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Posted 2 months ago

Senior M365 Messaging Specialist - Canada Remote

@ AB Sciex LP

London, Ontario

$125k–$135k/yrFull-time5+ years experience
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Overview

AB Sciex LP is hiring a Senior M365 Messaging Specialist to run its Microsoft Exchange and Proofpoint messaging service, which supports more than 100,000 mailboxes worldwide. The role is fully remote from Canada and offers a salary of $125,000 to $135,000 CAD plus bonus eligibility.

Pay:

$125,000–$135,000 a year

Responsibilities:

  • Lead architecture and maintenance of Exchange Online and hybrid Exchange
  • Manage and optimize Proofpoint email security policies
  • Serve as SME for mail flow and delivery troubleshooting
  • Develop PowerShell automation and reporting
  • Provide Tier 3 support to junior engineers

Requirements summary:

  • Bachelor's degree in computer science or IT
  • Five years minimum of messaging experience
  • Knowledge of SPF, DKIM, DMARC and secure gateways
  • Experience with Microsoft 365 Compliance Center and Proofpoint
  • Strong PowerShell scripting for Exchange and Microsoft 365

Tools & skills

Benefits mentioned

DentalVisionRetirement planPaid time off
Source and dates

Employer career site / ATS feed · workday

Employer posting date
2026-09-07
First seen by our source
2026-10-08
Source record updated
2026-10-16

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job details

SenioritySenior
DepartmentIT
Experience5+ years
Hours per week40 (estimated)
Travelair: minimal
Work settingHome
PositionMostly sitting
Physical demandsphysical low · computer high
LanguagesEnglish
EducationBachelor’s degree (required)
Fields of studyComputer science, Information technology
Perks mentionedGenerous paid time off, Retirement plan, Performance bonus

Summary and details written by AI from the posting; the employer’s posting is the authority.

AB Sciex LP

FieldValue
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Job description

Bring more to life.

At Danaher, our work saves lives. And each of us plays a part. Fueled by our culture of continuous improvement, we turn ideas into impact – innovating at the speed of life.

Our 60,000+ associates work across the globe at more than 15 unique businesses within life sciences, diagnostics, and biotechnology.

Are you ready to accelerate your potential and make a real difference? At Danaher, you can build an incredible career at a leading science and technology company, where we’re committed to hiring and developing from within. You’ll thrive in a culture of belonging where you and your unique viewpoint matter.

Learn about the Danaher Business System which makes everything possible.

As a Senior Messaging Specialist in the Danaher Collaboration team, you’re at the core of one of the largest services in our global organization. As part of a small group of technology experts, you will identify, recommend and implement innovative solutions and best practices to continuously improve, expand and protect our Messaging Service supporting more than 100,000 mailboxes worldwide. Your experience in the messaging and collaboration industry will allow you to lead migrations and integrations related to our Messaging Service to support the growth of Danaher’s businesses through, for example, acquisitions.

This position reports to the Manager – Collaboration Solutions, is part of the Danaher Corporate IT team, and will be Canadna remote.

In this role, you will have the opportunity to:

  • Lead the architecture, deployment, and maintenance of Microsoft Exchange Online and hybrid Exchange environments and manage, configure, and optimize Proofpoint solutions including Email Protection, Threat Response, TAP, and DLP policies.

  • Administer other messaging-related technologies such as Microsoft Defender for Office 365, SPF/DKIM/DMARC policies, and TLS configurations.

  • Serve as a subject matter expert (SME) in email routing, delivery troubleshooting, mail flow policies, and message trace analysis.

  • Drive and implement best practices for email retention, legal hold, eDiscovery, and compliance in addition to developing and maintaining PowerShell scripts for automation, reporting, and system administration.

  • Provide Tier 3 support and guidance to junior engineers and IT support teams.

The essential requirements of the job include:

  • Long-standing experience in architecting and maintaining Microsoft messaging and collaborations solutions.

  • Bachelor’s degree in computer science, Information Technology and 5 year minimum of work experience.

  • In-depth knowledge of email authentication protocols (SPF, DKIM, DMARC) and secure mail gateway configurations.

  • Experience with Microsoft 365 Compliance Center, Proofpoint, email encryption solutions and Strong expertise in PowerShell scripting for Exchange and Microsoft 365 administration.

  • Excellent problem-solving, communication, and documentation skills.

Travel, Motor Vehicle Record & Physical/Environment Requirements:

  • Ability to travel – up to 10%

Danaher offers a broad array of comprehensive, competitive benefit programs that add value to our lives. Whether it’s a health care program or paid time off, our programs contribute to life beyond the job. Check out our benefits at Danaher Benefits Info.

At Danaher, we believe in designing a better, more sustainable workforce. We recognize the benefits of flexible, remote working arrangements for eligible roles and are committed to providing enriching careers, no matter the work arrangement. This position is eligible for a remote work arrangement in which you can work remotely from your home. Additional information about this remote work arrangement will be provided by your interview team. Explore the flexibility and challenge that working for Danaher can provide.

The annual salary range for this role is $125,000-$135,000 CAD. This is the range that we in good faith believe is the range of possible compensation for this role at the time of this posting. This range may be modified in the future.

This job is also eligible for bonus/incentive pay.#LI-Remote

We offer comprehensive package of benefits including paid time off, medical/dental/vision insurance and RRSP to eligible employees.

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, benefits, or any other form of compensation and benefits that are allocable to a particular employee remains in the Company's sole discretion unless and until paid and may be modified at the Company’s sole discretion, consistent with the law.

Join our winning team today. Together, we’ll accelerate the real-life impact of tomorrow’s science and technology. We partner with customers across the globe to help them solve their most complex challenges, architecting solutions that bring the power of science to life.

For more information, visit www.danaher.com.

Danaher Corporation and all Danaher Companies are committed to equal opportunity regardless of race, color, national origin, religion, sex, age, marital status, disability, veteran status, sexual orientation, gender identity, or other characteristics protected by law.

We will ensure that individuals with disabilities are provided reasonable accommodation to access our website, and as applicable participate in the job application or interview process, to perform crucial job functions, and to receive other benefits and privileges of employment. Please contact us at 1-202-419-7762 or [email protected] to request accommodation.

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