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Jyothsna D. — Network Security Engineer from Jersey

Jyothsna D.

Network Security Engineer

Jersey 3-6 years
Open to offersNew to Platform
Languages
English
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About

Jyothsna D. is a seasoned Senior Network and Security Engineer with over 6 years of specialized experience in designing, implementing, and supporting enterprise networks and security infrastructures. She possesses a deep expertise in configuring and managing advanced security technologies including NGFW firewalls, WAF, and IDS/IPS, with hands-on experience in Palo Alto, Checkpoint, Cisco, Imperva, and F5 solutions. Her role involves deploying hybrid cloud architectures within Microsoft Azure environments, implementing robust security measures like zero trust network access via Zscaler cloud proxies, and maintaining regulatory compliance such as PCI-DSS and ISO 27001. Jyothsna excels at enhancing cybersecurity postures across industries, demonstrated by her work in deploying data center technologies such as Cisco Nexus and VMware ESXi, and automating security operations with CI/CD pipelines and DevSecOps practices. Her certifications as a FortiGate Administrator and Cisco Certified Network Professional underpin her expertise in the field.

Experience

  • Senior Network Security Engineer / Network Security Engineer

    Maximus · 2023 — Present
    Designed and installed Palo Alto firewalls for application and URL filtering, configured IPSEC and SSL VPN on Palo Alto firewalls, and deployed PA-5400 series firewalls in a data center. Installed Fortinet firewalls, enabling IPS, application control, and compliance logging. Configured a WAF to protect against OWASP top ten vulnerabilities, and implemented 802.1x Wired User Authentication using Juniper Steel Belted RADIUS. Integrated ACS Server with wireless LAN controllers, switches, and routers for TACACS+ RBAC. Conducted vulnerability scanning for web applications to identify security threats. Worked with Zscaler cloud proxies ZIA and ZPA, assisting in zero trust network access tunnels setup. Managed

  • IT Security Engineer

    ADP · 2022 — 2023
    Planned and implemented a comprehensive company-wide security infrastructure integrated with next-generation firewalls, IDS/IPS, vulnerability scanners, and web application firewalls. Deployed Cisco ISE for enterprise RADIUS authentication combined with Active Directory, RSA SecurID, and Proxy RADIUS services. Developed an information security risk management framework and maintained risk registers by division within the organization. Communicated with clients to provide accurate updates during bi-weekly meetings and ad-hoc briefings. Configured network access servers and routers for AAA security protocols (RADIUS/TACACS+). Managed incoming traffic with a reverse proxy for distribution to upstream servers. Oversaw DLP solution installation, which included endpoint and network DLP capabilities for

  • IT Network Engineer

    Marriott International · 2020 — 2022
    Analyzed and reviewed daily reports from the Secure Sphere console, addressing identified application events, optimizing web application firewall rules for protected applications. Engaged in device profiling and authentication mechanisms using AAA, RADIUS, and 802.1X for NAC solutions across both Cisco and Forescout systems while implementing network segmentation strategies. Developed cybersecurity strategies for classified data collection and exploitation. Employed Cisco Tetration for multi-cloud data centers, advancing a zero-trust model through effective segmentation. Conducted training sessions on information security and business continuity measures. Analyzed IAM requirements and implemented access gateways with SAML-based authorization setups. Automated troubleshooting processes on AWS using Python for

  • Network Administrator

    Salesforce · 2019 — 2020
    Managed installation and troubleshooting of technical issues across Windows and Linux platforms. Monitored traffic and performance on Palo Alto firewalls, focusing on security and networking features including URL filtering. Reviewed vulnerability scan reports, collaborating with the ISSO and technical teams to remediate security controls. Maintained and provisioned user access across VMware virtual center, configured alerts for CPU and memory failures. Analyzed traffic patterns to mitigate DDoS attack risks. Configured VLANs with 802.1Q tagging, trunk groups, and implemented EtherChannel and spanning tree protocols. Set up and deployed ACI segmentation alongside tenant and contract configurations to support a Zero-Trust Network Architecture. Configured

Skills & Expertise

IT and NetworkingNetwork Security Engineer

Education

  • Masters in Computer and Information Systems Security
    Gannon University · — — 2024