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Responsible for cybersecurity assurance activities throughout system integration, testing, commissioning and operational readiness phases, including cybersecurity validation, security testing, network segmentation verification, access control implementation, compliance assessment, risk management, incident support and coordination with engineering, V&V and project stakeholders to ensure secure and compliant deployment of railway operational technology systems. The Cybersecurity Testing & Commissioning Engineer is responsible for planning, developing, coordinating, and supporting cybersecurity testing activities during the Testing & Commissioning (T&C) phase of railway projects.

Alstom

Cybersecurity Testing & Commissioning (T&C) Engineer

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Job Title: DevSecOps EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental USAnticipated Posting End: 1/1/2027 The Opportunity: Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.

YEAR

<span itemprop="name">CACI</span> provides information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. A member of the Fortune 1000 Largest Companies, the Russell 2000 Index, and the S&amp;P SmallCap 600 Index, CACI provides dynamic careers for over 15,800 employees working in over 120 offices worldwide. Visit <a href="http://www.caci.com" target="_blank" itemprop="url" mns_rt="Company">www.caci.com</a>.<br/>
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      We strive to sustain a corporate culture based on integrity - one that's focused on treating customers ethically and making their priorities our priorities. We pride ourselves in finding and hiring people with the highest intellectual capital, and providing them with challenging opportunities and encouraging their innovation and initiative.

CACI

DevSecOps Engineer

The anticipated base salary range for this role is $102,850-$133,100, with actual compensation determined by job‑related factors such as skills, relevant experience, education, internal alignment, and location. Additionally, the candidate needs in-depth knowledge of Linux multipath and Cisco MDS Fibre Channel switching.

Chicago Board Options Exchange

Sr. Storage Engineer

Operating with a high degree of independence, this engineer influences technical decisions through expertise, contributes to requirements and architectural discussions, and collaborates closely with cross‑functional teams to ensure robust, safe, and scalable autonomy solutions. Our CAT Technology Automation and Autonomy teams are focused on evolving the state of the art and bringing emerging automation & autonomy technology into the harsh production environments found on typical mining and construction jobsites.

Caterpillar is a driving force in logistics, automation, financial services, power generators and many other industries. No matter what we do, our commitment to excellence in every aspect of our business has made the name Caterpillar a symbol of strength, respect and integrity all over the world. Caterpillar is a global company with opportunities to travel and work at locations across the US and abroad. We have manufacturing facilities in 21 countries, marketing headquarters in 11 countries and distribution centers in 19.

Caterpillar

Senior Autonomy Development Engineer

Our CAT Technology Automation and Autonomy teams are focused on evolving the state of the art and bringing emerging automation & autonomy technology into the harsh production environments found on typical mining and construction jobsites. The engineer applies strong software engineering practices to solve real-world problems and supports development across the full lifecycle, from concept through validation and release.

Autonomy Development Engineer

You'll be defining software and system requirements to develop new features, installing and calibrating perception sensors on machines, interacting with hardware component and supplier teams, troubleshooting issues across software and hardware, and coordinating validation from the bench through proving ground testing. Considerations For Top Candidates: Bachelor's or Master's degree in Robotics, Electrical Engineering, Mechanical Engineering, Computer Engineering, Computer Science, or a related field from an accredited institution.

Caterpillar Inc

Senior Autonomy Engineer

linkup_via_bold

The ideal candidate will have strong hands-on experience supporting CAE applications, application installation/configuration, software upgrades, validation, and job submission, along with experience managing LSF job scheduling and workload management. W. We are seeking an experienced CAE Applications & Job Scheduling Engineer to support engineering and simulation applications within a high-performance computing environment.

PROLIM Global Corporation

CAE Applications & Job Scheduling Engineer

The ideal candidate combines deep technical expertise with strong hands-on engineering capability, including writing code, reviewing designs, debugging production issues, analyzing thread or memory dumps, and helping engineering teams resolve complex technical challenges. Walgreens has approximately 220,000 team members, including nearly 90,000 healthcare service providers, and is committed to being the first choice for pharmacy, retail and health services, building trusted relationships that create healthier futures for customers, patients, team members and communities.

Founded over a century ago in 1901, we have a rich and colorful history of continuous improvement and innovation at Walgreens. From inventing the world’s first chocolate malted milkshake to the creation of one of the most popular and sophisticated mobile applications in retail shopping today, we have transformed ourselves into a leader within the retail and drug industry.
Walgreens, one of the nation’s largest drugstore chains, is included in the Retail Pharmacy USA Division of Walgreens Boots Alliance, Inc., the first global pharmacy-led, health well being enterprise.
At Walgreens you'll find a team positively energized by the unique talents, ideas, experiences and aspirations of every individual. In other words, you can be your authentic self in our stores, offices and other workplaces, and be comfortable and confident that what matters most here is doing your best to make health and well-being within reach for everyone on a daily basis.
Walgreens has a proud legacy of valuing diversity and fostering inclusion more than 100 years-strong, and we're still living that commitment. We intend to be recognized as a “Next Practices” company for diversity and inclusion – one whose cultures, people, perspectives and workplaces reflect the current and future customers we serve while delivering superior business performance.
Walgreens has over 9,500 stores in all 50 states, the District of Columbia, Puerto Rico, and the U.S. Virgin Islands.

Walgreens

Principal Software Engineer II

This role serves as a key liaison between business users, development teams, infrastructure teams, and third-party vendors to ensure application availability, performance, and reliability. Applications include data communication (MFT), Webservices, databases, monitoring, printing, shipping system, and production related proprietary applications.

Giesecke+Devrient GmbH

System Application Support Engineer

You''ll own the serving platform end-to-end: onboarding newly released models, measuring quality and performance equivalence across serving configurations, scheduling workloads across tenants, and continuously improving latency, throughput, utilization, reliability, and cost across the inference fleet. Measure and monitor quality equivalence across serving configurations, including KV cache quantization, speculative decoding acceptance thresholds, precision choices, and model routing, so in-house serving can be trusted to match reference-model quality on production workloads.

DRW Holdings LLC

AI Inference Platform Engineer

Plan and execute red team engagements and adversary simulations against trading systems, corporate IT, and cloud environments, modeling realistic attacker tactics, techniques, and procedures (TTPs) mapped to frameworks such as MITRE ATT&CK. In this role, you'll plan and execute red team engagements, penetration tests, and adversary simulations against our trading infrastructure, corporate environment, and cloud platforms, acting as a trusted adversary who helps us find and fix weaknesses before anyone else does.

Senior Offensive Security Engineer

C++, Python, C, C#, Java, SQL, x86 Assembly, TCP, UDP, DNS, socket programming, caching mechanisms, operating systems, computer architecture, Linux, Bash, Git, GitHub, GDB, Wireshark, SFML, Unity, VR, AR, object‑oriented design, algorithmic complexity, recursion, concurrent state management, data structures, memory management, graph search heuristics, A, custom hashing, priority queues . · Debugging & Problem Solving: Utilize low-level debugging tools (GDB, Wireshark) to trace memory leaks, analyze packet flow, and debug asynchronous multi-threaded or multi-client execution paths.

Performix

Junior Backend Systems Engineer (Python/C++)

Role: Embedded software Engineer Location: Okbrook, IL - Onsite Work Authorization: Any- No H1B/CPT Locals highly preferred No C2C, 1099, or third-party profiles accepted. 5+ years of experience developing software for embedded systems, or an equivalent combination of education and experience.

Sci Solutions Global

Embedded software Engineer

What you'll do: The Technical Support Engineer provides expert technical support for power and connectivity-related equipment, including charging solutions, UPS systems, digital signage solutions, network switches, racks and cooling solutions. In this function you will: Provide post-sales technical support to customers, including troubleshooting, investigating and resolving technical problems during and after product installation on a wide range of power protection and data center products.

Eaton is a power management company with 2016 sales of $19.7 billion. We provide energy-efficient solutions that help our customers effectively manage electrical, hydraulic and mechanical power more efficiently, safely and sustainably. Eaton is dedicated to improving the quality of life and the environment through the use of power management technologies and services. Eaton has approximately 95,000 employees and sells products to customers in more than 175 countries. For more information, visit <a href="http://www.eaton.com/Eaton/index.htm" target="_blank">Eaton.com.</a>

Eaton Corporation

Technical Support Engineer, Distributed Infrastructure (D-It)

Our researchers, traders, and engineers work as a collective, combining rapid experimentation, advanced infrastructure, and real-time feedback to turn insight into execution and execution into advantage. We are hiring an Engineer to join our Data Engineering Infrastructure team, where you will help build and scale the storage and data platforms that power our HFT business.

Data Engineer - Infrastructure

Debugging & Problem Solving: Utilize low-level debugging tools (GDB, Wireshark) to trace memory leaks, analyze packet flow, and debug asynchronous multi-threaded or multi-client execution paths. · Systems & Network Architecture: Design, implement, and maintain custom networking components, client-server models, and protocol resolvers (UDP/TCP, DNS, socket communications).

Junior Backend Systems Engineer (Python/C++) (Hybrid)

You’ll work hands-on with large and complex healthcare datasets, develop reliable data pipelines, and collaborate closely with Data Science, Clinical Informatics, Product, and Infrastructure teams. This is an opportunity for an experienced data engineer who enjoys solving challenging data problems, building production-quality systems, and working in an environment where healthcare data and AI come together .

Cohort AI

Senior Data Engineer

Must have hands-on experience building GitLab pipelines, running resources, troubleshooting failures / making necessary code changes to pipelines, and standing up the GitLab templates that will be used by all other DevOps teams across the company. Know how to: Provision GitLab pipeline using Terraform, deploy pipelines using Terraform, run resources, check if resource has been provisioned, troubleshoot pipeline failures.

Knack Solutions

GitLab Engineer

Through hands-on learning, studying technical specifications, interacting with peers and end-users, and mentoring, you will extend your expertise in serial data protocols and in our instruments that test and validate these protocols, enabling you to be part of a leading expert team in this field. We are looking for an ambitious and talented Senior Software Engineer to be a driving member of the software development team and develop Qt based GUI for test equipment used by top engineers at all major manufactures of the latest video, audio, gaming, and computer devices worldwide.

Teledyne Technologies

Senior Software Engineer

Our researchers, traders, and engineers work as a collective, combining rapid experimentation, advanced infrastructure, and real-time feedback to turn insight into execution and execution into advantage. IMC is a research-driven trading firm where quantitative modeling, machine learning, and engineering shape how modern markets are traded.

Linux Engineer Jobs in Illinois

Cybersecurity Testing & Commissioning (T&C) Engineer Alstom

DevSecOps Engineer CACI

Sr. Storage Engineer Chicago Board Options Exchange

Senior Autonomy Development Engineer Caterpillar

Autonomy Development Engineer Caterpillar

Senior Autonomy Engineer Caterpillar Inc

CAE Applications & Job Scheduling Engineer PROLIM Global Corporation

Principal Software Engineer II Walgreens

System Application Support Engineer Giesecke+Devrient GmbH

AI Inference Platform Engineer DRW Holdings LLC

Senior Offensive Security Engineer DRW Holdings LLC

Junior Backend Systems Engineer (Python/C++) Performix

Embedded software Engineer Sci Solutions Global

Technical Support Engineer, Distributed Infrastructure (D-It) Eaton Corporation

Data Engineer - Infrastructure IMC

Junior Backend Systems Engineer (Python/C++) (Hybrid) Performix

Senior Data Engineer Cohort AI

GitLab Engineer Knack Solutions

Senior Software Engineer Teledyne Technologies

Trading Engineer - Strategy IMC

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