Senior Messaging & Exchange Engineer
Description:
Skills
Exchange, Office 365, Powershell, O365, Ironport
Top Skills Details
Exchange,Office 365,Powershell,O365
Description
JOB DESCRIPTION
TECHNICAL SKILLS
Must Have
• "M365 Exchange Powershell"
Nice To Have
• "IronPort ESA Proofpoint Abnormal"
Position Summary:
We are seeking a highly skilled Senior O365 Messaging & Exchange Engineer to lead the design, engineering, and advanced operational support of our enterprise messaging platform. This role will focus on Microsoft Exchange Online (O365) and related technologies, ensuring a secure, reliable, and high-performing email environment. The ideal candidate will also serve as an escalation point for complex operational issues, bringing expertise in email security solutions such as Proofpoint, Cisco IronPort, or similar platforms, along with experience integrating with ServiceNow for IT service management.
Key Responsibilities:
• Engineering & Architecture
o Design, implement, and optimize enterprise messaging solutions leveraging Microsoft Exchange Online, hybrid configurations, and related O365 components.
o Lead migration and integration efforts during mergers, acquisitions, and platform transitions.
o Develop and maintain messaging policies, compliance configurations, and transport rules to meet business and regulatory requirements.
• Operational Excellence
o Act as a tier-3 escalation point for complex messaging incidents and service requests.
o Perform root cause analysis and implement permanent resolutions for recurring issues.
o Monitor system health and performance, proactively identifying and addressing risks or capacity concerns.
• Security & Compliance
o Administer and optimize email security appliances such as Proofpoint, Cisco IronPort, or equivalent tools.
o Implement anti-phishing, spam filtering, and data loss prevention measures.
o Collaborate with security teams to ensure email systems meet compliance and audit standards.
• Process & Automation
o Develop and maintain operational runbooks, engineering documentation, and change management processes.
o Leverage ServiceNow for incident, problem, and change management, ensuring accurate and timely updates.
o Identify opportunities for automation to improve operational efficiency.
Qualifications:
• Required Skills & Experience
o 7+ years of experience in Microsoft Exchange (on-premises and Online/O365) engineering and operations.
o Proven expertise in Exchange hybrid deployments, migration strategies, and advanced troubleshooting.
o Strong knowledge of DNS, SMTP, transport rules, and mail flow architecture.
o Experience with email security platforms such as Proofpoint, Cisco IronPort, or similar.
o Familiarity with ServiceNow for incident, change, and problem management.
o Deep understanding of security, compliance, and retention policies in O365.
o Strong PowerShell scripting skills for automation and reporting.
o Experience in Power Platform is a plus.
• Preferred Skills & Experience
o Experience with Microsoft Teams, OneDrive, and SharePoint Online integrations.
o Exposure to Azure AD, conditional access, and MFA policies.
o Knowledge of email archiving solutions and eDiscovery.
o Familiarity with mergers and acquisitions from an IT integration perspective.
Pay and Benefits
The pay range for this position is $45.00 - $55.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a hybrid position in Columbus,OH.
Application Deadline
This position is anticipated to close on Sep 8, 2025.
h4>About TEKsystems:
We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.
The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
About TEKsystems and TEKsystems Global Services
We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.