Systems Administrator Job at Robert Half (Commack)

Systems Administrator

We are looking for an experienced Systems Administrator to support and maintain ...

Location

United States , Tempe

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

Hands-on experience administering Active Directory in a business environment
Practical knowledge of Microsoft Windows Server installation, configuration, and support
Experience supporting and troubleshooting Microsoft Windows 10 systems
Familiarity with Dell Technologies hardware in an enterprise setting
Working knowledge of Citrix technologies and user access support
Ability to diagnose technical issues across servers, desktops, and related infrastructure components
Strong communication skills and the ability to work effectively in a support-focused technical role.

Job Responsibility

Administer and maintain Active Directory, including user accounts, group policies, permissions, and overall directory health
Support Microsoft Windows Server environments by monitoring performance, applying updates, and resolving system issues
Provide technical support for Windows 10 endpoints, including configuration, troubleshooting, and ongoing maintenance
Manage and support Dell hardware across the environment, coordinating diagnostics, repairs, and lifecycle activities as needed
Maintain Citrix infrastructure and assist users with access, session stability, and application delivery issues
Investigate and resolve infrastructure incidents in a timely manner to minimize disruption to business operations
Perform routine system checks, patching, and documentation to help maintain a secure and stable computing environment.

What we offer

medical
vision
dental
life and disability insurance
401(k) plan

Fulltime

Systems Administrator

We are looking for a Systems Administrator to support and maintain core IT infra...

Location

United States , Columbus

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

Hands-on experience administering Active Directory in a business environment
Working knowledge of Microsoft Windows Server administration and support
Experience supporting Microsoft Windows 10 devices and desktop environments
Familiarity with Dell Technologies hardware and infrastructure systems
Practical experience with Citrix technologies in a production setting
Ability to troubleshoot system, server, and endpoint issues in a timely manner
Strong organizational skills with the ability to manage multiple technical priorities effectively.

Job Responsibility

Administer and maintain Active Directory environments, including user accounts, group policies, permissions, and directory services support
Manage Microsoft Windows Server systems to ensure strong performance, system availability, and ongoing reliability across the organization
Provide support for Windows 10 endpoints, addressing technical issues, system updates, configuration needs, and end-user functionality
Monitor, troubleshoot, and optimize Dell infrastructure components to maintain hardware health and reduce operational disruptions
Support Citrix platforms by managing access, resolving session issues, and helping deliver a consistent virtual desktop or application experience
Perform routine system maintenance, patching, and upgrades to keep infrastructure secure and aligned with operational requirements
Investigate technical incidents, identify root causes, and implement effective solutions to prevent recurring system problems
Document administrative procedures, environment changes, and support activities to improve consistency and knowledge sharing.

What we offer

Medical
Vision
Dental
Life and disability insurance
401(k) plan

Systems Administrator

We are looking for a Systems Administrator to support and maintain core infrastr...

Location

United States , Boston

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

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

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

medical, vision, dental, and life and disability insurance
401(k) plan

Fulltime

Systems Administrator

We are looking for a Junior Systems Administrator to support daily technology op...

Location

United States , Manchester

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

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

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

medical, vision, dental, and life and disability insurance
401(k) plan

Fulltime

Systems Administrator

We are looking for an experienced Systems Administrator to support core infrastr...

Location

United States , Rancho Cordova

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

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

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

medical
vision
dental
life and disability insurance
401(k) plan

Fulltime

Systems Administrator

We are seeking a versatile and experienced Lab Manager/System Administrator to o...

Location

United States , Middletown

Salary:

79046.56 - 137446.63 USD / Year

Arcfield

Expiration Date

Until further notice

Requirements

5+ years of experience supporting Linux-based environments (e.g., Red Hat, CentOS, or similar distributions)
BS and 5-7 Years experience, MS and 3-5 years experience, or PhD and 0-2 years experience
Strong knowledge of Linux system hardening principles and mitigation of security vulnerabilities
Hands-on experience with Authorization to Operate (ATO) processes and compliance frameworks such as NIST, RMF, and STIGs
Proficiency in writing and maintaining documentation for compliance purposes (system configurations, use cases, baseline security settings, etc.)
Fluency in version control systems (Git/Bitbucket) and familiarity with branching/merging strategies
Working knowledge of scripting languages (e.g., Bash, Python) for automation and performance optimization
Experience configuring and maintaining virtualized environments and physical hardware in a lab setting
Strong troubleshooting, problem-solving, and communication skills with a focus on customer service
Active U.S. Government Secret clearance

Job Responsibility

Perform system administration duties in a Linux environment, including installation, configuration, patch management, and advanced troubleshooting
Oversee and manage lab environments, including hardware, networks, virtualized environments, and custom deployments
Ensure compliance with relevant security guidelines, including Linux system hardening and adherence to government standards (e.g., STIGs, NIST 800-53, or RMF requirements)
Collaborate across teams to ensure systems meet requirements for documentation and Authorization to Operate (ATO) processes
Maintain detailed and accurate technical documentation, including system configurations, operational guides, and security compliance documents
Research, review, and apply compliance-driven solutions for security vulnerabilities (e.g., vendor security bulletins, CVEs)
Monitor, maintain, and troubleshoot IT infrastructure, including servers, network equipment, and storage systems in the lab
Develop and implement automation scripts (e.g., shell scripting, Python) to streamline administrative tasks, compliance checks, and backup processes
Support lab users by resolving hardware, software, and custom application issues quickly and effectively
Manage/maintain classified lab user accounts

What we offer

Health Insurance
Life Insurance
Paid Time Off
Holiday Pay
Short Term and Long-Term Disability
Retirement and Savings
Learning and Development opportunities
wellness programs

Fulltime

New

Systems Administrator

Are you looking for an opportunity to use your technical expertise in support of...

Location

United States , Annapolis Junction

Salary:

77600.00 - 176000.00 USD / Year

Booz Allen Hamilton

Expiration Date

Until further notice

Requirements

2+ years of experience designing, implementing, and maintaining Linux environments
2+ years of experience building and maintaining Nvidia networking environments, including command line within the Nvidia Network Operating System (NVOS)
1+ years of experience building and maintaining virtual environments using VMware
Experience supporting national cyber missions in either offensive or defensive capacities, including USCC or the service cyber components
Ability to be flexible for shift work
Ability to travel up to 25% of the time
Active TS/SCI clearance
willingness to take a polygraph exam
HS diploma or GED and 7+ years of experience with information technology, or Bachelor's degree and 3+ years of experience with information technology
Ability to obtain a DoD 8570 Information Assurance Technician (IAT) Level II Certification within 6 months of hire date

Job Responsibility

Establish and manage networks in support of cyberspace operations
Apply advanced skills or extensive technical expertise, including full industry knowledge
Develop innovative solutions to complex problems
Work without considerable direction
Mentor and supervise team members
Support Windows and Linux systems engineering efforts in system design and evaluation, solution engineering, software development, or system administration
Help identify and implement database solutions and improvements

What we offer

Health benefits
Life benefits
Disability benefits
Financial benefits
Retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Dependent care

Fulltime

New

Systems Administrator

We are seeking a skilled Systems Administrator to join our technology team. This...

Location

United States , Fort Lauderdale

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

3–5 years of hands-on systems administration experience
Strong proficiency with Windows Server and/or Linux distributions
Experience managing Active Directory, Group Policy, DNS, DHCP, and file services
Hands-on virtualization experience (VMware, Hyper-V, or similar platforms)
Understanding of storage systems (SAN/NAS), RAID, snapshots, and failover clustering
Experience with scripting tools (PowerShell, Bash) for automation
Familiarity with backup solutions (Veeam, Commvault, Datto, etc.)
Knowledge of server monitoring tools (PRTG, SolarWinds, Nagios, etc.)
Strong troubleshooting and root-cause analysis skills
Excellent written and verbal communication

Job Responsibility

Manage and maintain Windows and/or Linux server environments including patching, updates, and performance monitoring
Administer Active Directory, Group Policy, DNS, DHCP, file shares, and permission structures
Support virtualization platforms such as VMware or Hyper-V, including VM creation, tuning, and maintenance
Oversee backup operations, disaster recovery testing, and storage systems
Assist with system upgrades, migrations, and infrastructure improvement projects
Monitor server health, performance metrics, and resource utilization
Troubleshoot server failures, authentication issues, and network-related system problems
Maintain accurate documentation including configurations, diagrams, and SOPs
Collaborate with network, help desk, and security teams to resolve escalated support issues
Ensure systems comply with organizational security policies and standards

What we offer

medical
vision
dental
life and disability insurance
401(k) plan

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