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CertiK

Remote (USA)

Sr. Security Engineer (Penetration Testing)

Posted 12 days ago

Level
Senior
Experience
4+ years
Work style
Remote
Full-time
Pay
$100k to $180k

At a glance

The role in plain English

This is a senior security engineering role focused on penetration testing and security assessments for blockchain and Web3 applications. The position suits experienced application security professionals with strong technical skills in code review, cloud security, and cryptography. Day-to-day work includes conducting pentests, reviewing source code, developing reports, and contributing to research and the security community. The role is remote within the USA and involves both client-facing and internal R&D activities.

What you'll do

  • Perform security assessments on web, mobile, and thick client applications
  • Conduct external and internal network penetration tests
  • Review source code for security vulnerabilities
  • Perform cloud security reviews
  • Develop detailed pentest reports for technical and non-technical audiences

What they're looking for

Essential

  • At least 4 years in application security and penetration testing
  • Experience in source code review, especially JavaScript and TypeScript
  • Experience in mobile application penetration testing
  • Familiarity with cloud platforms and security risks
  • Strong programming skills in Python and Bash

Nice to have

  • Experience pentesting Web3 applications
  • Smart contract security audit experience
  • Familiarity with browser extension security
  • Active participation in blockchain security community

Core skills

  • Penetration testing
  • Source code review
  • Cloud security
  • Cryptography
  • Python
  • JavaScript
  • TypeScript
  • Mobile security

Certifications mentioned

  • OSCP
  • OSWE
  • OSCE
  • GWAPT

The shape of the job

Technical depth

4/5

FoundationalSpecialist

Pace

3/5

SteadyFast-moving

Ownership

4/5

GuidedSelf-directed

Teamwork

3/5

Heads-downHighly collaborative

Cyberend's reading of the listing, not the employer's own scores.

How the pay compares

Below most similar roles

Compared with 68 open senior roles in the US on Cyberend that state their pay.

This role

$100k to $180k a year

  • This role
  • Typical range ($167k to $216k)

Application toolkit

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Questions to prepare for

  1. 01Describe your approach to penetration testing a new blockchain-based application.
  2. 02How do you conduct a security source code review for smart contracts?
  3. 03What are common security risks in cloud platforms like AWS or GCP?
  4. 04Can you explain a cryptographic vulnerability you have identified and remediated?

About CertiK

CertiK provides security services for blockchain protocols and smart contracts, including consulting, auditing, and verification. The company works with enterprise clients to secure digital assets and blockchain code.

Full job descriptionAs published by Jobicy

Why Us?

CertiK is a pioneer in blockchain security, leveraging best-in-class AI technology to protect and monitor blockchain protocols and smart contracts. Founded in 2018 by professors from Yale University and Columbia University, CertiK’s mission is to secure the web3 world. CertiK applies cutting-edge innovations from academia to enterprise, enabling mission-critical applications to scale with safety and correctness.

About the Role

The primary responsibility of this role is for CertiK’s security-related services. Intersecting cybersecurity and blockchain, CertiK’s security offerings include security consulting, security reviews, security auditing of smart contracts and blockchains, verification of smart contracts, penetration testing, and more. We are looking to hire someone with a passion for application security and penetration testing. This is a fun and challenging full-time position. If you are excited about hacking, threat modeling, scanning, auditing, designing, and enhancing the security of applications across the board then you will thrive in this role. While you work with clients, we will also provide you with plenty of opportunities to get involved with research and development efforts to help us raise the standards of blockchain security.

Responsibilities

  • Perform security assessments on web, mobile, thick client applications, and browser extensions
  • Conduct external and internal network penetration tests
  • Perform security source code reviews
  • Perform cloud security reviews
  • Develop comprehensive pentest reports for both technical and non-technical audiences
  • Research and develop innovative techniques, tools, and methodologies for pentesting applications in the blockchain space
  • Contribute to the community by developing tools, presentations, and blog posts

Requirements

  • Passionate about cryptocurrency, DeFi, and blockchain, with a willingness to learn Web3 technologies such as smart contracts
  • Minimum of 4 years of experience in application security and penetration testing
  • Experienced in source code review for different languages, with a strong understanding of JavaScript and TypeScript
  • Experienced in mobile application penetration testing
  • Familiar with cloud platforms and their security risks, such as AWS, Azure, and GCP
  • Experience in programming with scripting languages such as Python and Bash
  • Solid understanding of cryptography
  • BS/MS/PhD in Computer Science or Information Security
  • Strong spoken and written communication skills

Bonus Points

  • Experienced in pentesting Web3 applications such as crypto exchanges, wallets, Dapps, and key custodian solutions
  • Experienced in smart contract security audits
  • Familiar with browser extension architecture and security risks
  • Actively participate in the blockchain security community
  • OSCP, OSWE, OSCE, GWAPT, or comparable certification
  • Participated in bug bounty programs and audit contests
  • Published security-related blog posts and spoken at security conferences and/or local meetups

Compensation

Additional Information

About the Company

One of the fastest-growing and most trusted companies in blockchain security, CertiK is a true market leader. To date, CertiK has worked with over 3,200 Enterprise clients, secured over $310 billion worth of digital assets, and has detected over 60,000 vulnerabilities in blockchain code. Our clients include leading projects such as Aave, Polygon, Binance Smart Chain, Terra, Yearn, and Chiliz.

Investors = Insight Partners, Sequoia, Tiger Global, Coatue Management, Lightspeed, Advent International, SoftBank, Hillhouse Capital, Goldman Sachs, Coinbase Ventures, Binance, Shunwei Capital, IDG Capital, Wing, Legend Star, Danhua Capital and other investors.

Compensation

Target annual base salary for this role performed in the US is $100,000 - $180,000. The exact compensation at which this job is filled will be determined by the skills and experience of qualified candidates.

#LI-Remote

#blockchain

#startups

#hiring

CertiK is proud to offer medical, vision, and dental insurance, 401(k) plan with company matching, life and accidental death and dismemberment insurance, HSA (with high deductible plan), FSA, and other benefits to all full-time employees, along with flexible paid time off and holidays. CertiK also offers a variable commission program for business development sales roles.

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.

CertiK is proud to be an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of age, race, color, creed, religion, sex, sexual orientation, gender, gender identity or expression, medical condition, national origin, ancestry, citizenship, marital status or civil partnership/union status, physical or mental disability, pregnancy, childbirth, genetic information, military and veteran status, or any other basis prohibited by applicable federal, state or local law.

CertiK will consider for employment qualified applicants with criminal histories in a manner consistent with local and federal requirements.

https://www.eeoc.gov/sites/default/files/migrated_files/employers/poster_screen_reader_optimized.pdf

All CertiK employees are expected to actively support diversity on their teams, and in the Company.

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