Penetration Tester | Cyber Security Jobs London, United Kingdom -

Job Detail

Offered Salary 1000
Experience 5 Years
Gender Male
Qualifications mathematics-physics-or-other-stem-subjects

Job Description

About The Role

Claranet Cyber Security is a world class business unit within Claranet, designed to give customers access to market-leading information security services spanning; training, consulting, and managed services. The penetration testing team at Claranet Cyber Security is composed of highly skilled, professional ethical hackers with a real passion for improving our clients’ security posture by demonstrating how systems can be compromised. Team members work on everything from client projects to development work and training, dealing with large corporate penetration tests to gaining credit for published advisories. Our team is growing, and we need inspiring people to join us and help us to continue to build a world leading cyber security operation whilst benefiting from the opportunity to fulfil their potential.

Essential duties & responsibilities

As a penetration tester at Claranet, you will deliver a full range of chargeable testing work from web app and infrastructure testing to social engineering and Red Team exercises.

You will be comfortable with client-facing activities, mentoring more junior colleagues and assisting sales with client enquiries.

Key Responsibilities:

Undertaking penetration testing engagements and other projects as required
Assisting with pre/post sales activities as required
Providing technical mentoring to colleagues
Encouraging a positive, proactive and solution-oriented approach among team members
Communicating within Sec-1 and with clients, both orally and in writing
Assisting with the development and growth of the Sec-1 team and services
Assisting with the development of cutting-edge training material for internal and external delivery
Contribute to the writing and publishing of Sec-1 whitepapers and advisories
Working with Practice Lead to create an effective and productive testing environment
Delivering targeted research and development in line with direction of the business
Assisting with seminars and industry exhibitions as required

About You

Position specifications

Essential Technical

Achieved CREST Registered Tester (CRT) or equivalent benchmark qualification
Be proficient in conducting infrastructure security assessments against Windows and Unix based networks
Able to manually exploit infrastructure vulnerabilities and escalate privileges
Able to manually and proficiently exploit web application vulnerabilities
Have a good understanding of mobile application testing and methodologies
Able to contribute to the development of subject matter expertise in a broad range of topics
Have a working knowledge of common programming languages such as C, C++, C#, Java
Have experience of at least one scripting language such as Ruby, Python or Perl
Able to write exploit code / assessment tools for common vulnerabilities

Essential Experience

Delivering infrastructure and web app testing both remotely and onsite
Providing remediation advice in meetings and conference calls
Working under pressure of deadlines and structuring workload accordingly
Problem-solving, helping others to understand complex ideas
2+ years information technology experience
2+ years computer and network security experience
2+ years’ experience managing client projects
2+ years information security consulting experience

Essential General

Willing to travel to deliver onsite work as required
Conducting penetration testing work out of normal office hours on occasion
Client facing, able to confidently and professionally represent the company
Must be self-motivated and able to work in an independent manner as well as part of a team
Excellent written and oral communications skills
Positive, collaborative and enthusiastic

In addition, the following are highly desirable:

NCSC CHECK Team Leader or Team Member status
Security clearance
CISSP, CISA, CEH, OSCP or equivalent reputable information security certifications
Familiarity with testing cloud environments
Public speaking experience
Full UK driving license

About Us

Claranet combine pioneering technologies, practices, and expertise to propel our customers ambitions. Through a vibrant customer centric culture of collaboration, learning, and opportunity, we nurture a dynamic community of the best technology and service expertise spanning cloud, cyber security, networks, and unified communications.

Founded in 1996, Claranet has evolved into a multi-disciplinary technology services provider with global reach. The company has annualised revenues of circa £400 million, over 6,500 customers, and more than 2,500 employees in nine countries. In the UK we have over 500 staff working in London, Gloucester, Warrington, Bristol, and Leeds, or as homeworkers.

Claranet consistently appears in The Sunday Times Top Track 250 as one of the fastest growing privately-owned businesses in the UK. Our international success is driven by local service, out of local offices, using a mixture of local and international infrastructure, including hyperscaler clouds.

We’re working on building an ever-improving company based on openness, diversity, collaboration, and empathy as our core values, a company that aims to be inclusive for the diverse group of people we get to work with, and where everyone supports each other and celebrates successes together. We want our people to feel engaged, comfortable, and healthy—and to know that they can belong here, no matter their story or background. If this resonates with you, then come and join us.

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