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Senior IAM Engineer M&A (Hybrid)

AbbVie · North Chicago, IL · Full time · Information Technology

Posted Aug 31, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

You'd be the primary liaison between the identity team and both technical and business stakeholders. How do you explain an identity constraint to a deal team on a timeline?

What they are checking: Whether they can explain technical limits in plain business terms, helping deal teams plan around them rather than feel blocked.

What would you do

You'd partner with business development through various stages, from research-sharing arrangements to full acquisitions. How does identity work differ between those?

What they are checking: Whether they adjust identity work to the deal type, sharing only what is needed in partnerships and fully integrating after acquisitions.

An acquired company has security practices well below yours. How do you handle that on day one?

What they are checking: Whether they balance protecting the company with keeping the acquired team working, using limited access and quick fixes for the riskiest gaps.

A migration cutover is planned for a weekend. How do you prepare so it does not go wrong?

What they are checking: Whether they plan cutovers carefully with testing, rollback plans and clear communication, because a failed migration locks people out on Monday.

How do you decide what access an acquired company's people should get and when?

What they are checking: Whether they grant access based on need and risk, starting small and expanding, rather than giving everything on day one.

This is a hybrid role at North Chicago within information security and risk management. What would you want to know about the deal pipeline before you took it?

What they are checking: Whether they ask about the volume and pace of deals, which shows they understand integration work arrives in unpredictable waves.

About the work

This role leads identity integration for newly acquired companies. Walk me through an acquisition integration you worked on.

What they are checking: Whether they have done identity integration for acquisitions specifically, since merging two companies' access raises problems normal identity work does not.

You'd support initial cross-company communication, then migrate users to company-managed devices. What is hardest about that sequence?

What they are checking: Whether they understand the practical difficulty of moving people from early shared access to fully managed devices without disrupting their work.

How do you merge two directories without breaking access for people who need to keep working through the transition?

What they are checking: Whether they can merge directories in stages with coexistence and testing, so people keep working while accounts move underneath them.

You'd provide advisory services to reduce risk and technical friction in transactions. What identity risk would you flag during due diligence?

What they are checking: Whether they can spot identity risks during diligence, like weak authentication or orphaned accounts, before those risks become the company's problem.

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The full job description

As published by AbbVie.

Join AbbVie’s Information Security & Risk Management (ISRM) team as a Senior Engineer, IAM Directory Services, where we empower our partners to succeed by delivering the knowledge, tools, and support needed to leverage data and technology securely and effectively. As part of our Identity & Access Management (IAM) team, you will play a pivotal role in shaping and executing our enterprise-wide IAM strategy. Responsibilities: • Partner with business development groups throughout various stages of company relationships—whether it is a research-sharing arrangement, full acquisition, or site divestiture. • Support the initial integration of cross-company communication, followed by the migration of users to AbbVie-managed devices, and subsequently assist with application transitions and the decommissioning of legacy environments • Serve as the primary liaison between the Identity team and both technical and business stakeholders, operating at both strategic and operational levels to develop, coordinate, and implement secure identity designs. • Provide advisory services to reduce risk and technical friction in these transactions. As a full-time employee, you will be a key contributor to AbbVie’s long-term strategy and culture. • Lead the technical onboarding and identity integration of newly acquired entities, ensuring seamless access to AbbVie systems and resources • Design and implement identity federation and trust models across multiple domains and forests to support secure collaboration • Drive the migration of users, devices, and applications from legacy environments to AbbVie’s standardized platforms • Develop and maintain automation scripts and workflows to streamline identity provisioning and deprovisioning during Merger & Acquisition (M&A) transitions • Maintain documentation and contributing to the continuous improvement of M&A identity playbooks and standards • Serve as a subject matter expert in identity architecture during due diligence and post-merger integration phases • Bachelor’s Degree with 6 years’ experience; Master’s Degree with 5 years’ experience; PhD with 0 years’ experience. • Respective years of demonstrated experience in an information security role, ideally as a Security Engineer or Engineer • Direct experience with M&A, divestitures, or multi-company collaborations • Familiarity with a range of security tools and platforms (self-hosted and cloud) • Proven experience with Cloud Identity Providers (e.g., Entra, Okta, or PingOne) supporting SAML, OIDC, and OAuth 2.0. • Working knowledge of cloud platforms (AWS, GCP, Azure) and collaboration tools (M365, GSuite, Slack) and integrations into Cloud Identity Providers • Proficiency in Active Directory and related security constructs (domains, forests, trusts) • Relevant certifications (e.g., SANS, AWS) • Demonstrated ability to lead integration strategies and influence peers to achieve desired outcomes. • In-depth knowledge of identity and access governance policies and standards, including least-privilege, access lifecycle management, and enterprise security policy frameworks. • Excellent communication and collaboration abilities Preferred: • 5 years in an information security role, ideally as an Identity or Security Engineer • Practical experience in security architecture (e.g., Cloud Security, AppSec, Network Security, Identity) and can speak to solutions they have designed and implemented. • Relevant identity-focused certifications (e.g., Microsoft Certified: Identity and Access Administrator, Okta Certified Professional/Consultant, or Ping Identity certifications). • Familiar with industry standards such as NIST 800 and ISO 27001 Applicable only to applicants applying to a position in any location with pay disclosure requirements under state or local law: ​ • The compensation range described below is the range of possible base pay compensation that the Company believes in good faith it will pay for this role at the time of this posting based on the job grade for this position. Individual compensation paid within this range will depend on many factors including geographic location, and we may ultimately pay more or less than the posted range. This range may be modified in the future. ​ • We offer a comprehensive package of benefits including paid time off (vacation, holidays, sick), medical/dental/vision insurance and 401(k) to eligible employees.​ • This job is eligible to participate in our short-term incentive programs. ​ Note: No amount of pay is considered to be wages or compensation until such amount is earned, vested, and determinable. The amount and availability of any bonus, commission, incentive, benefits, or any other form of compensation and benefits that are allocable to a particular employee remains in the Company's sole and absolute discretion unless and until paid and may be modified at the Company’s sole and absolute discretion, consistent with applicable law. AbbVie is an equal opportunity employer and is committed to operating with integrity, driving innovation, transforming lives and serving our community.  Equal Opportunity Employer/Veterans/Disabled. US & Puerto Rico only - to learn more, visit https://www.abbvie.com/join-us/equal-employment-opportunity-employer.html US & Puerto Rico applicants seeking a reasonable accommodation, click here to learn more: https://www.abbvie.com/join-us/reasonable-accommodations.html

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