Rohan Caroicar

I’m a hands-on Cybersecurity Analyst with over 7 years of IT experience, including 5 years specialising in cyber security. I have proven expertise in threat detection and response, phishing remediation, vulnerability management, and endpoint visibility, leveraging tools like Microsoft Defender 365, Sentinel, CrowdStrike, and Mimecast in daily operations. I actively triage security alerts, ensure full agent deployment and coverage, and contribute to incident response investigations and Red Team support. My background also includes Ubiquiti network configuration, and I maintain a strong understanding of Cyber Essentials plus, and GDPR compliance frameworks. I bring a proactive, technical, and detail-driven approach, and I’m ready to contribute to a high-performing security team.

Brookcourt Solutions - Threat intelligence Specialist September – Present - Triage and investigate security alerts with SOC partners to support incident response. - Maintain endpoint, network, and vulnerability tools to ensure continuous protection. - Build and manage the OpenCTI threat intelligence platform with threat feeds (IOCs/TTPs) for SOC use. - Share a monthly threat intel report summarising key threats, IOCs and trends. - Run Tenable vulnerability scans and track remediation with internal teams and suppliers. - Creating OSINT reports on companies/vendors using Recorded Future and other tools and reporting them the stake holders. Key Achievements: - Helped the organisation achieve Cyber Essentials Plus certification by ensuring devices were scanned, patched, and audit-ready. - Completed the Recorded Future Certified Partner exam, enriching the company’s threat intelligence capabilities and strengthening vendor partnership. Freelance IT Consultant May 2025 – Present - Designed and implemented secure network solutions using Ubiquiti UniFi hardware, including access points, switches, and gateways. - Configured network segmentation (VLANs) to enhance security and performance. - Installed and managed UniFi Protect CCTV systems, including custom notifications and remote monitoring. - Repaired and upgraded laptops and desktop computers, resolving both hardware and software issues. - Provided technical support to individuals and small businesses, both remotely and in-person. - Developed and deployed basic home automation integrations using tools like Home Assistant for clients seeking smart home functionality. Key Achievements: -Improved Wi-Fi coverage and speed for multiple clients, achieving up to 90% stronger signal quality through professional UniFi deployment. - Achieved 100% customer satisfaction across all projects, leading to repeat business and referrals within the local area. - Reduced local attack surface by segmenting networks and isolating smart devices from critical systems, enhancing client security. Softcat – IT Security Analyst October 2022 – May 2025 - Reduced phishing-related risks by remediating suspicious emails in Mimecast and Abnormal Security, protecting the organisation from potential breaches. - Strengthened the company’s security posture by configuring USB blocking policies and deploying Windows Hello, enhancing endpoint protection for 2000+ devices. - Supported Red Team operations, including setting up laptops and addressing findings throughout the year to enhance the organisation's security posture. - Significantly reducing the number of vulnerabilities through effective scanning, prioritisation, and resolution, improving overall security posture. - Scanned laptops in Tenable and ensured they were ready for Cyber Essentials Plus certification, improving compliance and security readiness. - Managed user identity and access management (IAM), providing users with role-based access according to their job functions. Key Achievements: - Minimized impersonation-based phishing attacks by 90% through VIP impersonation-blocking policies in Mimecast. - Ensured 100% compliance with internal policies by removing non-compliant applications, supporting a successful internal audit. Oxford Brookes University – Cyber Security Officer July 2020 – October 2022 - Monitored and responded to Sophos alerts, scanning devices for malware and viruses, ensuring quick remediation of detected threats. - Enhanced account security by generating weekly leaked password reports, prompting resets for 50+ at-risk accounts. - Maintained PCI-DSS compliance by performing regular PDQ checks with departments handling payment data. Key Achievements: - Successfully eliminated outdated 3Com hardware, achieving compliance with ISO27001 audit standards. - Achieved Jisc Cyber Essentials certification, further reinforcing the university’s cybersecurity posture.

QA Apprenticeship – Infrastructure Level 3 - MTA: Cloud Fundamentals, Networking Fundamentals - BCS: Business Processes, Coding and Logic Hobbies 2018 – 2019