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Savannah River National Laboratory · 9 hours ago

Enterprise Email Systems Administrator

Aiken, SC

Full-time

Onsite

Senior Level, Lead/Staff

8+ years exp

Savannah River National Laboratory (SRNL) is seeking an experienced Microsoft Exchange Online Administrator and Email Security specialist to support the OCIO Computer Operations and Cloud Computing team. The role involves managing Microsoft Exchange and M365 email systems, ensuring security and compliance, troubleshooting issues, and driving continuous improvement in email and collaboration infrastructure.

BiotechnologyGovernmentTest and Measurement

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Manage the daily operations of Microsoft Exchange and M365 email systems, including mailbox management, mail flow, and hybrid configurations

Implement and enforce security, data loss prevention (DLP), eDiscovery, retention policies, and compliance standards across email environments, often collaborating with dedicated cybersecurity teams

Provide advanced-level support for email-related issues, perform root cause analysis, and resolve complex problems promptly

Take part in the execution of migrations to Exchange Online and integrate email systems with other M365 services and third-party tools like SIEM systems

Develop and maintain PowerShell scripts for automation of routine tasks, reporting, and provisioning

Monitor system health, performance, and security metrics, generating reports on usage and performance for management

Maintain comprehensive documentation of system configurations, procedures, and best practices

Configure and monitor Proofpoint Email Protection solutions to defend against spam, phishing, and malware threats. This involves managing security policies, threat protection, and ensuring proper mail routing. Working with and understanding DMARC, SPF and TLS configuration will be required

SMIME certificate setup and configuration

Microsoft Purview Message Encryption, Labeling, and Auto Labeling configuration

Ensure 24/7 Email Availability and Reliability

Optimize Mail Flow and Delivery

Educate teams on email delivery configurations

Demonstrate exceptional problem-solving skills, with an ability to see and solve issues before they affect business productivity

Qualification

Microsoft Exchange OnlineEmail Security (Proofpoint)PowerShell scriptingMicrosoft 365 servicesActive DirectoryDNS configurationsEntraIDCompliance standardsTroubleshooting skillsProblem-solving skillsCommunication skillsCollaboration skills

Required

Bachelor's Degree and 8+ years of experience managing Microsoft Exchange Server with emphasis with Exchange Online

Experience with hybrid environments

4+ experience managing an email security gateway appliance with preference to ProofPoint

Strong expertise in email security tools (Proofpoint and Microsoft Purview/Defender for O365), PowerShell scripting, Active Directory, DNS, and network configurations

Deep understanding of EntraID and User Attributes

Implement, audit, and enforce email retention policies, legal holds (eDiscovery/Purview), and information governance rules to meet all necessary industry and legal standards

Automate the lifecycle management of user mailboxes, shared resources, and distribution groups using tools like PowerShell

Ensure smooth, functional integration between Exchange Online and other core Microsoft 365 services (Teams, SharePoint, OneDrive)

Excellent troubleshooting, problem-solving, communication, and collaboration skills

For ability to obtain and maintain a security clearance, US Citizenship is Legally Required

Preferred

Degree in Computer Science, Information Systems, or related field

Relevant certifications such as Microsoft 365 Certified: Messaging Administrator Associate or Enterprise Administrator Expert

Experience in Federal Government and/or higher educational environments

Benefits

Highly competitive Medical, Dental, and Vision options including HSA options with company provided seed

Short- & Long-Term Disability (company paid)

Life Insurance Non-Contributary 1X salary (company paid)

AD&D Non-contributary 1x salary (company paid)

Qualified Non-Elective Company Contribution of 5% each pay period with immediate vesting

Company match 50 cents/dollar up to 8% (5 yrs. vesting in company match)

Contributory Life Insurance up to 5x Salary with $1M Cap

Contributory AD&D (employee, spouse and children)

Paid Time Off

Employee Assistance Plan

SRNL offers a competitive relocation package to ease the transition process. Domestic and international relocation assistance is available for certain positions.