NewNetwork Infrastructure Engineer NET56Network Infrastructure EngineerBarrington, ILAs a key member of the Network Operations team, the engineer works closely with other departments to address service-impacting issues, support hardware upgrades, and maintain documentation across environments. Maintain network infrastructure inventory, vendor services agreements,, documentation of firmware/software versions and track end-of-life/service hardware across client networks.
NewManufacturing Engineer CYNET SYSTEMSManufacturing EngineerNaperville, IL$40–$45 / hourTemporaryContractorPart timeOptimize manufacturing processes, including using engineering methods (e.g., SIX Sigma and LEAN methods) for continuous process improvement and/or re-design/design of equipment, tools, fixtures, etc. to improve manufacturing processes, employing technical design skills. As a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers.
NewFull-Stack Application Engineer System OneFull-Stack Application EngineerSchaumburg, IL$95,000–$105,000 / hourStrong proficiency in: TypeScript, JavaScript (ES6+), HTML5, CSS3, responsive design principles, component-based UI architectures, familiarity with UI libraries like Angular Material or Bootstrap. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Senior Network/Security Engineer Meridian ITSenior Network/Security EngineerDeerfield, IllinoisNetwork Security Engineer is an experienced technical resource responsible for developing and implementing end-to-end solutions to complex business networking and communications problems for new and existing clients. This individual will work with the Project Management Office to staff project-based network implementation work, as well as respond to implementation requests, T&M (Time & Materials), private cloud/data center support, and/or managed service work.
Network Security Engineer, Senior SentinelNetwork Security Engineer, SeniorDowners Grove, IllinoisRemote$100,000–$150,000 / yearSentinel delivers solutions that can efficiently address a range of IT needs – from security, to communications, to systems & networks, to software applications, to cloud and managed services; all of which include our staffing solutions for our clients. As a Senior Network Security Engineer you will design, implement, and configure secure network solutions for mid-to-enterprise-level clients using cutting-edge technologies.
SECURITY / CYBER-SECURITY SALES ENGINEER (F/T role, IL) for Global Cyber Security Leader MRINetwork JobsSECURITY / CYBER-SECURITY SALES ENGINEER (F/T role, IL) for Global Cyber Security LeaderChicago, IllinoisKeywords: cyber security ddos ndr pre-sales threat analytics network assurance network detection and response incident response xdr xdr ndr bgp sales engineer akamai radware extrahop juniper #thetrevigroup Stealthwatch ExtraHop Darktrace Vectra AI RSA NetWitness Netscout nGenius ISNG CoreLight BackTrack Kali ZAP HPING tcpreplay Wireshark CVE VirusTotal AlienVault Mitre Framework Cyber Kill Chain STIX/TAXII IOC’s IP TCP UDP NetFlow LAN WAN . Experience with any of the following: ExtraHop, Stealthwatch, Vectra AI, Darktrace, RSA NetWitness, CoreLight, Netscout nGenius or ISNG, BackTrack, Kali, HPING, ZAP, tcpreplay, CVE, VirusTotal, Wireshark, AlienVault, Cyber Kill Chain, Mitre Framework, STIX/TAXII, IOC’s.
Senior Network Security Engineer NPO USASenior Network Security EngineerChicago, Illinois$80,000–$92,000The ideal candidate has deep, vertical expertise with leading security vendors (Fortinet, Palo Alto Networks, Cisco, F5) and a proven track record of managing modern architectures, including SASE solutions. With our headquarters in Turin and an operational presence in the United States and Brazil, we support companies in their technological evolution journey by combining consulting expertise with advanced IT solutions.
Senior Security Engineer, Enterprise Security AppboySenior Security Engineer, Enterprise SecurityChicago, ILLead the design, implementation, and continuous tuning of forensics, programs across endpoints, networks, and cloud environments, including policy development, incident triage, data classification alignment, and cross-functional collaboration to prevent unauthorized exfiltration of sensitive data. As a senior team member, you'll help build functionality for a high-scale, growing customer base, collaborate with diverse security professionals, address unique security challenges, participate in on-call rotations, and respond to critical incidents.
Security Engineer CoinflowSecurity EngineerChicago, IllinoisIn response to this growth, Coinflow announced a $25M Series A in October 2025—led by Pantera Capital, CMT Digital, Coinbase Ventures, Jump Crypto, and Reciprocal Ventures—accelerating our mission to power the world’s fastest-moving businesses with innovative, reliable global payments. Compliance Partnership : Work alongside our compliance function to produce the evidence, controls, and monitoring artifacts that PCI DSS, SOC 2, ISO 27001, and DORA auditors need — without turning engineering into a paperwork shop.
Lead Offensive Security Engineer EcolabLead Offensive Security EngineerNaperville, IllinoisPlan, scope, and execute technical security assessments focused on identifying exploitable vulnerabilities, attack paths, insecure configurations, weak access controls, exposed secrets, insecure APIs, cloud misconfigurations, and product-specific security gaps. This role will focus on technical testing of customer-facing commercial products, including web and mobile applications, APIs, cloud services, IoT solutions, PLC/IPC-connected equipment, embedded or field-deployed devices, and related product integrations.
IT Security Engineer II Endeavor HealthIT Security Engineer IISkokie, IllinoisExperience with common security testing methods and tool sets such as email security, data loss prevention (DLP), vulnerability management, system hardening, intrusion detection/prevention systems (IDS/IPS), security incident and event management (SIEM), endpoint/extended detection and response (EDR/XDR), anti-malware, proxy tools, identity security services, cloud security posture management (CSPM), and cloud-native application protection platforms (CNAPP). Our more than 25,000 team members and more than 6,000 physicians aim to deliver transformative patient experiences and expert care close to home across more than 300 ambulatory locations and eight acute care hospitals – Edward (Naperville), Elmhurst, Evanston, Glenbrook (Glenview), Highland Park, Northwest Community (Arlington Heights) Skokie and Swedish (Chicago) – all recognized as Magnet hospitals for nursing excellence.
Senior Offensive Security Engineer Ecolab Inc.Senior Offensive Security EngineerNaperville, IL$101,400–$152,100 / yearThe Senior Offensive Security Engineer, Commercial Products will actively perform security testing for most of their time while supporting offensive security engagements, mentoring engineers as needed, and helping improve engagement scope, testing methods, reporting quality, remediation validation, and risk-based prioritization. Plan, scope, and execute technical security assessments focused on identifying exploitable vulnerabilities, attack paths, insecure configurations, weak access controls, exposed secrets, insecure APIs, cloud misconfigurations, and product-specific security gaps.
Information Security Engineer TalentFish LLCInformation Security EngineerChicago, ILRemote$105,000–$110,000 / yearDevelop, implement, and maintain SOAR playbooks to automate repetitive security tasks, including alert triage, threat investigation, and incident response, using tools like SOAR, Python, and API integrations. This position exists to advance Security Operations capabilities through SOAR playbook development, automation, and AI-driven workflows, streamlining incident response and improving SOC operational efficiency.
Security Sales Engineer US HealthCare CareersSecurity Sales EngineerChicago, IllinoisThe Security Sales Engineer supports the Enterprise Sales team in achieving revenue targets by delivering high-quality pre-sales technical support and presentations. The Sales Engineer serves as a product solution specialist and supports strategic initiatives across designated areas such as System Integrators, Service Providers, and Channel Partners.
Client Platforms Security Engineer DRW Trading GroupClient Platforms Security EngineerChicago, IL$150,000–$200,000 / yearWe are seeking a Client Platforms Security Engineer to work with the members of the security team to ensure that our client platform infrastructure, virtual or physical, is properly protected. DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world.
Lead Cyber Security Engineer 1 - Nuclear Sargent & LundyLead Cyber Security Engineer 1 - NuclearChicago, Illinois$118,023–$180,313 / yearFull timeAI & Automation at Sargent & Lundy: In this role, we expect people to be willing or able to lead others who use modern tools: You are expected to lead others in taking engineering problems from issue to solution by setting expectations for using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs. Leaders in these roles often direct automation and process-improvement work, for example, how teams automate calculations, summarize technical documents, or generate design documentation and guiding when and how AI or agentic AI tools are used while ensuring results are checked.
Security Engineer II (Only USC/GC)/ Onsite-Hybrid TalentBridgeSecurity Engineer II (Only USC/GC)/ Onsite-HybridSkokie, IL$120,000–$150,000 / yearThis role leads security engineering initiatives, drives incident response efforts, improves governance and compliance programs, and supports enterprise-wide risk reduction strategies. • Bachelor's degree in Information Technology, Cybersecurity, Computer Science, or related technical discipline, or equivalent combination of education and certifications.
Cloud Security Engineer Ulta Beauty, Inc.Cloud Security EngineerBolingbrook, IllinoisSecure cloud services, workloads, and data platforms through configuration reviews, hardening activities, and security best practices; including but not limited to VPC Service Controls, NSGs, Cloud Storage, GKE, BigQuery, Cloud SQL, Pub/Sub, Cloud Functions, and Cloud Run. This role will focus on implementing and improving cloud security controls , monitoring and responding to security findings, supporting compliance initiatives , and partnering with engineering and project teams to integrate security into cloud and application workflows .
Lead Cloud Security Engineer Chamberlain GroupLead Cloud Security EngineerOak Brook, IllinoisThe ideal candidate brings deep hands-on experience securing multi-cloud environments in fast-paced, transformation-driven organizations with the ability to work directly with highly technical teammates. Deep hands-on experience with both AWS and Microsoft Azure security services, including: AWS: IAM, GuardDuty, Security Hub, CloudTrail, Config, KMS, VPC security, WAF, Organizations/SCPs.
NewSecurity Engineer, Cloud and AI National Association of REALTORS®Security Engineer, Cloud and AIChicago, IL$150,000–$170,000 / yearYou will work at the intersection of security, cloud engineering, and software development, partnering closely with the Application Development, Data, and Infrastructure teams as NAR accelerates its adoption of AI-assisted development tools, agentic AI workflows, and cloud-native applications on Microsoft Azure. Lead security governance for AI-assisted development, including AI coding assistants, agentic AI workflows, and LLM-based applications, ensuring adoption aligns with NAR's AI Use Policy and industry frameworks such as the NIST AI RMF and OWASP Top 10 for LLM Applications.