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cybersecurity engineer / analyst (vapt | dfir | red team | posture assessment) Jobs in Istanbul

cybersecurity engineer / analyst (vapt | dfir | red team | posture assessment)

information security analyst

Freedom Finance MENAT

<div>
 
 Freedom Yat&inodot;r&inodot;m Menkul De&gbreve;erler A.&Scedil;. is the prospective brokerage firm of Freedom Holding, a dynamic and rapidly growing financial services company operating in the banking, brokerage, and insurance sectors, now preparing to launch operations in T&uuml;rkiye.
 
 
 
 
 
 As part of our strategic expansion across the MENAT region, we are seeking an experienced and proactive team member for the positions of Information Security Analyst to join our &Idot;stanbul, T&uuml;rkiye office.
 
 
 
 
 
 
 Responsibilities
 
 
 <ul>
 <li>
 Monitor security events, logs (systems, networks, applications), and alerts from SIEM, IDS/IPS, EDR, and other sources.
 </li>
 <li>
 Analyze and filter false positives; classify and prioritize incidents.
 </li>
 <li>
 Conduct investigations of suspicious activities and identify security incidents.
 </li>
 <li>
 Perform regular vulnerability scans of internal and external systems and applications.
 </li>
 <li>
 Verify system configurations for compliance with security standards and best practices.
 </li>
 <li>
 Respond to security incidents.
 </li>
 <li>
 Participate in post-incident corrective actions, analyze root causes and consequences, and prepare detailed reports.
 </li>
 <li>
 Support the company&rsquo;s Disaster Recovery Plan (DRP).
 </li>
 <li>
 Analyze applicable legal and regulatory requirements and standards (e.g., ISO/IEC 27001, NIST, GDPR, PCI DSS, etc.) relevant to the company&rsquo;s operations and local jurisdictions.
 </li>
 <li>
 Prepare for external and internal audits and liaise with auditors and regulatory bodies.
 </li>
 <li>
 Track key security performance indicators such as incident response time, number of vulnerabilities, remediation timelines, and policy deviations.
 </li>
 <li>
 Prepare regular reports for management on the overall security posture, identified vulnerabilities, incident status, and compliance level.
 </li>
 </ul>
 
 
 
 
 
 Requirements
 
 
 <ul>
 <li>
 Minimum 3 years experience as an Information Security Analyst.
 </li>
 <li>
 Advanced level of English
 </li>
 <li>
 Russian-speaking preferred
 </li>
 <li>
 Strong understanding of IT infrastructure architecture, including operating systems (Windows, Linux, macOS), networks, cloud services, and virtualization environments.
 </li>
 <li>
 Solid knowledge of network protocols, traffic, and logging &mdash; ability to analyze network and system logs, identify anomalies, and detect signs of compromise.
 </li>
 <li>
 Experience working with SIEM, IDS/IPS, EDR, antivirus software, and other security monitoring tools.
 </li>
 <li>
 Skills in digital forensics and investigation (Forensics).
 </li>
 <li>
 Knowledge of malware detection and analysis techniques.
 </li>
 <li>
 Proficiency in incident response processes.
 </li>
 <li>
 Experience in developing and maintaining incident response plans, playbooks, procedures, and response instructions.
 </li>
 <li>
 Ability to assess damage impact: conduct risk analysis, evaluate consequences, data leakage scope, and overall business impact.
 </li>
 </ul>
 
 
 
 
 
 Why Join Us?
 
 
 <ul>
 <li>
 Become part of Freedom Holding, a rapidly growing, global, and dynamic organization in the banking, brokerage, and insurance sectors across the MENAT region and beyond.
 </li>
 <li>
 Take a leadership role where your strategies and decisions will directly shape the growth direction of the business in the region.
 </li>
 <li>
 Benefit from incentive plans and development opportunities tied to your performance and results.
 </li>
 <li>
 Engage directly with senior leaders and be recognized for your achievements, leadership skills, and results-driven approach.
 </li>
 </ul>
 
 
</div>

Information Security Analyst

Turk Telekom

<div>
 
 Turk Telekom Group, the leading communication technology group in Turkey, provides integrated telecommunication services from PSTN and GSM to broadband internet with group companies have a modern network infrastructure covering the whole country and offer a wide variety of services to residential and commercial customers all over Turkey. We are looking for a Cyber Security Solution Analyst for our organization especially experienced in telecommunication or finance sector.
 
 
 
 
 
 
 
 
 
 
 
 
 Job Responsibilities:
 
 
 
 
 
 <ul>
 <li>
 Designing the security topology of the IT and Network projects,
 </li>
 <li>
 Evaluating service architectures and solutions created for new enterprise customers in terms of network, server, database and application security, suggesting improvement actions, providing security solutions in projects,
 </li>
 <li>
 Leading the projects on security tests, managing the process end-to-end with the relevant security test teams and service owners, ensuring that improvement actions are implemented in a timely and effective manner,
 </li>
 <li>
 To take an active role in determining the Information Security risks related to IT services through processes, to evaluate the consistency of the risks determined by the security teams in a timely manner, and to follow up the actions systematically,
 </li>
 <li>
 Developing, implementing and monitoring the effectiveness of security standards of network and infrastructure services,
 </li>
 <li>
 To guide the business units and other IT teams of the company about system security,
 </li>
 <li>
 Updates job knowledge by tracking and understanding emerging security practices and standards, participating in educational opportunities, reading professional publications, and participating in professional organizations.
 </li>
 </ul>
 
 
 
 
 
 
 
 
 
 
 
 Qualifications and Skills:
 
 
 
 
 
 <ul>
 <li>
 Graduating from Computer, Electric-Electronics etc. engineering departments,
 </li>
 <li>
 At least 5 years of experience in a similar position,
 </li>
 <li>
 Experienced in DevSevOps and SDLC processes,
 </li>
 <li>
 Having analyst experience in cyber security processes,
 </li>
 <li>
 Having knowledge, experience, preferably certificate (CEH, CISSP, CISM, CISA, ISO27001 LA etc.) on Cyber &ZeroWidthSpace;Security, Information Technology Regulations and International Information Security Standards,
 </li>
 <li>
 Knowledge and experience in basic security solutions such as Firewall, Load Balancer, IPS, URL Filtering, DLP, SIEM, EDR, Antivirus etc,
 </li>
 <li>
 Knowledge and experience of security processes and technologies (Network Security, Penetration, Vulnerability Scanning, Log Management, Certificate Management, Encryption, Zero Day, Exploit, etc.),
 </li>
 <li>
 Having knowledge and experience in System and Network Architecture, having knowledge of Security Standards and recommending Secure Architecture structures,
 </li>
 <li>
 Cloud security and ZTNA knowledge is a plus,
 </li>
 <li>
 Very good level of English,
 </li>
 <li>
 Having high analytical, abstract and quantitative thinking skills, capable of executive summary and management reporting,
 </li>
 <li>
 High organizational awareness and self-control skills; developed himself in leadership, teamwork, conflict management and relationship management,
 </li>
 <li>
 Able to work effectively with different teams in a tight agenda with effective time management.
 </li>
 </ul>
 
 
 
 
 
 
 
 
 For our employee candidate information text:
 
 
 
 
 h
 
 ttps://www.turktelekomkariyer.com/aydinlatma-metni.aspx
 
</div>

Siber Güvenlik Çözüm Kıdemli Uzmanı

Nets-international Communication

Job SummaryThe SOC L1 Analyst is the first line of defense in cybersecurity operations. They are responsible for monitoring, detecting, and logging potential threats using security tools and alerting systems. The L1 Analyst performs initial triage and escalation of suspicious activity to higher levels.Key Responsibilities<ul><li>Monitor SIEM (Security Information &amp; Event Management) tools for alerts and anomalies.</li><li>Perform initial investigation and triage on security events.</li><li>Escalate confirmed or critical incidents to SOC L2.</li><li>Document incidents in ticketing systems (e.g., ServiceNow, JIRA).</li><li>Maintain logs and daily reports for incident trends.</li><li>Monitor firewalls, IDS/IPS, EDR, and antivirus systems for suspicious behavior.</li><li>Assist in phishing investigations and malware alert review.</li><li>Follow standard incident response playbooks.</li><li>Participate in shift-based 24/7 monitoring.</li></ul>Skills &amp; Knowledge<ul><li>Understanding of networking fundamentals (TCP/IP, DNS, ports, protocols).</li><li>Basic knowledge of Windows/Linux systems and security logs.</li><li>Familiarity with SIEM tools (e.g., Splunk, QRadar, Azure Sentinel).</li><li>Strong analytical and documentation skills.</li><li>Ability to work under pressure and escalate issues promptly.</li></ul>Education &amp; Certifications<ul><li>Diploma/Bachelor&rsquo;s in Cybersecurity, IT, or Computer Science.</li><li>Preferred: CompTIA Security+, EC-Council CSA, Microsoft SC-900 / SC-200, Cisco CyberOps Associate.</li><li>3 years of experience in cybersecurity or IT monitoring.</li></ul>Job Type: Full-timeAbility to commute/relocate:<ul><li>&#305;stanbul: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>what is your monthly current salary?</li><li>what is your monthly expected salary?</li><li>what is your notice period?</li></ul>Education:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>Security Operation Centre L1: 3 years (Required)</li></ul>

Security Operation Centre L1

Job SummaryThe SOC L2 Analyst is responsible for deeper analysis and incident response. They investigate alerts escalated by L1 analysts, perform root cause analysis, and coordinate containment and remediation efforts. L2 Analysts act as incident handlers and guide L1s on analysis procedures.Key Responsibilities<ul><li>Investigate and validate escalated incidents from SOC L1.</li><li>Perform detailed log analysis across multiple systems (firewalls, endpoints, servers).</li><li>Identify attack patterns, indicators of compromise (IOCs), and determine the scope and impact of attacks.</li><li>Coordinate with IT and security teams to contain and eradicate threats.</li><li>Develop and maintain incident response playbooks.</li><li>Perform threat hunting using EDR/XDR and SIEM tools.</li><li>Conduct malware analysis and support forensics where needed.</li><li>Mentor and train SOC L1 Analysts on triage and alert handling.</li><li>Contribute to improving detection rules and automation.</li><li>Document incidents thoroughly and prepare post-incident reports.</li></ul>Skills &amp; Knowledge<ul><li>Strong understanding of network security, firewalls, intrusion detection systems.</li><li>Experience with SIEM, EDR/XDR, and threat intelligence tools.</li><li>Knowledge of incident response lifecycle and MITRE ATT&amp;CK framework.</li><li>Ability to analyze logs from multiple sources and correlate events.</li><li>Scripting or automation skills (Python, PowerShell) are an advantage.</li></ul>Education &amp; Certifications<ul><li>Bachelor&rsquo;s in Cybersecurity, Computer Science, or Information Security.</li><li>3 to 5 years of SOC or cybersecurity experience.</li><li>Preferred certifications:</li><li>CompTIA CySA+</li><li>EC-Council Certified SOC Analyst (CSA)</li><li>Microsoft SC-200</li><li>GIAC Certified Incident Handler (GCIH)</li><li>Certified Ethical Hacker (CEH)</li></ul>Job Type: Full-timeAbility to commute/relocate:<ul><li>&#305;stanbul: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>what is your monthly current salary?</li><li>what is your monthly expected salary?</li><li>what is your notice period?</li></ul>Education:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>Security Operation Centre L2: 5 years (Required)</li></ul>

Security Operation Centre L2

Mastercard

<div>Our Purpose
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we&rsquo;re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.
Title and Summary
Senior Research Analyst, Advisors Research Center
Our Purpose 
We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team &ndash; one that makes better decisions, drives innovation and delivers better business results. 
 
Job Title 
Senior Research Analyst, Advisors Research Center 
 
All About Us 
The Data &amp; Services team is a key differentiator for Mastercard, providing the cutting-edge services that help our customers grow. Focused on thinking big and scaling fast around the globe, this agile team is responsible for end-to-end solutions for a diverse global customer base. We combine traditional management consulting with our rich data assets and in-house technology to deliver powerful strategic insights and recommendations to our clients. Centered on data-driven technologies and innovation, these services include consulting, loyalty and marketing programs, test-and-learn business experimentation, and data-driven information and risk management services. While specializing in the payments industry, Mastercard Data &amp; Services also works closely with major retailers, airlines, and other enterprises, leveraging data and insights garnered from within and beyond its network. 
 
All About the Role 
Advisors Research Center is a capability designed to respond to rapidly evolving customer needs for high-quality research support, with the important mission of realizing value through developing insights and recommendations. This capability augments Advisors' traditional areas of strength. 
Advisors Research Center is a Global Research-oriented Competency That Applies Proven, Accredited Research and Domain Experience to Partner With Any Client Worldwide to Help Them Drive Measurable Value By 
<ul><li>Delivering new research products and strategies to market smoothly and efficiently</li><li>Successfully leveraging research assets and delivering the most challenging research output that&rsquo;s impactful for clients
</li><li>Provide key insights based on secondary research and/or analyzing the data available</li></ul> 
All About You 
<ul><li>Worked on a variety of research projects (both primary and secondary research).
</li><li>Experience of working on projects involving primary research (conducting in-depth interviews, analyzing surveys, and using other quantitative techniques)</li><li>Adept at using industry databases (e.g., Euromonitor, Bloomberg etc.). and knowledge of other leading sources</li><li>Ability to synthesize and analyze information from multiple sources. Ability to prepare insightful slides aggregating data from various sources</li><li>Strong at business writing, creating client-ready materials</li><li>Strong communication skills to actively participate as a team member on client calls, internal team meetings, and prepare draft emails for both internal and external purposes.</li></ul> 
All About Your Education &amp; Skills 
<ul><li>Have sufficient and relevant working experience across a range of research projects</li><li>Expertise in conducting both primary (e.g., interviews, surveys etc.,) and secondary research (e.g., Euromonitor, Bloomberg etc.)</li><li>Fluent local office language and English required, other languages desirable</li><li>Advanced Word, Excel, and PowerPoint skills required; knowledge of Project Management tools preferred</li></ul>
Corporate Security Responsibility 
All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:<ul><li>
Abide by Mastercard&rsquo;s security policies and practices;</li><li>
Ensure the confidentiality and integrity of the information being accessed;</li><li>
Report any suspected information security violation or breach, and</li><li>
Complete all periodic mandatory security trainings in accordance with Mastercard&rsquo;s guidelines.</li></ul></div>

Senior Research Analyst, Advisors Research Center

Pegasus Airlines

<div>
 
 
 We are Pegasus Airlines!
 
 
 
 
 
 
 We are Pegasus. We represent the new generation in Turkish aviation. With our motto: Everyone has the right to fly, we inspire our guests to travel with low fares thanks to our business model.
 
 
 
 
 
 As your digital airline, our guest-centric approach offers digital technologies and unique innovations that enhance the travel experience.
 
 
 
 
 
 Today, we operate connecting flights to more than 50 countries across T&uuml;rkiye, Europe, North Africa, the Middle East, Russia, and Central Asia. We have one of the youngest fleets in Turkey, which exceeds 110 aircraft in 2025.
 
 
 
 
 
 Are you ready to embark on your Pegasus career path as our
 
 Senior Business Analyst,
 
 flight number PC-2025?
 
 
 
 
 
 
 Requirements
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Computer Engineering, Industrial Engineering, Software Engineering, Data Science, or a related field.
 </li>
 <li>
 4&ndash;6 years of experience as a Business Analyst.
 </li>
 <li>
 Preferably with proficiency in RPA platforms (e.g., UiPath, Power Automate, or similar).
 </li>
 <li>
 Familiarity with at least one of the following areas: AI/ML model development, LLM-based applications, business process analysis &amp; automation, or API integrations.
 </li>
 <li>
 Hands-on experience with SQL, Python, or similar languages.
 </li>
 <li>
 Strong analytical and data-driven problem-solving mindset.
 </li>
 <li>
 Good command of English.
 </li>
 <li>
 Interest in the aviation industry is a plus.
 </li>
 </ul>
 
 
 
 
 
 In this role you will
 
 
 <ul>
 <li>
 Actively contribute to the full lifecycle of AI and RPA projects, from ideation to production.
 </li>
 <li>
 Conduct use-case analysis, process discovery, and identify automation opportunities.
 </li>
 <li>
 Support the development of agentic AI models, workflow automation solutions, and RPA bots.
 </li>
 <li>
 Define data requirements and coordinate integrations with relevant systems.
 </li>
 <li>
 Assist in monitoring model performance, tracking process outcomes, and reporting automation KPIs.
 </li>
 <li>
 Work closely with business units to deploy solutions end-to-end.
 </li>
 <li>
 Manage the vendor ecosystem; coordinate SLAs, quality, risk, and delivery processes with external service providers.
 </li>
 <li>
 Ensure compliance with regulatory, security, and ethical frameworks (SHGM, EASA, KVKK, GDPR) in all AI &amp; automation initiatives.
 </li>
 <li>
 Develop innovative digital solutions that enhance employee experience.
 </li>
 <li>
 Collaborate with IT, Information Security, Infrastructure, and Enterprise Architecture teams to deliver secure, scalable, and sustainable automation solutions.
 </li>
 <li>
 Stay up to date with emerging technologies, evaluate new trends, and integrate them into the company&rsquo;s strategic roadmap.
 </li>
 </ul>
 
 
 
 
 
 What Pegasus Airlines can offer you
 
 
 <ul>
 <li>
 Discounted domestic and international flight tickets that includes first-degree family members, For single candidate can add +1 person, Discounted flight with contracted airlines to destinations where there are no flights
 </li>
 <li>
 Private health insurance
 </li>
 <li>
 Food voucher
 </li>
 <li>
 Remote and flexible working hours on certain days according to working model, allowance for remote working days
 </li>
 <li>
 Fun@Fly Social Activity Clubs (Social clubs such as theatre club, sailing, trekking, running, basketball , volleyball and football teams, e-sports team)Fitness center
 </li>
 <li>
 Kindergarten opportunity for female employees (Istanbul, Izmir, Antalya)
 </li>
 <li>
 Performance based bonus system
 </li>
 <li>
 Shuttle
 </li>
 </ul>
 
 
 
 
 
 Discover Pegasus Airlines!
 
 
 
 Our Framework for a Sustainable Future prioritises our impact on the environment and society, as well as economic development. We call our route
 
 Sustainable Future
 
 . By 2050, we aim to eliminate carbon emissions from our operations, and we are working towards this goal. We are proud of a rich governance culture that is developed through a perspective open to continuous improvement and the feedback of our stakeholders. We regularly and transparently share our targets and performance on these issues with the public. Gender equality is at the foundation of our corporate culture. We are one of the pioneering airlines that have signed IATA's voluntary initiative "25by2025" to increase the representation of women in all areas of the aviation industry, including pilot, technician and management ranks. We were the first airline in the world to join the UN Women's Empowerment Principles (WEPs) platform. Listen to every different voice in our quest for a more equal tomorrow for future generations and we call our voice #PegasusHarmony 💛
 
</div>

Senior Business Analyst - Hybrid

Overview The Cybersecurity Engineer will be responsible for identifying, analyzing, and mitigating security vulnerabilities across systems, applications, and networks. This role includes conducting Vulnerability Assessments, Penetration Testing (VAPT), Digital Forensics &amp; Incident Response (DFIR), Red Team exercises, and Security Posture Assessments. The ideal candidate will have a deep understanding of frameworks such as MITRE ATT&amp;CK and OWASP, and will work to strengthen the organization&rsquo;s security defenses against evolving threats.Key ResponsibilitiesVulnerability Assessment &amp; Penetration Testing (VAPT)<ul><li>Conduct web, network, mobile, and API penetration tests using tools and manual testing methods.</li><li>Identify and exploit vulnerabilities, simulate attacks, and provide detailed remediation reports.</li><li>Perform security configuration reviews for systems, firewalls, and cloud infrastructure.</li><li>Develop automated scanning scripts and processes for continuous assessment.</li></ul>Red Teaming &amp; Threat Simulation<ul><li>Execute Red Team / Adversary Simulation exercises to evaluate real-world attack scenarios.</li><li>Map attack chains and techniques using the MITRE ATT&amp;CK framework.</li><li>Collaborate with Blue Teams to test detection, response, and containment capabilities.</li><li>Document findings and improve overall organizational cyber resilience.</li></ul>Digital Forensics &amp; Incident Response (DFIR)<ul><li>Investigate and respond to security incidents, breaches, and malware attacks.</li><li>Collect, preserve, and analyze digital evidence in line with forensic best practices.</li><li>Prepare detailed incident reports with timelines, root cause analysis, and corrective actions.</li><li>Support SOC and threat-hunting teams in real-time investigations.</li></ul>Security Posture &amp; Risk Assessment<ul><li>Conduct security posture reviews for IT assets, networks, and cloud environments.</li><li>Evaluate security controls and recommend strategies to reduce attack surface.</li><li>Perform gap analysis against industry standards (ISO 27001, NIST, CIS).</li><li>Support compliance and audit readiness initiatives.</li></ul>Security Research &amp; Development<ul><li>Stay current with emerging threats, exploits, and vulnerability disclosures.</li><li>Develop custom tools or scripts for exploit testing or automation.</li><li>Participate in bug bounty programs, CTFs, or security community contributions.</li></ul>Technical Skills &amp; ToolsVAPT Tools: Burp Suite, Metasploit, Nessus, Nmap, OWASP ZAP, Nikto, SQLMap Forensics Tools: Autopsy, FTK, EnCase, Volatility, Wireshark Red Team Tools: Cobalt Strike, Empire, BloodHound, Mimikatz, Metasploit Frameworks &amp; Methodologies: MITRE ATT&amp;CK, OWASP Top 10, NIST 800-53, CIS Controls Scripting: Python, Bash, PowerShell Cloud Security: Azure, AWS, GCP (optional but preferred) Other: SIEM (Splunk, ELK, QRadar), EDR tools, Threat Intel platformsQualifications &amp; Experience<ul><li>Bachelor&rsquo;s or Master&rsquo;s in Computer Science, Cybersecurity, or a related field.</li><li>3&ndash;6 years of hands-on experience in penetration testing, incident response, or red teaming.</li><li>Strong knowledge of network protocols, system internals, and web technologies.</li><li>Familiarity with MITRE ATT&amp;CK, OWASP, and Kill Chain models.</li></ul>Job Type: Full-timeAbility to commute/relocate:<ul><li>&#305;stanbul: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>what is your monthly current salary?</li><li>what is your monthly expected salary?</li><li>what is your notice period?</li></ul>Education:<ul><li>Bachelor's (Preferred)</li></ul>Experience:<ul><li>Cybersecurity Engineer / Analyst (VAPT | DFIR | Red Team: 4 years (Required)</li></ul>

Cybersecurity Engineer / Analyst (VAPT | DFIR | Red Team | Posture Assessment)

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