• Senior Enterprise Messaging Administrator

    Dentons US LLP (Chicago, IL)
    …MS Certifications are highly preferred. + Minimum 7 years' experience in managing Exchange systems , including Microsoft Exchange Server 2013 / 2016 ... and advancement of our Messaging and Collaboration platforms. The Senior Messaging Administrator will focus on Exchange Online and Microsoft 365 environments,… more
    Dentons US LLP (12/13/25)
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  • Senior Lead Database Administrator

    Lumen (Springfield, IL)
    …digitally connect the world and shape the future. **The Role** As a Senior Lead Database Administrator , you will be responsible for all aspects of ... operations, to ensure the scalability, performance, and reliability of our systems . **The Main Responsibilities** *Provide expert technical direction in the… more
    Lumen (01/10/26)
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  • Senior IT Email Engineer

    The Hartford (Chicago, IL)
    …applications to modern delivery using AWS Mail Manager and integrating workflows with Exchange online. This is a full-time, direct hire position. As an email ... least three years of experience as an Office 365 Administrator and a strong background in cybersecurity, specifically in...security. You should also have experience working with email systems and security protocols and be comfortable working with… more
    The Hartford (11/25/25)
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  • Infrastructure Engineer

    CIBC (Chicago, IL)
    …modernization, cloud adoption, automation, and lifecycle management of core systems . You'll collaborate with cross-functional teams, guide junior engineers, and ... GPO management (while core AD remains centralized). + Provide support for ** Exchange servers** , **SMTP relay services** , and related infrastructure integrations. +… more
    CIBC (12/20/25)
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