CrawlJobs Logo

Systems Administrator

https://www.roberthalf.com Logo

Robert Half

Location Icon

Location:
United States , St. Louis

Category Icon
Category:
IT - Administration

Job Type Icon

Contract Type:
Employment contract

Salary Icon

Salary:

Not provided
Save Job
Save Icon
Apply Position

Job Description:

In this vital role, you will ensure system reliability, security, and performance while partnering with cross-functional teams to deliver seamless technology solutions.

Job Responsibility:

  • Install, configure, and maintain servers, workstations, and related infrastructure (Windows, Linux, or cloud-based environments)
  • Monitor system health, troubleshoot technical issues, and provide timely support for end users
  • Manage user accounts, permissions, and access following security best practices
  • Oversee data backups, disaster recovery solutions, and software updates
  • Document procedures and collaboration on process improvements and technology upgrades

Requirements:

  • Bachelor's degree in Information Technology, Computer Science, or a related field (or equivalent experience)
  • Solid experience with system administration and IT support
  • Familiarity with networking concepts, virtualization, and cloud platforms is a plus
  • Strong problem-solving and communication skills
  • Relevant certifications (e.g., MCSA, CompTIA Server+, VMware) are preferred
What we offer:
  • Competitive pay and comprehensive benefits
  • Opportunities for career development and certification reimbursement
  • A collaborative and dynamic work environment

Additional Information:

Job Posted:
May 06, 2026

Employment Type:
Fulltime
Work Type:
On-site work
Icon
Robert Half - All Job Offers
Job Link Share:
Copy Link Icon
Facebook Icon Twitter Icon LinkedIn Icon

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Systems Administrator

Systems Administrator

Contract Systems Administrator position responsible for configuration, maintenan...
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
  • Ability to work independently and as part of a team
Job Responsibility
Job Responsibility
  • Perform routine system maintenance, including software updates, patch management, and regular system backups
  • Manage and maintain server hardware and software, including Windows Server, Linux, or other relevant operating systems
  • Oversee network infrastructure, ensuring optimal performance, security, and reliability
  • Implement and monitor security protocols to safeguard systems and data
  • Provide technical support to end-users
  • Maintain detailed records of system configurations, changes, and updates
  • Assess system performance and capacity
  • Develop and implement backup and disaster recovery plans
  • Collaborate with technology vendors
What we offer
What we offer
  • Medical, vision, dental, and life and disability insurance
  • 401(k) plan
  • Free online training
Read More
Arrow Right

Network and Systems Administrator

This position entails the configuration, maintenance, and troubleshooting of com...
Location
Location
United States , Bloomington
Salary
Salary:
Not provided
megaputer.com Logo
Megaputer
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree in Informatics, Computer Science, Business or related field
  • 2+ years’ experience as a network administrator or similar capacity
  • Microsoft Windows Server 2008, 2012
  • Windows 7, 8, 10
  • Linux
  • Switches, routers, network hardware, including 10Gbps fiberoptics, load balancing
  • Firewalls, VLANs (Cisco, HP, etc.), NAT, proxy
  • Understanding of networking concepts such as DNS, DHCP, Email, HTTP(s), SSL and TCP/IP protocols, and applications
  • Active Directory, Group Policy
  • VMware vSphere and/or Microsoft HyperV, backup solutions (Acronis, Barracuda, Windows Backup, etc.)
Job Responsibility
Job Responsibility
  • Install, maintain and administer computer networks and related computing environments, including computer hardware, systems software, applications software, and all configurations
  • Diagnose, troubleshoot, and resolve hardware, software, or other network and system problems and replace defective components when necessary
  • Plan, coordinate, and implement network security measures to protect data, software and hardware, including the virus protection software
  • Operate master consoles to monitor the performance of computer systems and networks, and to coordinate computer network access and use
  • Evaluate user needs, perform a comprehensive search/compare, and procure computer software and hardware, maintain adequate supplies (spare drives, printer paper, toners, etc.)
  • Design, assemble, configure and test computer hardware and networking and operating system software
  • Monitor network performance to determine whether adjustments need to be made, and to determine where changes will need to be made in the future
  • Assist in configuring, monitoring, and maintaining email applications
  • Assist in perform data backups and disaster recovery operations
Read More
Arrow Right

Network & Systems Administrator

Analysis, design, development, implementation and maintenance of computer system...
Location
Location
United States , Canton
Salary
Salary:
Not provided
logicque.com Logo
LogicQue
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s Degree in Computer Science, Engineering, or related degree
  • Five (4) years of experience
  • Travel and/or relocation to various unanticipated locations throughout the U.S. required
  • Bachelors in computer science or information systems or Bachelors in engineering with experience in software development
  • Experience: 0-4 years
  • Skills: HTML, JSP, Windows server, UNIX, Linux
Job Responsibility
Job Responsibility
  • Analysis, design, development, implementation and maintenance of computer systems and networks
  • Fulltime
Read More
Arrow Right

IT System and Administrator

Your main objective will be to make sure that our IT infrastructure operates eff...
Location
Location
India , Vadodara
Salary
Salary:
Not provided
vapgroup.co Logo
VAP Group
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proven experience in a network administrator, system administrator, or related position
  • A bachelor’s degree (or an equivalent degree) in computer science or information technology
  • Knowledge of databases, networks (LAN, WAN), and patch management
  • Understanding of data backup/recovery, intrusion detection systems, and system security
  • Excellent communication abilities
Job Responsibility
Job Responsibility
  • Installing and setting up devices and software
  • Control network servers and equipment
  • Configure user accounts and workstations
  • Observe performance and keep systems up to date in accordance with requirements
  • Troubleshoot issues and outages
  • Ensure security through access controls, backups and firewalls
  • Modernize systems with the latest models and releases
  • Develop expertise to train staff on new technologies
  • Create an internal wiki with manuals, procedures, and IT policies
  • Fulltime
Read More
Arrow Right

Cloud Systems Administrator

Knight Federal Solutions is a trusted provider to industry leading prime contrac...
Location
Location
United States , Colorado Springs
Salary
Salary:
Not provided
knightfederal.com Logo
Knight Federal Solutions
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 2 years of general systems administration experience demonstrating progressive responsibilities
  • 2 years of experience performing Windows or Linux system administration duties
  • Experience supporting a cloud environment (AWS preferred) to include delivering, securing/managing, and diagnosing/troubleshooting complex issues
  • Experience in a DevSecOps environment (e.g., working with configuration management tools, applying automation & configuration/infrastructure as code concepts)
  • Bachelor’s Degree in Technical Discipline, or 4 years of equivalent professional or military experience can be used in lieu of degree requirements
Job Responsibility
Job Responsibility
  • Debug and enhance/modify Ansible scripts to deploy IaC and CaC
  • Patch and restart instances from enterprise patching repositories (YUM, WSUS
  • Set/configure/modify IAM policies to enable customer role-based access to workload IS
  • Integrate and implement platform capabilities (e.g., Nessus endpoint) in workload
  • Select and configure AMIs to optimize workload
  • Coordinate with other team members to implement capabilities to meet customer requirements
  • Troubleshoot various issues, such as operating systems, networking, cloud services, and software
  • Perform Active Directory administration and Group Policy management
  • Knowledge of DoD STIGs, and ability to implement them as needed
  • Run Nessus scans and remediate vulnerabilities
Read More
Arrow Right

Middle System Administrator

We are looking for an experienced System Administrator to help maintain a stable...
Location
Location
United States
Salary
Salary:
Not provided
jatapp.com Logo
JatApp
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 3+ years of experience in system or network administration or 2–4 years as a System Administrator / DevOps / Infrastructure Engineer
  • Practical experience with Zero Trust, preferably Cloudflare ZTNA
  • Confident knowledge of Linux and basic understanding of Windows Server
  • Knowledge of Windows / macOS, Azure AD, MDM, SSO, SCIM
  • Understanding of network protocols: DNS, DHCP, NAT, TCP/IP
  • Experience with Docker or Kubernetes
  • Experience with monitoring systems
  • Ability to write scripts (Bash and/or Python)
  • Basic knowledge of security (firewall, SSL, audit)
  • English — Upper-Intermediate+
Job Responsibility
Job Responsibility
  • Support and access: User support (HelpDesk), technical assistance, macOS/Windows configuration
  • Access management via Cloudflare ZTNA/Cloudflare Access (SSO, security policies)
  • Google Workspace and Microsoft 365 administration
  • Implementation and support of MDM solutions (Jamf, Intune, Kandji)
  • Infrastructure and systems: Administration of Linux (Ubuntu/Debian) and Windows Server systems
  • Support and development of internal infrastructure, performance optimization
  • Working with virtualization: VMware, Proxmox, Hyper-V
  • Configuration and support of network infrastructure (VLAN, VPN, Firewall)
  • Backup and disaster recovery configuration
  • Infrastructure security: updates, patching, access control
What we offer
What we offer
  • Mental and Physical Health: health care is a must, so at JATAPP, we will cover health insurance for you
  • Benefits Cafeteria: choose what you like most — sports, food delivery, home office supplies — and we will cover your expenses under available budget
  • Knowledge sharing: such events are our way to grow together. We gather to discuss new trends, share our own insights, and elevate one another
  • Remote-First Culture: it’s up to you whether to work remotely or at our coworking space
  • Personal Equipment Policy: no tech troubles — you’ll get a MacBook and everything you need for comfortable and efficient work
  • Learning and Development Opportunities: it's a real pleasure for us to watch you learn, so we're happy to cover your learning and development costs, as well as English courses. Besides this, everyone in JATAPP gets access to the Projector Library
  • Community of like-minded people: at JATAPP, you will work in a team of like-minded people who are ready to launch a product, run a marathon, or climb Hoverla together
  • Creative freedom: we encourage initiative and creative thinking, so with us, you can be yourself and have the freedom of professional expression
  • Legal & Finance Support: we cooperate with the best financiers and lawyers who will be ready to help solve any of your questions upon request
  • Time-off Policy: 20 vacation days per year, 5 days for sick leave without medical confirmation, unlimited sick leaves with a doctor's note, 3 personal days, and 2 days off for special events or occasions
  • Fulltime
Read More
Arrow Right

Cloud Systems Administrator

Knight Federal Solutions is a trusted provider to industry leading prime contrac...
Location
Location
United States , Arlington
Salary
Salary:
Not provided
knightfederal.com Logo
Knight Federal Solutions
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 2 years of general systems administration experience demonstrating progressive responsibilities
  • 2 years of experience performing Windows or Linux system administration duties
  • Experience with Splunk, STIGs and SCAP Scans
  • Experience supporting a cloud environment (AWS preferred) to include delivering, securing/managing and diagnosing/troubleshooting complex issues
  • Experience in a DevSecOps focused environment (e.g., working with configuration management tools, applying automation & infrastructure as code concepts)
  • Bachelor’s Degree in Technical Discipline, or 4 years of equivalent professional or military experience can be used in lieu of degree requirements
  • Active TS/SCI clearance required
Job Responsibility
Job Responsibility
  • Familiarity with configuration management and engineering life-cycle best practices
  • Implementing, testing, and documenting system configurations
  • Hardening systems to meet security standards
  • Troubleshooting issues
  • Sustaining production systems that serve many end users
Read More
Arrow Right

Staff Systems Administrator

As a Staff Systems Administrator, you will play a vital role in maintaining, mon...
Location
Location
Australia , Canberra; Brisbane
Salary
Salary:
Not provided
bluestaq.com Logo
Bluestaq
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum 8–10 years of systems administration or information technology experience supporting mission-critical environments
  • Relevant tertiary qualification in information technology or equivalent experience
  • Demonstrated proficiency in Linux systems administration and foundational networking principles
  • Strong understanding of cloud environments and identity management tools (AWS experience highly regarded)
  • Working knowledge of system vulnerabilities, security issues and remediation best practices
  • Experience managing and troubleshooting complex enterprise systems in both on-premises and cloud contexts
  • Familiarity with Atlassian tools such as Confluence and Jira
  • Experience with help desk systems, escalation workflows, and service delivery frameworks
  • Strong analytical and problem-solving skills, with a collaborative, customer-centric approach
  • Excellent verbal and written communication skills, with the ability to explain technical concepts clearly
Job Responsibility
Job Responsibility
  • Maintain and support the integrity of Bluestaq’s systems and networks through technical support and configuration management
  • Perform daily monitoring, maintenance, and troubleshooting of applications, networks and systems in both cloud and on-premise environments
  • Ensure high availability and reliability of enterprise systems supporting 24/7 operations
  • Provide timely, solutions-focused support to users and stakeholders, fostering a culture of responsiveness and collaboration
  • Manage system installations, upgrades, patching, and automation initiatives to improve performance and security posture
  • Collaborate with cross-functional engineering and cybersecurity teams to strengthen system resilience and streamline processes
  • Support and enhance cloud identity and access management tools, ensuring compliance with security and Defence standards
  • Develop and maintain operational documentation, procedures, and knowledge bases for system continuity
  • Act as a mentor within the IT team, promoting learning, knowledge sharing and a continuous improvement mindset
  • Identify and mitigate potential risks through proactive monitoring, testing, and response planning
What we offer
What we offer
  • Superannuation
  • Annual performance bonus
  • Private health cover allowance
  • Health/wellness allowance
  • Professional subscription
  • Salary sacrifice and salary packaging options
  • Additional 1 week of annual leave per year = 5 weeks per year
  • Other leave in accordance with the National Employment Standards and state long service leave legislation
  • Fulltime
Read More
Arrow Right