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Senior Information Security Engineer

Chicago Trading Company
Chicago, IL Full Time
POSTED ON 11/19/2025 CLOSED ON 12/18/2025

What are the responsibilities and job description for the Senior Information Security Engineer position at Chicago Trading Company?

CTC is a cutting-edge proprietary trading firm with a long-term vision and a clear focus on helping the world price and manage risk. Our fun and trusting culture inspires us to solve the industry’s most challenging problems and take calculated risks in a collaborative environment.

We strive to be the most innovative firm in the industry today, tomorrow, and long into the future while upholding ethical excellence. We believe that CTC makes a positive impact on the markets, the lives of our employees, and all the communities to which we belong. Started in 1995 by a team of forward-thinking Traders, we are proud to call ourselves an industry leader that keeps making markets and each other better.

The Role

Are you excited by collaborating across disciplines and leading strategic security initiatives? Do you thrive on solving complex problems and driving impactful results in a fast-paced environment? How would you help build the future of security at CTC and empower our teams to innovate with confidence?

If these challenges energize you, we encourage you to apply and join us in building the next generation of secure solutions.

As a Senior Information Security Engineer, you will work closely with a variety of tech teams to enhance and improve security and risk posture at CTC, enabling the business to move rapidly, securely, and with greater agility. You will have the opportunity to take ownership of large parts of the security program at a global organization and define the end-to-end direction.

Qualifications

  • Hands-on experience in application security, network security, and cloud security
  • Experience securing applications in either financial services/trading environments or technology sector organizations
  • Proven experience integrating security into the software development lifecycle (SSDLC) and applying DevSecOps principles
  • In-depth technical knowledge of and experience with one or more on-prem and cloud infrastructure technologies such as networking, Windows, Linux, Active Directory, containerization and virtualization, PKI, etc.
  • Experience with identity-centric security practices such as IAM, Key Management / Certificate Management, or Zero-Trust solutions
  • Experience administering and architecting core security technologies, such as vulnerability management tools, IAM, MFA, SAML, and orchestration/automation tools
  • Understanding of sophisticated cyber threats, defense strategies, and conducting systems vulnerability assessments
  • Proficiency in dynamic programming languages such as Python, or similar
  • Strong interpersonal and communications skills, both written and verbal, enabling you to collaborate cross-functionally with IT, legal, compliance, and executive teams to influence security decisions and articulate complex security concepts to non-technical team members

Nice to Haves

  • Familiarity with container-based technologies such as Docker and Kubernetes
  • Knowledge of VPN, secure remote access technology, Citrix, and network segmentation techniques
  • Proficiency with cloud platforms Azure, AWS, GCP, or similar
  • Background in consulting and/or experience with project management
  • Knowledge of compliance and regulatory standards such as NIST and/or other regulatory standards
  • Relevant security certifications such as CISSP, CISM, CISA, or other industry-specific credentials

Compensation

The salary range for this role is listed below. This role is also eligible for an annual discretionary bonus. The discretionary bonus will be dependent upon the individual’s skills, experience, qualifications, and firm performance.

Salary Range

$200,000—$225,000 USD

Most teams at CTC, with the exception of Trading, follow a hybrid workplace model, subject to change based on business need.

Our Benefits

We strongly believe in the well-being of our employees and their families so we offer outstanding benefits to support you both professionally and personally. These benefits include generous medical coverage, paid parental leave, free breakfast and lunch (plus healthy snacks, of course), wellness reimbursement, quarterly recharge days, and a variety of other benefits focused on providing the best employee experience.

(Disclaimer: interns and contractors are not eligible for benefits at CTC)

Our Commitment to Diversity, Equity and Inclusion

At CTC, we aim to cultivate a workplace that celebrates diversity and each person feels included, engaged and empowered. Where each of us feels we belong. We are committed to having a diverse workforce and are proud to be an equal opportunity employer. CTC does not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform crucial job functions, and to receive other benefits and privileges of employment.

If you have a disability and believe you need a reasonable accommodation in order to search for a job opening or to apply for a position, please contact us at info@chicagotrading.com. Note that emails sent to this email account for non-disability related issues, such as following up on an application, will not receive a response.

Use of Artificial Intelligence (AI)

Information submitted by job applicants may be subject to review and analysis by automated systems, including Artificial Intelligence (AI), as part of the recruitment process. Such systems are utilized to enhance the efficiency and effectiveness of our hiring procedures. Applicants are advised that any information provided may be evaluated by AI tools to ensure an equitable and thorough assessment.

Compensation

The salary range for this role is listed below. This role is also eligible for an annual discretionary bonus. The discretionary bonus will be dependent upon the individual’s skills, experience, qualifications, and firm performance.

Salary : $200,000 - $225,000

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