Exchange Online Administrator

Overview Edgewater Federal Solutions is seeking a Senior Systems Engineer / Exchange Online Administrator to support a hybrid Microsoft Exchange environment, including on-premises Exchange Server and Exchange Online within Microsoft 365. The successful candidate will ensure reliable, secure, and compliant email services while supporting mail flow, migrations, hybrid connectivity, and end-user needs across the organization. Responsibilities Administer, maintain, and support hybrid Exchange infrastructure, including on-premises Exchange Server and Exchange Online. Manage mailbox migrations, mail flow, and hybrid connectivity between on-premises and cloud environments. Configure and maintain transport rules, data loss prevention policies, retention policies, and email security controls. Monitor Exchange performance, troubleshoot service issues, and resolve user email-related incidents and requests. Implement and support anti-spam, anti-malware, and threat protection capabilities using Microsoft Defender for Office 365. Manage user provisioning, distribution groups, shared mailboxes, mailbox permissions, and role-based access controls. Maintain hybrid synchronization and directory services, including Azure AD Connect. Support eDiscovery, legal holds, compliance investigations, and records retention requirements. Develop and maintain technical documentation, standard operating procedures, and system architecture records. Provide end‑user support, guidance, and training related to email services and Microsoft 365 messaging features. Qualifications Required Skills and Technologies Microsoft Exchange Online and Exchange Server in a hybrid environment. PowerShell scripting for Exchange Online and on-premises Exchange administration. Microsoft 365 Admin Center and Exchange Admin Center. Microsoft Entra ID / Azure Active Directory and Azure AD Connect. Exchange Online Protection and Microsoft Defender for Office 365. DNS, SPF, DKIM, DMARC, and mail flow routing concepts. Required Qualifications Four or more years of experience managing Microsoft Exchange environments. Two or more years of experience supporting hybrid Exchange environments, including on-premises Exchange and Exchange Online. Two or more years of experience using PowerShell for Exchange administration and automation. Hands-on experience with mailbox migrations, hybrid deployments, and mail flow troubleshooting. Experience implementing email security, compliance, retention, and governance controls. Must be a U.S. citizen. Preferred Qualifications Microsoft 365 Certified: Messaging Administrator Associate. Experience with 500+ user environments. ITIL or service management experience. Salary: $165,000 - $172,500.00 Additional Benefits Paid Time Off & Holiday Pay Medical Insurance Dental Insurance Vision Insurance Disability, Life Insurance, and AD&D Flexible Spending Accounts Pre-Tax 401K and/or After-Tax Roth IRA (with employer matching contribution) Tuition and Technical Training Reimbursement Exercise Reimbursement Computer Reimbursement Employee Assistance Program Physical Demands While performing the duties of this job, the employee may be regularly required to stand, sit, talk, hear, reach, stoop, kneel, and use hands and fingers to operate a computer, telephone, keyboard, and standard office equipment. Specific vision abilities required by this job include close vision requirements due to computer work. The employee must occasionally lift and/or move up to 15 pounds. Fine hand manipulation (keyboarding). Work Environment Exposure to general office conditions while conducting office duties. Moderate noise (i.e., business office with computers, phone, and printers, light traffic). Ability to work in a confined area. Ability to sit at a computer terminal for an extended period. Working at Edgewater Federal Solutions Edgewater Federal Solutions is a privately held government contracting firm located in Frederick, MD. The company was founded in 2002 with the vision of being highly recognized and admired for supporting customer missions through employee empowerment, exceptional services, and timely delivery. Edgewater Federal Solutions is ISO 9001, 20000‑1, 270001 certified, appraised at CMMI Level 3 Maturity for Development and Services, and has been named in the Top Workplaces in the Greater Washington Area Small Companies since 2018. Equal Opportunity Employer Edgewater Federal Solutions is an Equal Opportunity Employer. It has been and continues to be our policy to provide equal employment to all employees and applicants for employment without regard to race, color, religion, gender, national origin, age, disability, marital status, veteran status and/or other status protected by applicable law. #J-18808-Ljbffr Edgewater Federal Solutions