Senior Information Security Engineer

PEAK6-posted 5 months ago
$104,000 - $130,000/Yr
Full-time • Senior
Chicago, IL
Professional, Scientific, and Technical Services
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As a Senior Information Security Engineer, you will be an integral player in designing, implementing, and defending the technologies that protect our diverse and dynamic businesses. Our teams are lean and agile, offering you the unique opportunity to take ownership of critical security systems and make a significant impact across the enterprise. You will be a principal driver in maturing our security posture by leading initiatives to manage and enhance our secure access solutions, while also improving threat detection capabilities within our security analytics environment.

  • Take a lead role in the management, enhancement, and maintenance of critical security infrastructure, including our secure access and SIEM platforms.
  • Serve as a subject matter expert during security incidents, leveraging our security stack to investigate and respond to threats.
  • Define security measures and reference architecture patterns in collaboration with Systems Architects across the business.
  • Conduct comprehensive analyses to identify business-critical systems and applications.
  • Contribute to the development of technical guidance and security principles for our cloud technology environments.
  • Participate in internal audits and security program initiatives to assess our security maturity.
  • Actively participate in projects to deploy new security technologies.
  • Develop and maintain clear, concise documentation for security systems, policies, and procedures.
  • Focus on integrating security at every stage of software development.
  • Be an information security leader and a partner within the developer community.
  • 5+ years of experience in an Information Security, Network Engineering, or Systems Engineering role with a strong security focus.
  • Relevant security certifications (e.g., CISSP, GIAC, or other cloud/network security credentials).
  • Demonstrated, hands-on experience deploying and managing a leading SASE platform, including its ZTNA, Secure Web Gateway (SWG), and Cloud Access Security Broker (CASB) functions.
  • Strong proficiency with a major SIEM platform.
  • Deep understanding of core networking principles (TCP/IP, DNS, BGP, IPsec) and firewall management.
  • Broad experience across multiple IT domains, demonstrating the ability to work effectively in a 'small team' environment.
  • Proficiency in a scripting language (e.g., Python, PowerShell) for automation and integration.
  • Must be available to participate in a 24x7 on-call rotation to support critical production systems and respond to security emergencies as needed.
  • DevOps and Automation Skills.
  • Familiarity with CI/CD tools such as Jenkins, GitLab CI, or GitHub Actions.
  • Familiarity with other common enterprise security tools, such as Endpoint Detection and Response (EDR), Identity and Access Management (IAM), vulnerability management solutions, and Mobile Device Management (MDM).
  • Healthcare benefits (medical, dental and vision, EAP).
  • Competitive PTO.
  • 401k match.
  • Parental leave.
  • HSA contribution match.
  • Paid subscription to the Calm app.
  • Generous external learning and tuition reimbursement benefits.
  • Ability to work remotely up to two days a week.
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