Demo

Mail Engineer

System One
Washington, DC Contractor
POSTED ON 4/14/2026
AVAILABLE BEFORE 7/12/2026

Job Title: Mail Engineer
Location: Washington, DC
Type: Contract
Compensation: $52.50 - $65.00 per hour
Contractor Work Model: Hybrid
Hours: 40.0 hours/week
Security Clearance: Public Trust

Responsibilities

  • Support design, configuration, integration, testing, release, maintenance, and support of Microsoft O365 Cloud, Exchange, Intune with Apple Business Manager, Azure, Office Suite, Outlook applications, One Drive for Business, and Microsoft Security & Compliance.
  • Collaborate with Federal and Contractor Service Desk, Incident Management Center, Desktop Engineering, Executive Help Engineering, Application Hosting, and Infrastructure Engineering teams to ensure excellent customer service, troubleshooting, resolution, restoration, provisioning, and availability of Mail and MDM services.
  • Manage incident requests, restorations based on urgency, impact, and priority, including assessment, assignment, queue monitoring, resolution, and closure.
  • Coordinate change and release activities for Mail and MDM services, including design, architecture, configuration, staffing, scheduling, impact analysis, approvals, communications, testing, implementation, monitoring, and operations.
  • Ensure timely fulfillment of role-based access, permissions, communications, distribution groups, and functionality requests.
  • Follow incident, event, problem, configuration, and change management protocols to troubleshoot and restore services caused by outages and defects.
  • Perform root cause analysis, troubleshoot issues, and implement workarounds and resolutions in collaboration with IT teams and third-party vendors.
  • Assess security vulnerabilities and incidents, implement patches, upgrades, and email blocking measures to mitigate threats and risks.
  • Monitor performance, access, licensing, and capacity, providing recommendations for improvements.
  • Participate in a 24/7 on-call support rotation.
  • Create, update, and maintain design documents, architectures, data profiles, licenses, SOPs, work instructions, and knowledge articles.
  • Manage daily operations, deliverables, stakeholder expectations, risk management, and reporting.

Requirements

  • Minimum of 8 years of experience supporting Enterprise Messaging Services.
  • Certified in Microsoft O365 or equivalent.
  • Proven experience in supporting and managing Microsoft O365 Cloud, Exchange, Intune, Apple Business Manager, Azure, and related applications.
  • Ability to work cooperatively with technical teams and clients, maintaining effective customer relationships.
  • High cohesiveness as a team member and capability to serve as a change agent and consultant.
  • Must be able to work in the US without sponsorship and have resided in the US for at least 3 years.
  • Ability to obtain a public trust clearance.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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Ref: #851-Rockville-S1

Salary : $53 - $65

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