Windows System Administrator

About the role

At Rincon Research Corporation, our primary business is innovating, developing, and fielding digital signal processing (DSP) products and services for the United States Defense and Intelligence Communities in support of national security. Rincon Research Corporation (RRC), an employee owned company, is seeking a talented, tenacious, results-driven individual to work in a multi-disciplinary R&D environment with similarly motivated electrical engineers, mathematicians, computer scientists, and analysts who are collectively responsible for creating custom digital signal processing solutions and leveraging them to make an operational mission impact. Come join the team that is creating cutting edge signal processing and geolocation systems for the future!

Responsibilities

• Support and maintain Active Directory environments, including organizational units, Group Policy, security groups, permissions, site topology, and replication.
• Support and improve identity and cloud infrastructure as we continue to grow our environment.
• Work across a variety of technologies while helping build scalable, secure solutions alongside a small, collaborative team.
• Apply identity and access management principles to improve security, organization, and manageability across the environment.
• Support the design, configuration, and administration of Azure environments, with opportunities to help establish and expand cloud infrastructure.
• Participate in infrastructure modernization and optimization efforts, helping identify opportunities to improve reliability, security, and scalability.
• Manage and support core infrastructure services including DNS, DHCP, and certificate services.
• Provide system support through troubleshooting, and document resolutions for future reference.
• Participate in monthly operations cycles including patching, monitoring, maintenance, and tuning.
• Perform and help automate OS, software, and service installations.
• Create and maintain operational documentation and standard operating procedures.

Requirements

• 4+ years of experience in Windows systems administration.
• Experience with Active Directory, including OU design, group policy, multi-site environments, replication, and migrations.
• Strong working knowledge of core infrastructure services including DNS, DHCP, and certificate services.
• Experience with Microsoft Windows Server across deployment, service migration, and lifecycle management.
• Experience with storage platforms such as SAN, NAS, or hyperconverged configurations.
• Experience managing and resolving vendor OS and software patches and vulnerability notices.
• Ability to obtain and maintain TS/SCI security clearance.
• US CITIZENSHIP REQUIRED.

Qualifications

• Bachelor’s degree or equivalent experience.
• Microsoft certification such as Azure Administrator Associate (AZ-104), or a Windows Server focused certification.
• CompTIA Security+ or DoD 8570 Level II equivalent within 90 days of hire.
• TS/SCI eligibility preferred.
• Ability to travel up to 10%.

Skills

• Familiarity with Azure services