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Penetration tester performing advanced security assessments on networks, web/mobile apps, and cloud infrastructure, using tools like Burp Suite, Metasploit, and Nmap, and reporting findings to technical and non-technical stakeholders.
Performs offensive security assessments (penetration testing, red teaming, social engineering) to identify vulnerabilities in client networks, applications, and systems, then reports findings and recommends remediation. Core tools: Kali Linux, Burp Suite, nmap, PowerShell.
Administers Windows/Linux servers, virtualization, and security tools in a classified defense environment, ensuring uptime and compliance across air-gapped systems.
Maintain and secure 24x7 mission-critical Linux infrastructure, monitor systems, respond to incidents, and document operations for a defense-focused cyber division.
An internship assisting in application security tasks like vulnerability testing, threat modeling, and SDLC integration for a healthcare tech company.
Operations Support Team Lead The Opportunity: Are you energized by the challenge of leading a high-performing operations support team? Do you thrive at the intersection of strategy, leadership, and operational…
The Senior Cybersecurity Engineer protects utility-scale energy storage systems and OT environments by ensuring compliance with standards like IEC 62443 and NIS2. The role involves vulnerability management, security architecture reviews, and incident response while working with cross-functional teams to secure critical infrastructure.
The Senior Systems Security Engineer will lead the design and implementation of secure IT infrastructure, perform threat analysis, and manage security projects within a classified environment. The role requires expertise in Linux, Windows, and networking hardware, along with an active Top Secret/SCI security clearance.
Company Description Hirsch is a global leader in security technology, specializing in physical access control, video intelligence, and digital identification systems. Our comprehensive solutions cover cybersecurity,…
Manages private cloud, Windows Server, and Microsoft 365 infrastructure, ensuring stability, security, and operational reliability with hands-on Azure and Microsoft 365 administration.
Date Posted: 2026-08-18

 Country: United States of America

 Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01

 Position Role Type:…
The Security Operations Analyst will manage vulnerability detection, threat monitoring, and incident response activities. The role involves using tools like Tenable, Qualys, and SIEM platforms to secure network, system, and application environments.
On-site Senior Security Specialist conducting Threat Risk Assessments, threat modeling, and vulnerability assessments for a public-sector client in Toronto, using frameworks like ISO 31000, NIST RMF, STRIDE, and NIST CSF to produce TRA reports, risk registers, and mitigation plans.
Manage the end-to-end vulnerability management lifecycle—scanning, assessment, prioritisation, remediation tracking, and reporting—primarily using Tenable Security Center and Nessus in a shift-based Singapore environment.
The L2 Infrastructure Engineer provides operational support, incident management, and maintenance for enterprise systems, including servers, storage, and network security infrastructure. The role requires expertise in RHEL, VMWare, IBM MQ, and various monitoring and security tools to ensure high service availability.
The Cyber Security Lead manages the end-to-end vulnerability management lifecycle, including scanning, risk assessment, and remediation coordination across enterprise systems. The role requires extensive experience with security tools like Tenable/Nessus and strong reporting capabilities to maintain compliance and security standards.
Responsibilities: Daily focus on improving our security and working to resolve any issues highlighted by external partners in delivery or support of software we supply. Daily management, optimisation and…
Minimum Requirements: Background & Experience: Originating from an open-source operating system background, candidates should possess a minimum of 5 years in IT, with 3 years focused on DevSecOps roles. Cloud…
Key purpose: The Cybersecurity Engineer is responsible for designing, implementing and managing a highly secure network solution that protects against potential cyber attacks and hacking threats by maintaining the…
Minimum requirements: A degree in Information Technology 5-7 years Experience in risk management and identifying mitigating strategies and plans 5-7 years Strong IT understanding, gaining insight into digital and…
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