10 DevSecOps Interview Questions and Answers for devops engineers

flat art illustration of a devops engineer

1. What attracted you to DevSecOps?

I was attracted to DevSecOps because of the numerous benefits it offers to businesses. The integration of security into the DevOps process has proven to be highly effective in reducing vulnerabilities and increasing the overall security of applications and systems.

  1. Firstly, adopting DevSecOps can lead to faster time to market for products and services. This is because security is no longer an added step at the end of the development process, but is instead integrated throughout the entire process. This reduces the number of potential security issues and delays that may arise at the end of the development cycle.
  2. Secondly, DevSecOps can help businesses save money by reducing the number of security incidents and breaches. For instance, a report by IBM showed that businesses who implemented DevSecOps reduced the cost of data breaches by an average of $1.5 million.
  3. Thirdly, DevSecOps provides teams with greater visibility into security vulnerabilities early in the development process. This allows for a more proactive approach to security and enables teams to fix vulnerabilities before they can be exploited.
  4. Fourthly, DevSecOps can improve collaboration between different teams such as developers, testers, and security experts. By bringing these teams together, businesses can break down silos and improve communication, resulting in better overall outcomes.
  5. Finally, adopting DevSecOps aligns with industry standards and regulations such as GDPR, HIPPA and PCI DSS. This can help businesses avoid costly legal fines and compliance issues.

Overall, I believe that DevSecOps is a key aspect of modern software development and is critical in ensuring that businesses remain secure and successful in today's ever-evolving technological landscape.

2. What are the key security concerns when it comes to DevOps?

When it comes to DevOps, there are several key security concerns that need to be addressed in order to ensure the safety and privacy of sensitive data. Some of the most important concerns are:

  1. Credential Management: DevOps teams work with various tools that require user credentials, such as databases, cloud services, and deployment services. These credentials should be strongly protected from hackers and unauthorized access.
  2. Code Security: Open-source code is becoming increasingly popular in the DevOps community. However, this code can also contain vulnerabilities that can be exploited by attackers to gain access to sensitive data. Therefore, it is important to monitor the code for security issues and vulnerabilities.
  3. Infrastructure Security: The infrastructure that supports DevOps pipelines can be attacked by hackers, leading to data leakage or system downtime. DevOps teams must ensure that the infrastructure is properly secured against external threats.
  4. Compliance: Companies must comply with various regulatory requirements, such as HIPAA, GDPR, and PCI DSS. DevOps teams must ensure that these requirements are met, while still maintaining system performance and efficiency.
  5. Human Error: Human error can lead to security breaches in DevOps pipelines. It is important to implement measures such as training, automated testing, and peer review in order to minimize the impact of human error.

According to a study conducted by the Ponemon Institute, the average cost of a data breach in 2021 was $4.24 million. This cost includes not only direct expenses such as notification and recovery, but also indirect costs such as lost business and reputational damage. Failure to adequately address security concerns in DevOps can lead to these types of costly breaches.

3. How do you keep up to date with the latest security vulnerabilities and threats?

Keeping up-to-date with the latest security vulnerabilities and threats is crucial for a DevSecOps professional in order to ensure the protection of business-critical applications and data. Below are some of the ways I keep myself abreast of the latest security trends:

  1. Participating in security conferences: Attending security conferences is a great way to stay informed and up-to-date on the latest information security trends, best practices and new developments in the field.

  2. Reading industry publications: I subscribe to several industry publications to educate myself on the latest security news and events to stay informed on the happenings within the industry.

  3. Following security experts on social media: Social media channels like Twitter and LinkedIn offer great resources for keeping up with the latest cyber-security trends, events and insights from industry experts.

  4. Running a Bug Bounty Program: Setting up a Bug Bounty Program offers an effective method of identifying and patching vulnerabilities before they can be exploited.

  5. Performing Penetration Testing: Regularly performed Penetration Testing offers a proactive approach to security by simulating real-world attacks and identifying system vulnerabilities before attackers can take advantage of them.

Collectively, these methods allow me to stay well-informed and up-to-date with the latest security vulnerabilities and threats.

4. What CI/CD tools and automation techniques do you use?

Our team uses a variety of CI/CD (continuous integration/continuous delivery) tools and automation techniques to ensure efficient and frequent releases of our software products.

  1. We primarily use Jenkins as our CI tool, which allows for the automation of building and testing our code in real-time as it's pushed to our repository. This has resulted in a 30% reduction in the number of bugs found during manual testing.
  2. For CD, we use Ansible for infrastructure as code and deploy our code to various environments using Docker containers. This has resulted in a 20% increase in deployment speed and a 15% reduction in downtime due to failed deployments.
  3. In addition, we use SonarQube for code quality analysis, which has helped reduce the percentage of critical issues in our codebase from 5% to 2%.
  4. We also use GitHub Actions for automating our code review process. This has reduced the time it takes for pull requests to be merged by 40%.

Overall, our use of these tools and techniques has resulted in a more streamlined and efficient development process, resulting in faster and more reliable software releases.

5. How do you ensure that security is considered throughout the software development lifecycle?

At my previous company, I implemented a DevSecOps approach to software development to ensure that security was considered throughout the entire lifecycle. This included:

  1. Integrating security testing tools into our continuous integration/continuous delivery (CI/CD) pipeline to detect vulnerabilities early on.
  2. Implementing secure coding practices and static code analysis tools to prevent common security flaws.
  3. Including security requirements in our user stories and acceptance criteria to ensure that security was considered during development and testing.
  4. Conducting regular penetration testing and vulnerability assessments to identify and remediate any security gaps in our software.

As a result of these efforts, our code was more secure and we were able to significantly reduce the number of security incidents reported by our clients. In addition, our clients recognized the value of our approach and our security practices became a key selling point in our sales process.

6. In your experience, what are the most common security mistakes that teams make in the DevOps process?

Based on my experience working with DevOps teams, I have observed that the most common security mistakes include:

  1. Failing to implement strong access control and authentication protocols leading to unauthorized access
  2. Not keeping software and systems up-to-date with the latest security patches and software versions
  3. Using weak or default passwords that are easily cracked by attackers
  4. Not encrypting sensitive data at rest and in transit, increasing the risk of theft or loss of sensitive information
  5. Not performing regular security assessments or penetration testing to identify vulnerabilities and patch them before attackers exploit them

These mistakes have been shown to have serious impacts on businesses. For example, a recent study found that businesses that experienced a data breach in 2022 suffered an average financial loss of $4 million. In addition, a separate study showed that businesses that fail to implement strong security measures suffer an average of three successful cyber attacks per year.

In summary, it is crucial for DevOps teams to prioritize security at every stage of the development process in order to prevent costly data breaches and cyber attacks.

7. How do you generally approach troubleshooting and problem-solving in your role?

When it comes to troubleshooting and problem-solving, my approach typically involves the following steps:

  1. Assess the situation: I take a step back to observe and gather information about the problem at hand. I identify the symptoms, potential causes, and any known patterns.
  2. Formulate hypotheses: Based on the information gathered, I generate a list of possible causes and outcomes using a logical, systematic approach.
  3. Test hypotheses: I then put my hypotheses to the test by collecting data, running experiments, and observing outcomes. This may involve multiple rounds of iteration and testing.
  4. Analyze results: Once I have collected sufficient data, I analyze the results to identify the root cause of the problem. This helps me to prioritize the most effective solution and any necessary follow-up actions.
  5. Implement solutions: I then work towards implementing the most effective solution by collaborating with stakeholders, updating documentation, and streamlining processes.
  6. Monitor and evaluate: After implementing the solution, I closely monitor the situation to ensure that the problem has been resolved. I also evaluate the effectiveness of the solution to identify any areas for improvement.

As a DevSecOps Engineer, my troubleshooting and problem-solving skills have proved to be highly effective over the years. Using the aforementioned approach, I've been able to resolve highly complex issues that arose while working on a large-scale project for a client. This improved the overall efficiency of the project, reducing the turnaround time by 20%.

8. Can you walk me through an example of a particularly challenging security problem that you solved?

During my tenure at XYZ Company, we encountered a major security breach where a hacker was able to obtain sensitive data from our systems. It was a complex attack that involved a combination of social engineering and exploiting vulnerabilities in our application. This was a critical issue that required immediate attention, and I led the incident response efforts.

  1. The first step was to conduct a thorough investigation of the incident to determine the scope of the breach and the data that was compromised. We worked closely with our IT and security teams, as well as outside experts, to analyze logs, network traffic, and other relevant data.
  2. We then implemented a series of measures to contain the breach and prevent further damage. This included patching vulnerabilities and changing passwords, as well as revoking access to compromised accounts.
  3. To strengthen our systems against future attacks, we conducted a security audit and made a number of improvements across our software development lifecycle. For example, we implemented automated security testing and code reviews, and we provided additional training to our developers on secure coding practices.

As a result of our efforts, we were able to prevent any additional data loss and improved the overall security posture of our organization. In addition, our incident response process was found to be effective and we received positive feedback from our customers and partners for our transparency and quick response.

9. What do you believe to be the most important soft skills for a DevSecOps engineer to have?

As a DevSecOps engineer, technical skills are crucial, but soft skills are equally important. I believe the following soft skills are vital:

  1. Collaboration: Working together with other teams is essential for DevSecOps engineers. Collaboration helps to ensure that security is not an afterthought and is integrated into the development process. For example, during my last role, I worked with the development team to review code and identify vulnerabilities before deployment. As a result, we reduced the number of security incidents by 40%.
  2. Communication: Being able to communicate effectively with different stakeholders is crucial for a DevSecOps engineer. In my previous role, I communicated complex technical issues to non-technical stakeholders in a way that they could understand. This allowed us to prioritize and address critical security issues promptly, reducing the time to resolve vulnerabilities by 50%.
  3. Adaptability: The ability to adapt to new tools, technologies, and approaches is essential for any DevSecOps engineer. In my previous role, I learned and implemented new security tools to automate detection and remediation of vulnerabilities. This allowed us to reduce the time-to-market for new features by 20%, while maintaining high security standards.
  4. Problem-solving: Identifying and resolving security issues and vulnerabilities is a critical aspect of DevSecOps. During my previous role, I discovered a critical security issue that could potentially lead to data breaches. I worked to resolve the issue, and as a result, we avoided a significant security breach, saving the company millions of dollars.

Overall, soft skills are just as important as technical skills for DevSecOps engineers. Collaboration, communication, adaptability, and problem-solving skills play an essential role in building and maintaining secure applications and systems.

10. What are some ways that you have helped to implement a culture of security awareness and best practices in previous positions?

In previous positions, I have helped to promote a culture of security awareness and best practices through a variety of initiatives. Here are some examples:

  1. Developing comprehensive training materials: I created training materials that covered security basics, including password management and phishing prevention. After implementing this training program, the number of reported security incidents decreased by 50%
  2. Conducting regular phishing simulations: I regularly sent out phishing simulations to employees to test their ability to identify and report suspicious emails. These exercises helped to raise awareness and prevent successful attacks. The success rate of phishing attacks dropped from 20% to 5%.
  3. Implementing two-factor authentication: I implemented two-factor authentication for all employees, which greatly increased the security of our systems. The number of successful targeted attacks on our systems decreased by 80%.
  4. Creating a reporting mechanism: I implemented a simple and easy reporting mechanism for employees to report security incidents. This helped to ensure that incidents were promptly reported and addressed.
  5. Regularly reviewing security policies: I regularly reviewed and updated security policies to ensure they were up-to-date and effective. This helped to prevent security incidents and reduce the risk of data loss.

Overall, my approach to promoting security awareness and best practices is multifaceted, and I am continuously looking for new ways to improve security in the workplace.


Congratulations on preparing yourself for a DevSecOps job interview by learning about these 10 common interview questions and how to answer them. Now, it's time to take the next steps to prepare yourself to land your dream job. One important next step is to write a convincing cover letter that showcases your skills and qualifications as a DevSecOps engineer. Another step is to create a compelling resume that highlights your experience and achievements. Don't forget to check out our job board for remote DevSecOps engineer positions across the globe. With Remote Rocketship, you can find exciting opportunities that match your skills and experience. Good luck on your job search!

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