System Administrator 3
Richmond, Texas, United States of America
Contract
1 week ago
Key skills
PowerShellAzureAzure ADEntra IDActive DirectorySSOLeadershipChange ManagementCommunicationCollaboration
About this role
Job Description
The Client seeks 2 Systems Administrators to support a secure, stable, and high-performing hybrid IT environment. This role administers servers, identity systems, and enterprise services across on-premises and cloud platforms.
The Systems Administrator is a hands-on technical role focused on disciplined execution of operational processes, including patching, monitoring, backup, and system maintenance. The position works under the direction of the Director of Infrastructure & Operations and collaborates with Network Engineering, Information Security, End User Services, and Application/Data teams.
Key Responsibilities
Infrastructure Administration
- Administer Windows Server environments (on-premises and cloud)
- Manage Active Directory, Group Policy, DNS, and DHCP
- Support Microsoft 365 services (Exchange Online, Entra ID/Azure AD)
- Maintain system performance, availability, and configuration
Patch Management & Vulnerability Remediation
- Execute structured patching for servers and core systems
- Coordinate with leadership on scheduling and system impact
- Support vulnerability remediation aligned to security priorities
- Validate patches prior to deployment
- Track patch compliance and status
Security & Compliance Support
- Implement security controls defined by the Information Security Office
- Support identity and access management practices, including MFA
- Assist with system hardening, logging, and monitoring integrations
- Provide support for audits and compliance activities
Monitoring & Incident Response
- Monitor systems and respond to alerts and operational issues
- Provide Tier 2/3 support for infrastructure incidents
- Participate in incident response and escalation processes
- Contribute to root cause analysis and service improvements
Backup & Disaster Recovery
- Administer backup and recovery solutions
- Perform and validate backup and restore testing
- Support recovery objectives (RTO/RPO)
Change Management & Operations
- Follow defined change management processes
- Execute infrastructure changes in a controlled manner
- Participate in CAB or similar governance processes
Cross-Team Collaboration
- Partner with Network Engineering on infrastructure dependencies
- Coordinate with End User Services on user-impacting changes
- Support Application/Data teams on system integrations
- Communicate system status, risks, and issues to leadership
Required Qualifications
- Experience administering Windows Server environments
- Strong knowledge of Active Directory and Group Policy
- Experience supporting Microsoft 365 (Exchange Online, Entra ID/Azure AD)
- Experience with patch management and system maintenance
- Familiarity with backup and recovery solutions
- Basic understanding of networking concepts
Preferred Qualifications
- Experience in government or regulated environments
- Experience with hybrid infrastructure (on-premises and Azure)
- Familiarity with NIST or similar frameworks
- Experience with virtualization (VMware or Hyper-V)
- Exposure to monitoring, SIEM, or endpoint management tools
Knowledge, Skills, and Abilities
- Strong troubleshooting and problem-solving skills
- Ability to manage multiple operational tasks and priorities
- Effective communication and teamwork across technical groups
- Ability to follow structured processes and governance standards
- Focus on system reliability, security, and continuous improvement
- Windows Server +A12:D43administration Required 5 Years
- Active Directory administration Required 5 Years
- Group Policy management Required 3 Years
- DNS and DHCP administration Required 3 Years
- Microsoft 365 administration Required 3 Years
- Entra ID (Azure AD) administration Required 2 Years
- Server patch management Required 3 Years
- System monitoring and alert response Required 3 Years
- Backup and recovery administration Required 3 Years
- Virtualization (VMware and/or Hyper-V) Required 3 Years
- File and print services Required 2 Years
- PowerShell scripting Required 2 Years
- Operating system troubleshooting Required 5 Years
- Change management participation Required 2 Years
- Incident response support Required 2 Years
- Root cause analysis participation Required 2 Years
- Documentation maintenance Required 2 Years
- Maintenance window execution Required 2 Years
- Ticket/work management systems Required 3 Years
- MFA administration/support Required 2 Years
- System hardening practices Required 2 Years
- Vulnerability remediation execution Required 2 Years
- Access control management Required 2 Years
- Security policy adherence Required 2 Years
- NIST/security framework exposure Required 2 Years
- Communication and collaboration Required 3 Years
- Operational prioritization Required 3 Years
- Structured/process-oriented work Required 3 Years
- Working in team-based IT operations Required 3 Years
- Azure infrastructure administration Desired 2 Years
- Hybrid cloud environments Desired 2 Years
- Intune/endpoint management Desired 1 Years
- Identity federation/SSO Desired 1 Years
- Conditional Access policies Desired 1 Years
- SIEM/EDR exposure Desired 1 Years
- Advanced PowerShell scripting Desired 1 Years
- Infrastructure automation Desired 1 Years
- Government IT experience Desired 2 Years
- Regulated environment experience Desired 2 Years
Required Skills
Experience administering Windows Server environmentsStrong knowledge of Active Directory and Group PolicyExperience supporting Microsoft 365 (Exchange Online, Entra ID/Azure AD)Experience with patch management and system maintenanceFamiliarity with backup and recovery solutionsBasic understanding of networking conceptsWindows Server +A12:D43administration Required 5 YearsActive Directory administration Required 5 YearsGroup Policy management Required 3 YearsDNS and DHCP administration Required 3 YearsMicrosoft 365 administration Required 3 YearsEntra ID (Azure AD) administration Required 2 YearsServer patch management Required 3 YearsSystem monitoring and alert response Required 3 YearsBackup and recovery administration Required 3 YearsVirtualization (VMware and/or Hyper-V) Required 3 YearsFile and print services Required 2 YearsPowerShell scripting Required 2 YearsOperating system troubleshooting Required 5 YearsChange management participation Required 2 YearsIncident response support Required 2 YearsRoot cause analysis participation Required 2 YearsDocumentation maintenance Required 2 YearsMaintenance window execution Required 2 YearsTicket/work management systems Required 3 YearsMFA administration/support Required 2 YearsSystem hardening practices Required 2 YearsVulnerability remediation execution Required 2 YearsAccess control management Required 2 YearsSecurity policy adherence Required 2 YearsNIST/security framework exposure Required 2 YearsCommunication and collaboration Required 3 YearsOperational prioritization Required 3 YearsStructured/process-oriented work Required 3 YearsWorking in team-based IT operations Required 3 YearsAzure infrastructure administration Desired 2 YearsHybrid cloud environments Desired 2 YearsIntune/endpoint management Desired 1 YearsIdentity federation/SSO Desired 1 YearsConditional Access policies Desired 1 YearsSIEM/EDR exposure Desired 1 YearsAdvanced PowerShell scripting Desired 1 YearsInfrastructure automation Desired 1 YearsGovernment IT experience Desired 2 YearsRegulated environment experience Desired 2 Years