Sr. Offensive Security Engineer

4 weeks ago

Scottsdale, United States Early Warning Services, LLC Full time

At Early Warning, we've powered and protected the U.S. financial system for over thirty years with cutting-edge solutions like Zelle®, Paze℠, and so much more. As a trusted name in payments, we partner with thousands of institutions to increase access to financial services and protect transactions for hundreds of millions of consumers and small businesses.

Positions located in Scottsdale, San Francisco, Chicago, or New York follow a hybrid work model to allow for a more collaborative working environment.

Candidates responding to this posting must independently possess the eligibility to work in the United States, for any employer, at the date of hire. This position is ineligible for employment Visa sponsorship.

Overall Purpose

This position within the Offensive Security team is responsible for identifying and documenting security vulnerabilities through approved penetration testing activities for the purpose of securing Early Warning's systems, infrastructure, and applications. Additional responsibilities include mentoring junior offensive security engineers, triaging bug bounty submissions, control validation, threat model consultation, emerging threat PoC exploitation, and password cracking and phishing campaigns.

Essential Functions

  • Performs internal and external penetration tests focused on web applications, web services, wireless, cloud platforms, and network technologies.
  • Conduct cloud penetration testing engagements to assess specific services and implementations (i.e. AWS, GCP, Azure, containers, or other PaaS and SaaS instances) for vulnerabilities and subsequently attempt to exploit identified weakness.
  • Mentor other team members in offensive security testing techniques and approaches.
  • Work with Security and Technology partners to scope engagements by clearly articulating penetration testing approach and methodology to technical and non-technical audiences.
  • Report generation that clearly communicates testing and assessment details, results, and remediation recommendations to internal teams.
  • Occasionally supports 3rd party PTaaS vendor penetration tests by provisioning Kali Linux VMs and AMIs within the environment.
  • Facilitates ticket creation for tracking remediation of vulnerabilities and issues found during penetration tests.
  • Work with external third parties and researchers through Bug Bounty and Responsible Disclosure programs to reproduce submissions, assess organizational risk impact (CVSS, CWE, Enterprise Risk Ranking Impact/Likelihood), and further investigate reported issues.
  • Develop scripts, tools, and methodologies to automate and streamline internal processes and engagements.
  • Performs ad hoc security control testing as needed, including remediation testing of previous penetration test findings.
  • Performs monthly security campaign audits for phishing, password reuse, and password complexity.
  • Support the company's commitment to risk management and protecting the integrity and confidentiality of systems and data.
  • The above job description is not intended to be an all-inclusive list of duties and standards of the position. Qualified candidates will follow instructions and perform other related duties as assigned by their supervisor.
Minimum Qualifications
  • Bachelor's degree in Computer Science, Computer Information Systems, Information Security, Engineering, Math, or related field or equivalent years of professional experience to meet job requirements and expectations.
  • 4-6 years of professional experience with risk assessment tools, technologies, and methods focused on Information Assurance, Information Systems/Network Security, Infrastructure Design, or Vulnerability Assessments.
  • Effective knowledge of tools and techniques used to conduct network, wireless, or web application penetration testing.
  • Effective web application penetration testing and source code review experience.
  • Knowledge of open security testing standards and projects, including OWASP, PCI, & MITRE ATT&CK.
  • Experience with scripting, editing existing code, and programming (e.g. Python, Bash, Powershell, Golang, .NET, Java, etc.)
  • Proven ability to use, configure, troubleshoot, and administer *nix, Mac OSX, and Windows operating systems.
  • Experience with vulnerability scanners and Kali Linux associated toolsets included but not limited to InsightVM, Burp Suite Pro/Enterprise, hashcat, nmap, and/or Bloodhound.
  • Knowledge of application, database, and web server secure design and implementation.
  • Knowledge of network, web, and cloud application security testing. Red teaming or security operations experience is a plus.
  • Strong and professional communication skills (written and verbal).
  • Ability to present findings and recommendations to technical and non-technical audiences.
  • Background and drug screen
Preferred Qualifications
  • Hands-on practical Offensive Cybersecurity certifications (Sec+, OSCP, OSWE, eJPT, Pentest+, eCPPT, eWPT, GIAC, etc.) or equivalent.
  • Cloud certifications (CCP, SAA, SAP, AWS Security Specialty, etc.) or equivalent.
Physical Requirements

Working conditions consist of a normal office environment. Work is primarily sedentary and requires extensive use of a computer and involves sitting for periods of approximately four hours. Work may require occasional standing, walking, kneeling, and reaching. Must be able to lift 10 pounds occasionally and/or negligible amount of force frequently. Requires visual acuity and dexterity to view, prepare, and manipulate documents and office equipment including personal computers. Requires the ability to communicate with internal and/or external customers.

Employee must be able to perform essential functions and physical requirements of position with or without reasonable accommodation.

Candidates responding to this posting must independently possess the eligibility to work in the United States at the date of hire.

Some of the Ways We Prioritize Your Health and Happiness
  • Healthcare Coverage - Competitive medical (PPO/HDHP), dental, and vision plans as well as company contributions to your Health Savings Account (HSA) or pre-tax savings through flexible spending accounts (FSA) for commuting, health & dependent care expenses.
  • 401(k) Retirement Plan - Featuring a 100% Company Safe Harbor Match on your first 6% deferral immediately upon eligibility.
  • Paid Time Off - Unlimited Time Off for Exempt (salaried) employees, as well as generous PTO for Non-Exempt (hourly) employees, plus 11 paid company holidays and a paid volunteer day.
  • 12 weeks of Paid Parental Leave
  • Maven Family Planning - provides support through your Parenting journey including egg freezing, fertility, adoption, surrogacy, pregnancy, postpartum, early pediatrics, and returning to work.


And SO much more We continue to enhance our program, so be sure to check our Benefits page here for the latest. Our team can share more during the interview process

Early Warning Services, LLC ("Early Warning") considers for employment, hires, retains and promotes qualified candidates on the basis of ability, potential, and valid qualifications without regard to race, religious creed, religion, color, sex, sexual orientation, genetic information, gender, gender identity, gender expression, age, national origin, ancestry, citizenship, protected veteran or disability status or any factor prohibited by law, and as such affirms in policy and practice to support and promote equal employment opportunity and affirmative action, in accordance with all applicable federal, state, and municipal laws. The company also prohibits discrimination on other bases such as medical condition, marital status or any other factor that is irrelevant to the performance of our employees.

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