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Senior IT Systems Security Engineer (External)

Our client is on a mission to build a more financially inclusive future by making the power and utility of the US Dollar accessible across the globe. AUSD is the first fully collateralized, freely tradable digital dollar that is partner-focused, open, scalable, and dependable: a currency that works, wherever you are. Their goal is to create a more stable and accessible cryptocurrency that empowers individuals and businesses. They leverage cutting-edge technology to deliver secure and efficient financial solutions to their partners around the world.


We are seeking a highly skilled Senior IT Systems Engineer to manage and maintain our IT infrastructure, ensuring security, scalability, and efficiency across systems within the cryptocurrency environment. The ideal candidate will have extensive experience in managing cloud infrastructure, network security, and system architecture, particularly within the fast-evolving and high-demand industry.

This role will play a critical part in ensuring the reliability and security of the infrastructure, supporting internal teams, and integrating blockchain technology into secure, scalable systems.


Key Responsibilities:
  • Infrastructure Management: Design, deploy, and manage cloud infrastructure (AWS, Azure, Google Cloud) to support scalable and secure operations within the cryptocurrency space.
  • Security & Compliance: Enhance company-wide productivity and security through the development of identity and access management solutions. Implement and monitor robust security measures (firewalls, IDS/IPS, VPN, encryption) to safeguard against external threats and ensure compliance with industry regulations and best practices (e.g., GDPR, SOC 2). Expand the implementation of SSO identity lifecycle, workflow automation, and application integration platform.
  • System Architecture: Architect and implement high-availability and disaster recovery systems. Develop and execute policies, procedures, infrastructure, and support systems for endpoint device management.
  • Automation & Optimization: Implement automation solutions using scripts and tools (e.g., Ansible, Terraform, Kubernetes) to manage infrastructure, deploy applications, and handle regular maintenance.
  • Monitoring & Troubleshooting: Monitor system performance and quickly identify and resolve any issues affecting infrastructure
  • Mentorship: Mentor junior IT engineers, providing guidance on system best practices, security, and infrastructure management.


Key Requirements:
  • 10+ years of experience in IT systems engineering or a similar role.
  • Advanced expertise in IAM administration and engineering, including SSO development/integration and leveraging associated tools and APIs.
  • Proficiency in scripting languages such as Python and Bash.
  • Expertise in cloud platforms (AWS, Google Cloud, Azure).
  • Strong understanding of network protocols, cybersecurity best practices, and cloud security.
  • Experience with Linux/Unix-based systems.
  • Experience in supporting major operating systems in various environments.
  • Hands-on experience with containerization and orchestration tools (Docker, Kubernetes).
  • Familiarity with blockchain infrastructure and distributed systems.
  • Experience with automation tools like Terraform, Ansible, or similar.


What We Offer:
  • Competitive salary and benefits package.
  • Opportunity to work with a passionate and innovative team.
  • Flexible working hours and remote work options.
  • Professional growth and development opportunities.
  • A collaborative and inclusive company culture.


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$135000 / YEARLY (est.)
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$120000K
$150000K

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What You Should Know About Senior IT Systems Security Engineer (External), Serotonin

Join us at AUSD as a Senior IT Systems Security Engineer in the heart of New York, where you will play a pivotal role in revolutionizing the financial landscape with our fully collateralized digital dollar. We aim to make the US Dollar accessible globally, empowering individuals and businesses alike. As a Senior IT Systems Security Engineer, you'll be at the forefront of managing a secure, scalable infrastructure that supports our cryptocurrency initiatives. You'll have the chance to sharpen your skills in cloud infrastructure management, network security, and system architecture as you ensure our operations remain efficient and robust. Your expertise will not just bolster our systems but also guide and mentor our junior IT engineers, sharing the best practices that make a lasting impact. You’ll design and implement advanced security measures, utilize automation tools such as Ansible and Terraform, and contribute to the integration of blockchain technology into our systems. We pride ourselves on fostering a collaborative and inclusive culture that values innovative thinking. If you possess a wealth of experience and a passion for technology that drives financial inclusivity, we want to hear from you!

Frequently Asked Questions (FAQs) for Senior IT Systems Security Engineer (External) Role at Serotonin
What are the primary responsibilities of the Senior IT Systems Security Engineer at AUSD?

As a Senior IT Systems Security Engineer at AUSD, your primary responsibilities will include managing and maintaining cloud infrastructure, enhancing security measures, and ensuring compliance with industry standards. You will design high-availability systems and implement automation solutions to optimize infrastructure management. Additionally, you will provide mentorship to junior engineers, fostering best practices in security and infrastructure management.

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What qualifications are needed for the Senior IT Systems Security Engineer position at AUSD?

To be a successful candidate for the Senior IT Systems Security Engineer role at AUSD, you should have at least 10 years of experience in IT systems engineering, with advanced expertise in identity and access management. Proficiency in cloud platforms like AWS, Azure, and Google Cloud, as well as scripting languages, is crucial. Experience with containerization tools, cybersecurity best practices, and familiarity with blockchain infrastructure will also set you apart.

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How does AUSD ensure systems security in their operations?

AUSD employs a multi-layered security approach in its operations, which involves implementing robust security measures like firewalls, intrusion detection systems, and encryption techniques. The Senior IT Systems Security Engineer plays a key role in developing identity and access management solutions to monitor and safeguard against external threats while ensuring compliance with regulations such as GDPR and SOC 2.

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What tools and technologies should the Senior IT Systems Security Engineer be familiar with?

The Senior IT Systems Security Engineer at AUSD should be well-versed in cloud platforms (AWS, Azure, Google Cloud), scripting languages (Python, Bash), and automation tools like Ansible and Terraform. Expertise in containerization and orchestration tools such as Docker and Kubernetes is also essential, along with a strong understanding of network security and best practices.

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What opportunities for professional growth does AUSD offer for the Senior IT Systems Security Engineer role?

At AUSD, we prioritize professional growth and development, providing opportunities for continuous learning through training programs and mentorship. As a Senior IT Systems Security Engineer, you will work alongside passionate and innovative team members, allowing you to expand your skill set while contributing to exciting projects in the cryptocurrency space.

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Common Interview Questions for Senior IT Systems Security Engineer (External)
Can you describe your experience with cloud infrastructure management?

When discussing your experience with cloud infrastructure management, share specific examples of how you've designed and managed cloud environments, mentioning the platforms you've used (AWS, Azure, Google Cloud). Highlight any automation processes you've implemented and explain how they improved efficiency.

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What security measures would you implement to protect a cryptocurrency system?

Outline a comprehensive security strategy that includes firewalls, intrusion detection/prevention systems, and encryption. Discuss your experience with identity and access management, and how these measures would protect against external threats while ensuring compliance with industry regulations.

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How do you approach mentoring junior engineers?

Discuss your mentorship philosophy, emphasizing the importance of sharing knowledge and best practices. Provide examples of how you've guided junior engineers in their professional development, helping them navigate challenges and build their skill sets effectively.

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What is your experience with automation tools?

Be prepared to talk about the automation tools you’ve worked with, such as Ansible, Terraform, or Kubernetes. Explain how you have utilized these tools to streamline processes, reduce manual workloads, and enhance overall system efficiency.

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Can you explain a high-availability system you designed?

Share specific details about a high-availability system you have designed, including the architecture, redundancy measures taken, and how you ensured system reliability. Discuss the outcomes and any lessons learned from the implementation.

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What are your strategies for troubleshooting system issues?

Convey a systematic approach to troubleshooting, outlining steps you take to diagnose issues. Include your experience with monitoring systems, quickly identifying problems, and remedies you have employed in past scenarios.

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How do you stay updated on the latest cybersecurity threats?

Talk about your commitment to continuous learning in cybersecurity, mentioning resources like webinars, security blogs, and industry conferences that you follow. Explain how you apply this knowledge to improve security measures in your projects.

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Describe your experience working in a collaborative team environment.

Share experiences where teamwork played a critical role in project success. Discuss how you communicate with team members, resolve conflicts, and the collaborative tools you utilize to enhance productivity.

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What challenges have you faced in implementing security solutions?

Be candid about some challenges you've encountered when implementing security solutions, such as pushback from teams or technical hurdles. Discuss how you navigated these challenges and what strategies you employed to overcome them.

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How do you prioritize tasks in a dynamic environment?

Discuss your strategy for task prioritization, such as assessing urgency and impact, and how you adjust your focus as needed. Provide examples of how you effectively managed competing priorities in a high-demand environment.

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Full-time, hybrid
DATE POSTED
March 24, 2025

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