NewNuclear Engineer V, Civil Structural System OneNuclear Engineer V, Civil StructuralDowners Grove, ILResponsibilities include developing specifications and modification packages, defining design scope, preparing design criteria documents, identifying and selecting equipment and instruments, and developing system functionality. This senior-level engineering role requires extensive experience with nuclear power plant systems, components, and structures and the ability to independently lead technical engineering efforts.
Manufacturing 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.
NewLead Engineer (Breach & Attack Simulation) JobotLead Engineer (Breach & Attack Simulation)Bedford Park, ILRemote$250,000–$400,000 / yearIts broader platform helps organizations discover and understand the AI systems operating throughout their environments, protect AI applications at runtime, secure LLM/chatbot and agent workflows, simulate attacks against AI systems, monitor emerging coding-agent activity, and understand compliance with organizational and government security requirements. Rather than large teams executing against predefined tickets, engineering is moving toward small, highly empowered three-person pods that own problems from customer discovery through architecture, development, validation, and production delivery.
Full-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.
NewElectrical Engineer LeidosElectrical EngineerDes Plaines, IL$87,100–$157,450 / yearWe are seeking qualified candidates for the position of Electrical Engineer for the National Airspace Systems Integration Support (NISC) program at Leidos support to the Federal Aviation Administration (FAA) Central Service Area - Engineering Services Group located in Des Plaines, IL. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
NewPrincipal Silicon Photonics Engineer Berkner GroupPrincipal Silicon Photonics EngineerMundelein, ILn To conform with the U.S. Government export regulations, as a condition of employment the applicant must be a (1) U.S. citizen or national, (2) U.S. lawful, permanent resident (a.k.a., green card holder), (3) Refugee under 8 U.S.C. § 1157, (4) Asylee under 8 U.S.C. § 1158, or (5) otherwise eligible to obtain the required export authorization from the U.S. Department of Commerce, Bureau of Industry and Security. \n As Principal Silicon Photonics Engineer, you'll own photonic chip design end-to-end — from device and circuit design through tape-out, wafer-scale test, and packaging.
Senior Healthcare Data Engineer JobotSenior Healthcare Data EngineerChicago, IL$120,000–$150,000 / yearYou'll partner closely with software engineers, product leaders, and external integration partners to solve challenging data quality problems while helping build a scalable framework for future healthcare integrations. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewResearch Engineer, AI Safety & Evaluations TTN TalentResearch Engineer, AI Safety & EvaluationsMundelein, IL$200,000–$400,000 / yearThe successful candidate will independently build environments and evaluation tasks that help identify misaligned or unreliable model behaviour, while improving the software used to isolate, measure and refine those behaviours. \n This is a rare opportunity to join a small, fast-growing AI company working on technical alignment and evaluation problems for frontier models.
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.
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.
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.
Network Security Engineer, Senior SentinelNetwork Security Engineer, SeniorDowners Grove, ILRemote$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.
NewNetwork Security Engineer ClassiqNetwork Security EngineerILWe are looking for an experienced Technical Lead - Network Security & Post-Quantum Cryptography (PQC) Migration to lead the technical execution and customer-facing delivery of complex enterprise PQC migration projects. You will work directly with customers, partners, and Classiq's technical teams to assess existing environments, design migration approaches, implement and validate solutions, and drive projects toward deployment readiness.
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.
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.
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.
NewLead Identity Security Engineer S&C Electric CoLead Identity Security EngineerChicago, IL$128,090–$169,716.60 / yearS&C provides a comprehensive and competitive benefit package that includes the following (eligibility requirements apply): Health and Welfare Benefits: Medical & Prescription, Dental, Vision, Health Care and Dependent Care Flexible Spending Accounts,, Health Savings Account (HSA), Group Life Insurance, optional Supplemental Life and AD&D Insurance, Wellbeing Resources including Employee Assistance Program and Family Forming Benefits (i.e., Adoption and Fertility support). The Senior Identity Security Engineer is responsible for designing, implementing, and governing enterprise identity and access management capabilities aligned with cybersecurity risk management objectives, the Microsoft Cybersecurity Reference Architecture (MCRA), and Zero Trust principles.
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.
Lead Offensive Security Engineer Ecolab Inc.Lead Offensive Security EngineerNaperville, IL$120,500–$180,700 / yearPlan, 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.