ManTech is seeking a talented and experienced Network Engineer with a specialized focus on Firewalls, particularly with expertise in CISCO, Palo Alto, and Juniper network devices and associated management software to join our technology-based program supporting a key Government customer in Herndon, VA. The ideal candidate will have a deep understanding of network security principles, excellent problem-solving skills, and a proactive approach to maintaining and optimizing firewall infrastructure.
Duties, Tasks & Responsibilities:
- Design, implement, and manage firewall solutions utilizing CISCO, Palo Alto, and Juniper network devices
- Perform configuration, maintenance, and troubleshooting of firewall policies and rules
- Monitor network traffic for potential security threats and proactively address vulnerabilities
- Collaborate with cross-functional teams to ensure network security standards align with business objectives
- Stay up-to-date with the latest industry trends and best practices in network security and firewall technologies
- Provide technical support and guidance to internal teams and clients on firewall-related issues
- Participate in the evaluation and selection of new firewall technologies and vendors
Basic Qualifications:
- Bachelor's or Master’s Degree in a relevant Information Technology, Computer Science, Systems Engineer field or similar
- 11+ years relevant Network Engineering/Information Technology experience
- Ability to translate customer requirements into enterprise network solutions
- Proven experience as a Network Engineer with a focus on firewall technologies
- Strong proficiency with CISCO firewall platforms
- In-depth knowledge of network protocols, TCP/IP stack, and OSI model
- Experience with firewall management software such as Cisco FTD and Palo Alto Panorama
- Excellent communication and interpersonal skills
- Ability to work independently and collaboratively in a fast-paced environment
Preferred Qualifications:
- Experience with a wide variety of network technologies and solutions architectures is a plus
- Broad understanding of technical principles, theories and concepts in the networking field
- Knowledge of state-of-the-art systems engineering principles and network design concepts
- Cloud Service Provider and hybrid cloud experience (extending on-premise networks to cloud providers such as AWS, Azure, Oracle and Google)
- Strong proficiency with Palo Alto and Juniper firewall platforms is a plus
- Industry certifications such as CCNA Security, CCNP Security, Palo Alto Networks Certified Network Security Engineer (PCNSE), or similar industry certifications are preferred
Security Clearance Required
- An active TS/SCI with Polygraph.
Physical Requirements:
- Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer.
- Occasionally move about inside the office to access file cabinets, office machinery, etc.
- Constantly position self to maintain computers in the lab, including under desks and in server closets.