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Cisco ISE Security Sr. Engineer - SME
Cisco ISE Security Sr. Engineer - SMEBella Information Systems, LLC • Washington, DC, United States
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Cisco ISE Security Sr. Engineer - SME

Cisco ISE Security Sr. Engineer - SME

Bella Information Systems, LLC • Washington, DC, United States
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Job Title : Cisco ISE Security Sr. Engineer Subject Matter Expert

Location : Washington, DC / On-site

Company : Bella Information Systems, LLC

Employment Type : Full-Time

Clearance Required : Public Trust

About Us

Bella Information Systems is a trusted IT solutions provider serving U.S. federal agencies for over 20 years. With a strong focus on cybersecurity, enterprise IT, cloud modernization, and systems integration, we are committed to securing mission‑critical environments through innovative and reliable solutions. We are currently seeking a Cisco ISE Security Senior Engineer to support our growing federal portfolio located in Washington DC.

Position Overview

As a Cisco ISE Security Senior Engineer, you will play a critical role in designing, implementing, and managing Cisco Identity Services Engine (ISE) solutions for enterprise environments. You will collaborate with stakeholders across infrastructure, security, and network teams to ensure secure, compliant, and scalable access control systems.

Key Responsibilities :

  • Design and implement Cisco ISE policies and architecture for wired, wireless, and VPN access control.
  • Configure profiling, posture, guest access, and BYOD services.
  • Perform policy creation, testing, tuning, and troubleshooting.
  • Integrate ISE with external identity sources (e.g., Active Directory, RSA, PKI).
  • Monitor and analyze logs to ensure optimal security and compliance.
  • Develop documentation, SOPs, and technical diagrams.
  • Provide Tier 3 support and mentor junior engineers.
  • Collaborate with cybersecurity teams to ensure NIST / FISMA compliance.

Qualifications :

  • Bachelor’s degree in IT, Cybersecurity, or related field (or equivalent experience).
  • 7+ years of IT experience, with 4+ years hands‑on Cisco ISE experience.
  • Deep understanding of network access control (NAC), 802.1X, EAP, RADIUS, and TACACS+.
  • Experience with Cisco switches, firewalls, and wireless controllers.
  • Experience integrating Cisco ISE with SIEM tools and identity management platforms.
  • Strong troubleshooting and analytical skills.
  • Cisco certifications preferred (e.g., CCNP Security, CCIE Security).
  • Experience supporting federal clients or working in regulated environments is a plus.

    • Preferred Skills :

  • Familiarity with NIST 800‑53 controls and FISMA requirements.
  • Experience with cloud‑based NAC or hybrid access control environments.
  • Knowledge of Zero Trust Architecture (ZTA) principles.

    • Why Join Us?

  • Work with a passionate and expert team of IT professionals
  • Competitive salary and benefits package
  • Opportunities to support high‑impact federal projects
  • Professional development and training support

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