Aman Singh

About Aman Singh

Welcome to my LinkedIn profile! I’m Aman Singh, a security-focused Associate System Engineer passionate about building secure, resilient systems and growing in the field of Cybersecurity.In my current role, I focus on system security, including SIEM implementation, security automation, and Vulnerability Assessment and Penetration Testing (VAPT). I work on identifying security gaps, strengthening systems, and ensuring environments remain secure, compliant, and reliable.I have hands-on experience in Linux and Windows security, cloud platforms such as AWS, access control management, patching, and vulnerability remediation. I also work with compliance frameworks including ISO 27001 and PCI-DSS, aligning systems with security and audit requirements.I enjoy solving complex security challenges and building secure infrastructure that adapts to evolving threats, with a strong focus on improving overall security posture.If you’re working in Security Engineering, Cloud Security, or related domains, I’d be glad to connect and collaborate.Outside of work, I enjoy cricket, traveling, and exploring new technologies.Thank you for visiting my profile — I look forward to connecting!

Experience

1. Associate System Engineer

   Yoeki Soft Private Limited

   Feb 2025 — Present · Noida, IN

   Designed and implemented SIEM architecture using Wazuh and Graylog for centralized log management, processing high-volume log data across 100+ servers including Windows, Linux, IIS, and vCenter environments• Developed alert rules, dashboards, and log pipelines to enhance detection capability and reduce response time• Performed system hardening based on CIS benchmarks across 100+ Windows Server (2016/2019/2022) and Linux systems• Managed patching, vulnerability remediation, and access control reviews across 100+ servers to maintain secure and compliant environments• Supported PCI-DSS compliance through audit logging, security controls, and log retention policies• Secured virtualized infrastructure across production and DR environments using VMware vSphere (ESXi, vCenter), including RBAC, network segmentation (VLAN), and resource optimization• Implemented backup and disaster recovery solutions using Veeam Backup & Replication, ensuring encrypted storage and successful restoration testing• Built and deployed a secure Multi-Factor Authentication (MFA) system using Flask, implementing TOTP-based authentication, encrypted secret storage, and audit logging• Automated system configuration and security tasks using scripting and Ansible to improve consistency and efficiency• Conducted application load and stress testing using Apache JMeter to identify performance bottlenecks and improve system reliability

Education

• CHANDIGARH UNIVERSITY

  Master's degree, Computer Applications (Cloud & Security)

• University of Allahabad

  Bachelor of Computer Applications, Application Development, Web Development, SQL, Excel, Database

  2019 — 2022