Joseph Martinez

DevOps Engineer

New York City7 yrs 6 mos experience

Key Highlights

  • 8+ years in FinTech and Fortune 500 companies.
  • Expert in offensive security and vulnerability management.
  • Proven track record in improving security measures.
Stackforce AI infers this person is a Cybersecurity professional with strong expertise in Fintech and Cloud Security.

Contact

Skills

Core Skills

Red TeamingCybersecurityApplication SupportCloud EngineeringGoogle Cloud PlatformInformation Security

Other Skills

Active DirectoryAnti-Phishing Tactics and TechniquesAutomationBusiness Impact AnalysisCommunicationEthical HackingGoogle Cloud Platform (GCP)ISO 27001Identity & Access ManagementIdentity & Access Management (IAM)Industry AnalysisInformation TechnologyKubernetesLinuxLog Analysis

About

Welcome! 8+ years of fortifying FinTech & Fortune 500 companies. Expert in problem-solving, with a knack for offensive security. šŸ’» Check out my GitHub for write-ups: https://github.com/officialjm šŸ”– CERTIFICATIONS šŸ”– šŸ’” CompTIA Security+ šŸ’” Operationalizing MITRE ATT&CK šŸ’” Google Certified: Associate Cloud Engineer šŸ’” Google Certified: Professional Cloud Security Engineer šŸ’” Certified Red Team Infrastructure Developer šŸ’” OSCP (pending) #Opentowork

Experience

Virtually testing foundation

2 roles

Red Team Lead Intern

Sep 2023 – May 2024 Ā· 8 mos Ā· New York City Metropolitan Area Ā· Remote

  • • Leading a team of 10 Red Team Engineer Interns to deliver robust offensive security projects and technical documentation.
Red TeamingThreat ModelingMITRE ATT&CKCybersecurity

Red Team Engineer Intern

May 2023 – Sep 2023 Ā· 4 mos Ā· New York City Metropolitan Area Ā· Remote

  • Developed comprehensive documentation and reports, highlighting impactful Proof of Concept (PoC) exploitation tactics, contributing to the mitigation of over 10 Tactics, Techniques, and Procedures (TTPs).
  • Spearheaded the deployment of OPSEC-safe Red Team Infrastructure (C2) using MITRE ATT&CK Caldera, leveraging both On-Premise and Microsoft Azure environments.
  • Implemented robust threat modeling, identifying critical system vulnerabilities and enabling effective mitigation strategies.
  • Achieved an 80% improvement in Active Directory security in 3 months by implementing offensive Windows operations and patching processes.
CybersecurityPenetration TestingRed TeamingVulnerability ResearchThreat ModelingMITRE ATT&CK+1

Google

Cloud Engineer Apprentice

Jul 2022 – Dec 2022 Ā· 5 mos Ā· New York City Metropolitan Area Ā· Remote

  • Accepted into the Associate Cloud Engineer (ACE09) Career JumpStart Program, this 12-week guided learning program covers the Google Cloud Platform (GCP) through guided instruction, followed by practical, hands-on labs.
  • Built and managed a secure HTTPS load balancer within a managed VPC on GCP, integrating Cloud Armor to block malicious traffic with a 95% success rate, demonstrating strategic technical planning.
  • Implemented a secure Cloud Storage bucket solution by managing keys and encrypted data using Key Management Storage (Cloud KMS), and viewing Cloud Storage audit logs.
  • Created and maintained open-source documentation, guiding 217 active community members through practical labs and hands-on courses, contributing to the team's development and knowledge sharing.
  • Leadership Experience āœ’ļø
  • Acted as a Community Contributor to uplift 217 active community members within the ACE09 Google Cloud Career Jumpstart Cohort with the completion of 5 practical labs and 6 hands-on courses.
LinuxGoogle Cloud Platform (GCP)KubernetesAutomationSecurityCloud Engineering+1

Sap

SAP Cybersecurity Intern

Jun 2022 – Jun 2022 Ā· 0 mo Ā· New York City Metropolitan Area

  • Participated in the open access SAP Virtual Internship Program with Forage. Completed a Full Vulnerability Assessment report to apply my research skills and to show that I am competent enough to become a Vulnerability Analyst.
Principles of DefensePassword ManagementIndustry AnalysisAnti-Phishing Tactics and TechniquesVulnerability ResearchBusiness Impact Analysis+2

Kx

Senior Application Support Engineer

Jun 2021 – Feb 2024 Ā· 2 yrs 8 mos Ā· New York City Metropolitan Area Ā· Remote

  • āœ… Project: Provide L2 UAT and PROD back-end support for the KX FLOW platform.
  • Managed and provided support for applications running on In-house (KX, KDB+, DeltaFlow) and vendor products (360T and FXAll) for liquidity providers, Market Makers and Takers.
  • Implemented and managed Identity & Access Management (IAM) and Single Sign-On (SSO) controls for over 1,000+ users, improving logon efficiency and enhancing overall security across the organization.
  • Provided tier-2 technical support, following ITIL standards, and resolved 40+ tickets monthly, contributing to the continuous improvement of IT systems and support functions.
  • Diagnosed and remediated infrastructure and software issues across 120+ Red Hat Enterprise systems, maintaining high availability and supporting business continuity with a 97% monthly order fill rate.
  • Optimized real-time data analysis by leveraging kdb+/q and SQL, improving query performance by 40%, which enabled faster decision-making and reduced system latency for internal OMS / EMS applications.

Smarttrade technologies

Application Support Engineer

Sep 2019 – Feb 2021 Ā· 1 yr 5 mos Ā· New York City Metropolitan Area Ā· Remote

  • āœ… Project: Provide L2 UAT and PROD back-end support for the LiquidityFX platform.
  • Resolved high-priority infrastructure and application issues across 50+ global CentOS-based systems, supporting trading clients in AMER, EMEA, & APAC.
  • Improved system reliability by deploying SQL-based MySQL configuration changes, reducing average ticket resolution time by 40% and cutting escalations by half.
  • Built foundational knowledge of trading system behavior and FIX Protocol (v4.0 – v4.4), contributing to faster diagnosis of market data and routing issues.
  • Experience troubleshooting a wide range of technologies including: VOIP & PBX integrations, Linux (CentOS) troubleshooting, Advanced SQL operations, and Application replication troubleshooting.
  • Analyzed trading flow, order routing, and connectivity issues, assisting with onboarding of new clients and integration of algorithmic strategies

Sony music entertainment

Information Security Analyst

May 2019 – Jul 2019 Ā· 2 mos Ā· New York City Metropolitan Area

  • āœ… Project: Enroll all 1,300 NY clients from legacy MDM to Microsoft based MDM platform (Intune) to improve SSO efficiency under BYOD.
  • Converted Linux/Unix and Android systems from local password authentication to LDAP and NFS homes significantly increasing administrative efficiency by 75%
  • Consolidated with 1000+ end users for migration from legacy MDM to a Microsoft based MDM platform (Intune) in order to improve SSO efficiency under BYOD policies thus saving $320,000 YoY.
Vulnerability ResearchInformation Security

Uncle sam's army navy outfitters

Web Operations Admin

Oct 2015 – Dec 2018 Ā· 3 yrs 2 mos Ā· New York City Metropolitan Area

  • This is what started my professional experience in the world of service support or where I encountered my first SQL Injection vulnerability that affected live data on a production environment.

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