49 security operation engineer jobs at 43 companies in Illinois

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Security Engineer
Chicago, Illinois, United States
$150k-$200k/yr OnsiteFull Time
Optiver
Optiver: Global market maker providing liquidity to financial markets.
Hands-on security engineer to protect cloud (AWS, Microsoft 365) and on-prem systems; monitor operations, perform incident response, automate security workflows, conduct risk assessments, and embed security best practices across the organization.
AWS, GuardDuty, CloudTrail, Security Hub, AWS Config, KMS, IAM, Microsoft 365, Microsoft Entra ID, Conditional Access, MFA, PIM, Microsoft Defender for Endpoint, Microsoft Defender for Identity, Microsoft Defender for O365, Microsoft Purview, DLP, Microsoft Secure Score, Python, PowerShell, Microsoft Graph API, REST, SIEM, EDR, SOAR, CASB, Git, Windows, Linux, TCP/IP, DNS, VPN, SAML, OAuth, OIDC, RBAC, PAM, SSO
1mo
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Security Engineer
Chicago or Reno
$98k-$142k/yr OnsiteFull Time
Echo Global Logistics
Echo Global Logistics: Provides freight brokerage and managed transportation services.
4+ YOE4+ years in security operations/incident response, expertise with SIEM/SOAR/EDR/XDR, detection engineering, SOAR playbooks, experience in SOX and SOC 2 Type 2 environments, and hands-on AI/LLM application to security.
SIEM, SOAR, EDR/XDR, Claude, MITRE ATT&CK, API
3w
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Security Engineer II
Chicago, Illinois, United States
$145k/yr OnsiteFull Time
Akuna Capital
Akuna Capital: Proprietary trading firm providing liquidity in global options markets.
3+ YOE3-5 years in cybersecurity or security engineering; experience with SIEM, EDR, cloud security (Azure/AWS/GCP), incident response, threat hunting, scripting (PowerShell/Python), and security operations frameworks.
MITRE ATT&CK, SIEM, EDR, MFA, Microsoft 365, PowerShell, Python, Cortex XSOAR, Splunk SOAR (Phantom), Tines, Torq, Microsoft Defender XDR, Microsoft Sentinel, CrowdStrike, SentinelOne, DLP, CASB, Azure, AWS, GCP, Windows, Linux, macOS, NIST Cybersecurity Framework, CIS Controls, ISO 27001, OWASP LLM Top 10, MITRE ATLAS
3w
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Agentic AI Security Engineer
North Chicago, Illinois, United States
$110k-$209k/yr HybridFull Time
AbbVie
AbbVieNYSE: ABBV: Develops and sells innovative pharmaceutical and biopharmaceutical medicines.
2+ YOEExperience building agentic AI systems for security, strong Python, security operations experience, working knowledge of LLMs, API and data pipeline integration, and relevant degree with multiple years of experience.
Python, Claude Code, Cursor, GitHub Copilot, Aider, LangChain, AutoGen, Azure, AWS, GCP, SIEM, EDR, SOAR
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Senior Security Engineer
Chicago, Illinois, United States
$140k-$165k/yr HybridFull Time
Beyond Finance
Beyond Finance: Provides customized debt resolution and financial management services.
5+ YOE5+ years security engineering experience focused on cloud security and vulnerability management; strong AWS and Terraform experience; CI/CD, OWASP knowledge; operates independently.
Wiz, AWS, Terraform, CI/CD, OWASP Top 10, WAF, Cloudflare, Cloudflare Gateway, Zero Trust, GitHub Advanced Security, Spacelift, AWS Secrets Manager, Keeper, Infisical, Ruby on Rails, Python, Go
3w
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Information Security Engineer
North Carolina or Georgia or Texas or New Jersey or Pennsylvania or Illinois or District of Columbia or Maryland or Ohio or Florida or South Carolina or Colorado or Indiana or Washington or Nevada or California or Massachusetts
RemoteFull Time
Exostar
Exostar: Cloud platforms for secure collaboration in regulated industries.
7+ YOE7+ years in information security with security operations, incident response, Azure/Microsoft 365 experience, SIEM/EDR familiarity, scripting (Python/KQL/SPL), strong communication and ability to obtain Trusted Role.
EDR, AV, DLP, Tenable, Splunk, Sentinel, Defender, Proofpoint, IDS, Firewalls, SIEM, vulnerability scanners, Splunk Query Language, KQL, Python, PERL, Ruby, Bash, SQL, Azure, Microsoft 365, AAD
1mo
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Security Operations Engineer
Chicago, Illinois, United States
$90k-$100k/yr OnsiteFull Time
Hopscotch Primary Care
Hopscotch Primary Care: Provides value-based primary care for seniors in rural areas.
4+ YOE4+ years IT systems administration or security experience; hands-on Google Workspace and Slack administration; experience building SaaS API integrations, SOC/SIEM/IPS monitoring; CompTIA A+ or Network+ preferred; degree preferred but not required.
Microsoft 365, Microsoft Azure, Microsoft Azure AD, Google Workspace, Slack, Microsoft SharePoint, Microsoft Office 365, SOC, SIEM, IPS, Managed Detection and Response (MXDR), SCIM, SSO, HRIS, SaaS APIs, Identity & Access Management (IAM)
2d
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SUPERVISORY ELECTRONICS ENGINEER
Scott AFB, Illinois, United States
$129k-$168k/yr OnsiteFull Time
Defense Information Systems Agency
Defense Information Systems Agency: Provides information technology and communications support to the military.
1+ YOEExperience leading operations, maintenance, engineering, and security for enterprise provider networks; supervisory and programmatic experience; ABET engineering degree or equivalent qualifications.
1d
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Operations Engineer
Atlanta or Naperville or Rockville or King of Prussia or Arlington
$106k-$158k/yr OnsiteFull Time
Nuclear Regulatory Commission
Nuclear Regulatory Commission: Regulates civilian use of nuclear energy and radioactive materials.
1+ YOEBachelor's in engineering or equivalent (PE/EIT alternatives),1+ year specialized nuclear engineering experience,U.S. citizenship,pre-employment drug test,background investigation/security clearance,transcripts required.
2w
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Security Administrator
Rosemont or Lincoln or Des Moines or Baton Rouge or Cedar Rapids
$100k-$125k/yr OnsiteFull Time
Kuvare
Kuvare: Provides life insurance, annuities, and reinsurance solutions.
7+ YOEHands-on security administrator to operate and harden controls across Microsoft Azure/Entra/M365, perform incident response, identity/access hardening, cloud security engineering, automation and IaC; 7+ IT years, 3+ cybersecurity, 4+ Microsoft tech years.
Microsoft Azure, Microsoft Entra ID, Microsoft 365, Microsoft Sentinel, Microsoft Defender XDR, Intune, Logic Apps, PowerShell, Python, Bicep, ARM, Terraform, Key Vault
3w
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Sr IT Identity Security Engineer (CyberArk) - REMOTE from any EST or CST US-based location
Carmel or Chicago or Nashville or Orlando or Detroit or Charlotte or Des Moines or Minneapolis or Milwaukee or Philadelphia or Atlanta
$108k-$162k/yr RemoteFull Time
CNO Financial Group
CNO Financial GroupNYSE: CNO: Provides insurance and financial products for retirement and health.
5+ YOEBachelor's or equivalent, 5+ years in cybersecurity, experience with CyberArk/PAM, strong knowledge of identity and privileged access solutions, and experience with identity automation and security operations.
CyberArk, PAM, SailPoint, Ping, Splunk, SEIM, IDS/IPS, VPNs
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Principal Engineer
Illinois, United States
$210k-$314k/yr HybridFull Time
Relativity
Relativity: AI-powered platform for legal discovery and data intelligence.
12+ YOE12+ years designing, building, and operating cloud-native distributed systems; expertise in high-throughput data, streaming, security, reliability, orchestration, and technical leadership; hands-on coding and mentoring experience.
Temporal, Kubernetes, GitHub Copilot, Cursor, Claude Code, Event Hub, Kafka, Apache Spark, RelativityOne
4w
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Security Analyst
Peoria, Illinois, United States
$39-$46/hr OnsiteFull Time
CEFCU
CEFCU: Provides personal and business banking and loan services.
2+ YOEBachelor’s in IT or 5 years related experience; 2-4 years security operations experience; CEH or CISSP (or 2+ years network engineering); hands-on SIEM, IDS/IPS, firewalls, endpoint protection, vulnerability scanning, Windows/AD, networking protocols.
SIEM, IDS/IPS, firewalls, endpoint protection, Microsoft Windows, Active Directory, TCP/IP, DNS, HTTP, VPN
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Gen AI Infrastructure Engineer
Woodbridge or New York City or Atlanta or Boston or Chicago or Dallas or Delaware or Denver or Garden City or Cayman Islands or Greenwich or Houston or Los Angeles or Miami or Naples or Nevada or Palm Beach or San Diego or San Francisco or Seattle or Stuart or Washington
$160k-$200k/yr HybridFull Time
Bessemer Trust
Bessemer Trust: Wealth management and family office services for affluent clients.
7+ YOE7+ years in DevOps/platform/cloud infrastructure engineering; strong AWS (IAM, CloudFormation, Lambda, API Gateway, VPC, CloudWatch, SSM, Secrets Manager, ECR); AWS CDK/CloudFormation/Terraform; CI/CD (Bitbucket/GitHub Actions, OIDC); container and datastore operations; security fundamentals.
AWS Bedrock, AgentCore, Lambda, API Gateway, AWS CDK, CloudFormation, Terraform, Bitbucket Pipelines, GitHub Actions, OIDC, IAM, VPC, CloudWatch, SSM, Secrets Manager, ECR, Neo4j, Neptune, Redis, Milvus, VectorDB
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Manager of Security Engineering & Operations
Downers Grove, Illinois, United States
$150k-$175k/yr HybridFull Time
Cooper's Hawk Winery & Restaurants
Cooper's Hawk Winery & Restaurants: Operates upscale casual restaurants with wine tasting rooms.
7+ YOE7+ years in security engineering/operations, hands-on with Azure and Microsoft 365, SOC/MDR, vulnerability management, incident response, application security, PCI DSS/SOX knowledge, team leadership and communication skills.
Azure, Microsoft 365, Oracle Simphony, Microsoft Defender, Bitdefender, Microsoft Entra ID, Conditional Access, PIM, WAF, SIEM, SOAR, MDR, Salesforce, CI/CD
1mo
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Principal Engineer - Cloud
Scottsdale or Chicago or San Francisco or New York City
$173k-$242k/yr HybridFull Time
Early Warning Services
Early Warning Services: Operates payment and risk solutions for the financial industry.
15+ YOEBachelor's in CS or related (or equivalent experience), ~15 years cloud/infrastructure experience with 5+ years designing and operating AWS solutions, deep Kubernetes and Terraform expertise, security/compliance experience, background and drug screen required, must be authorized to work in the U.S.
EC2, Lambda, S3, RDS, EKS, IAM, VPC, KMS, Terraform, Kubernetes, Linux, Prometheus, Grafana, ELK Stack, Splunk, AppDynamics, Python, Java, C#, Ruby, Shell
2w
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Principal Cloud Engineer Azure
Chicago or New York or Florida or California or Texas
$112k-$209k/yr HybridFull Time
BMO
BMOTSX: BMO: Provides personal and commercial banking, investment, and wealth services.
8+ YOE8+ years Azure enterprise experience, expert in Terraform, IaC, CI/CD, Azure networking, security, and cloud operations; programming fluency in one or more languages (Python, node.js, Java, C#, C++).
Azure, Terraform, Azure DevOps, GitHub Actions, Azure Monitor, Log Analytics, Application Insights, Defender for Cloud, Python, node.js, java, c#, c++
4d
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Cloud AI Engineer, Lead
Lincolnshire or Holtsville
$97k-$145k/yr HybridFull Time
Zebra Technologies
Zebra TechnologiesNASDAQ: ZBRA: Provides enterprise-grade hardware and software for asset tracking.
5+ YOEBachelor's degree,5+ years operations-style experience,expertise with Google Gemini Enterprise and ADK,multi-cloud GenAI platform experience (GCP,Azure,OpenAI,Anthropic),LLM/RAG knowledge,Kubernetes/Docker/CI/CD experience,Python scripting,cloud security and RBAC integration.
Google Gemini Enterprise, Agent Development Kit (ADK), Google Cloud Platform (GCP), Azure, OpenAI, Anthropic, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), Model Context Protocol (MCP), Kubernetes (GKE/AKS), Docker, CI/CD, Python, PII masking, Role-Based Access Control (RBAC)
1mo
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Senior Google Cloud Security Consultant
Chicago or United States or United Kingdom
$94k-$163k/yr RemoteFull Time
Coalfire
Coalfire: Provides cybersecurity advisory, assessment, and technical testing services.
6+ YOE6+ years security consulting experience with >=2 years as a Google Cloud consultant; hands-on Google Cloud security architecture, posture, and operations; required Google Cloud Professional Cloud Security Engineer or Professional Cloud Architect (or equiv. SecOps) certs; strong exec communication.
Google Cloud, Security Command Center, Security Command Center Enterprise, Wiz, Chronicle, SIEM, Vertex AI, Terraform, CNAPP, CSPM
1w
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Senior Manager - Blockchain Security & Digital Asset Infrastructure
New York or Charlotte or Chicago or St. Louis or Boston
$150k-$344k/yr HybridFull Time
EY
EY: Global firm providing audit, tax, and professional consulting services.
8+ YOEBachelor's in a technical field and 8+ years in cybersecurity, systems engineering, blockchain security or cryptographic research; hands-on custody and key-management experience; expertise in blockchain protocols, cryptography, incident response, and AI-enabled threat analysis.
Multi-Party Computation (MPC), Hardware Security Modules (HSMs), Bitcoin, Ethereum, Lightning Network, EVM, SHA-256, Keccak, ECDSA, Schnorr, Linux, Large Language Models (LLMs)