Systems Engineer Expert

We are seeking an experienced Systems Engineer to support a mission-focused enterprise environment, responsible for administering, optimizing, and maintaining Exchange and Windows infrastructure in both on-premises and Microsoft 365 hybrid environments. The ideal candidate will ensure high availability messaging systems, support complex migrations, and resolve performance and operational issues across enterprise-scale systems.

* Administer and support Microsoft Exchange environments in both on-premises and Microsoft 365 (M365) hybrid architectures
* Support migration of Exchange Server environments to Exchange Online (M365)
* Design, implement, and troubleshoot Active Directory architecture, disaster recovery, and performance issues
* Configure, manage, and troubleshoot Database Availability Groups (DAGs) to ensure system availability and resiliency
* Diagnose and resolve Exchange and Windows Server performance issues in enterprise environments
* Communicate technical issues, expectations, and resolution plans to stakeholders in a clear and professional manner
* Develop and execute action plans to resolve complex messaging and infrastructure issues
* Maintain system documentation and support operational best practices for enterprise messaging services

* Must have a Top Secret Clearance with Polygraph

* Bachelor's or Master's degree in a related field

* Minimum of 11 years of experience in MS Exchange engineering and Windows infrastructure
* Strong experience with Active Directory architecture, design, disaster recovery, and troubleshooting
* Experience managing Exchange Server and Microsoft 365 hybrid environments
* Proven experience with Database Availability Groups (DAGs)
* Strong troubleshooting and performance analysis skills for Exchange and Windows Server environments
* Ability to work independently with minimal supervision
* Strong problem-solving and technical issue management skills, including stakeholder communication and execution of remediation plans
* Experience with SecDevOps principles and iterative development environments
* Experience with ServiceNow or similar ITSM tools
* Experience with Authorization & Accreditation (A&A) and System Security Plan (SSP) documentation processes
* Experience providing Tier 3 and Tier 4 technical support
* Experience with Agile development methodologies and DevSecOps toolsets (e.g., Jenkins, Git, Docker, Kubernetes)
* Familiarity with programming languages such as Java, C++, C#, Python, or Perl
* Ability to automate tasks using PowerShell scripting
* Microsoft certifications in administration, engineering, or Azure technologies preferred
* Strong analytical, troubleshooting, communication, and documentation skills
* Self-starter with ability to manage multiple priorities

Preferred Qualifications:

* Experience with SecDevOps practices and iterative development environments
* Experience with ServiceNow or similar IT service management tools
* Experience with Authorization & Accreditation (A&A) and System Security Plan (SSP) documentation processes
* Experience providing Tier 3 and Tier 4 technical support in enterprise environments
* Experience working in Agile development methodologies and sprint-based delivery teams
* Familiarity with programming languages such as Java, C++, C#, Python, or Perl
* Experience with DevSecOps toolsets including Jenkins, Git, Docker, and Kubernetes
* Microsoft administration or engineering certifications, including Azure certifications, preferred
* Strong experience in automation using PowerShell scripting
* Strong analytical, troubleshooting, communication, and documentation skills
* Self-starter with ability to manage multiple concurrent priorities