Sr Lead, Cybersecurity Engineering

About Northern Trust:

Northern Trust a Fortune 500 company is a globally recognized award-winning financial institution that has been in continuous operation since 1889.

Northern Trust is proud to provide innovative financial services and guidance to the worlds most successful individuals families and institutions by remaining true to our enduring principles of service expertise and integrity. With more than 130 years of financial experience and over 22000 partners we serve the worlds most sophisticated clients using leading technology and exceptional service.

Job Description

Seeking an individual contributor Sr Lead to drive secure enablement of Microsoft 365 Copilot and enterprise AI capabilities within the Data Protection Control Engineering team. This role is responsible for designing implementing and operating AI-related data protection and compliance controls using Microsoft Purview Defender and M365 security services. The Sr Lead will act as a hands-on technical expert partnering across Security Compliance Privacy and M365 teams to reduce AI-driven data risk while enabling productivity at scale.

Key Responsibilities

Serve as hands-on technical lead for Copilot and AI security controls across Microsoft Purview Defender and M365.

Configure deploy troubleshoot and operate controls in ENT and ENTUAT environments; support production changes via approved change windows.

Design and implement Copilot-related controls spanning Information Protection labeling DLP Endpoint DLP Insider Risk Communication Compliance Data Lifecycle Management and DSPM for AI.

Review and secure Copilot platform configurations including web grounding agents connectors transcripts and retention settings.

Develop alerting monitoring automation and operational runbooks to ensure stability and audit readiness.

Act as subject matter expert providing guidance to engineering operations and governance stakeholders.

Track delivery using Azure DevOps and contribute to Copilot readiness Zero Trust alignment and governance activities.

Copilot Effort

Define and implement Copilot-protected file group and site labels and prevent unauthorized content ingestion.

Expand browser and endpoint DLP protections including copy/paste controls and Copilot prompt security.

Establish AI risk use cases alerting and operational workflows within Insider Risk and Communication Compliance.

Operationalize DSPM for AI reporting oversharing remediation and continuous reassessment of AI data exposure.

Support AI governance processes including risk assessments decision logs and stakeholder reporting.

Must-Have AI Security Skills

LLM security fundamentals and threat modeling including data exposure and indirect prompt injection risks.

Prompt injection and prompt data leakage mitigation techniques.

Agent and connector risk management including permissions grounding sources and least-privilege access.

AI and model governance concepts such as risk assessments control mapping and policy alignment.

Monitoring and alerting for abnormal or risky AI usage patterns.

Qualifications

College degree or equivalent experience in cyber security engineering or a related field.

Hands-on experience administering Microsoft Purview and Microsoft Defender for Cloud Apps.

Strong knowledge of data governance DLP technologies and information security best practices.

Scripting and automation experience (PowerShell Python Power Automate).

Experience with ServiceNow incident and change management processes.

Preferred Skills & Certifications

Experience with M365 services (SharePoint Online Teams Exchange Entra ID) Sentinel Zscaler or Symantec DLP.

Relevant certifications such as Microsoft Security/Compliance CISSP CISM CISA or SANS.

Salary Range:

Salary range is a good faith estimate of base pay. Northern Trust provides a comprehensive benefits package including retirement benefits (401k and pension) health and welfare benefits (medical dental vision spending accounts and disability) paid time off parental and caregiver leave life & accident insurance and other voluntary and well-being benefits. Northern Trust also provides a discretionary bonus program that may include an equity component.

Working with Us:

As a Northern Trust partner greater achievements await. You will be part of a flexible and collaborative work culture in an organization where financial strength and stability is an asset that emboldens us to explore new ideas.

Movement within the organization is encouraged senior leaders are accessible and you can take pride in working for a company committed to assisting the communities we serve!Join a workplace with a greater purpose.

Wed love to learn more about how your interests and experience could be a fit with one of the worlds most admired and sustainable companies! Build your career with us andapply today.#MadeForGreater

Reasonable accommodation

Northern Trust is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the employment process please email our HR Service Center at .

We hope youre excited about the role and the opportunity to work with us. We value an inclusive workplace and understand flexibility means different things to different people.

Apply today and talk to us about your flexible working requirements and together we can achieve greater.