Messaging Engineer

Company: INSPYR Solutions
Location: Houston
Posted on: May 7, 2025

Job Description:

Title: Sr. Messaging Engineer

Please read the information in this job post thoroughly to understand exactly what is expected of potential candidates.
Location: Houston, TX (Hybrid - onsite 3 days a week in downtown)
Duration: Long-Term Contract
Work Requirements: US Citizen, GC Holders or Authorized to Work in the US.

Overview:
We are seeking an experienced Messaging Engineer with deep expertise in hybrid messaging environments combining Microsoft 365 (M365) and on-premises Exchange. This role is ideal for a highly technical engineer who can design, implement, and optimize enterprise messaging solutions across complex environments. The ideal candidate brings strong scripting skills, deep understanding of Azure integration, and preferably merger & acquisition (M&A) experience to support messaging transformations during corporate changes.

Key Responsibilities: Design and implement hybrid messaging environments integrating M365 (Exchange Online) with on-prem Exchange Server.
Architect and lead migrations between Exchange versions and to/from M365, including tenant-to-tenant migrations.
Configure and maintain back-end Exchange infrastructure (databases, DAGs, mail flow, certificates, connectors).
Develop and maintain PowerShell scripts for automation, reporting, and configuration management.
Collaborate with security, networking, and identity teams to ensure messaging infrastructure is secure, resilient, and scalable.
Integrate messaging solutions with Azure AD, Conditional Access, and related services.
Support projects involving M&A activities, including domain consolidation, mailbox migrations, and coexistence planning.
Troubleshoot complex messaging issues across hybrid environments.
Stay current with Microsoft roadmap updates and recommend adoption strategies for new features.


Required Qualifications: 5+ years of experience supporting and engineering Exchange Server (2013/2016/2019) and Exchange Online.
Proven experience designing and managing hybrid Exchange environments.
Strong PowerShell scripting capabilities for automation and operational efficiency.
Solid understanding of Active Directory, DNS, mail routing, SPF/DKIM/DMARC.
Experience with Azure services relevant to messaging (e.g., Azure AD, AAD Connect, Conditional Access).
Ability to perform root cause analysis and troubleshoot complex backend messaging issues.


Preferred Qualifications: Experience with M&A messaging integration or divestiture scenarios.
Familiarity with third-party migration tools (e.g., Quest, BitTitan, TransVault).
Microsoft certifications (e.g., MS-203, AZ-104, MS-700) are a plus.
Knowledge of compliance, retention policies, and messaging security best practices.


Soft Skills: Strong communication and documentation skills.
Comfortable working independently or as part of a cross-functional team.
Ability to manage multiple priorities in a fast-paced environment.


Our benefits package includes: Comprehensive medical benefits
Competitive pay, 401(k)
Retirement plan
---and much more!


About INSPYR Solutions:
Technology is our focus and quality is our commitment. As a national expert in delivering flexible technology and talent solutions, we strategically align industry and technical expertise with our clients' business objectives and cultural needs. Our solutions are tailored to each client and include a wide variety of professional services, project, and talent solutions. By always striving for excellence and focusing on the human aspect of our business, we work seamlessly with our talent and clients to match the right solutions to the right opportunities. Learn more about us at inspyrsolutions.com.

INSPYR Solutions provides Equal Employment Opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, or genetics. In addition to federal law requirements, INSPYR Solutions complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.

Keywords: INSPYR Solutions, Houston , Messaging Engineer, Engineering , Houston, Texas