Senior Cyber Security Engineer - Chicago - Informatic Technologies

    Informatic Technologies
    Informatic Technologies Chicago

    16 hours ago

    Description

    Join the Global Information Security (GIS) department at client as a Sr. Cyber Security Engineer - Threat Simulation. You will be an integral part of our Offensive Security organization, directly contributing to improving Client's security posture. This high-impact role is responsible for the execution of Red Team adversary emulations against our complex hybrid environment, proactively testing and strengthening our internal and internet-facing systems.

    You'll also be a key participant in Purple Team activities to continuously improve the organization's cyber detection and response capabilities. This is a perfect opportunity for a sharp, action-oriented engineer to become a key part of a team of highly skilled cybersecurity professionals who execute a pivotal role in protecting and defending national critical infrastructure.

    What You'll Get

    • Elevate your expertise in a supportive environment fostering continuous learning, rapid career progression, and an inclusive, global team culture.
    • Gain broad exposure to Client's diverse products, asset classes, and cross-functional teams, expanding your impact across critical financial infrastructure.
    • Receive a competitive salary and comprehensive benefits package.
    What You'll Do
    s a key member of our offensive security team, you will:
    • Execute high-impact Red Team exercises against our complex hybrid cloud environments, driven by real-world threat intelligence and the MITRE Telecommunication&CK Framework.
    • Engineer and maintain robust Red and Purple Team infrastructure, continuously automating processes for efficiency and scale.
    • Co-design and lead joint Purple Team exercises, directly partnering with cyber defense to improve detection and response capabilities.
    • Innovate through continuous research into new offensive security TTPs (Tactics, Techniques, and Procedures) and drive knowledge transfer across the security organization.
    • Conduct specialized, ad-hoc offensive security tests utilizing industry-leading and internally developed tooling to uncover subtle security gaps.
    • uthor comprehensive post-exercise reports, including detailed technical findings, compromise narratives, and strategic, risk-rated recommendations for remediation.
    • Mentor cyber defense teams during incident investigations, providing critical subject matter expertise on attacker tradecraft and mindset.
    • Champion security awareness and technical knowledge-sharing by collaborating with information security, technology, and business stakeholders.
    What You'll Bring
    We're looking for an engineer with a robust offensive mindset and a proven track record of breaking and building in complex enterprise environments.
    Technical Mastery
    • 5+ years' experience wielding industry-standard penetration testing and adversary emulation tools (e.g., Cobalt Strike, Sliver, Mythic, Bloodhound, Burp Suite).
    • Expert understanding of the MITRE Telecommunication&CK Framework and advanced evasion techniques used to bypass modern security controls.
    • Strong comprehension of the cyber kill chain and the full lifecycle of an Advanced Persistent Threat (APT) targeting financial institutions.
    • Proficiency in at least one scripting language (e.g., Python, PowerShell) and experience with a compiled language (e.g., Go, C#) for tool development.
    • Deep experience attacking and securing complex cloud, on-prem, and hybrid environments, from initial access through actions on objective.
    • Solid knowledge of Windows and Linux system hardening concepts, Purple Team automation strategies, and vulnerability rating methodologies.
    • Proven experience with security within at least one major cloud provider (e.g., AWS, Azure, GCP).
    Nice to Haves:
    • Previous hands-on experience performing sophisticated adversary emulations/simulations specifically within the financial services sector.
    • recognized offensive security industry certification (e.g., OSCP, GPEN, GXPN, OSWE, eCPTX) demonstrating specialized, high-impact skills.
    • Familiarity with modern enterprise security standards and frameworks (e.g., TIBER-EU, CBEST, NIST CSF).
    • Experience conducting offensive security exercises against emerging technologies, such as AI/ML systems or macOS.

  • Work in company

    IT Security Engineer

    Only for registered members

    +We are seeking an experienced senior level endpoint security engineer with Windows, iOS, MacOS, and Android enterprise expertise. · + · Detecting, remediating, and mitigating workstation and mobile security vulnerabilities · Conduct extensive testing and supporting of critical a ...

    Chicago, IL, USA

    6 days ago

  • Work in company

    Security Engineer

    Only for registered members

    This is a CFTC-regulated setting that requires a hands-on technical lead responsible for securing both corporate and production environments. The role will oversee the security of internally developed services hosted in the cloud, while acting as the primary administrator across ...

    Chicago, IL

    5 days ago

  • Work in company

    Security Engineer

    Only for registered members

    Protect the integrity and confidentiality of HUB data and infrastructure while enabling business functionality in all systems and environments by supporting applicable security solutions. · We believe in empowering our employees to learn, grow, · and make a difference. Our struct ...

    Chicago, IL

    1 month ago

  • Work in company

    Security Engineer

    Only for registered members

    RAPP is looking for a Security Engineer to join our Technology team. · ...

    Chicago, IL

    1 month ago

  • Work in company

    Security Engineer

    Only for registered members

    Arete Technologies offers innovative consulting services bridging corporate gap worldwide providing paramount services combined with cost saving solutions. · ...

    Chicago, IL

    1 week ago

  • Work in company

    Security Engineering

    Only for registered members

    We are looking for a highly skilled professional to manage privileged access systems, implement AI-driven security capabilities, and help shape the future of security architecture. · ...

    Chicago

    6 days ago

  • Work in company

    Security Engineer

    Only for registered members

    We are seeking a Security Engineer to serve as a hands-on technical lead responsible for securing both corporate and production environments. · ...

    Chicago

    6 days ago

  • Work in company

    Security Engineer

    Only for registered members

    We are partnering with a small established organization in the financial services space seeking a DevSecOps / Infrastructure Engineer to join a lean collaborative team. · This role is ideal for someone who enjoys working across infrastructure security and automation in an environ ...

    Chicago

    2 weeks ago

  • Work in company

    IT Security Engineer

    Only for registered members

    + Job summary: As an IT Security Engineer, you will be responsible for designing, implementing, and continuously improving the technical security controls that protect the organization's digital assets based on identifying and assessing new attack vectors and strategies used in t ...

    Chicago $115,000 - $130,000 (USD)

    1 week ago

  • Work in company

    Security Engineer

    Only for registered members

    +Job summary · This position is responsible for developing and implementing enterprise information security solutions to address the current and emerging security and compliance needs of the business. · +ResponsibilitiesServing as a cybersecurity engineer in application developme ...

    Chicago

    2 weeks ago

  • Work in company

    Security Engineer

    Only for registered members

    We are seeking a highly motivated and detail-oriented Security Engineer to help secure our securities-backed lending SaaS platform.The successful candidate will focus primarily on application security, secure SDLC, and application vulnerability management · ...

    Chicago $95,000 - $130,000 (USD)

    1 month ago

  • Work in company

    Security Engineer

    Only for registered members

    We are RAPP – world leaders in activating growth with precision and empathy at scale. · RAPP is looking for a Security Engineer to join our award-winning Technology team. · This role ensures ongoing compliance and security through continuous monitoring and evaluation activities, ...

    Chicago $81,000 - $98,000 (USD)

    1 month ago

  • Work in company Remote job

    Lead Security Engineer, Cloud Security

    Only for registered members

    Circle es una empresa lidera en plataformas financieras que construye la base de una economía más abierta y global mediante activos digitales, aplicaciones de pago e infraestructura blockchain programable. Como Ingeniero Principal Seguridad en Cloud para Circle jugarás un papel c ...

    Greater Chicago Area

    5 days ago

  • Work in company

    Security Engineer

    Only for registered members

    This job is for a security engineer to work with One Identity Manager. The ideal candidate should have experience implementing enhancements to mature an IAM program currently utilizing One Identity Manager Integration experience with Workday, ServiceNow, PAM, Active Roles, AD and ...

    Chicago

    1 week ago

  • Work in company

    Security Engineer

    Only for registered members

    We are seeking a Security Engineer to join our team. The successful candidate will have experience working with enterprise environments and ForgeRock suite including AM, IG, IDM, DS. · ...

    Chicago

    2 weeks ago

  • Work in company

    Security Platform Engineer

    Only for registered members

    We're looking for a Security Platform Engineer to help design and build scalable security platforms that protect cloud environments and enable secure engineering at scale. · ...

    Greater Chicago Area

    5 days ago

  • Work in company

    Application Security Engineer

    Only for registered members

    We're searching for new collaborators to help us get to the next level If you're looking to join a forward-thinking rapidly growing organization with helping people as its number one goal we want · to hear from you.This is a high-impact role where you'll shape the future of AppS ...

    Chicago, IL

    1 month ago

  • Work in company

    Cloud Security Engineer

    Only for registered members

    + Vedder's Chicago office is seeking a Cloud Security Engineer to maintain technologies ensuring the security of firm systems. The candidate will collaborate with Engineers and SMEs to apply best practices for information and cyber security. · + Competitive Salary: We offer a com ...

    Chicago, Illinois, , United States

    3 days ago

  • Work in company

    Cloud Security Engineer

    Only for registered members

    The Cloud Security Engineer is primarily responsible for designing, implementing, · and supporting secure Microsoft Azure cloud environments. · The individual will ensure that cloud-based development platforms, · APIs and applications follow best practices and regulatory requirem ...

    Chicago, IL

    1 week ago

  • Work in company

    Cloud Security Engineer

    Only for registered members

    +Vedder's Chicago office is seeking a Cloud Security Engineer to maintain system security and collaborate with other engineers. · + · +Serve as a technical engineering resource for cloud and information security. · Collaborate with other staff in the Technology Department to ensu ...

    Chicago, IL

    3 days ago

  • Work in company

    Security Engineer with Enterprise

    Only for registered members

    We are seeking an experienced senior level endpoint security engineer with Windows, iOS, MacOS, and Android enterprise expertise. · Bachelors degree in Computer Science or related field. · ...

    Chicago, IL, USA

    6 days ago

Jobs
>
Senior cyber security engineer
>
Jobs for Senior cyber security engineer in Chicago