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Savannah River National Laboratory

Enterprise Email Systems Administrator

Savannah River National Laboratory, Aiken, South Carolina, United States, 29805

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Job Description 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 requires deep expertise in Exchange Online, hybrid environments, Microsoft 365 services such as Purview and Entra ID, and a working knowledge of Proofpoint On‑Demand or ProofPoint Protection Server. Responsibilities include collaborating with cross‑functional teams, implementing best practices, and driving continuous improvement of the email and collaboration infrastructure.

Responsibilities Key Responsibilities

Administration & Management: Manage daily operations of Microsoft Exchange and M365 email systems, including mailbox management, mail flow, and hybrid configurations.

Security & Compliance: Implement and enforce security, data loss prevention (DLP), eDiscovery, retention policies, and compliance standards across email environments.

Troubleshooting & Support: Provide advanced support for email‑related issues, perform root‑cause analysis, and resolve complex problems promptly.

Migration & Integration: Participate in migrations to Exchange Online and integrate email systems with other M365 services and third‑party tools such as SIEM systems.

Automation & Scripting: Develop and maintain PowerShell scripts for routine task automation, reporting, and provisioning.

Monitoring & Reporting: Monitor system health, performance, and security metrics; generate usage and performance reports for management.

Documentation & Best Practices: Maintain comprehensive documentation of system configurations, procedures, and best practices.

Proofpoint Management: Configure and monitor Proofpoint Email Protection solutions to defend against spam, phishing, and malware; manage security policies and threat protection, ensuring proper mail routing. Knowledge of DMARC, SPF, and TLS configuration is required.

Advanced Responsibilities

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, anticipating and resolving issues before they affect business productivity.

Qualifications Minimum Qualifications

Experience: Bachelor’s Degree or equivalent with 8+ years managing Microsoft Exchange Server, emphasizing Exchange Online and hybrid environments. 4+ years managing an email security gateway appliance, preference for ProofPoint experience.

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

Certifications: Relevant certifications such as Microsoft 365 Certified: Messaging Administrator Associate are beneficial.

Directory Management: Deep understanding of EntraID and user attributes.

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

Lifecycle Automation: Automate user mailbox provisioning, shared resources, and distribution group management using PowerShell to reduce administrative overhead.

Full‑M365 Integration: Ensure smooth integration between Exchange Online and core Microsoft 365 services (Teams, SharePoint, OneDrive).

Soft Skills: Excellent troubleshooting, problem‑solving, communication, and collaboration skills for working with IT teams and end users.

Security Clearance: Ability to obtain and maintain a security clearance; US Citizenship is legally required.

Preferred Qualifications

Degree in Computer Science, Information Systems, or related field.

Certifications such as Microsoft 365 Certified: Messaging Administrator Associate or Enterprise Administrator Expert.

Experience in Federal Government and/or higher educational environments.

Benefits

Benefits vary based upon employment status.

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

Short‑ & Long‑Term Disability (company paid).

Life Insurance Non‑Contributory (1X salary, company paid).

AD&D Non‑Contributory (1X salary, company paid).

Savings & Investment Plan:

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

Company match 50¢/dollar up to 8% (3‑yr 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.

Competitive relocation package (domestic and international assistance available for certain positions).

About Us “We put science to work!” Savannah River National Laboratory (SRNL) is a multi‑program laboratory applying state‑of‑the‑art science and practical, high‑value, cost‑effective solutions to protect the nation. Located at the U.S. Department of Energy’s Savannah River Site (SRS) in Aiken, SC, SRNL develops and deploys innovative technologies to address environmental, energy, and national security challenges.

About The Team Chief Information Office (CIO) team supports SRNL in achieving mission and business goals. Our team provides digital solutions and virtual infrastructure, offering growth opportunities to support cutting‑edge research and development and solve nation‑state problems across multiple federal customers.

BSRA is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected veteran status. BSRA is also committed to making our workplace accessible to individuals with disabilities and will provide reasonable accommodations upon request.

Job Details Seniority Level:

Mid‑Senior level

Employment Type:

Full‑time

Job Function:

Information Technology

Industries:

Research Services

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