Senior Microsoft Infrastructure Administrator (REMOTE)

Koniag Government Services; Washington (District of Columbia); Remote; USD 120.000 - 180.000; Vollzeit

Benefits dieser Stelle

Medical insurance

Dental insurance

Vision insurance

401(k)

Paid time off

Parental leave

Life insurance

Disability insurance

FSA

Commuter Benefits

Tuition Reimbursement

Zusammenfassung

Koniag IT Systems, LLC, a Koniag Government Services company, seeks a Senior Microsoft Infrastructure Administrator to support Microsoft 365, Azure Government, Entra, and Endpoint security for a government client in Washington, DC. The role is remote and requires the ability to obtain a Public Trust.

Responsibilities include leading architecture, engineering, and governance across Microsoft platforms, ensuring FedRAMP-aligned security, and mentoring junior staff. Equal opportunity employer.

Qualifikationen

• 6–8 years of enterprise Microsoft infra admin/engineering experience.
• Experience administering Microsoft 365, Azure Government, and Entra in a Federal or equivalent enterprise.
• Experience with Intune and Defender for Endpoint.
• Experience implementing Zero Trust across Microsoft platforms.
• Experience in Federal or private-sector enterprise of comparable scale and security posture.
• Ability to independently resolve complex, cross-domain Microsoft infra issues.
• Experience with FedRAMP-authorized Microsoft services and Federal security requirements.

Aufgaben

• Administer and engineer Microsoft 365 environment (Exchange Online, SharePoint Online, OneDrive, Teams).
• Lead service updates, rollouts, and ITIL 4 change management.
• Monitor service health, performance, and security; address issues proactively.
• Develop configuration standards, policies, and governance for Microsoft platforms.
• License management coordination with Asset/Financial Management.
• Stay current with Microsoft 365 roadmap and security requirements.
• Administer Azure Government (Entra ID, CA policies, identity governance, PIM).
• Lead Entra identity services integration (IAL2, MFA, SSO).
• Support Zero Trust Architecture implementation across Microsoft platforms.
• Manage Azure subscriptions, RBAC, and policy enforcement.
• Coordinate with Infrastructure team on Azure workloads.
• Support FedRAMP compliance for Azure Government.

Kenntnisse

M365 Admin

Azure Gov

Intune mgmt

Defender for Endpoint

ITIL 4

PowerShell

RBAC

Tools

Exchange Online

SharePoint Online

OneDrive

Teams

Entra ID

Jobbeschreibung

Applications for this position will be accepted through 11/9/26

Koniag IT Systems, LLC a Koniag Government Services company, is seeking a Senior Microsoft Infrastructure Administrator to support KITS and our government customer Washington, DC. The position is remote. This position requires the candidate to be able to obtain a Public Trust.

Benefits include medical, dental, and vision insurance, 401(k) retirement plan, paid time off, paid parental leave, life and disability insurance, flexible spending accounts, commuter benefits and tuition reimbursement.

Key Responsibilities:

Microsoft 365 Administration & Engineering:

• Provide expert-level administration, configuration, and engineering support for CLIENT's Microsoft 365 environment, including Exchange Online, SharePoint Online, OneDrive, Microsoft Teams, and associated services
• Lead planning and execution of Microsoft 365 service updates, feature rollouts, and configuration changes in accordance with ITIL 4 change management practices
• Monitor Microsoft 365 service health, performance, and security posture, taking proactive action to address issues before they impact end users
• Develop and maintain Microsoft 365 configuration standards, policies, and governance documentation
• Support Microsoft 365 license management and optimization in coordination with the Asset/Financial Management team
• Stay current on Microsoft 365 roadmap updates and recommend improvements aligned with CLIENT's mission and security requirements

Azure Government & Entra Identity Administration:

• Administer and engineer CLIENT's Microsoft Azure Government environment, including Azure Active Directory (Entra ID), conditional access policies, identity governance, and privileged identity management
• Lead integration and administration of Microsoft Entra identity services, including IAL2 identity assurance, multi-factor authentication, and single sign-on configurations
• Support Zero Trust Architecture implementation through proper configuration of Entra identity, conditional access, and least-privilege access controls
• Manage Azure Government resource administration, including subscriptions, resource groups, role-based access control (RBAC), and policy enforcement
• Coordinate with the Infrastructure and Platform Operations team on Azure-hosted workloads and cloud infrastructure management
• Support FedRAMP compliance for Azure Government services in alignment with CLIENT cybersecurity policies

Endpoint Management & Security:

• Lead administration and engineering of Microsoft Endpoint Manager (Intune) for device management, compliance policy enforcement, and application deployment across CLIENT's endpoint fleet
• Manage Microsoft Defender for Endpoint configuration, policy management, and incident response coordination
• Develop and maintain endpoint configuration baselines, compliance policies, and security standards aligned with NIST SP 800-53 and CLIENT cybersecurity requirements
• Support patch management and software deployment processes for Windows endpoints through Intune and related tooling
• Coordinate with the NOC and Service Desk teams on endpoint-related incidents and escalations

Exchange Online & Teams Administration:

• Administer and engineer Exchange Online, including mail flow, transport rules, anti-spam/anti-phishing policies, and mailbox management
• Support Microsoft Teams administration, including Teams policies, governance, meeting configurations, and integration with A/V systems
• Manage email security configurations, including DMARC, DKIM, SPF, and Microsoft Defender for Office 365
• Coordinate with the A/V Lead Systems Integrator on Microsoft Teams Rooms integration and support
• Troubleshoot and resolve complex Exchange Online and Teams incidents, serving as the senior escalation point for Microsoft messaging and collaboration issues

Security, Compliance & Governance:

• Ensure all Microsoft infrastructure configurations comply with FISMA, NIST SP 800-53, FedRAMP, and CLIENT cybersecurity policies
• Administer Microsoft Purview compliance solutions, including data loss prevention, information protection, and compliance management
• Support implementation and maintenance of Zero Trust Architecture principles (NIST SP 800-207, OMB M-22-09) across Microsoft platforms
• Apply least-privilege and separation-of-duties principles to all Microsoft infrastructure configurations and access management
• Support security assessment activities, audit evidence collection, and remediation of Microsoft-related findings
• Promptly report suspected or confirmed security incidents involving Microsoft infrastructure per CLIENT procedures

Incident Management & Escalation:

• Serve as the senior escalation point for complex Microsoft infrastructure incidents and problems
• Independently diagnose and resolve complex, cross-domain Microsoft infrastructure issues without escalation to government personnel for subject-matter knowledge
• Manage the Microsoft infrastructure incident lifecycle in the Government ITSM platform, ensuring accurate and complete records
• Coordinate with the NOC, Service Desk, network, and infrastructure teams to resolve cross-functional Microsoft incidents
• Develop and maintain Microsoft infrastructure troubleshooting runbooks, escalation procedures, and knowledge base articles

Team Leadership & Mentoring:

• Provide senior technical guidance and mentoring to junior Microsoft Infrastructure Administrators
• Assign and prioritize Microsoft infrastructure work items in alignment with Sprint commitments and operational priorities
• Ensure team members are cross-trained and capable of supporting all Microsoft infrastructure functions
• Conduct quality reviews of team members' work to ensure accuracy, completeness, and adherence to standards
• Support recruitment, onboarding, and professional development of Microsoft infrastructure team personnel

Required Qualifications:

Experience:

• Minimum 6–8 years of hands-on enterprise Microsoft infrastructure administration and engineering experience
• Demonstrated experience administering and engineering Microsoft 365, Azure Government, and Microsoft Entra in a Federal or comparable enterprise environment
• Proven experience with Microsoft endpoint management using Microsoft Intune and Microsoft Defender for Endpoint
• Experience implementing and maintaining Zero Trust Architecture principles across Microsoft platforms
• Demonstrated experience in a Federal or private-sector enterprise environment of comparable scale, complexity, and security posture
• Proven ability to independently resolve complex, cross-domain Microsoft infrastructure problems at the enterprise level
• Experience with FedRAMP-authorized Microsoft services and Federal security compliance requirements

Technical Expertise:

• Expert-level proficiency in:
• Microsoft 365 administration (Exchange Online, SharePoint, OneDrive, Teams)
• Microsoft Azure Government and Azure Active Directory (Entra ID)
• Microsoft Entra identity governance, conditional access, and privileged identity management
• Microsoft Endpoint Manager (Intune) — device management and compliance
• Microsoft Defender for Endpoint and Defender for Office 365
• Microsoft Purview compliance solutions
• Exchange Online mail flow, security, and administration
• Role-based access control (RBAC) and least-privilege access management
• Strong working knowledge of:
• Zero Trust Architecture and OMB M-22-09 implementation
• NIST SP 800-53 security controls as applied to Microsoft platforms
• FedRAMP requirements for Microsoft GCC High or Azure Government
• PowerShell scripting for Microsoft 365 and Azure administration
• ITSM platforms (e.g., ServiceNow)
• ITIL 4 change and incident management practices
• Enterprise network fundamentals relevant to Microsoft infrastructure

Required Certifications (Must be current and unexpired throughout performance):

• Microsoft Certified: Microsoft 365 Administrator Expert (MS-102) (required)
• Microsoft Certified: Azure Administrator Associate (AZ-104) (required)
• Microsoft Certified: Identity and Access Administrator Associate (SC-300) (required)
• Additional preferred certifications:
• Microsoft Certified: Azure Solutions Architect Expert (AZ-305)
• Microsoft Certified: Security Operations Analyst Associate (SC-200)
• Microsoft Certified: Information Protection Administrator Associate (SC-400)
• CompTIA Security+ or equivalent

Our Equal Employment Opportunity Policy

The company is an equal opportunity employer. The company shall not discriminate against any employee or applicant because of race, color, religion, creed, ethnicity, sex, sexual orientation, gender or gender identity (except where gender is a bona fide occupational qualification), national origin or ancestry, age, disability, citizenship, military/veteran status, marital status, genetic information or any other characteristicprotected by applicable federal, state, or local law. We are committed to equal employment opportunity in all decisions related to employment, promotion, wages, benefits, and all other privileges, terms, and conditions of employment.

The company is dedicated to seeking all qualified applicants. If you require an accommodation to navigate or apply for a position on our website, please get in touch with Heaven Wood via e-mail at [e-mail] or by calling 703-488-9377 to request accommodations.

Koniag Government Services (KGS) is an Alaska Native Owned corporation supporting the values and traditions of our native communities through an agile employee and corporate culture that delivers Enterprise Solutions, Professional Services and Operational Management to Federal Government Agencies. As a wholly owned subsidiary of Koniag, we apply our proven commercial solutions to a deep knowledge of Defense and Civilian missions to provide forward leaning technical, professional, and operational solutions. KGS enables successful mission outcomes for our customers through solution-oriented business partnerships and a commitment to exceptional service delivery. We ensure long-term success with a continuous improvement approach while balancing the collective interests of our customers, employees, and native communities. For more information, please visit www.koniag-gs.com.

Equal Opportunity Employer/Veterans/Disabled.Shareholder Preference in accordance with Public Law 88-352