network security engineer Jobs in chicago, il

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Software Engineer Technical Leader - Security, Detection Lifecycle

Splunk Inc.

Colorado, USA

Full-time

Description Splunk, a Cisco company, is building a safer and more resilient digital world with an end-to-end full stack platform made for a hybrid, multi-cloud world. Leading enterprises use our unified security and observability platform to keep their digital systems secure and reliable. Our customers love our technology, but it's our caring employees that make Splunk stand out as an amazing career destination. No matter where in the world or what level of the organization, we approach our wor

Senior Product Security Engineer

Rockwell Automation

Remote or Mayfield Heights, Ohio, USA

Full-time

Rockwell Automation is a global technology leader focused on helping the world's manufacturers be more productive, sustainable, and agile. With more than 28,000 employees who make the world better every day, we know we have something special. Behind our customers - amazing companies that help feed the world, provide life-saving medicine on a global scale, and focus on clean water and green mobility - our people are energized problem solvers that take pride in how the work we do changes the world

Senior Product Security Engineer Researcher - Reverse Engineer

Request Technology, LLC

Remote

Full-time

No SPONSORSHIP Senior Product Security Engineer SALARY: $180,000 - 220,000 plus 10% plus pre-IPO stock options LOCATION: remote Looking for a Security researcher proficient in reverse engineer. Experience in analyzing malware understanding of cryptography user in ransomware ability to develop tools to augment existing capabilities endpoint hardening and testing. Join a team of cyber Security Engineers focused on building products and solutions for mid-market and enterprise customers. We deliver

Associate Product Security Engineer

Rockwell Automation

Remote

Full-time

Rockwell Automation is a global technology leader focused on helping the world's manufacturers be more productive, sustainable, and agile. With more than 28,000 employees who make the world better every day, we know we have something special. Behind our customers - amazing companies that help feed the world, provide life-saving medicine on a global scale, and focus on clean water and green mobility - our people are energized problem solvers that take pride in how the work we do changes the world

Sr Software Engineer - Security Team

Splunk Inc.

California, USA

Full-time

Description Splunk, a Cisco company, is building a safer and more resilient digital world with an end-to-end full stack platform made for a hybrid, multi-cloud world. Leading enterprises use our unified security and observability platform to keep their digital systems secure and reliable. Our customers love our technology, but it's our caring employees that make Splunk stand out as an amazing career destination. No matter where in the world or what level of the organization, we approach our wor

Care engineer for security products

Katalyst Healthcares and Lifesciences

Remote or New Jersey, USA

Full-time

Responsibilities: Customer case handling - End customers and as well as Internal Customers. Provides support, leadership and guidance during Customer escalations and emergencies, keeping customer Service Level Agreements (SLAs) in mind. nalyses and finds root causes of product issues, by understanding logs, metrics, pcap files and customer scenarios. Works on installing, reproducing and fixing product issues. Engages and co-ordinates with the R&D Product team (SMEs) to come up with solutions. Co

Akamai Security Engineer

Sayers Technology Holdings, Inc

Remote

Contract

Role and Responsibilities The client is seeking a senior Akamai Engineer, the candidates will be responsible for the design, implementation, and management of Akamai content delivery network (CDN) solutions, including Akamai Bot Manager and Akamai Account Protector, for the organization. The candidate will work closely with cross-functional teams to ensure optimal performance, availability, security, bot mitigation, and account protection capabilities for web applications and content delivered t

Application Security Engineer

Happiest Minds Technologies Limited

Remote

Contract

Seeking candidates with solid expertise in Manual web application penetration testing and Manual secure code review. Not looking for only tool-based(SAST and DAST) resources Mandatory Perform manual security code review against common programming languages (Java, .NET)Perform automated testing of running applications and static code (SAST, DAST)Perform manual application penetration tests on one or more of the following to discover and exploit vulnerabilities: web applications, internal applicat

Senior Intellectual Property Security Engineer

NVIDIA Corporation

Remote or Santa Clara, California, USA

Full-time

NVIDIA has continuously reinvented itself over two decades. Our invention of the GPU in 1999 sparked the growth of the PC gaming market, redefined modern computer graphics, and revolutionized parallel computing. More recently, GPU deep learning ignited modern AI - the next era of computing. NVIDIA is a "learning machine" that constantly evolves by seeking new opportunities that are hard to solve, that only we can tackle, and that matter to the world. This is our life's work, to amplify human cre

Lead Data Security Engineer

Centene Corporation

California, USA

Full-time

You could be the one who changes everything for our 28 million members by using technology to improve health outcomes around the world. As a diversified, national organization, Centene's technology professionals have access to competitive benefits including a fresh perspective on workplace flexibility. Position Purpose: This role will support the Threat Infrastructure Security tools in the Centene environment. This role's focus will be Data engineering/science for a Security Data Lake and auto

Principal Java / Spring Boot and Security / Hybrid in Chicago / 10+ YOE

Motion Recruitment Partners, LLC

Chicago, Illinois, USA

Full-time

We are seeking a senior-level Java Engineer to join a high-performing team building a next-generation platform for industrial automation and manless yard operations. This Chicago-based company is launching a secure, scalable, event-driven microservices architecture to transform logistics, steel mills, and warehouse operations-and they need a strong backend builder to help lead the way. You'll be the most senior engineer on the team (aside from the hiring manager), playing a central role in shapi

Principal Security Researcher

Request Technology, LLC

Remote

Full-time

We are unable to sponsor as this is a permanent full-time role A prestigious company is looking for a Principal Security Researcher. This principal will reverse engineer malicious binaries to find ransomware samples. The principal must have experience with languages such as Python, Ruby, C++, Rust, and cryptographic algorithms. Responsibilities: Reverse engineer malicious or unknown binaries to find insights and intelligence in ransomware samples and threat actor toolkitsUse and develop tools

Senior Information Security Architect

Sunrise Systems, Inc.

Remote

Contract

Job Title: Senior Information Security Architect Job ID: 25-09602 Location: Remote Duration: 12 months of contract Job Summary: Seeking a Senior Information Security Architect to support the development and implementation of enterprise-wide security policies, risk assessments, and compliance initiatives. The role focuses on regulatory frameworks like NIST, ISO, PCI-DSS, and supports security documentation, incident response, and architecture consulting. Key Responsibilities: Develop and update s

IT Security Specialist/Architect - REMOTE

Chandra Technologies, Inc.

Remote

Contract

Job Description: Crop to Crop resumes are accepted Location Requirement: The candidate will be allowed to work remotely until all staff may be required to return to site. At that point the candidate may be required to come onsite. The candidate will need to come onsite the first day to collect equipment. Do you accept this requirement? The NCDIT-Transportation Information Security Office (NCDIT-T ISO) requires a contract information security specialist (expert) architect/analyst resource to pro

Sr Global Security Systems Admin

AFLAC

Remote

Full-time

Salary Range: $100,000 - $128,000 Job Posting End Date: 8/15/25 We've Got You Under Our Wing We are the duck. We develop and empower our people, cultivate relationships, give back to our community, and celebrate every success along the way. We do it all The Aflac Way . Aflac, a Fortune 500 company, is an industry leader in voluntary insurance products that pay cash directly to policyholders and one of America's best-known brands. Aflac has been recognized as Fortune's 50 Best Workplaces for Di

Senior Data Security Analyst

Boeing Company

Remote or Seattle, Washington, USA

Full-time

Senior Data Security Analyst Company: The Boeing Company The Boeing Company is currently seeking a Senior Data Security Analyst to join the team in Seattle, WA; Hazelwood, MO; Mesa, AZ; North Charleston, SC; Plano, TX; or Ridley Park, PA. Join our team as a Senior Data Security Analyst, where you will be instrumental in shaping our data strategy and ensuring compliance within the Data Governance team! In this exciting role, you will design and implement robust data architectures that drive inn

Epic Provisioning and Security Application Analyst I, II, III-(Open to experienced remote in ID, NE, MO, OK, TX)

PIH Health

Remote or Whittier, California, USA

Full-time

Determination for the Epic Application Analyst (I, II or ), Provisioning roles will be based on experience and qualifications. Not currently working with 3rd party recruitment agencies. For immediate consideration email resume to PIH Health internal applicants or Altera employees (working at PIH Health as of May 2025), Epic certification in the required application/module must be obtained within 120 days of hire or transfer into the position. Failure to obtain certification within this timeframe

Epic Provisioning and Security Application Analyst I, II, III-(Open to experienced remote in ID, NE, MO, OK, TX)

PIH Health

Remote or Oklahoma City, Oklahoma, USA

Full-time

Determination for the Epic Application Analyst (I, II or ), Provisioning roles will be based on experience and qualifications. For immediate consideration email resume to Daniel.PIH Health internal applicants or Altera employees (working at PIH Health as of May 2025), Epic certification in the required application/module must be obtained within 120 days of hire or transfer into the position. External applicants must possess active Epic certification in the required application/module at the time

AppSec engineer with SecDevOps focus, Remote in the U.S.

Cisco Systems, Inc.

Remote

Full-time

Applications are accepted until further notice. It's Magic Some say magic's not real. Others call it a trick. But we know better. Magic is created by the energy and passion of our employees, who shape our dynamic community and empower us to problem-solve for our customers. We see magic unfold when complex challenges become intuitive, technology functions seamlessly, and everyone is valued for who they are. Our Culture Through our intuitive platform, we empower organizations of all sizes to del

Cryptography Security Enginner

TEKsystems c/o Allegis Group

Chicago, Illinois, USA

Full-time

The Senior Encryption Engineer leads first line of defense Information Security services around data protection security and related matters. They review, design and develop security operational processes, standards, and procedures utilizing current and new technologies to improve security controls and business performance. The Senior Encryption Engineer will coordinate with internal teams to implement data security solutions and improve security that is aligned with corporate business objective