Sr Systems Administrator

10 years of relevant experience with Microsoft Windows server operating systems, Active Directory, Group Policies, Cyber Security, and TCP/IP networking. Key requirements and responsibilities for this role: Design, deploy, and manage cloud infrastructure on platforms such as AWS, Azure, or Google Cloud.

Johnson Service Group is recruiting for a Sr Systems Administrator
Location: Manassas, VA (20109)
Contract to Hire position with expected salary in the 120k range
Client requires ALL candidates to be US Citizen or Green Card Holder (Perm Resident)

Seeking a skilled and experienced Sr. System/Cloud engineer.
The ideal candidate will manage and maintain our Microsoft Windows systems, endpoint security, and cloud infrastructure.

Key requirements and responsibilities for this role:

• • Design, deploy, and manage cloud infrastructure on platforms such as AWS, Azure, or Google Cloud.
  • Design, implement, and maintain on-premises and hybrid IT infrastructure, including servers, storage, and networking.
  • Proficient in managing and maintaining Active Directory, including creating and managing security groups.
  • Experienced in implementing and troubleshooting Group Policy Objects for efficient system configuration.
  • Monitor system performance and apply updates, patches, and upgrades as needed.
  • Experience with Microsoft Office, Office365, Active Directory, File Clusters, and Print Servers.
  • Previous knowledge of implementation of Zero-Trust architecture.
  • Extensive experience in optimizing virtual resources to enhance overall system performance.
  • Experience interpreting, writing, and debugging PowerShell scripts for automation.

Responsibilities:

• • Implement cloud-native solutions, including containerized applications and microservices architectures.
  • Maintain Operating System baselines for Windows Servers and Workstations.
  • Implement, install, configure, monitor, troubleshoot, and evaluate Microsoft Windows operating systems.
  • Install, upgrade/patch, monitor, troubleshoot, and perform configuration management.
  • Implement hardened settings to improve the security posture of endpoints.
  • Restrict the use of local admin accounts and implement the least privilege principle.
  • Provide support to technical staff in diagnosing and correcting system-related failures.
  • Determine logical solutions to complex system administration and application problems.
  • Implement and manage disaster recovery strategies.
  • Configure and maintain replication processes for critical systems.

Academic QUALIFICATIONS

• • Bachelor's (BS) degree in computer science, management information systems, or a related field. 
  • Certification in a related field (Security +, MSA, MCSE) would be considered a plus.
  • Microsoft Azure certification (AZ-900, AZ104) will be considered a plus.

DESIRED SKILLS

• • Working knowledge of security controls.
  • General knowledge of Cloud technologies, such as Office 365

Minimum Experience
10 years of relevant experience with Microsoft Windows server operating systems, Active Directory, Group Policies, Cyber Security, and TCP/IP networking.



JSG offers medical, dental, vision, life insurance options, short-term disability, 401(k), weekly pay, and more. Johnson Service Group (JSG) is an Equal Opportunity Employer. JSG provides equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, disability, marital status, protected veteran status, or any other characteristic protected by law.

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