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First seen by Alion on Oct 27, 2026.

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Quantum Technologies builds digital products, production infrastructure, AI-assisted systems, connected devices, embedded controls, and computational manufacturing tools.

Job Title: Senior Cyber Security Engineer

Location: Chicago,IL,USA

Duration: 12 Months + Extension

Bill Rate: $78/hour

Job Type: C2C/1099 Contract

Client: To Be Discussed Later

Work Authorization: US-Citizen, H-1B, OPT-EAD, GC-EAD

 Job Summary:

Position Overview for the Senior Cyber Security Engineer:

  • This role involves managing enterprise security systems with a focus on endpoint detection, response, and patch management.
  • The engineer will collaborate with various IT teams to ensure security policies are effectively deployed and maintained across multiple platforms.
  • Responsibilities include threat intelligence execution, incident response, security reporting, and ensuring compliance with organizational change management protocols.
  • The position requires hands-on technical expertise with Microsoft Defender for Endpoint, Tanium, and various operating systems.
  • The role is primarily onsite, offering an opportunity for a senior-level professional to impact security strategies directly.

Requirements for the Senior Cyber Security Engineer:

  • Deep, hands-on experience with Microsoft Defender for Endpoint at scale
  • Strong Tanium experience (patching, asset discovery, agent remediation)
  • Extensive proficiency managing security across Windows environments, with some exposure to Linux and AIX
  • Proven track record in deploying, configuring, and troubleshooting endpoint security tools
  • Demonstrated ability to handle incident remediation, vulnerability assessment, and security reporting.

    Equal Opportunity Employer: We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.

 

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