Bhagyashri Darunkar
Fremont
Summary
Accomplished Network Security Engineer with extensive experience at Hilti Inc, specializing in Zero Trust architecture and network design. Proven track record in enhancing security efficiency and compliance, while fostering collaboration across teams. Skilled in threat modeling and data security, driving significant improvements in incident response and risk management.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Network Security Engineer 3
Hilti Inc
Tulsa
01.2025 - Current
- Designed and deployed multi-site networks and Zero Trust architectures using Cisco SD-WAN, OSPF, and BGP routing protocols, compliant with PCI-DSS standards.
- Automated network security policy and cryptographic pipeline deployments, enhancing rollout efficiency by 92%.
- Conducted security assessments and threat modeling to identify risks and improve data protection measures.
- Implemented network segmentation and access control frameworks to meet compliance requirements.
- Performed detailed threat analysis to uncover vulnerabilities, facilitating timely system updates.
- Collaborated with cross-functional teams to integrate security measures into workflows, promoting compliance awareness.
Product Owner
Hilti Inc
Tulsa
- Led network design and segmentation, optimizing security and cutting manual efforts by 65%.
- Spearheaded Agile delivery for cybersecurity projects, aligning with security architecture goals.
- Developed Python APIs for automated provisioning, boosting incident response time by 80%.
- Collaborated with architecture teams for security reviews, meeting NIST and ISO 27001 standards.
- Developed user stories and acceptance criteria, enhancing product clarity and stakeholder engagement, leading to more aligned project outcomes.
Network Security Engineer 2
Hilti
Tulsa
- Designed and maintained global network routing and firewall architectures integrating Palo Alto and Juniper platforms.
- Conducted security risk assessments and implemented data security and encryption protocols in alignment with ISO 27001.
- Led network troubleshooting and design optimization for 100+ enterprise endpoints across global environments.
Graduate Research Assistant
University of Oklahoma
Tulsa
- Conducted detailed optical fiber channel characterizations, enhancing data transfer protocols and contributing to groundbreaking patents in optical communication. (Patent US 10079676B2).
- Developed a novel single-stage protocol for optical communication, significantly improving data transfer efficiency and laying groundwork for future advancements. (Patent US 9735955B2).
Education
PhD - Electrical and Computer Engineering
University of Oklahoma
Tulsa, OKMaster of Science - Telecommunication Engineering
University of Oklahoma
Tulsa, OKSkills
- Network architecture design
- Routing protocols
- Network security
- Zero trust architecture
- Threat modeling
- Security assessment
- Firewall policy design
- Security controls
- Cloud security
- Identity and access management
- Data security
Personal Information
Title: Senior network security engineer
Certification
- McKinsey Leadership Essentials (received in 03/2024)
- Hilti Manager’s choice award (received in 09/2024)
Additional information
- Darunkar & Verma – Quantum Secure Communication Protocol, SPIE (2014)
- Darunkar – Multi-Photon Tolerant Quantum Key Distribution, (2017)
- Punekar, Darunkar & Verma – Secure Optical Fiber Communication, SPIE (2016)
- Bhosal, S., Darunkar, B., et al. – Polarization-Based Secure AES Key Transmission over Optical Fiber (IEEE ICC, 2016)
Links
linkedin.com/in/dr-bhagyashri-darunkar
Timeline
Network Security Engineer 3
Hilti Inc
01.2025 - Current
Product Owner
Hilti Inc
Network Security Engineer 2
Hilti
Graduate Research Assistant
University of Oklahoma
PhD - Electrical and Computer Engineering
University of Oklahoma
Master of Science - Telecommunication Engineering
University of Oklahoma