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RIVA Solutions, Inc. · 2 months ago

Sr Windows/ Azure Administrator

Washington, DC

Full-time

Hybrid

Senior Level, Lead/Staff

$0/yr - $140K/yr

8+ years exp

RIVA Solutions, Inc. is a company that prioritizes its employees and fosters a culture of innovation and accountability. They are seeking a Senior Windows / Azure Administrator to provide expert-level systems administration and cloud infrastructure support, focusing on the management, optimization, and security of hybrid Windows and Azure environments.

Information ServicesInformation TechnologyManagement Consulting

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Lead the administration and optimization of Windows Server and Azure environments supporting mission-critical systems

Manage enterprise Active Directory (AD) and Azure AD domains, including Group Policy, authentication, and identity lifecycle management

Oversee configuration, deployment, and maintenance of virtual machines, storage, networking, and hybrid cloud integrations

Serve as an escalation point for complex system and infrastructure issues across on-premises and cloud environments

Develop, document, and enforce standards for system configuration, maintenance, and patching

Implement and monitor system performance metrics, capacity planning, and resource utilization

Conduct system hardening and ensure compliance with DISA STIGs, NIST, and other federal cybersecurity standards

Coordinate with cybersecurity, network, and engineering teams to support ATO packages, vulnerability remediation, and security audits

Support migration and modernization projects, including on-prem to cloud transitions, version upgrades, and automation efforts

Lead and mentor junior administrators, providing training and guidance to strengthen team capabilities

Maintain detailed technical documentation, runbooks, and system configuration baselines

Participate in change control, incident management, and operational review meetings

Respond to after-hours system alerts, outages, or maintenance windows as needed

Qualification

Windows Server managementAzure administrationActive Directory managementPowerShell scriptingSystem hardeningPatch managementInterpersonal skillsCommunication skillsLeadership skills

Required

Bachelor's degree (BS/BA) in Information Systems, Computer Science, or a related discipline

Minimum of 8 years of experience in Windows and/or Azure systems administration

U.S. Citizenship required

Active Secret or Top-Secret clearance

Proven experience managing enterprise Windows infrastructure, including AD, GPOs, and file/print/DNS/DHCP services

Expertise in Azure administration, including Azure AD, networking, and virtualization

Strong understanding of PowerShell scripting and task automation

Demonstrated ability to lead projects, resolve complex issues, and drive system improvements

Experience with patch management, backups, monitoring, and performance tuning

Preferred

Advanced certifications such as Microsoft Certified: Azure Administrator Associate (AZ-104), Microsoft 365 Certified: Enterprise Administrator Expert, or MCSA/MCSE

Prior experience supporting Department of Commerce, NTIA, or other federal civilian agencies

Knowledge of Intune, Endpoint Manager, or other enterprise management platforms

Familiarity with Azure Governance, role-based access control (RBAC), and cost optimization practices

Experience with automation and Infrastructure-as-Code (IaC) tools such as Ansible or Terraform

Strong interpersonal and communication skills, with the ability to lead teams and interface with program stakeholders