Network Security Engineer III (MUST HAVE SECRET CLEARANCE)

Network Security Engineer II Overview

We are seeking a motivated and detail-oriented Network Security Engineer III to support and maintain secure enterprise network environments in accordance with DoD cybersecurity and network security standards. The ideal candidate will have hands-on experience with network engineering, cybersecurity best practices, vulnerability management, and Cisco network technologies in classified or government environments.

MUST HAVE AN ACTIVE SECRET CLEARANCE

This position supports mission-critical infrastructure and requires experience with secure network operations, STIG implementation, vulnerability remediation, and network troubleshooting.

Key Responsibilities

• Support the design, configuration, implementation, and maintenance of secure network infrastructure.
• Configure and maintain Cisco networking devices including routers, switches, and related technologies.
• Perform network hardening activities in compliance with DoD cybersecurity requirements and Security Technical Implementation Guides (STIGs).
• Conduct vulnerability assessments using Assured Compliance Assessment Solution (ACAS) and assist with remediation efforts.
• Troubleshoot network connectivity, routing, switching, and performance issues across enterprise environments.
• Utilize packet analysis and monitoring tools such as Wireshark and tcpdump to diagnose and resolve network issues.
• Aid in implementing security controls and maintaining compliance with DoD cybersecurity policies and procedures.
• Support system accreditation and continuous monitoring activities as required.
• Maintain documentation related to network configurations, security findings, remediation activities, and operational procedures.
• Collaborate with cybersecurity, systems engineering, and operations teams to ensure secure and reliable network services.

Required Qualifications

• Education: Bachelor's degree in Cybersecurity, Cyber Operations, Cyber Engineering, Information System, Information Technology, Computer, Electrical, or Electronics Engineering, Software Engineering, Computer Science, Mathematics with a concentration in Computer Science, or equivalent to above disciplines.
• Certification: A minimum of one of the following: CASP+ CE or CCNP Security or CISA or CISSP or GCED or GCIH or CCSP.
• Experience: Combined total of eight (8) years of full-time professional experience in the following skillsets/disciplines: Network Security to include the design, implementation, configuration, and enforcement of security controls on network, hardware, and software components and devices; Performing STIG implementation; Utilizing and configuring Active Directory; Performing vulnerability assessments with the Assured Compliance Assessment Solution tool; Configuring Cisco networking devices; Utilizing packet analyzer tools (examples, Wireshark and tcpdump, etc.); Implementing and managing firewalls and IDS/IPS solutions.

Physical And Mental Qualifications

• Maintain focus and awareness throughout scheduled working hours.
• Perform tasks requiring prolonged periods of sitting or standing at a desk, utilizing a computer, mouse, and keyboard.
• Lift and move objects weighing up to 15 pounds as needed.
• Exhibit excellent verbal and written communication skills, with a strong command of the English language.
• Demonstrate the ability to work independently while also collaborating effectively as part of a team.
• Quickly learn and retain routine tasks and processes.
• Possess strong organizational skills, attention to detail, business correspondence proficiency, and self-management capabilities.
• Perform the essential functions of the role satisfactorily; reasonable accommodation will be provided for employees with disabilities upon request.
• Accept and adapt to additional responsibilities or changes to assigned duties as determined by DirectViz Solutions (DVS).