Job Opportunity for Senior Windows Server Systems Administrator

Job Title: Senior Windows Server Systems Administrator
Location: Washington, DC 20224
Duration: 7 Months +(Possible Extension)
Pay Range: $53 - $55/hr W2

Responsibilities:

• Configure and troubleshoot Windows Server operating system in support of Active Directory, DNS and Certificate Authorities.
• Demonstrate extensive understanding of Active Directory systems and be able to manage and maintain them
• Demonstrate extensive understanding of DNS, Certificate Authority, Certificate Management and Authentication Services - ADFS, SAML, SSO, OKTA
• Applying STIG and VPR adjustments as required
• Manage the certificate environment to ensure certificates are issued on time and installed with no outage
• Develop scripts to monitor and check health of Active Directory, DNS and Certificate Authorities.
• Design, develop, and support scalable, redundant infrastructure to include physical, virtualized and cloud environments
• Install, configure and manage a windows-based certificate authority sever
• Install, configure and maintain group management policies including role-based management
• Set up administrator and service accounts, maintain system documentation, tune system performance, install system wide software
• Apply NIST, DISA security controls, security hardening changes based on best practice
• Validate and implement critical system patches, and allocate directory storage space
• Improve existing infrastructure to incorporate latest technology best practices and cross application integrations
• Day-to-day collaboration with engineering teams and system owners, to influence design, and architect solutions in multi-tiered environments
• Manage individual project priorities, deliverables, and deadlines
• Produce clear documentation for delivered solutions

Must Have Skills:
Education and Experience: Typically requires a Bachelor's degree from an accredited college in a related discipline, with 8 - 12 years of prior relevant experience; or a Master's degree with 6 - 10 years of prior relevant experience. Additional years of experience and/or relevant certifications will be considered in lieu of degree.

• BS in Computer Science, Systems Engineering, or related technical field or equivalent experience with at least 8+ years in systems engineering or administration (6+ years with a MS/MIS Degree)
• Experience orchestrating workflows to execute at predefined times, including workflows that have data dependencies.
• Proficiency in DevOps tools; scripting languages including PowerShell
• 5 years of experience with Directory services (Microsoft Active Directory, Entra ID/Azure AD), Certificate Administration and DNS
• 4 years experience providing Tier II & III Windows support for Windows OS
• 3 years of Experience with ADFS, OKTA or other Authentication services
• Experience managing certificates and certificate authorities like Microsoft, Digicert, Entrust/Sectigo and SSL.com
• Ability to work well with people from many different disciplines with varying degrees of technical experience
• Ability to work well without constant supervision
• Ability to express complex technical concepts effectively, both verbally and in writing
• Experience establishing large computer clusters- Experience in continuous configuration automation (CCA) methods for providing a flexible, programmatic platform for deploying and managing the configuration of infrastructure and application resources.
• Experience in cloud-based technologies Entra, AWS. Integrating windows services (AD, ADFS) in a cloud architecture
• Networking (TCP/UDP, ICMP, and DNS, etc.), infrastructure services, and security experience
• ComTIA Security+
• Microsoft Certified Professional
• 3 years of patching servers, backups, permission management
• 4 years of experience in an operations role
• Government contracting experience, particularly with the DOJ
• DOJ or DOD Clearance