Windows Domain Administrator

Computational Physics•Washington, DC

17h•Hybrid

About The Position

Computational Physics, Inc. (CPI) is looking for a full-time Windows Domain Administrator to support our customers at the United States Naval Observatory (USNO) in the deployment and maintenance of its new Precise Time and Astrometry Network. Background: The USNO is responsible for the production and dissemination of precise parameters concerning time, star positions, and the earth's rotation to the Department of Defense (DoD) and intelligence community, other U.S. Government (USG) users such as NASA and the National Oceanic and Atmospheric Administration (NOAA), as well as non-USG civilian and international users. Distribution of these parameters supports GPS navigation, among other applications, an important national and international function. A reliable, secure, maintainable and manageable USNO network is crucial to the production and dissemination of these data products. The successful candidate will: Provide direct technical support to the Precise Time, Celestial Reference Frame, Earth Orientation, and DevSecOps Departments at USNO. Work with USNO Information Assurance staff to ensure compliance with DoD cybersecurity requirements. Prepare and maintain associated documentation. The position will be located at the U.S. Naval Observatory in Washington D.C. Partial telework may be permitted in accordance with applicable Navy and Observatory guidance in effect at the time. Salary will be commensurate with experience and qualifications. CPI offers an excellent package of benefits. CPI is an employee-owned company - our team members receive company stock. Employee ownership motivates and empowers increased productivity, contribution to the longevity of the business, improved retention, and enhanced employee engagement. CPI has served various U.S. Government agencies, universities, international science organizations, prime contractors, as well as commercial customers for 40 years .

Requirements

7+ years of experience managing and configuring Microsoft Windows Server environments
Experience configuring, patching, and hardening domain environments (AD, DNS, GPO, ADFS)
Proficient in Active Directory administration, FSMO roles, replication, and OU management
Knowledge of PKI, CAC/ALT-token authentication, and certificate lifecycle management
Experience with WSUS and SCCM/MECM for patching and compliance management
Familiarity with VMware vSphere for virtual machine management
Experience with DISA STIGs, SCAP benchmarks, and ACAS/Nessus vulnerability remediation
Working knowledge of PowerShell scripting for automation and reporting
Understanding of Kerberos, LDAP, and Multi-Factor Authentication concepts
Experience integrating systems with monitoring tools (e.g., SolarWinds)
Strong troubleshooting skills for authentication, policy, and certificate issues
Networking fundamentals: TCP/IP, DNS, DHCP, VLANs, and firewall concepts
CompTIA Security+ CE or equivalent DoD 8570 certification (required)
Active Top Secret Security Clearance
U.S. citizenship is required for DoD contract

Nice To Haves

Microsoft certifications and DoD cybersecurity experience highly desirable

Responsibilities

Provide direct technical support to the Precise Time, Celestial Reference Frame, Earth Orientation, and DevSecOps Departments at USNO.
Work with USNO Information Assurance staff to ensure compliance with DoD cybersecurity requirements.
Prepare and maintain associated documentation.