CrawlJobs Logo

Microsoft Systems Administrator

United States, Alexandria · Job Posted May 16, 2026
Apply Position
Job Link Share

Job Description

Location: Alexandria, VA Years’ Experience: 7+ Years of experience Education: Bachelor’s Degree Required Clearance: Applicants must be able to obtain and maintain a Public Trust security clearance. United States Citizenship is required as part of the eligibility criteria to be able to obtain this type of security clearance. Certifications: Preferred certifications may include: Microsoft Certified: Azure Administrator CompTIA Network+, or VMware Certified Professional Key Skills: Serve as the senior technical escalation point for complex system issues. Architect and design enterprise‑grade Windows infrastructure solutions, ensuring alignment with industry best practices, security standards, and organizational requirements. Lead and mentor a team of system administrators, providing technical direction, prioritizing workloads, and driving operational excellence across Windows server environments. Partner closely with clients to assess business needs, design scalable Windows‑based architectures, and collaboratively implement solutions that enhance performance, reliability, and security. Oversee end‑to‑end implementation activities—including planning, configuration, migration, and optimization—while ensuring compliance, documentation quality, and seamless integration with existing systems. Recommend and enforce best‑practice frameworks for Active Directory, Group Policy, virtualization, patch management, and disaster recovery to maintain a robust and resilient infrastructure. Azure DevSecOps experience is desirable.

Job Responsibility

  • Serve as the senior technical escalation point for complex system issues
  • Manage and maintain the Microsoft-based infrastructure including servers, networks, and applications
  • Ensure the Microsoft infrastructure is scalable, secure, stable, and efficient operation of systems by performing regular updates, backups, and troubleshooting tasks
  • Oversee the deployment, configuration and support of IT systems to ensure optimal performance and security using vSphere, Cloud Service Providers, appliances, etc.
  • Manage and maintain Microsoft-based IT infrastructure, including Windows Server, Windows 11, Entra ID, Active Directory, Intune, Exchange, Office 365, SharePoint, Teams, and Azure
  • Manage software deployment and updates through tools like SCCM and Intune
  • Provide technical expertise and ensure servers, endpoints, and Microsoft services are effectively integrated into overall IT strategy
  • Manage user accounts, permissions, and access controls to ensure system integrity and security
  • Monitor system performance and address issues that arise
  • Implement and maintain monitoring systems for proactive and reactive support
  • Manage Microsoft servers and Azure Cloud Services across multiple availability zones and physical locations
  • Create and maintain code-based automation to build, configure, and manage IT infrastructure (servers, networks, cloud)
  • Lead Infrastructure as Code (IaC) utilizing Terraform, Ansible, CloudFormation or similar technologies
  • Perform regular updates, backups, and troubleshooting to ensure systems run smoothly, securely, and availability
  • Participate in security and compliance assessments and audits
  • Participate in disaster recovery planning and testing to ensure system resilience
  • Manage and maintain M365 Conditional Access Policies
  • Implement and manage security policies to meet baselines, executive directives, and security requirements
  • Deliver unified role-based access across IT services
  • Develop and implement IT policies and procedures to ensure compliance with industry standards and regulatory requirements
  • Develop and maintain documentation for system configurations and procedures
  • Continuously research and evaluate new technologies and trends to recommend improvements and innovations
  • Collaborate with stakeholders to support various projects and initiatives
  • Provide technical leadership and guidance to junior staff, helping to develop their skills and knowledge

Requirements

  • Applicants must be able to obtain and maintain a Public Trust security clearance. United States Citizenship is required as part of the eligibility criteria to be able to obtain this type of security clearance. 7+ years of professional experience in Systems Administration
  • 3+ years of experience leading IT systems administration, including experience leading or overseeing system infrastructure
  • Bachelor’s degree in information technology or related field or equivalent professional experience
  • Must be able to support onsite work at the Alexandria, VA location as needed
  • Must have experience managing a Microsoft-based infrastructure by overseeing the deployment, migration, configuration, and support of Microsoft technologies such as Windows Server, Entra ID, Active Directory, Intune, Exchange Online, Office 365, SharePoint, Teams, and Azure
  • Windows Task Manager expertise (Cloud computing platforms such as AWS, Microsoft Azure, or Google Cloud Platform)
  • Experience providing end user system support
  • Experience managing and troubleshooting VMware vSphere environments
  • Experience with overseeing on-prem hardware infrastructure (e.g., servers and storage), the on-prem hypervisor environment (e.g., VMWare, vSphere), and CSP infrastructure hosted in Microsoft Azure
  • Experience monitoring the performance of virtual environments and optimizing resource allocation to ensure efficient operation
  • Experience managing software deployment and updates through tools like SCCM and Intune
  • Experience monitoring Microsoft system performance and addressing issues
  • Experience performing regular updates, backups, and troubleshooting to ensure systems run smoothly and securely
  • Must have experience with data center and cloud-based (Azure) deployments
  • Azure DevSecOps experience required
  • Experience with Infrastructure as Code such as Terraform for diagnosing and resolving complex system and network issues
  • Scripting and automation tools experience (JavaScript, Bash, PowerShell, or Perl)
  • Experience with automated server builds
  • Customer service driven
  • Excellent written and verbal communication skills
  • Must be detail oriented

Nice to have

  • Microsoft Certified: Azure Administrator
  • CompTIA Network+
  • VMware Certified Professional

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Similar Jobs for

Microsoft Systems Administrator

8 matching positions

New

Systems Administrator

We are looking for an experienced Systems Administrator to support core infrastr...
Location
Location
United States , Rancho Cordova
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience in systems administration supporting enterprise server, workstation, and cloud-connected environments
  • Hands-on expertise with Active Directory administration, including user, group, and policy management
  • Strong experience managing Microsoft Windows Server environments in a production setting
  • Proficiency with Microsoft SCCM and Intune for endpoint configuration, software deployment, and device management
  • Demonstrated ability to troubleshoot system, backup, and infrastructure issues in a timely and methodical manner
  • Experience creating technical documentation, operational procedures, and support standards for IT environments
  • Ability to support multiple priorities, collaborate across teams, and communicate technical information clearly to both IT and business users
Job Responsibility
Job Responsibility
  • Administer and maintain server and workstation environments across both on-premises and cloud platforms to support business continuity and operational efficiency
  • Configure, update, and optimize Microsoft Windows Server systems and endpoint platforms, ensuring systems remain secure, current, and aligned with approved standards
  • Track infrastructure health, evaluate system performance trends, and communicate key findings and recommendations to IT leadership
  • Oversee backup processes, troubleshoot related issues, and perform data recovery activities when restoration is required
  • Create and maintain technical documentation and standard operating procedures to support consistent service delivery and team knowledge sharing
  • Develop and use scripts or automation methods to deploy applications, install patches, and streamline recurring administrative tasks
  • Provide advanced support for end users and internal teams, resolving escalated technical issues within established service expectations
  • Contribute technical expertise to projects, disaster recovery planning, system evaluations, and infrastructure improvement initiatives as a subject matter resource
  • Review hardware, software, and third-party solutions, assisting with testing, implementation, and recommendations for operational use
What we offer
What we offer
  • medical
  • vision
  • dental
  • life and disability insurance
  • 401(k) plan
  • Fulltime
Read More
Arrow Right
New

Contract Systems Administrator

Robert Half is currently seeking a Contract Systems Administrator to join our cl...
Location
Location
United States , Nashville
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proven experience as a Systems Administrator or in a similar role
  • Strong knowledge of Windows Server, Linux, and virtualization technologies
  • Experience with network administration and security protocols
  • Proficiency in hardware and software troubleshooting
  • Strong problem-solving skills and attention to detail
  • Excellent communication and interpersonal skills
  • Relevant certifications (e.g., Microsoft Certified Systems Administrator, CompTIA Network+) are a plus
  • Ability to work independently and as part of a team
Job Responsibility
Job Responsibility
  • System Maintenance: Perform routine system maintenance, including software updates, patch management, and regular system backups to ensure system stability and security
  • Server Administration: Manage and maintain server hardware and software, including Windows Server, Linux, or other relevant operating systems
  • Network Management: Oversee network infrastructure, ensuring optimal performance, security, and reliability. This may include switches, routers, firewalls, and wireless access points
  • Security Monitoring: Implement and monitor security protocols to safeguard systems and data, detect and respond to security breaches, and conduct regular security audits
  • User Support: Provide technical support to end-users, assisting with system-related issues, troubleshooting, and offering guidance on best practices
  • Documentation: Maintain detailed records of system configurations, changes, and updates to facilitate system troubleshooting and auditing
  • Capacity Planning: Assess system performance and capacity, making recommendations for upgrades or enhancements to meet organizational needs
  • Backup and Disaster Recovery: Develop and implement backup and disaster recovery plans to ensure data integrity and continuity of operations
  • Vendor Collaboration: Collaborate with technology vendors to ensure timely procurement of hardware and software, and manage vendor relationships
What we offer
What we offer
  • Medical, vision, dental, and life and disability insurance
  • 401(k) plan
Read More
Arrow Right
New

Systems Administrator

We are looking for a Systems Administrator to support and strengthen our technol...
Location
Location
United States , Corpus Christi
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • At least 3 years of experience in systems administration supporting Microsoft-based environments
  • Practical expertise managing Microsoft Azure services, including virtual machines, storage platforms, and virtual networking components
  • Strong experience with Microsoft Entra ID or Azure Active Directory, including account lifecycle management, group administration, and access security policies
  • Solid knowledge of Windows Server administration, desktop support, file servers, and core networking principles such as TCP/IP, DNS, and DHCP
  • Demonstrated ability to diagnose and resolve technical issues across both cloud and on-premises systems using structured troubleshooting methods
  • Familiarity with security best practices, including patch management, vulnerability reduction, firewalls, and incident response procedures
  • Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent hands-on experience
Job Responsibility
Job Responsibility
  • Deliver frontline and escalated technical support for end users, resolving hardware, software, and access issues while supporting daily IT operations across office and site environments
  • Administer Microsoft Azure resources, including compute, storage, and networking services, with a focus on stability, performance, scalability, and cost-conscious management
  • Manage identity and access through Microsoft Entra ID by maintaining user and group accounts, applying role-based permissions, and enforcing security controls such as multi-factor authentication and conditional access
  • Perform routine administration of Windows-based servers, file services, and related infrastructure, including patching, software maintenance, and system configuration updates
  • Monitor system health across cloud and on-premises environments, investigate service disruptions, and restore normal operations quickly to reduce downtime
  • Oversee backup and recovery activities to protect business data and support continuity requirements in the event of system failure or data loss
  • Create and maintain clear technical documentation, operational procedures, and knowledge base content to support consistent service delivery and issue resolution
  • Work closely with internal IT teams, external vendors, and project stakeholders to implement infrastructure initiatives and maintain a secure, integrated technology environment
What we offer
What we offer
  • Medical
  • vision
  • dental
  • life and disability insurance
  • 401(k) plan
  • Fulltime
Read More
Arrow Right
New

Blackline - Systems Administrator

We are looking for an experienced Blackline - Systems Administrator to support a...
Location
Location
United States , Stamford
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • At least 4 years of experience administering BlackLine, Trintech, or Oracle-based reconciliation platforms, with strong preference for direct BlackLine expertise
  • Hands-on knowledge of finance systems and reconciliation tools, especially in Account Reconciliation, Transaction Matching, Journal Entry, and Task Management
  • Solid understanding of accounting operations, financial controls, and compliance requirements within core finance processes
  • Experience gathering business requirements, leading discussions, documenting specifications, and coordinating implementation activities across teams
  • Demonstrated background in process improvement initiatives and continuous improvement practices
  • Proficiency with Windows 10 and Microsoft Office applications such as Word, Excel, Access, and PowerPoint
  • familiarity with reporting and analysis tools is beneficial
  • Bachelor’s degree in Accounting, Finance, Information Technology, or comparable relevant experience
  • Additional exposure to technologies such as Active Directory, Microsoft Windows Server, Dell Technologies, or Citrix environments is a plus
Job Responsibility
Job Responsibility
  • Serve as the primary administrator and internal expert for BlackLine, handling support requests and maintaining dependable service for users across multiple regions
  • Configure and manage key BlackLine modules such as Account Reconciliation, Transaction Matching, Journal Entry, and Task Management, including setup changes, rule creation, and system communications
  • Provide day-to-day assistance to end users, troubleshoot application issues, and coordinate with IT teams on upgrades, integrations, maintenance activities, and enhancement efforts
  • Deliver training and guidance to global users to strengthen adoption, improve system usage, and promote consistent execution of financial processes
  • Monitor reconciliation activity, close management data, and variance analysis outputs to identify delays, risks, and areas requiring corrective action
  • Partner with business stakeholders to support process updates related to organizational changes, evaluate requests, and implement system adjustments that align with operational needs
  • Test new and existing BlackLine functionality to confirm system performance, validate enhancements, and reduce disruption during releases or updates
  • Work with internal and external partners to identify process inefficiencies, define measurable improvement opportunities, and implement technology-enabled solutions
  • Advise business leaders on system capabilities, recommend practical improvements, and support decisions that strengthen compliance and process effectiveness
What we offer
What we offer
  • Medical, vision, dental, and life and disability insurance
  • 401(k) plan
Read More
Arrow Right
New

Systems Administrator

We are looking for a Systems Administrator to support daily technology operation...
Location
Location
United States , Fort Lauderdale
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • At least 5 years of hands-on IT administration experience, ideally within a manufacturing or similarly operational environment
  • Practical expertise with Active Directory, Microsoft Windows Server, Windows 10, Dell technologies, and Citrix technologies
  • Strong understanding of infrastructure administration, endpoint support, system security, and backup or recovery practices
  • Familiarity with information security controls, audit support, access governance, and secure data management principles
  • Demonstrated ability to diagnose technical issues, prioritize effectively, and resolve problems in time-sensitive situations
  • Clear written and verbal communication skills with the ability to support end users effectively and courteously
Job Responsibility
Job Responsibility
  • Manage day-to-day IT support activities, responding to user issues and restoring service across hardware, software, and networked systems
  • Coordinate employee onboarding and offboarding by preparing equipment, provisioning applications, assigning access, and guiding users through required tools
  • Maintain and support business applications, helping keep systems stable, functional, and aligned with operational needs
  • Administer core infrastructure including virtual environments, directory services, policy controls, data backups, and endpoint protection platforms
  • Monitor system performance and availability to help protect uptime, preserve data accuracy, and support disaster recovery preparedness
  • Oversee intranet administration and enhancements to improve usability and ongoing functionality
  • Perform access reviews, support segregation-of-duties controls, and prepare documentation needed for audits and compliance activities
  • Investigate technical problems, support upgrade efforts, and contribute to automation initiatives that improve operational efficiency
  • Manage IT assets and vendor relationships while keeping architecture records, change logs, and support documentation current
  • Work with information security stakeholders to address vulnerabilities, respond to incidents, and enforce secure handling of sensitive data
What we offer
What we offer
  • Medical, vision, dental, and life and disability insurance
  • Enrollment in company 401(k) plan
  • Fulltime
Read More
Arrow Right
New

Systems Administrator

We are looking for a Junior Systems Administrator to support daily technology op...
Location
Location
United States , Manchester
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree or equivalent college-level education in information technology, computer science, or a related field
  • Internship or early experience in a help desk or technical support setting
  • Foundational knowledge of systems administration concepts and general IT infrastructure support
  • Hands-on familiarity with Active Directory for user and access administration
  • Working knowledge of Microsoft Windows Server and Windows 10 environments
  • Exposure to Citrix technologies and the ability to assist with basic troubleshooting
  • Ability to manage multiple support tickets, prioritize tasks, and communicate clearly with technical and non-technical users
Job Responsibility
Job Responsibility
  • Respond to incoming support requests, troubleshoot technical issues, and document resolutions through the ticketing process
  • Provide day-to-day assistance for desktops, laptops, and user accounts, ensuring employees can work efficiently with minimal disruption
  • Support Windows-based infrastructure by assisting with server administration tasks, routine maintenance, and basic system health checks
  • Manage account setup, access changes, and permission updates within Active Directory in line with established procedures
  • Escalate more complex incidents appropriately and work closely with senior administrators to resolve advanced systems issues
  • Assist with the support and upkeep of Windows 10 environments, including configuration, troubleshooting, and user support
  • Help maintain Citrix-related access and session support to promote stable connectivity for end users
  • Contribute to technical documentation by recording common fixes, support patterns, and system notes for ongoing team reference
What we offer
What we offer
  • medical, vision, dental, and life and disability insurance
  • 401(k) plan
  • Fulltime
Read More
Arrow Right
New

Systems Administrator

We are looking for a Systems Administrator to support and maintain core infrastr...
Location
Location
United States , Boston
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Hands-on experience administering Active Directory in a business environment
  • Strong working knowledge of Microsoft Windows Server and Microsoft 365 administration
  • Experience supporting Windows 10 endpoints within an enterprise setting
  • Familiarity with VMware virtualization and day-to-day server infrastructure support
  • Understanding of storage technologies, including enterprise platforms such as Dell Technologies solutions
  • Knowledge of core networking concepts and administration of devices such as switches, firewalls, and wireless infrastructure
  • Exposure to Citrix technologies and their use in end-user or infrastructure support environments
Job Responsibility
Job Responsibility
  • Manage and optimize Microsoft 365 services, ensuring reliable administration of cloud-based collaboration and productivity tools
  • Administer Active Directory environments, including user access, group policies, and directory services maintenance
  • Support VMware infrastructure and Windows Server platforms by handling configuration, performance monitoring, and ongoing system upkeep
  • Maintain enterprise storage environments and help ensure data availability, system reliability, and efficient capacity usage
  • Oversee network components such as switches, firewalls, wireless access points, and connectivity circuits to promote secure and dependable operations
  • Troubleshoot infrastructure issues across server, cloud, storage, and network domains, resolving incidents in a timely manner
  • Apply system updates, patches, and administrative changes to strengthen performance, stability, and security across the environment
What we offer
What we offer
  • medical, vision, dental, and life and disability insurance
  • 401(k) plan
  • Fulltime
Read More
Arrow Right

Senior Systems Administrator

We are seeking an experienced Systems Administrator with 5+ years of experience ...
Location
Location
United States , Birmingham
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience in Systems Administration or enterprise IT support roles
  • Strong hands-on experience with Microsoft Azure administration
  • Advanced knowledge of Windows operating systems and server environments
  • Experience with Group Policy (GPO) management and Active Directory
  • Proficiency in PowerShell scripting and automation
  • Experience acting as a desktop support escalation point
  • Solid understanding of enterprise IT operations and support frameworks
  • Foundational networking knowledge (DNS, DHCP, TCP/IP, routing basics)
  • Strong troubleshooting and problem-solving skills
Job Responsibility
Job Responsibility
  • Provide advanced support and escalation handling for desktop support and service desk teams
  • Administer and maintain Microsoft Azure environments and related services
  • Manage and troubleshoot Windows Server and Windows client systems
  • Design, implement, and maintain Group Policy (GPO) configurations
  • Develop and maintain PowerShell scripts for automation and operational efficiency
  • Support enterprise IT systems and ensure high availability and performance
  • Diagnose and resolve complex technical issues across systems, applications, and infrastructure layers
  • Assist with system deployments, upgrades, and configuration management
  • Collaborate with infrastructure and security teams to support IT standards and best practices
  • Maintain documentation for systems, processes, and operational procedures
What we offer
What we offer
  • medical
  • vision
  • dental
  • life and disability insurance
  • 401(k) plan
  • Fulltime
Read More
Arrow Right