Engineer, Offensive Cybersecurity
Quick Summary
Responsibilities (including but not limited to): · Performing external and internal network vulnerability assessments, penetration tests, and social engineering engagements. · Creating and conducting technical reviews of various highly detailed cybersecurity testing reports.
· 3+ Years of Penetration Testing Experience (Required) · 2+ Years of Experience working with a major cloud platform (Azure, AWS, or GCP) (Required) · Bachelor’s Degree in one of the following areas of concentration: Computer Science, Software…
Responsibilities
~1 min read· Performing external and internal network vulnerability assessments, penetration tests, and social engineering engagements.
· Creating and conducting technical reviews of various highly detailed cybersecurity testing reports.
· Researching and staying up to date with the latest penetration testing techniques, tools and methodologies.
· Either currently or in the future, perform white box risk assessments and penetration tests of cloud environments (Azure, AWS, GCP)
· Assisting with the development of various scripts, tools, and processes to help automate various pentesting processes.
· Presenting various penetration testing reports to customers and discussing nuanced technical recommendations, with the expectation of leading customer presentations within 3 months.
· Discuss with, collaborate with, and train teammates from the Cybersecurity Red Team around various tools and techniques associated with network penetration testing.
· Managing physical testing appliances (penboxes or security testing appliances). Duties include inventory management, device setup and configuration (scripts have been internally created), and, at times, shipping and receiving.
· Critical and creative thinking to strategize how to add value to customer engagements.
· Ability to self-manage time and commitments.
· Strong attention to detail and well-organized.
· Highly motivated to continuously learn and innovate.
· Excellent verbal communication and written communication skills, especially when communicating complex concepts to non-technical audiences.
· Exceptional spelling and grammar skills for writing and proofreading documents.
· Comfortable scripting in Python, Bash, and PowerShell
· Familiar with Windows, MacOS, and Linux operating systems
· Familiarity and comfortability operating within the Linux operating system.
· A thorough understanding of the OSI model, the functionality of common protocols, and major relevant vectors of exploitation.
· A thorough understanding of the MITRE ATT&CK Framework and the Penetration Testing Execution Standard.
· Familiarity with the fundamentals of heuristic-based threat detection technologies such as IDS, IPS, EDR, XDR.
· Understand basic datacenter, cloud, and virtual networking concepts.
· Value, integrity, and honesty above all else in a non-negotiable way.
· Have a passion for the information security industry and helping people.
· Are capable of managing time efficiently and meeting deadlines with multiple concurrent projects.
· Are able to work within constraints and to challenge the status quo.
· Are able to self-direct work, orient to action, and truly own the position.
· Have a collaborative attitude and mindset with colleagues and team members
Requirements
~1 min read· 3+ Years of Penetration Testing Experience (Required)
· 2+ Years of Experience working with a major cloud platform (Azure, AWS, or GCP) (Required)
· Bachelor’s Degree in one of the following areas of concentration: Computer Science, Software Development, Information Technology, Cybersecurity (nice to have)
· Background in physical device management (nice to have)
· Familiarity with web application and API penetration testing (nice to have)
· 2+ Years experience scripting in Python for automation, data science, or cybersecurity purposes (nice to have)
· Hold one or more of the following CREST Certifications (required)
- CREST Registered Penetration Tester (CRT)
- CREST Certified Tester - Infrastructure (CCT INF)
- CREST Certified Simulated Attack Specialist (CCSAS)
- CREST Certified Simulated Attack Manager (CCSAM)
Nice to Have
~1 min read- Practical Network Penetration Tester (PNPT)
- Offensive Security Certified Professional (OSCP)
- Certified Red Team Operator (CRTO)
- Certified Azure Red Team Professional (CARTP)
- HackTricks AWS Red Team Expert (ARTE)
- HackTricks GCP Red Team Expert (GRTE)
- HackTheBox Penetration Testing Specialist (HTB CPTS
-Great annual leave entitlement plus bank holidays
-Gym discount
-Life insurance
-Comprehensive travel insurance for you and your family in line with scheme rules
-Confidential well-being and counselling support
-Competitive compensation
-Commission eligible
-Contributory pension scheme
-Company events
-Private Medical and Dental Insurance
-Fantastic company culture and values
Location & Eligibility
Listing Details
- Posted
- April 22, 2026
- First seen
- April 25, 2026
- Last seen
- May 5, 2026
Posting Health
- Days active
- 10
- Repost count
- 0
- Trust Level
- 31%
- Scored at
- May 6, 2026
Signal breakdown
Please let 日本アバカス株式会社 know you found this job on Jobera.
4 other jobs at 日本アバカス株式会社
View all →Explore open roles at 日本アバカス株式会社.
Similar Engineer jobs
View all →Browse Similar Jobs
Stay ahead of the market
Get the latest job openings, salary trends, and hiring insights delivered to your inbox every week.
No spam. Unsubscribe at any time.
