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ManTech Network Engineer in Alexandria, Virginia

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech International Corporation , you’ll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Network Engineer to join our team in the Alexandria VA area. This is an ON-SITE position supporting the US government.

Responsibilities include but are not limited to:

  • Performs as the highest-level technical expert, providing both internal and external consulting services.

  • Works independently on advanced systems/software analysis projects.

  • Remains current in operating systems/ software analysis and technological developments/applications.

  • Recommends future direction or projects to management.

  • Implement DISA STIGs and secure AWS-based firewalls, proxies, and Cisco firewalls.

  • Utilize security tools such as

  • Cisco ISE, Cisco Prime, Cisco DNA, and FISMA findings to identify and remediate network vulnerabilities.

  • Conduct audits to identify network security gaps and recommend solutions.

  • Contribute to security incident management and response efforts.

  • Secure site to site VPNs.

Basic Qualifications:

  • A minimum of 7 years of related experience.

  • A bachelor’s degree in Computer Science, Math, Electrical Engineering, or related field. An additional 5+ years of experience may substitute for a degree.

  • A CCNA or CCNP Certification.

  • Demonstrated experience working with STIGs, firewalls, proxies, Cisco network devices, vulnerability scanning tools, and FISMA requirements and findings.

  • Demonstrated experience conducting network security audits.

  • Demonstrated experience contributing to network security incident response.

Preferred Qualifications:

  • Relevant industry standard certifications such as CompTIA Network+, Cisco/Juniper, or AWS Advanced Networking.

  • Proficient with ServiceNow

Clearance Requirements:

  • US Citizenship

  • Ability to obtain and maintain a Public Trust clearance

Physical Requirements:

  • May have to lift cisco switches

  • Sedentary work that primarily involves sitting/standing/talking/walking.

  • Remaining in a stationary position, often standing or sitting for prolonged periods.

  • Moving about to accomplish tasks or moving from one work site to another.

  • Communicating with others to exchange information.

  • Working with computers.

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