubleshoot a variety of network firewall technologies
• Serve as a subject matter expert in coordinating and troubleshooting with customers, other infrastructure support activities and business units
• Develop network documentation of security infrastructure
• Monitor network performance and implement performance tuning as necessary
• Responsible for installing software, applying patches, managing file systems, and monitoring performance of Firewall systems
• Performs data backups and restoration of managed systems
• Assist in the certification and accreditation process for managed systems and networks
• Install and deploy of new Firewall hardware and software
• Review daily logs for managed systems and report on unusual activity
• Participate in the development and maintenance of Standard Operating Procedures (SOPs) associated with managed systems and applications
• Collaborate with IT staff on projects and initiatives
• Provide input for a monthly progress and status report
• This position requires an active DoD Clearance (Secret, Top Secret, Top Secret/SCI) or the ability to be obtain an (Interim Secret, Interim Top Secret)
• Because an active or interim DoD clearance is required, U.S. Citizenship is required o Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
Medical, dental & vision
Critical Illness, Accident, and Hospital
401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
Life Insurance (Voluntary Life & AD&D for the employee and dependents)
Short and long-term disability
Health Spending Account (HSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave)
Date Posted: 21 April 2025
Apply for this Job