Systems Engineer IV

The Microsoft Exchange/Messaging Engineer supports the Peace Corps in Washington, DC. As part of the Office of the Chief Information Officer (OCIO), this position focuses on providing expert level development, operations and maintenance, engineering and architecture design, integration, and testing services for the Peace Corps Exchange and Messaging systems. The position requires in-depth knowledge of Microsoft-based infrastructure design and development, messaging and directory services best practices, and advanced knowledge of systems administration, operations, and management. The Microsoft Exchange/Messaging Engineer should have expert-level experience planning, documenting, installing, managing, monitoring, and troubleshooting high-availability Exchange Server 2016 and 2019 environments and will be expected to be able to comfortably configure aspects of the Microsoft Enterprise Exchange in support of Peace Corps users across multiple AD domains to provide messaging support. This position is remote to the Washington, DC area.

Chickasaw Nation Industries, Inc. serves as a holding company with multiple subsidiaries engaged in several lines of business (Technology, Infrastructure & Engineering, Health, Manufacturing, Public Safety, Consulting, and Transportation) for the federal government and commercial enterprises. A portion of our profits is used to support Chickasaw citizens. We are proud to support the economic development and long-term viability of the Chickasaw Nation and its people. CNI offers premium benefits eligible on the first day of hire to full time employees; (Medical - Dental – Vision), Company Life Insurance, Short-Term and Long-Term Disability Insurance, 401(K) Immediate Vesting, Professional Development Assistance, Legal Aid Assistance Program, Family Planning / Fertility Assistance, Personal Time Off, and Observance of Federal Holidays.

As a federal contractor, CNI is a drug-free workplace and adheres to the Federal Controlled Substance Act.   

ESSENTIAL REQUIREMENTS

• Must be able to maintain a Peace Corp Clearance for access to facilities, equipment and property. 

• Relevant certifications (e.g., Microsoft Certified: Exchange Server, Intune, or Azure) 

• A minimum of a Bachelor’s degree and at least six (6) years of experience supporting, designing, migrating, troubleshooting, and optimizing Microsoft Exchange and related enterprise services. 

• 6-8 years of technical experience with installation, upgrades and maintenance of various server and network support systems preferred. 

• At least 6-8 years of experience in designing, implementing, and managing Microsoft Exchange and Office 365 environments. 

• Thorough working knowledge of Windows Server 2019 and 2022. 

• Ability to identify and troubleshoot server performance issues using native Windows Server tools and utilities. 

• Maintain a “forward-looking” posture and work with management to plan for future upgrades, including Exchange migration to the newer versions. 

• Strong experience with Exchange 2019, planning, deploying, and migration, including experience with mailbox server failover and cluster management. 

• Experience with PowerShell commands needed to manage Active Directory features, roles, mailboxes, performance, and troubleshooting. 

• Experience identifying the need for any Active Directory system reconfigurations (minor or significant). 

• Extensive knowledge of AD architecture - databases and logs, mail routing, and protocol support. 

KEY DUTIES AND RESPONSIBILITIES

Essential Duties and responsibilities include the following. Other duties may be assigned. 

• Supports the overall health of technologies associated with the Enterprise Messaging environment. 

• Provides Microsoft Enterprise Exchange operational configuration management support. 

• Provides Cisco IronPort technical expertise in the management, maintenance, and problem resolution. 

• Monitors the health of Messaging systems with provided event management tools. 

• Implements monitoring tools thresholds and conduct proactive event remediation. 

• Ensures that any latency is identified and mitigated/remediated upon discovery in accordance with required response times. 

• Identifies and troubleshoots server performance issues using native Windows Server tools and utilities. 

• Monitors availability of system upgrades. 

• Creates and maintains knowledge base, configuration, and support documentation. 

• Creates documentation, diagrams, and flowcharts detailing