ManTech is seeking a Subject Matter Expert (SME) Level Network Engineer with a specialized focus on Network Access Control (NAC), particularly with significant expertise in CISCO network appliances 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 endpoint validation
Duties, Tasks & Responsibilities:
- Subject Matter Expert (SME) Level design, implementation, and management of NAC solutions utilizing CISCO network devices including load balancers, LINUX servers, and CISCO appliances
- Perform configuration, maintenance, and troubleshooting of NAC policies and profiles
- 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 NAC technologies
- Provide technical support and guidance to internal and external teams and clients on NAC and network security related issues
- Participate in the evaluation and selection of new NAC technologies and vendors
Basic Qualifications:
- Bachelor's or Master’s Degree in a relevant Information Technology, Computer Science, Systems Engineer field or similar
- 16+ years relevant Network Engineering/Information Technology experience
- Significant expertise in CISCO network appliances and associated management software
- Significant experience/understanding of network security principle
- Proactive approach to maintaining and optimizing endpoint validation
- Ability to translate customer requirements into enterprise network solutions
- SME level experience as a CISCO Network Engineer with a focus on Network Security
- Strong proficiency with NAC platforms
- In-depth knowledge of network protocols, TCP/IP stack, and OSI model
- Significant experience with firewall management software such as Cisco FTDExcellent communication and interpersonal skills
- Ability to work independently and collaboratively in a fast-paced environment
Preferred Qualifications:
- Knowledge of NAC management software such as Cisco Identity Service Engine (ISE) is high desired
- Industry certifications such as CCNA Security, CCNP Security, REDHAT Certified Architect (RHCA), or similar industry certifications are preferred
- Demonstrated experience with Network Access Controls (NAC), CISCO profiling ISEExperience with Linux Operating Systems (OS) and Python scripting
- Experience with a wide variety of network technologies and solutions architectures is a plusBroad understanding of technical principles, theories and concepts in the networking fieldKnowledge of state-of-the-art systems engineering principles and network design conceptsCloud Service Provider and hybrid cloud experience (extending on premise networks to cloud providers such as AWS, Azure, Oracle and Google)
- Strong proficiency with Network Access Control (NAC) platforms
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.