Network/Systems Administrator I - Messaging

Cwsc; Hampton (VA); On-site; USD 95,000 - 130,000; Full time

Job summary

Computer World Services is seeking a skilled Exchange Administrator to support a hybrid on-prem and cloud environment in a 24/7/365 mission. You will manage mail flow, mailbox provisioning, licensing, and compliance using EAC, Entra Identity, and Defender tools.

The role requires strong PowerShell skills, AD/AAD expertise, and a valid Active Secret Clearance. Collaboration with Tier II/III teams and光focus on disaster recovery and support readiness.

Qualifications

• Deep hands-on with on-prem and cloud mail systems and SMTP.
• Experience with AD/AAD, EAC, Entra, and PowerShell scripting.
• Ability to troubleshoot complex Exchange Server and cloud mailbox issues.
• Active Secret Clearance required; 24/7/365 coverage.

Responsibilities

• Manage mail flow, disaster recovery, and compliance settings.
• Administer Exchange in hybrid on-prem/cloud environment.
• Collaborate with Tier II/III teams to resolve incidents.
• Shadow junior staff to advance Exchange/Office 365 knowledge.

Skills

Exchange Administration

PowerShell

AD / Azure AD

Mail Flow

Microsoft 365 Defender

MS Purview

Teams

Troubleshooting

Directory Services

Education

Security+ certification

AZ-900 (Azure Fundamentals)

Active Secret Clearance

MCSA 2012 or newer

Tools

Cloud Exchange Admin Center

Microsoft Entra Identity

MFCMapi

MS Purview

PowerShell scripting

Remedy ticketing system

Job description

• A solid understanding of exchange services management in a hybrid on-prem and cloud environment
• Experience with Mail Flow, Disaster Recovery, Managed Availability, Messaging Policies, Compliance, Configuring Reporting & Logging, Mailbox migrations both on prem and cloud, and a deep understanding of SMTP
• Experience with on-prem and cloud tools to include active directory, azure active directory, Cloud Exchange Admin Center (EAC), Microsoft Entra Identity, MFCMapi, MS Purview, M365 Defender, and PowerShell scripting and remedy ticketing system
• A fair troubleshooting background with the ability to assist with troubleshooting complex problems and issues with guidance from intermediate and senior technicians
• Managing user accounts in AD/Azure AD
• Managing distribution lists and shared mailboxes
• Troubleshooting outlook and cloud mailbox issues
• Managing mailbox cloud licenses
• Working with Tier III and other Tier II support groups
• Ability to use Active Directory and Exchange tools for troubleshooting
• Using PowerShell cmdlets and scripts to manage Exchange
• Microsoft TEAMS support
• Working with Microsoft to troubleshoot system issues
• Shadowing intermediate technicians to advance knowledge
• Desired experience: Microsoft 365 Admin Center, Microsoft Entra Identity, Exchange Admin Center, MS 365 Defender, and MS Purview
• Account management using Active directory on-prem and AZURE cloud environments
• Troubleshooting exchange servers and cloud exchange environments to include mail flow, outlook, mailbox licensing, teams, one drive, and mailbox configuration and compliance
• BUEM and Microsoft TEAMS
• Microsoft Windows Server 2016/2019/2022
• Required: Security +, or other qualifying IAT II certification
• Microsoft Azure Fundamentals (AZ-900) certification within 90 days
• Desired Certifications: Microsoft MCSA 2012 or newer, Microsoft Azure Administrator Associate, AZ-104, and Microsoft 365: Administrator (MS-102)
• Active Secret Clearance
• This is a 24/7/365 mission, and the ability to support Day, Swing, and Mid operations is required. If a temporary schedule change is required to support operations, you will be provided with as much notice as the situation allows
• Certification requirements are subject to change at the government's direction. If this occurs you will be 120 days to become compliant

Computer World Services is an affirmative action and equal employment opportunity employer. Current employees and/or qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, disability, protected veteran status, genetic information or any other characteristic protected by local, state, or federal laws, rules, or regulations.

Computer World Services is committed to the full inclusion of all qualified individuals. As part of this commitment, Computer World Services will ensure that individuals with disabilities (IWD) are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact Human Resources at [e-mail].