Sashi Singh
Vasai
Summary
Dynamic security professional with over 13 Years of experience in cybersecurity, specializing in managing Security Operations Centers (SOC) and leading network security initiatives. Proven expertise in developing and implementing robust security strategies to protect organizational assets and mitigate risks effectively. Skilled in threat detection, incident response, and vulnerability management, supported by a strong technical background in network protocols and security frameworks. Adept at leading cross-functional teams, fostering collaboration, and enhancing security posture through continuous monitoring and proactive measures. Committed to staying abreast of emerging threats and technologies to ensure the highest levels of cybersecurity.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Assistant General Manager-Information Security
BSE TECHNOLOGIES PVT LTD(BOMBAY STOCK EXCHANGE LTD)
12.2017 - Current
- Responsible for SOC strategy
- Managing the Security Operations and team of security operational staff members
- Primarily responsible for directing security event monitoring, management and response and cyber intelligence
- Ensuring incident identification, assessment, quantification, reporting, communication, mitigation and monitoring
- Ensuring compliance to policy, process, and procedure adherence and process improvisation to achieve operational objectives
- Revising and develop processes to strengthen the current Security Operations Framework, Review policies and highlight the challenges in managing SLAs
- Responsible for overall use of resources and initiation of corrective action where required for Security Operations Center
- Ensuring daily management, administration & maintenance of security devices to achieve operational effectiveness
- Ensuring threat management, threat modeling, identify threat vectors and develop use cases for security monitoring
- Creation of reports, dashboards, metrics for SOC operations and presentation to Sr Mgmt
- Cyber Threat monitoring includes monitoring of surface web, dark web for credential disclosure, data leaks, Code / Repositories leak, App misconfiguration
- Brand Threat Monitoring to combat fake brand pages, rogue applications and impersonated domains that could harm the organization's brand image
- Infrastructure Monitoring to Monitor internet exposed infrastructure, such as webapps, curation of assets-inventory along with monitoring of misconfigurations, and vulnerabilities
Network Team Lead
FUTURE FOCUS PVT LTD
11.2015 - 12.2017
- Lead a team of 4-6 network engineers
- Manage provider relationships
- Design solutions for network connectivity of remote branches
- Design and maintain firewalls to ensure proper security controls are in place
- Review internal and external customer requirements to determine business needs and then integrate needs into current network infrastructure
- Daily operational leadership and support
- Interface and manage vendor interactions for hardware and services provided
- Work with providers/Telco for services and escalation of issues
- Utilize and support network tools to manage environment
- Perform all Network Administration and related functions
- Lead technical support for meeting network objectives, evaluate, design, and implement resolutions to network configuration
- Design and document network administration policies and procedures for the production environment
- Work with the technical teams to design technical requirements for the production environment
- Ensure segregation of duties remains intact in all network / application interactions
- Track and maintain network application licenses
- Reconcile license issues on a yearly basis
- Perform periodic self-assessments/audits of all aspects relating to networks within all IP environments
- Train junior personnel
- Cisco Router configuration, implementation, maintenance
- Cisco Firewall configuration, implementation, maintenance
- Cisco Switch configuration, implementation, maintenance
- Cisco VPN configuration, implementation, maintenance
- Cisco DWDM configuration, implementation, maintenance
- Cisco Wireless and ACS configuration, implementation, maintenance
- Multicast configuration, implementation, maintenance
- Remote access maintenance and configuration
- Cable Management configuration, implementation, maintenance
- Monitoring Systems: WhatsUp, BB, Cacti, MRTG and others
- Network Device/Warehouse Inventory Management
- Internet connectivity configuration, implementation, maintenance
- Provide 24-hour on-call support, including evenings and weekends
- On call rotations required
- TCP/IP protocol analysis
- Network monitoring tools maintenance and configuration
- Data center design and management
- Participation in disaster recovery/business continuation activities
- Dedication to following procedures and regulations
- Ability to work as an individual contributor or as a team member
- Strong analytical, diagnostic, and problem solving skills
- Written and verbal communication skills and the ability to interface effectively with diverse user community.
Sr. Technical Engineer
Aakar Computers (CENSEC) ISO 9001:2008
08.2015 - 10.2015
- Lead engineering efforts for network design, planning, deployment and management
- Research and test cutting edge products, services, protocols and standards
- Implement and support network solutions in complex, high-performance trading environments that demand stability, throughput and low latency
- Support network troubleshooting and issue resolution on an as-needed basis
- Designing technology solutions for clients that will address their needs in Network / Data Center Solutions
- Providing guidance as needed to a team of senior level Network Architects / Engineers to deliver solutions to enterprise & Commercial clients in the region
- Developing comprehensive technical architecture that meets client needs
- Learning additional relevant products and technical solutions as they come to market.
Sr. Network Administrator
Bhakti InfoTech Pvt Ltd
01.2014 - 07.2015
- Perform moderately complex network designs using existing technology
- Plans network configurations for integration into the network, using knowledge of the performance characteristics of the systems being added to the network and the specifications for network interfaces to insure effective integration and optimal network performance
- Prepare technical proposals for presentation to engineering review boards to add new technologies to the network
- Work closely with the Program Manager on specific programs to attend meetings, consolidate and translate requirements to new design and operational needs
- Create relevant documentation and provide customer facing technical presentations as needed
- Drive the capabilities and execution to effectively optimize data networks including breakthrough work, routine work, and Continuous Improvement (CI) efforts
- Review, rationalize and propose a right-sized networking toolset to consolidate the various tools in use down to a standard set that meets enterprise requirements
- Lead the design and implementation of overall network infrastructure, to include creating hierarchy processes that streamline IT processes and improves time to resolution of issues
- Lead global infrastructure team members of varying skill levels and backgrounds
- Perform moderately complex O&M activities
- Utilize network analysis tools to identify performance problems in the network
- Follow troubleshooting procedures for restoring the network to optimal performance levels
- Participate in change management (CM) process, including the creation of technical documents such as implementation, verification, and rollback plans
- Provide technical and business risk assessments
- Perform other tasks as necessary in CM process
- Provide system engineering and integration support of the DISA JRSS Security Architecture including NIPRNET and SIPRNET
- Design network and security architectures
- Provide advanced inter-network design and configuration using Virtual Routing and Forwarding (VRF)
- Implement advanced routing and switching protocols such as IP/MPLS, VRRP, iBGP, eBGP
- Engineer and implement a multi-vendor security architecture providing firewall services, IDPS/IPS, DLP, and network information flows.
Network Engineer (Level -2)
NET CONNECT PVT LTD
06.2012 - 12.2013
- Responding to operational needs in a timely manner
- Writing supporting documents describing in details all work completed
- Maintaining network connections and equipment
- Identifying network requirements
- Assisting in the installation, performance and maintenance for LAN/WAN infrastructure
- Installing network upgrades
- Performing router and switch upgrades
- Investigating user problems
- Supporting new network applications and technologies
- Assisting Network Team to deploy project based solutions
- Monitoring network performance
- Maintaining documentation for a network environment.
Network Administrator
PCS Technology LTD., Mumbai
11.2008 - 05.2012
- Responsible for providing network related analysis, administration, and integration services
- Responding to operational needs in a timely manner
- Writing supporting documents describing in details all work completed
- Maintaining network connections and equipment
- Identifying network requirements
- Assisting in the installation, performance and maintenance for LAN/WAN infrastructure
- Installing network upgrades
- Performing router and switch upgrades
- Investigating user problems
- Supporting new network applications and technologies
- Assisting Network Team to deploy project based solutions
- Monitoring network performance
- Maintaining documentation for a network environment.
Education
Master of Computer Applications -
Jain University
Bengaluru, KA2022
Bachelor of Science in Computer Science (BSc CS) -
MGKVP
2009
Skills
- Security Operations Management
- Incident Response & Investigation
- Threat Intelligence & Analysis
- Security Information and Event Management (SIEM)
- Vulnerability Assessment & Mitigation
- Team Leadership & Development
- Risk Management & Mitigation Strategies
- Security Frameworks (NIST, ISO 27001)
Certification
- Cisco Certified Network Associate (CCNA)
- Cisco Express Foundation for Field Engineers (CXFF)
- Cisco Certified Network Professional (Routing)
- Cisco Certified Network Professional (Switching)
- Cisco Certified Internetwork Expert - Service Provider (CCIP)
- SOC-200: Foundational Security Operations and Defensive Analysis
- OffSec Certified Professional Certification (OSCP)
- Pursuing Offensive Security Exploitation Expert (OSEE)
Education
other
Languages
Hindi,English
References
Available on request.
Hobbies and Interests
- Networking Forums
- Driving
- Listening Music
- Travelling
- Football
Hobbies and interests
- Cybersecurity Research
- Participating in Hackathons
- Open Source Contributions
- Reading Technical Books
- Networking with Professionals
- Gaming
- Traveling
Timeline
Assistant General Manager-Information Security
BSE TECHNOLOGIES PVT LTD(BOMBAY STOCK EXCHANGE LTD)
12.2017 - Current
Network Team Lead
FUTURE FOCUS PVT LTD
11.2015 - 12.2017
Sr. Technical Engineer
Aakar Computers (CENSEC) ISO 9001:2008
08.2015 - 10.2015
Sr. Network Administrator
Bhakti InfoTech Pvt Ltd
01.2014 - 07.2015
Network Engineer (Level -2)
NET CONNECT PVT LTD
06.2012 - 12.2013
Network Administrator
PCS Technology LTD., Mumbai
11.2008 - 05.2012
Master of Computer Applications -
Jain University
Bachelor of Science in Computer Science (BSc CS) -
MGKVP
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