21 information system security engineer jobs at 19 companies in Elgin, IL
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Security Engineer
Chicago, Illinois, United States
$150k-$200k/yrOnsiteFull Time
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
AbbVieNYSE: ABBV: Develops and sells innovative pharmaceutical and biopharmaceutical medicines.
4+ YOEExtensive cybersecurity and security-engineering experience, strong software engineering with Python, experience building agentic AI systems, and ability to develop technical standards and guidance.
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)
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOEDesign and deploy enterprise PKI; administer Venafi, Luna HSM and certificate platforms; monitor/configure systems; support Windows Server/VMware/Unix/Linux; participate in on-call rotation.
Microsoft PKI, Venafi, Luna HSM, Windows Server, VMware, Unix, Linux
Systems Engineer (Microsoft Cloud & Infrastructure)
Barrington, Illinois, United States
$90k-$120k/yrOnsiteFull Time
Sentinel Technologies: Provides managed IT, cybersecurity, and cloud solutions to businesses.
5+ YOE5+ years in systems engineering with hands-on Microsoft Azure, Microsoft 365/O365, Windows Server, AD/DNS, security practices, troubleshooting, and strong communication; PowerShell and relevant certifications preferred.
Microsoft Azure, Microsoft 365, O365, Exchange Online, Teams, SharePoint, OneDrive, Windows Server, Active Directory, DNS, PowerShell, VMware, Cisco, Dell
Hudson River Trading: A quantitative firm using technology to trade global financial markets.
10+ YOE10+ years Microsoft-based engineering experience; Ansible, Terraform, PowerShell, Microsoft Graph API, Microsoft Azure, Intune, Autopilot, Entra ID, and Active Directory experience; strong automation, IaC/CaC, and security design skills.
Windows, Ansible, Terraform, PowerShell, Microsoft Graph API, Microsoft Azure, Microsoft Intune, Autopilot, Entra ID, Active Directory
Indianapolis or Woodland Hills or Ashburn or Costa Mesa or Miami or Richmond or Chicago or New York City or Seattle or Grand Prairie or Chicago or Atlanta or Iselin or Overland Park or Tampa or Woburn
$127k-$229k/yrHybridFull Time
Elevance HealthNYSE: ELV: Provides health insurance plans and integrated healthcare services.
8+ YOEBS/BA and 8+ years technical experience in systems administration/security, data platform architecture, Microsoft Fabric/Azure, data pipelines, SQL/Python, and regulatory compliance (HIPAA,NIST,SOC2).
Microsoft Fabric, Apache Spark, SQL, Python, PySpark, Spark, Delta Lake, Parquet, REST APIs, JSON, Git, Azure DevOps, CI/CD
Chicago or Illinois or California or Colorado or New York
$70k-$95k/yrHybridFull Time
Tempus AINASDAQ: TEM: Builds a data platform for AI-powered precision medicine diagnostics.
1+ YOE1–3 years in IT/security/systems administration with ≥1 year Okta administration; solid understanding of SAML, OpenID Connect, SCIM, REST APIs, Universal Directory, MFA, and troubleshooting authentication and provisioning issues.
Xeris BiopharmaNASDAQ: XERS: Develops and commercializes innovative biopharmaceutical therapies and products.
3+ YOE3+ years supporting enterprise IT infrastructure with Microsoft 365/Azure, identity and endpoint management, scripting (PowerShell/Microsoft Graph/KQL), and security/compliance experience.
Microsoft 365, Microsoft Azure, Microsoft Entra ID, Microsoft Azure AD Connect, Microsoft Intune, Autopilot, SAML, SCIM, Windows servers, PowerShell, Microsoft Graph, KQL, Copilot, PowerPlatform, Microsoft Office Suite
Chicago or Scottsdale or San Francisco or New York City or Phoenix
$99k-$121k/yrHybridFull Time
Early Warning Services: Operates payment and risk solutions for the financial industry.
3+ YOEBachelor's degree or equivalent; 3+ years in IAM/security/infrastructure security; hands-on experience with PAM, secrets management, AWS IAM, PKI, Active Directory, scripting (PowerShell/Python/Bash), REST APIs, and network troubleshooting; on-call participation and background/drug screen.
Delinea, CyberArk, Vault, Secret Server, AWS IAM, Enterprise PKI, Microsoft Active Directory, PowerShell, Python, Bash, REST APIs, CI/CD, TCP/IP, DNS
Prescient Solutions: Provides managed IT services and support for organizations.
Microsoft server OS, network protocols/hardware, virtualization, security, and Azure expertise; ability to balance multiple priorities; authorized to work in the US; no visa sponsorship available.
Microsoft Server, Azure, Virtualization, Networking
Sargent & Lundy: Engineering and consulting services for the power industry.
8+ YOEBachelor's degree or equivalent and 8+ years infrastructure engineering experience; deep VMware and 5+ years Microsoft Azure experience; hands-on HPE hardware and storage; IaC (Terraform/ARM/Bicep), CI/CD, scripting (PowerShell/Python), DR/backup expertise; strong networking and security skills.
HPE ProLiant, HPE Synergy, HPE OneView, iLO, HPE 3PAR, HPE Nimble Storage, HPE InfoSight, CloudPhysics, VMware vSphere/vCenter, ESXi, vSAN, SAN, NAS, VLAN, Terraform, ARM templates, Bicep, Microsoft Azure DevOps, GitHub Actions, PowerShell, Ansible, Python, Microsoft Azure CLI, Zerto, Microsoft Azure Site Recovery, Veeam, Datadog, SCOM, ServiceNow, Microsoft Azure Monitor, Microsoft Entra ID, Microsoft Key Vault, ExpressRoute, VPN, Microsoft Active Directory, Microsoft Windows Server, DNS, DHCP, IIS
Mizkan America: Produces and distributes condiments, pasta sauces, and vinegars.
10+ YOE10+ years engineering infrastructure across cloud and on-premises, 5+ years Microsoft Azure and Microsoft 365 administration, strong Windows Server, AD/AAD, virtualization, networking, backup, and security experience; bachelor’s degree or equivalent experience.
Microsoft Azure, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Entra ID, Active Directory, DNS, DHCP, GPO, Kerberos, LDAP, IIS, Microsoft Windows Server, Microsoft Windows 10, Microsoft Windows 11, Microsoft Hyper-V, VMware, Veeam
Lead Engineer, Infrastructure Solutions Architecture
Atlanta or Jacksonville or Chicago
$134k-$155k/yrOnsiteFull Time
Intercontinental ExchangeNYSE: ICE: Operates global financial exchanges, clearing houses, and mortgage technology.
Bachelor’s or higher in CS or related field; 5+ years in systems architecture; extensive infrastructure design; experience with cloud, security, and automation; knowledge of TOGAF/ITIL.
Illinois Bone & Joint Institute: Independent practice providing comprehensive orthopedic and musculoskeletal care.
3+ YOE3+ years IT/field support experience; hands-on Windows and network troubleshooting; experience with clinical/ASC environments; certifications such as CompTIA A+/Network+/Security+, Microsoft or Cisco preferred; familiarity with ServiceNow, Zendesk, Google Workspace, and Active Directory.
ServiceNow, Zendesk, Google Workspace, Active Directory, Windows
Crowe: Global professional services firm providing audit, tax, and consulting.
2+ YOEBachelor’s in information systems, computer science, cybersecurity, or engineering; 2+ years in cybersecurity, IT audit, risk advisory, or related consulting; working knowledge of Windows/Linux/Unix, databases (SQL/Oracle); familiarity with regulatory frameworks.
Power Construction: Chicago-based general contractor providing commercial construction services.
7+ YOE7+ years enterprise cloud engineering experience with hands-on Azure, networking, hybrid connectivity, and Microsoft 365 security tools; strong network security and Zero Trust knowledge.
Microsoft Azure, Microsoft Entra ID (Azure AD), Meraki, VPN, ExpressRoute, Microsoft 365 E5, Microsoft Defender, Sentinel, DLP, Purview, Azure Backup, Azure Site Recovery, VMare/Hyper-V
Power Construction: Provides commercial general contracting and construction management services in Chicago.
7+ YOE7+ years enterprise cloud engineering experience with Azure, Meraki, hybrid connectivity (VPN/ExpressRoute), Microsoft 365 E5 security tools, Zero Trust, security monitoring, and mentoring junior staff.
Azure, Meraki, VPN, ExpressRoute, Microsoft 365 E5, Microsoft Entra ID (Azure AD), Microsoft Defender, Sentinel, DLP/Purview, Azure Backup, Azure Site Recovery, VMware, Hyper-V