Cristina Uriesu
Manchester
Summary
Cybersecurity is not just my job; it is my passion. With a Master's in Cybersecurity and a diverse set of certifications, I've led a team at the BBC, trained talent, and established a successful SOC department at Currencycloud. My approach - think outside of the box, focusing on creative problem-solving and proactive defence.
Overview
4
4
years of professional experience
6
6
years of post-secondary education
Work history
Senior Security Operations Centre Analyst
Currencycloud (Visa)
Remote work
01.2023 - Current
- Conducting proactive monitoring, investigation, and mitigation of security incidents
- Been developing the new SOC department, establishing robust processes and protocols.
- Leading and coordinating high-severity incident responses, ensuring rapid and effective resolution.
- Developing comprehensive playbooks, SoPs, and security policies to enhance incident response efficiency.
- Monitoring and analysing data flow to identify, track, and mitigate potential security threats and vulnerabilities within the AWS environment.
- Implementing and maintaining security measures within AWS environments, ensuring a resilient infrastructure.
- Orchestrated a successful cybersecurity awareness campaign, significantly enhancing staff members' knowledge and adherence to security practices.
- Creating engaging and informative training materials to educate employees on cybersecurity best practices.
- Monitoring and assessing the campaign's effectiveness, adjusting strategies for maximum impact.
- Maintaining system compliance with legal requirements and company security standards.
- Establishing IT investigative practices to streamline diagnosis and resolution, minimising downtime and enhancing system performance.
- Conducting regular vulnerability assessments and audits to ensure compliance
- Pivoting and enriching investigations utilising data from a wide range of telemetry including Cloudflare, AWS services.
- Developing Threat Detection Content
- Developing alerts enhancing defence
Senior Security Operations Centre Analyst
BBC
Manchester
07.2021 - 12.2022
- Led a team of security analysts, providing guidance, training, and mentorship to enhance team performance.
- Providing training and mentoring on SOC toolsets to the new joiners as well as wider team.
- Monitoring the BBC's networks for malicious activity using Security Incident and Event Management (SIEM) toolsets
- Conducting proactive monitoring, investigation, and mitigation of security incidents using Splunk
- Performing static malware analysis on virtual machine
- Contributing to the development of new security monitoring use cases
- Ensuring all investigative activity is properly documented in ticketing systems
- Conducting vulnerability scans and providing results in form of reports to non-technical staff
- Producing documentation in an understandable manner that was distributed to the wider InfoSec department
- Monitoring open source intelligence for potential threats to the creation of alerting that kept the network secure from emerging threats
- Managing technical relationships with key personnel within organisation technology providers
- Interviewing for potential Security Operations Centre candidates
- Developing of new protective monitoring use cases and runbooks to help detect and remediate security issues
- Understating business needs and providing information security guidance to wider business
- Investigating whaling, phishing, malware emails and taking the appropriate actions based on analysis
Security Operations Center Analyst
BBC
Manchester
07.2019 - 07.2021
- Investigating malicious phishing emails, domains and IPs using Open Source tools and recommend proper blocking based on analysis
- Conducting log analysis using Splunk
- Using Vulnerability Assessment tools such as Nessus, Tenable, Probely, NMAP to perform security testing
- Conducting research on new and evolving threats and vulnerabilities using security blogs
- Identify suspicious/malicious activities or codes
- Training new employees
- Creating alerts and runbooks for new threats identified
- Undertaking security incident response
- Gathering threat intelligence
- Producing documentation in a clear understandable manner
- Working effectively in an existing team structure
- Communicating with members of staff across the BBC by assisting them with different enquires
- Investigating various alerts from different campaigns
- Delivering work on project activities assigned by Shift Leader/Head of Information Security in a timely manner.
Education
Master of Science - Cyber security and Forensic IT
University of Portsmouth
Portsmouth 09.2018 - 06.2020
Bachelor of Science - Applied Engineering Sciences
Gheorghe Asachi Technical University of Iasi
Iasi, Romania 10.2014 - 07.2018
Skills
- Extremely task oriented
- Strong attention to detail
- Verbal and written communication skills, with strong attention to detail
- Effective Crisis Management: Proven ability to stay calm and make strategic decisions during high-pressure situations
- Maintaining up to date knowledge on current and future security threats and vulnerabilities
- Self-motivated, with the ability to work both within a team as well as independently
- Strong organisation, planning, and time management skills
- Curiosity and ability to learn new skills quickly
- Ability to excel in a face paced, challenging, operations environment with 24/7 shifts
- Behaviour pattern recognition
Additional Information
• Certified Ethical Hacker
• Certificate in Cloud Security (QAPCCS)
• CompTIA Security+ Certification
• Splunk Fundamentals 1
• Splunk Fundamentals 2
• XRY Certification
• AWS Foundations Machine Learning Basics • Amazon Cognito
• AWS Security Hub
Languages
English
Fluent
Spanish
Elementary
Romanian
Native
Timeline
Senior Security Operations Centre Analyst
Currencycloud (Visa)
01.2023 - Current
Senior Security Operations Centre Analyst
BBC
07.2021 - 12.2022
Security Operations Center Analyst
BBC
07.2019 - 07.2021
Master of Science - Cyber security and Forensic IT
University of Portsmouth
09.2018 - 06.2020
Bachelor of Science - Applied Engineering Sciences
Gheorghe Asachi Technical University of Iasi
10.2014 - 07.2018
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