Denis Rusanov

Product Manager

Calgary, Alberta, Canada0 mo experience

Key Highlights

4+ years of experience in cybersecurity.
Expert in vulnerability management and incident response.
Proven track record in reducing phishing threats.

Stackforce AI infers this person is a Cybersecurity Analyst with expertise in risk management and incident response.

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Skills

Core Skills

Incident ResponseVulnerability ManagementCloud SecurityTechnical Support

Other Skills

EDRSIEMPhishing SimulationDNSNext-Gen FirewallsActive DirectoryMicrosoft Entra IDSecurity AwarenessMicrosoft 365AzureIAMServiceNowAutomationCisco TalosOffice 365

About

Cybersecurity Analyst with 4+ years of enterprise experience delivering risk-based security improvements that support business objectives. Experience spans security operations, incident response, vulnerability management, SIEM/EDR monitoring and investigations, phishing & awareness program management, cloud/SaaS security, and control validation, focused on strengthening security posture in practical, measurable ways aligned with modern cybersecurity frameworks. Brings a critical-thinking, leadership-oriented approach by coordinating with cross-functional teams, driving initiatives from idea to execution, mentoring and supporting teammates, and solving complex security problems. Produces strong technical documentation—runbooks, procedures, and knowledge articles—that makes security operations easier to execute and maintain over time. Key Skillset: - Vulnerability Management: Tenable, Nessus - SIEM / Security Monitoring: Microsoft Sentinel (Azure Sentinel), Wazuh - Endpoint Security (EDR): Microsoft Defender for Endpoint, SentinelOne - Network Security: Next-Gen Firewalls, IDS/IPS, VPNs - Scripting & Automation: PowerShell, Python, Bash, Ansible - Security Frameworks: NIST, ISO/IEC 27001 & 27002 - Platforms / Identity: Windows, Windows Server, Active Directory, Linux, macOS - Cloud & SaaS Security: Azure, Microsoft 365, AWS Applies an offensive security mindset to assess environments from an attacker’s perspective and proactively identify weaknesses. Continuously develops this capability through CTF participation and platforms like HackTheBox, translating that practice into practical defensive improvements and a resilient, adaptable approach to modern security challenges.

Experience

0 mo

Total Experience

Average Tenure

Current Experience

City of medicine hat

Cyber Security Analyst

Dec 2023 – Present · 2 yrs 4 mos

Administers and optimizes EDR coverage across ~1,200 endpoints; triages and investigates alerts, correlating EDR and SIEM telemetry to support investigations, identify visibility gaps, and improve detection logic.
Owns the internal phishing simulation and security awareness program, delivering recurring training and targeted threat communications.
Translates cybersecurity risk into clear business impact for non-technical teams and leadership by delivering actionable risk summaries, remediation options, and prioritized recommendations.
Supports the vulnerability management program by validating scan results, prioritizing remediation based on risk and exposure, and coordinating mitigation with system owners to reduce attack surface.
Administers DNS and next-generation firewalls (NGFW), managing policy changes, tuning controls, and recommending security improvements to enhance protection of organizational assets.
Enhances identity and server security by driving Active Directory and Microsoft Entra ID hardening measures and applying a pragmatic Linux hardening baseline to reduce compromise and lateral movement risks across critical systems.
Serves as a core member of the incident response team, improving triage and escalation workflows, coordinating stakeholders, and increasing response speed through clearer playbooks and communication protocols.
Conducts third-party/vendor security risk assessments to evaluate external risk exposure, documents control gaps, and provides risk-based recommendations to stakeholders.
Produces security documentation and deliverables, including incident reports, technical write-ups, and procedures/runbooks to improve clarity, repeatability, and stakeholder understanding.

EDRSIEMPhishing SimulationVulnerability ManagementDNSNext-Gen Firewalls+3

Synoptek

System Administrator

Apr 2023 – Dec 2023 · 8 mos · On-site

Expertly Administered Microsoft 365 and Azure environments, including user and group management, access controls, and enforcement of identity and access management (IAM) policies.
Supported security and incident response activities by assisting with triage, coordinating remediation efforts, and improving response workflows to reduce resolution time.
Provided technical support and troubleshooting for endpoint, network, and application issues across environments, supporting over 7,000 users across 30 client organizations.
Managed and tracked incidents and service requests using ServiceNow and Autotask, ensuring accurate documentation and timely escalation of security-relevant issues.
Coordinated incident resolution and remediation efforts with internal IT teams and external vendors to address infrastructure, access, and security-related issues.
Identified and implemented automation opportunities within system administration workflows, reducing repetitive manual tasks by approximately 20%.
Key Achievements
Initiated and executed the blocking of malicious IP addresses and domains using Cisco Talos, leading to a significant 30% reduction in reported phishing emails
Achieved a company record by swiftly resolving an exceptional volume of cases within a month, enhancing performance and efficiency metrics
Preposed and led training programs on the optimal use of Virus Total, increasing the team’s efficiency in managing phishing emails by 40%

Microsoft 365AzureIAMServiceNowAutomationIncident Response+1

Black ice esports

IT Support Specialist

Sep 2020 – Aug 2022 · 1 yr 11 mos · Minneapolis, Minnesota, United States · Remote

Delivered exceptional remote IT support to users, managed intricate troubleshooting, and
performed comprehensive system administration tasks
Managed user accounts and group memberships in Active Directory and Office 365
Responded urgently to system failures, providing collaborative solutions to analysts, reducing
system downtime by 25%
Accurately documented problem resolutions in the ticketing system for future reference
Efficiently escalated complex issues to senior support levels, ensuring prompt resolutions
Implemented strategic service improvements that increased customer satisfaction by an impressive
23%
Demonstrated adeptness in identifying and neutralizing sophisticated phishing and malware threats
Consistently resolved 20+ complex customer issues daily with an 87% success rate, exceeding the
company’s target by 15% and earning recognition for swift, effective solutions