Penetration Testing Job Vacancies

476 to 500 of 518 Penetration Testing Jobs

Software Engineer (Dataflow) with Security Clearance

Annapolis Junction, Maryland, United States
Visionist
to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. Our open-door leadership team fosters a supportive culture, where internal growth and promotion opportunities are the norm. Don't just take our word for it More ❯
Employment Type: Permanent
Salary: USD 240,000 Annual
Posted:

Systems Engineer (Cisco Network Automation) with Security Clearance

Annapolis Junction, Maryland, United States
Visionist
to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. Our open-door leadership team fosters a supportive culture, where internal growth and promotion opportunities are the norm. Don't just take our word for it More ❯
Employment Type: Permanent
Salary: USD 240,000 Annual
Posted:

Software Engineer (DevOps/Automation) with Security Clearance

Annapolis Junction, Maryland, United States
Visionist
to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. Our open-door leadership team fosters a supportive culture, where internal growth and promotion opportunities are the norm. Don't just take our word for it More ❯
Employment Type: Permanent
Salary: USD 240,000 Annual
Posted:

Systems Engineer (Multiple Levels) with Security Clearance

Washington, Washington DC, United States
Visionist
to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. Our open-door leadership team fosters a supportive culture, where internal growth and promotion opportunities are the norm. Don't just take our word for it More ❯
Employment Type: Permanent
Salary: USD 105,000 Annual
Posted:

Infrastructure Engineer (Multiple Levels) with Security Clearance

Washington, Washington DC, United States
Visionist
to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. Our open-door leadership team fosters a supportive culture, where internal growth and promotion opportunities are the norm. Don't just take our word for it More ❯
Employment Type: Permanent
Salary: USD 105,000 Annual
Posted:

Senior Application Security Engineer

Reading, Berkshire, England, United Kingdom
Hybrid / WFH Options
Reed
play a key role in shaping the security posture of our organisation. About the Role As a Senior Application Security Engineer, you’ll bring deep expertise in application security testing, cloud security, and secure development practices. You’ll work closely with IT, development, and project teams to embed security into every stage of the software development lifecycle and drive … Proven experience in application security engineering. Strong knowledge of security tools and technologies (e.g. WAFs, AV, email/web gateways, ACLs). Expertise in secure coding practices and security testing (SAST, DAST, SCA, Pen Testing). Familiarity with OWASP Top 10, CWE, and remediation strategies. Hands-on experience with security testing tools and techniques. Excellent communication and More ❯
Employment Type: Full-Time
Salary: £60,000 - £70,000 per annum, Inc benefits
Posted:

Senior Red Team Operator with Security Clearance

Washington, Washington DC, United States
Prism, Inc
phishing campaigns to gain internal network access. Conduct exploitation of external-facing assets to gain internal network access. Conduct post-exploitation actions toward exercise objectives. Conduct on-site physical penetration assessments at various locations to obtain access to the internal network. Use custom code and/or commercial-off-the-shelf (COTS) exploitation frameworks to bypass and penetrate network … years direct, hands-on technical red team experience. Minimum 2 years technical red team leadership experience. Minimum of 3 years of hands-on experience with using, modifying, and customizing penetration testing and red teaming software frameworks (e.g., Cobalt Strike, Kali) to meet operational requirements. Minimum of 2 years of independently conducting every phase of a red team exercise More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Mid-Level Red Team Operator with Security Clearance

Washington, Washington DC, United States
Prism, Inc
phishing campaigns to gain internal network access. Conduct exploitation of external-facing assets to gain internal network access. Conduct post-exploitation actions toward exercise objectives. Conduct on-site physical penetration assessments at various client locations to obtain access to the internal network. Use custom code and/or commercial-off-the-shelf (COTS) exploitation frameworks to bypass and penetrate … computer network exploitation/attack operations experience. Minimum 1-2 years technical red team leadership experience. Minimum 1-2 years of hands-on experience with using, modifying, and customizing penetration testing and red teaming software frameworks (e.g., Cobalt Strike, Kali) to meet operational requirements. Minimum 1-2 years of independently conducting every phase of a red team exercise More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Java API- RESTful Web Services - Backend Developer in UK, Bristol

Bristol, Somerset, United Kingdom
Adroit People Ltd
team Our team isaccountable for security within the mobile channel. Weprovide a suite of mobile security components,that provides an all-round security posture in mobile appsincluding associated services (penetration testing, obfuscation, consultancy etc click apply for full job details More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Senior IT Support - Cyber Security

Halesowen, West Midlands, United Kingdom
Swindale Parks (Sales & Marketing) Recruitment
importance to the organisation recruiting. Responsibilities We are looking for a hands-on Cyber Security specialist to continuously monitor networks & systems for security breaches or intrusions. Identify threats via penetration testing and threat modelling, working with DevOps, IT and compliance teams to enforce policies, respond to risks and improve defences. Be a fixer of Cyber Security issues, capable More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Director Security

Leeds, Yorkshire, United Kingdom
Hybrid / WFH Options
Stott and May
ML infrastructure across data collection, preprocessing, model training, and deployment. Implement privacy-preserving techniques such as encryption, anonymisation, and federated learning. Crypto & Blockchain Security Oversee smart contract security audits, testing, and deployment pipelines. Protect user assets across wallets, custody solutions, and crypto exchange mechanisms. Monitor on-chain activity for suspicious behaviour, including rug pulls and flash loan attacks. Partner … with external firms for protocol audits, bug bounty programmes, and penetration testing. Infrastructure & Application Security Implement best practices in cloud security (AWS, GCP, Azure), container security, and zero-trust networks. Harden DevSecOps pipelines to ensure secure software delivery. Collaborate with engineering teams to integrate security by design into products. Compliance & Risk Management Ensure regulatory compliance with GDPR, SOC2, ISO More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Network Security Engineer with Security Clearance

Scott AFB, Illinois, United States
TEKsystems c/o Allegis Group
of work 1. 5-10 years of experience with installation and configuration of Checkpoint Firewalls. 2. Minimum 8-year experience in Information Security with experience in vulnerability management, pen testing or application security scanning. 3. Strong Network Security and Protocol knowledge. Job Description Firewall Engineer - Senior with 5 - 10 years of experience supporting Checkpoint Essential Duties and Responsibilities Identify … and implement tools and technologies, continuously improving customer's security posture. Flex your pen-testing skills and work with others to identify and resolve issues in test and production environments. Evaluate permissions of users, open ports/services and overall network setup. Work with operational teams to improve procedures and close gaps. Review technical security posture (network, application) for … review production logs for documentation of personally identifiable information and patterns of possible security incidents. REQUIREMENTS Minimum 8-year experience in Information Security with experience in vulnerability management, pen testing or application security scanning. Secret clearance level Checkpoint Networks Certified Network Security Engineer (CCSE), required. F5 Certified Basic UNIX or Linux systems administration experience (Debian, Ubuntu, etc.). Experience More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Test Engineer with Security Clearance

Winchester, Virginia, United States
Mission Services LLC (MSI)
Position Overview Support mission-critical operations by designing, developing, and executing automated testing solutions for secure continuous operations systems. You will play a pivotal role in validating and verifying functionality, performance, and security of both IT and operational technology (OT) components under strict compliance standards. Key Responsibilities Develop comprehensive test plans, automated test scripts, and test cases to validate … system requirements across SCOR platforms. Conduct functional, integration, regression, performance, and security testing-including vulnerability and compliance checks. Integrate automated tests within CI/CD pipelines; support DevOps workflows. Hire for Belonging+1Jobed.ai+1 Log, track, and manage defects; collaborate with stakeholders to drive timely resolution. Maintain and enhance automation frameworks in tools like Selenium, TestNG, JMeter, Appium, Postman, or Robot … Framework. Prepare reports, dashboards, and documentation aligned with FBI governance and compliance standards. Participate in User Acceptance Testing (UAT) and feedback coordination. Required Qualifications Bachelor's degree in Computer Science, Engineering, or related technical field-or equivalent experience. Minimum 5-8 years of experience in automation testing within complex IT/OT environments. Expertise in scripting languages such More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Technical Cutover Manager Oracle HCM

Reading, Berkshire, England, United Kingdom
Lorien
approach, scope, dependencies, timelines, and risk management. Define detailed cutover plans covering technical, functional, and business activities. Ensure alignment with the key program milestones (PB1, PB2, SIT, FVT, PCT, Penetration Testing, Regression, Dress Rehearsal, and Go-Live). The skills required in order to be successful in the position: Proven experience as a Cutover/Implementation Manager on … large-scale ERP/HCM programs, ideally Oracle HCM Cloud with Oracle EBS coexistence Strong understanding of HR and Payroll business processes, payroll parallel testing Hands-on experience overseeing data migration, integrations (OIC), and environment management in Oracle projects. Demonstrated ability to manage complex dependencies between Cloud and on-premise systems. Knowledge of release and environment management disciplines in More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Mobile Developer $86/hr Srinivasa Reddy Kandi

Washington, Washington DC, United States
VALIANT TECHNOLOGIES LLC
improve app performance. Participate in code reviews and contribute to technical discussions. Identify potential security vulnerabilities and implement security best practices throughout the development lifecycle. Conduct security assessments and penetration testing on mobile applications. Develop and implement security strategies and controls to protect sensitive data and user privacy. Note: If you are interested, please share your updated resume More ❯
Employment Type: Any
Salary: USD 86 Hourly
Posted:

Senior Firewall Engineer with Security Clearance

Charleston, South Carolina, United States
TEKsystems c/o Allegis Group
of work 1. 5-10 years of experience with installation and configuration of Checkpoint Firewalls. 2. Minimum 8-year experience in Information Security with experience in vulnerability management, pen testing or application security scanning. 3. Strong Network Security and Protocol knowledge. Job Description Firewall Engineer - Senior with 5 - 10 years of experience supporting Checkpoint Essential Duties and Responsibilities Identify … and implement tools and technologies, continuously improving customer's security posture. Flex your pen-testing skills and work with others to identify and resolve issues in test and production environments. Evaluate permissions of users, open ports/services and overall network setup. Work with operational teams to improve procedures and close gaps. Review technical security posture (network, application) for … review production logs for documentation of personally identifiable information and patterns of possible security incidents. REQUIREMENTS Minimum 8-year experience in Information Security with experience in vulnerability management, pen testing or application security scanning. Secret clearance level Checkpoint Networks Certified Network Security Engineer (CCSE), required. F5 Certified Basic UNIX or Linux systems administration experience (Debian, Ubuntu, etc.). Experience More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Penetration Tester

newport, wales, united kingdom
Hybrid / WFH Options
Experis
We are currently recruiting for a growing team of Penetration Testers with offensive cyber security and red teaming experience . Ideal candidates will have at least 2 years’ experience in offensive pen testing roles. REQUIRED – 5 years living in the UK for security checks The role is remote/hybrid and includes travel to client’s locations performing … comprehensive, advanced pen testing including: Conduct thorough penetration tests to identify vulnerabilities in systems, networks and applications Develop and execute exploit scenarios to simulate real-world cyber attacks Provide detailed reports Collaborate with cross functional teams to implement security best practices Stay up to date on the latest security trends , tools, techniques to enhance testing methodologies and More ❯
Posted:

Penetration Tester

Greater Bristol Area, United Kingdom
Hybrid / WFH Options
Experis
We are currently recruiting for a growing team of Penetration Testers with offensive cyber security and red teaming experience . Ideal candidates will have at least 2 years’ experience in offensive pen testing roles. REQUIRED – 5 years living in the UK for security checks The role is remote/hybrid and includes travel to client’s locations performing … comprehensive, advanced pen testing including: Conduct thorough penetration tests to identify vulnerabilities in systems, networks and applications Develop and execute exploit scenarios to simulate real-world cyber attacks Provide detailed reports Collaborate with cross functional teams to implement security best practices Stay up to date on the latest security trends , tools, techniques to enhance testing methodologies and More ❯
Posted:

Penetration Tester

bath, south west england, united kingdom
Hybrid / WFH Options
Experis
We are currently recruiting for a growing team of Penetration Testers with offensive cyber security and red teaming experience . Ideal candidates will have at least 2 years’ experience in offensive pen testing roles. REQUIRED – 5 years living in the UK for security checks The role is remote/hybrid and includes travel to client’s locations performing … comprehensive, advanced pen testing including: Conduct thorough penetration tests to identify vulnerabilities in systems, networks and applications Develop and execute exploit scenarios to simulate real-world cyber attacks Provide detailed reports Collaborate with cross functional teams to implement security best practices Stay up to date on the latest security trends , tools, techniques to enhance testing methodologies and More ❯
Posted:

Penetration Tester

bradley stoke, south west england, united kingdom
Hybrid / WFH Options
Experis
We are currently recruiting for a growing team of Penetration Testers with offensive cyber security and red teaming experience . Ideal candidates will have at least 2 years’ experience in offensive pen testing roles. REQUIRED – 5 years living in the UK for security checks The role is remote/hybrid and includes travel to client’s locations performing … comprehensive, advanced pen testing including: Conduct thorough penetration tests to identify vulnerabilities in systems, networks and applications Develop and execute exploit scenarios to simulate real-world cyber attacks Provide detailed reports Collaborate with cross functional teams to implement security best practices Stay up to date on the latest security trends , tools, techniques to enhance testing methodologies and More ❯
Posted:

DevSecOps Pentester

London, United Kingdom
Stackstudio Digital Ltd
Role/Job Title: DevSecOps Pentester Work Location: London (2 - 3days) The Role Conducts security assessments and penetration tests across CI/CD pipelines, cloud infrastructure, and application environments. Integrates automated security tools and practices within DevOps workflows to ensure continuous security validation. Identifies and exploits vulnerabilities in code, containers, APIs, and infrastructure-as-code before they reach production. … automation efforts. Identify potential security threats and vulnerabilities during the design phase identify flaws in CI/CD, IaC, and cloud/containerized environments. Perform manual and automated security testing on web apps, APIs, pipelines. Participate in agile ceremonies (sprint planning, threat modeling, grooming). Create detailed reports, providing actionable advice to clients on how to address the identified … automating security checks within the CI/CD pipeline using tools like Jenkins, GitLab, and Ansible is vital. Knowledge of secure coding practices and common developer pitfalls. Scripting for testing/automation (Python, Bash, Go). Experience with cloud-native architectures (Docker, Kubernetes, IaC). Knowledge of securing cloud platforms (AWS, Azure, GCP) and understanding cloud security best practices. More ❯
Employment Type: Contract
Rate: From £450 to £500 per day
Posted:

Penetration Tester / Threat Emulator with Security Clearance

Washington, Washington DC, United States
Agile Defense, Inc
integration of advanced technologies, elite minds, and unparalleled agility-leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation's vital interests. Requisition #: 1141 Penetration Tester/Threat Emulator National Capital Region Required Certification(s): • One or more certifications: GCIA, GCED, GCFE, GCTI, GNFA, GCIH, CND, ECSA, OSCP, OSEE, OSCE, GCFA, GREM, CHFI • Offensive … related to assisting cyber security operations team members to advance organizational understanding over risks and potential exposures related to software, system, and network weaknesses using advanced security/pen testing and auditing methods. Advanced Cyber Threat Emulation members also engage with senior leadership to identify, report, and perform real-world threat activity simulation attacks, such as those used by … and measure the effectiveness of the people, processes, and technology used to defend Agency networks and systems. Analyzes for weaknesses in company systems. Devises tests and scenarios for various penetration tests. Documents results and communicates them to engineers and management. Provides recommendations for new technologies and system designs according to test results. Develops automated testing programs where possible More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Red Team Security Engineer / Operator with Security Clearance

Huntsville, Alabama, United States
acuCyber
Engineer in Huntsville, AL. Candidate must have an active Secret Clearance with eligibility to obtain a Top Secret/SCI Clearance. The Red Team Security Engineer will conduct multiple penetration tests of global customer networks, rapid development of domain or problem-specific tools that leverage identified vulnerabilities, research on the latest exploitation techniques and threat vectors, and design and … degree. Must have a CEH & CISSP Certification upon hire. SPECIALIZED experience in Red Teaming, Computer Network Attack (CNA), Computer Network Exploitation (CNE), Computer Network Defense (CND), and/or penetration testing. Ability to independently and rapidly develop tools and scripts from concept to production in a high-stress, short deadline, under-resourced environment using multiple programming languages. Experience with … personal project management) skills Proven ability to work effectively with management, staff, vendors, and external consultants Ability to think outside the box and emulate adversarial approaches Capable of conducting penetration tests on applications, systems and network utilizing proven/formal processes and industry standards. Capable of managing multiple penetration test engagements, from cradle to grave, at the same More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Application Security Engineer

Cambridge, Cambridgeshire, United Kingdom
Morson Talent
coding. Collaborating with architects and developers to review designs and code for vulnerabilities. Embedding/improving threat modelling and secure development practices into the SDLC. Designing and integrating security testing plans. Performing and overseeing application security testing and driving remediation. Managing end-to-end vulnerability workflows, including bug bounty findings. Supporting incident response activities when needed. Monitoring and … in an on-call rotation. What we’re looking for 3+ years in software engineering plus 2+ years in application security. Strong knowledge of OWASP, application vulnerabilities, and security testing techniques. Experience with secure web application development and Agile/DevOps methodologies. Familiarity with pen testing, bug bounty, or hacker community collaboration. Strong communication skills – able to influence More ❯
Employment Type: Permanent
Posted:

Application Security Engineer

Cambridge, Cambridgeshire, East Anglia, United Kingdom
Morson Talent
coding. Collaborating with architects and developers to review designs and code for vulnerabilities. Embedding/improving threat modelling and secure development practices into the SDLC. Designing and integrating security testing plans. Performing and overseeing application security testing and driving remediation. Managing end-to-end vulnerability workflows, including bug bounty findings. Supporting incident response activities when needed. Monitoring and … in an on-call rotation. What we're looking for 3+ years in software engineering plus 2+ years in application security. Strong knowledge of OWASP, application vulnerabilities, and security testing techniques. Experience with secure web application development and Agile/DevOps methodologies. Familiarity with pen testing, bug bounty, or hacker community collaboration. Strong communication skills – able to influence More ❯
Employment Type: Permanent
Posted:
Penetration Testing
10th Percentile
£47,750
25th Percentile
£53,735
Median
£69,384
75th Percentile
£87,708
90th Percentile
£90,000