Sr Network Security Engineer

Job Title: Sr Network Security Engineer

Job Location: Falls Church, Virginia

Eligibility/Clearance: Required to obtain a Public Trust Clearance

Job Description:

Advance your career while impacting our national security in cyber as a Sr.
Network Security Engineer . Here, technologists have many paths to
grow a meaningful career supporting cyber missions and operations across
the federal government.

Responsibilities (include but are not limited to):

- Lead the design, configuration, and deployment of Cisco Identity
Services Engine (ISE) for network access control.

- Manage and implement network access policies using Cisco Secure Client
and Microsoft native supplicants for both wired and wireless
authentication.

- Test and deploy posture assessment for endpoints to ensure compliance
with security policies.

- Troubleshoot and resolve network access issues related to 802.1X
authentication and posture assessment.

- Configure and manage network devices to enforce access control
policies.

- Work closely with the network and security teams to ensure seamless
integration of network access control solutions.

- Develop and maintain detailed documentation of configurations,
processes, and procedures.

- Provide training and knowledge transfer to internal teams as needed.

- Stay up-to-date with the latest industry trends and technologies
related to network access control and security.

Requirements:

- Minimum of 5 years of experience in network engineering and security,
with a focus on network access control.

- Expertise in configuring and managing Cisco Identity Services Engine
(ISE).

- Proficiency in using Cisco Secure Client and Microsoft native
supplicants for 802.1X authentication.

- Experience with both wired and wireless network authentication and
posture assessment.

- Strong understanding of network security principles and best
practices.

- Excellent troubleshooting and problem-solving skills.

- Strong communication and documentation skills.

- Relevant certifications (e.g., CCNP, CCIE, JNCIP, JNCIE or other Cisco
and Juniper security certifications) are preferred.

Desired Qualifications:

- Experience with other network access control solutions.

- Familiarity with endpoint security and compliance management.

- Knowledge of scripting and automation tools.

- Experience with Riverbed Profiler and analyzing NetFlow data is a
plus.

Education:

- Bachelor’s degree in Computer Science, Information Technology, or a
related field.

ATR is an Equal Opportunity Employer (EOE) who will provide equal
employment opportunity to employees and applicants for employment
without regard to race, ethnicity, religion, color, sex, pregnancy,
national origin, age, veteran status, ancestry, sexual orientation,
gender identity or expression, marital status, family structure, genetic
information, or mental or physical disability