Job Overview
Compensation
Salary
Range $62,200.00 - $87,000.00
Benefits
Health Insurance
Life insurance
Disability insurance
retirement savings plan
Paid holidays
Paid Time Off
Job Description
Maximus is a trusted federal partner dedicated to supporting mission-critical programs across national security, defense, and public service delivery sectors. With a reputation for operational excellence, Maximus focuses on sustaining, operating, and enhancing essential government systems and services that impact millions. This company exemplifies a mission-driven culture where teamwork, accountability, and professional growth are foundational to its operational philosophy. Through continuous investment in workforce training, education, and career development, Maximus empowers professionals to deliver high-impact solutions that contribute significantly to national outcomes. Joining Maximus means becoming part of a collaborative environment committed to mission success and national security.
The position at hand involves providing Tier-3 engineering support for Microsoft 365 Government Community Cloud (GCC), Exchange Online, hybrid Exchange Server, and SharePoint Online environments. The role is integral to ensuring the availability, performance, and security of these critical enterprise platforms. Responsibilities include managing enterprise email and messaging services, supporting SharePoint Online platform operations, and executing patches, upgrades, and migrations with minimal disruption. The ideal candidate will have hands-on experience resolving complex technical incidents, performing root cause analysis, and collaborating with cybersecurity teams to maintain secure communication environments. This position requires the ability to obtain and maintain a Public Trust clearance, with preference given to those holding an active Public Trust or Department of Homeland Security (DHS) suitability status. Candidates must be U.S. citizens without dual citizenship. Emphasis is placed on proficiency with Microsoft 365 administration in government or commercial settings, managing large-scale user environments exceeding 10,000 users, and a working knowledge of email security and malware mitigation aligned with cybersecurity policies and standards. Maximus offers a competitive compensation package with benefits including health insurance, life and disability insurance, retirement savings plans, paid holidays, and paid time off. The role is contingent upon contract award and position availability, reflecting the company's commitment to supporting government missions through high-caliber technology and consulting services.
The position at hand involves providing Tier-3 engineering support for Microsoft 365 Government Community Cloud (GCC), Exchange Online, hybrid Exchange Server, and SharePoint Online environments. The role is integral to ensuring the availability, performance, and security of these critical enterprise platforms. Responsibilities include managing enterprise email and messaging services, supporting SharePoint Online platform operations, and executing patches, upgrades, and migrations with minimal disruption. The ideal candidate will have hands-on experience resolving complex technical incidents, performing root cause analysis, and collaborating with cybersecurity teams to maintain secure communication environments. This position requires the ability to obtain and maintain a Public Trust clearance, with preference given to those holding an active Public Trust or Department of Homeland Security (DHS) suitability status. Candidates must be U.S. citizens without dual citizenship. Emphasis is placed on proficiency with Microsoft 365 administration in government or commercial settings, managing large-scale user environments exceeding 10,000 users, and a working knowledge of email security and malware mitigation aligned with cybersecurity policies and standards. Maximus offers a competitive compensation package with benefits including health insurance, life and disability insurance, retirement savings plans, paid holidays, and paid time off. The role is contingent upon contract award and position availability, reflecting the company's commitment to supporting government missions through high-caliber technology and consulting services.
Job Requirements
- Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent years of relevant experience
- 5+ years supporting Microsoft enterprise collaboration platforms, including Microsoft 365, Exchange, and/or SharePoint in cloud or hybrid environments
- Demonstrated experience administering Microsoft 365 (Government or Commercial) environments, including Exchange Online and hybrid Exchange Server, supporting large enterprise user populations (10,000+ users)
- Hands-on experience providing Tier-3 engineering support, including complex incident resolution, root cause analysis, service restoration, and execution of approved changes in production cloud and hybrid environments
- Experience administering SharePoint Online, including site collections, permissions, governance controls, and integration with Microsoft 365 collaboration services
- Experience planning and executing upgrades, patches, and migrations for enterprise messaging and collaboration platforms
- Working knowledge of email security and malware mitigation, including spam filtering, malicious content isolation, and alignment with cybersecurity policies and NIST SP 800-53 controls
- Ability to obtain and maintain a Public Trust (or higher) clearance
- Must be a U.S. citizen without dual citizenship
Job Qualifications
- Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent years of relevant experience
- 5+ years supporting Microsoft enterprise collaboration platforms, including Microsoft 365, Exchange, and/or SharePoint in cloud or hybrid environments
- Demonstrated experience administering Microsoft 365 (Government or Commercial) environments, including Exchange Online and hybrid Exchange Server, supporting large enterprise user populations (10,000+ users)
- Hands-on experience providing Tier-3 engineering support, including complex incident resolution, root cause analysis, service restoration, and execution of approved changes in production cloud and hybrid environments
- Experience administering SharePoint Online, including site collections, permissions, governance controls, and integration with Microsoft 365 collaboration services
- Experience planning and executing upgrades, patches, and migrations for enterprise messaging and collaboration platforms
- Working knowledge of email security and malware mitigation, including spam filtering, malicious content isolation, and alignment with cybersecurity policies and NIST SP 800-53 controls
- Ability to obtain and maintain a Public Trust (or higher) clearance
Job Duties
- Provide Tier-3 engineering support for Microsoft 365 GCC, Exchange Online, hybrid Exchange Server, and SharePoint Online environments
- Manage, monitor, restore, and optimize enterprise email and messaging services, including mailbox services, transport, retention, and e-discovery capabilities
- Support SharePoint Online platform operations, including site collections, permissions, integrations, and collaboration workloads aligned with enterprise messaging services
- Plan, test, execute, and support upgrades, patches, and migrations across cloud and hybrid environments while minimizing user impact and service disruption
- Perform break-fix restoration, root cause analysis, and complex incident resolution in coordination with incident management and cybersecurity teams
- Support the segregation and elimination of malicious software and spam traffic in accordance with security policies and directives
- Develop and maintain technical documentation, standard operating procedures, and platform diagrams
Job Criteria
Experience
Mid Level (3-7 years)
Job Location
Your Profile Is Visible To Hiring Managers Across OysterLink.
We'll match you with best jobs
Get job offers faster
Search For More Opportunities:
How Candidates Get Hired Faster
Apply to 2–3 similar roles
Complete profile & get best matches
Check new opportunities daily
