Senior Cisco Identity Services Engine (ISE) Engineer
Purple Hires
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Job Details
Skills
- cisco
- ISE
- PKI
Summary
Job Title: Senior Cisco Identity Services Engine (ISE) Engineer
Location: Washington, DC (Onsite)
Type: Full-Time
- 10–15 years of Network/Security Engineering experience.
- Strong hands-on experience with Cisco ISE 3.x in large enterprise environments.
- Experience with Cisco ISE upgrades, patching, troubleshooting, administration, and multi-node deployments.
- Strong knowledge of 802.1X, RADIUS, EAP/EAP-TLS, NAC, AAA, Authentication & Authorization Policies.
- Experience with Active Directory integration, Security Groups, and Identity Sources.
- Strong understanding of PKI and Certificate Management, including server certificates, CA chains, certificate renewals, thumbprints, and certificate-based authentication.
- Experience with Cisco ISE vulnerability remediation, security patching, and production support.
- Hands-on experience with packet captures, ISE logs, authentication troubleshooting, and root cause analysis.
- Experience integrating Cisco ISE with:
- Cisco Catalyst
- Meraki
- Firewalls
- F5
- DNS
- Splunk/SIEM platforms
ServiceNow & Change Management
- Experience creating and managing ServiceNow Change Requests.
- Ability to write implementation, validation, rollback, and risk assessment plans.
- Experience executing:
- ISE upgrades and patching
- Certificate renewals
- DNS changes
- Policy updates
- Security group changes
- New integrations
- Infrastructure migrations
Incident & Support Experience
- Strong troubleshooting experience across: Endpoint → Switch/AP → ISE → Active Directory → Authorization Policy → Network Access
- Experience with major incidents, RCA, and Cisco TAC case management.
- Ability to diagnose authentication, authorization, certificate, and connectivity issues.
Infrastructure & Automation
- Experience with:
- Cisco ISE migrations and node deployments
- High Availability (HA) environments
- Splunk monitoring and alerting
- ServiceNow integrations
- Preferred experience with:
- Python
- Ansible
- Terraform
- REST APIs
- CI/CD Automation
Preferred Qualifications
- CCNP Enterprise / CCNP Security or equivalent.
- Experience with Cisco Catalyst, Meraki, Enterprise Wireless, Active Directory, PKI, Splunk, and ServiceNow.
- Experience in highly regulated enterprise environments.
- Dice Id: 91170791
- Position Id: 9137878
- Posted 1 day ago
Company Info
About Purple Hires
At Purple Hires, we are dedicated to consistently delivering an outstanding recruitment experience that benefits both our clients and candidates.
We are committed to excellence in every aspect of our recruitment process. From understanding client requirements to sourcing, screening, and presenting the most suitable candidates, we maintain high standards and a results-driven approach. Our goal is not just to fill positions but to add genuine value to our clients’ teams by finding the right talent.
Honesty and openness are at the heart of our recruitment practices. We believe that clear, consistent communication fosters trust and reliability. Whether discussing job requirements, candidate expectations, or process timelines, we ensure that all parties remain well-informed and engaged. Transparency is key to building long-term relationships and ensuring mutual satisfaction.
Respect for both clients and candidates underpins our entire approach. We treat every individual with dignity and professionalism, recognizing that a positive experience leaves a lasting impact. From initial engagement to final placement, we handle each interaction with empathy and consideration, promoting a respectful and inclusive environment.
By combining performance, transparency, and respect, we create a seamless, rewarding recruitment experience. Clients can rely on us for consistent quality and integrity, while candidates feel valued and supported throughout their journey. This holistic approach allows us to build sustainable relationships and maintain a reputation as a trusted recruitment partner.
