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Senior Security Engineer
CI Financial. Design, implement, and continuously improve enterprise security capabilities across endpoint, cloud, network, data, and security operations environments .
Core Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates expertise in designing and implementing enterprise security solutions, with a strong focus on security architecture, vulnerability management, and automation. Proficient in utilizing security platforms such as Rapid7, Microsoft Defender, and Zscaler to enhance security capabilities and ensure compliance with Zero Trust principles.
Highest-signal resume keywords
Enterprise Security Solutions DesignRapid7 InsightIDR/InsightVM EngineeringMicrosoft Defender/Purview OptimizationZero Trust Architecture ImplementationSecurity Automation and Integration
ATS Keywords
Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
Security EngineeringVulnerability ManagementSIEM Detection EngineeringEndpoint SecurityData ProtectionEmail SecurityScripting with PowerShellPython ProgrammingREST API IntegrationSOAR Workflow Development
Soft Skills
Problem SolvingCollaborationTechnical Leadership
Tools & Technologies
Rapid7Microsoft DefenderMicrosoft PurviewMimecastZscalerSecurity Operations PlatformsMDR Providers
Industry Keywords
Zero Trust PrinciplesDefense-in-DepthNIST CSFCIS ControlsMITRE ATT&CK
Tech Stack
Tools & technologiesCloudPython
About the role
Key responsibilities & impact- Design, implement, and continuously improve enterprise security capabilities across endpoint, cloud, network, data, and security operations environments
- Serve as technical owner for Rapid7, Microsoft Defender, Microsoft Purview, Mimecast, and Zscaler platforms
- Lead complex security platform implementations, integrations, migrations, and major technology changes
- Establish scalable security architectures, engineering standards, and configuration baselines aligned with secure-by-design, defense-in-depth, and Zero Trust principles
- Evaluate capabilities to close security gaps, improve effectiveness, simplify the technology environment, and provide technical guidance
- Engineer and evolve Rapid7 InsightIDR and SIEM capabilities, including telemetry, detection logic, correlation, alerting, and visibility
- Partner with Security Operations and MDR providers to improve detection coverage and reduce operational noise
- Develop SOAR workflows and platform integrations to automate enrichment, investigation, response, and remediation
- Engineer Rapid7 InsightVM for vulnerability visibility across endpoints, servers, network infrastructure, and cloud workloads
- Improve vulnerability prioritization and remediation using severity, exploitability, asset criticality, and environmental context
- Engineer and optimize Microsoft Defender and Microsoft Purview data protection capabilities
- Engineer and optimize Mimecast or comparable Secure Email Gateway capabilities and maintain SPF, DKIM, and DMARC controls
- Support Zero Trust capabilities using Zscaler and strengthen secure internet access, traffic inspection, application control, and network security enforcement
- Collaborate with Security Operations, Infrastructure, Network, Cloud, and Application Engineering teams
- Independently lead complex technical initiatives and solve problems across multiple technology domains
Requirements
What you’ll need- Bachelor's degree in Computer Science, Engineering, Information Security, or a related field, or equivalent professional experience
- 7+ years of experience in security engineering, infrastructure security, cloud security, or a related technical discipline
- Demonstrated experience independently designing and implementing enterprise security solutions
- Strong hands-on experience across SIEM/detection engineering, vulnerability management, endpoint security, data protection, email security, and security automation
- Experience with Rapid7 InsightIDR/InsightVM, Microsoft Defender/Purview, Mimecast or comparable Secure Email Gateway technologies, and Zscaler or comparable SASE/Secure Web Gateway platforms
- Strong scripting, automation, integration, and troubleshooting skills using PowerShell, Python, REST APIs, and platform APIs
- Strong understanding of enterprise security architecture, Zero Trust, defense-in-depth, NIST CSF, CIS Controls, and MITRE ATT&CK
- Experience engineering security technologies within a large, distributed enterprise or hybrid cloud environment
- Experience integrating SIEM, MDR, endpoint security, vulnerability management, email security, ticketing, and SOAR technologies
- Must be 18 years of age or older
- Must have unrestricted work authorization to work in the United States; Corient hires U.S. citizens or permanent residents for U.S. employment opportunities
- Must be willing to execute Corient’s Employee Agreement or Confidentiality and Non-Disclosure Agreement
Benefits
Comp & perks- 401(k) Plan with Employer Matching
- Four Medical Plan options that is generously subsidized by Corient
- Employer paid Dental, Vision & Life and AD&D Insurance
- Employer paid Short-term & Long-term Disability
- Paid Maternity & Parental Leave
- Flexible Spending Accounts & Health Savings Accounts
- Dependent Care FSA
- Commuter & Transit FSA
- Corporate Discount Program - Perkspot
- Training Reimbursement
- Paid Professional Designations
- Giving back to the community - Volunteer days