MUBARIK KHAN
Cary,NC
Summary
Experienced Security and Network professional with a strong background in next-generation firewall, IPS/IDS, advanced malware protection, Zero Trust, VPN, and Voice over IP (VoIP). Skilled in utilizing virtualization and networking technologies with renowned telecom companies like Verizon, IBM, Cisco Systems, Lucent Technologies and Alcatel Telecom. Recognized for collaborative nature, adaptability to diverse tasks, and ability to build relationships to achieve common goals across Software Engineering, Security, Networking, Cybersecurity, DevOps, Automation Agile Methodologies, Solutions Architecture, Performance & Reliability Testing, and VoIP.
Overview
24
24
years of professional experience
Work History
Principal Security Engineer
Verizon
10.2023 - Current
- Work with FENS security team which designed and implemented Security Network for FAA FENS project.
- Designed, deployed and configured Security device (ISE, Stealthwatch/SNA) in FAA datacenters
- Integrated Security devices (Cisco ISE and Cisco Stealthwatch/SNA) with Splunk for log ingestion.
- Conducted vulnerability assessments using standard tools like NESUS to identify and mitigate potential threats.
- Monitored security alerts and responded to incidents in real-time.
- Collaborated with different vendors like Cisco and Palo Alto to resolve the Network security issues.
- Developed documentation for security policies, Operations and procedures compliance.
Architect, IBM CIO Remote Access
IBM
12.2020 - 08.2023
- Design and deploy FTD / ASA / AnyConnect based remote access VPN solution for ~400K IBM employees. Complete performance and reliability testing to ensure standards are met.
- Saved millions of dollars after designing and deploying in-house VPN solution for IBM during Covid-19 pandemic.
- Worked as member of VPN scrum team, deploying VPN infrastructure and resolving critical VPN issues with thorough investigation of VPN logs, making necessary changes, and raising issues with Cisco for fixing.
- Designed and tested migration from Cisco ASA to Cisco FTD solution.
- Coordinated and worked with Cisco to test Firepower based FTD VPN solution, finding critical issues in Cisco FTD Firewall and reporting to Cisco to work on enhancements.
- Improved performance and management considerably after working with Cisco Systems to migrate ASA VPN solution to Cisco Next Generation Firewall (NGFW) solution.
- Brought in state-of-the-art VPN solution to make VPN device management easier, enhancing performance, and bringing visibility through Cisco Secure Management System.
Technical Lead, Next Generation Firewall, IPS / IDS
CISCO SYSTEM/SOURCEFIRE
07.2013 - 11.2020
- Led testing and automation of Cisco NGFW. Worked with management on Next Generation Firewall (IPS/IDS) project planning, including release planning, testing strategy, automation strategy, and post project assessment.
- Involved in Features/System Testing, automation, and CI/CD testing of product through Python, and Jenkins, which resulted in quality product.
- Developed automation APIs through Python scripting used by delivery teams that made automating Cisco NGFW features easier.
- Oversaw integration and testing for different Cisco product such as Threat Grid and AMP with Next-Generation Firewall.
Software Engineer
UNIFIED COMMUNICATION SYSTEM
09.2005 - 06.2013
- Performed features, solution, inter-op testing, and automation of Cisco Unified Communication Call Manager (UCM). Involved with feature and performance testing, automation, and regression of Cisco UCM.
- Generated best collaboration and telepresence solution in industry after integrating new collaboration and telepresence endpoints with UCM.
- Managed intra-operability testing of Cisco Call Manager with 3rd-party call control server, including VCS, Avaya, and Nortel, ensuring compatibility between UCM and 3rd party.
- Ensured consistently stable product by quickly resolving problems reported from client sites and other phases of development.
Technical Staff Member, Wireless IP Multimedia Subsystem
ALCATEL / LUCENT TECHNOLOGY
06.2001 - 08.2004
- Worked on IP Multimedia Subsystem (IMS) framework for delivering IP multimedia services over UMTS, wireless Network. Designed, tested, automated, and regression of IMS component SIP Call Session Control Function (CSCF). Completed integration and testing of different SIP components to ensure different components worked as well as performance and reliability testing to confirm product met standards.
Education
Master of Science (MS) - Computer Science / Telecom
DePaul University
Chicago, IL05.2003
Bachelor of Science (B.SC) - Computer Science
Quaid-e-Azam University
Islamabad, Pakistan06.1993
Skills
- Security: Next Generation Firewall(Cisco, PaloAlto, Fortinet); Cisco ISE; SNA(Stealthwatch);AMP; SSL; TLS; VPN; IPsec; Smart Licensing; F5 Load Balancing
- Collaboration: Cisco Call Manager; VCS; Conductor; MCU / Codian; Cisco Video & Telepresence Endpoints
- Protocols: REST API; SIP; H323; TCP; UDP; Ipv4; Ipv6, DNS, DHCP
- Platforms and Tools: FirePower; VMWare; Cisco UCS; Linux; KVM; Amazon Cloud; IBM Cloud; Kubernetes; Docker; Jenkins
- Programming Languages: Python, YAML, C/C, SQL, TCL, and Java
Certifications
- Certified Information Systems Security Professional (CISSP)
- CompTIA Security+
- CompTIA Cybersecurity Analyst (CySA+)
- Architecture Thinking (IBM)
- Certified Scrum Master, Scrum Alliance
Security Clerance
- Public Trust
Timeline
Principal Security Engineer
Verizon
10.2023 - Current
Architect, IBM CIO Remote Access
IBM
12.2020 - 08.2023
Technical Lead, Next Generation Firewall, IPS / IDS
CISCO SYSTEM/SOURCEFIRE
07.2013 - 11.2020
Software Engineer
UNIFIED COMMUNICATION SYSTEM
09.2005 - 06.2013
Technical Staff Member, Wireless IP Multimedia Subsystem
ALCATEL / LUCENT TECHNOLOGY
06.2001 - 08.2004
Master of Science (MS) - Computer Science / Telecom
DePaul University
Bachelor of Science (B.SC) - Computer Science
Quaid-e-Azam University
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