Infrastructure Administrator Jobs

Database Administrator - Cloud Platform / Infrastructure

3Cloud is looking for an experienced Database Administrator who is comfortable m...

Location

Philippines

Salary:

Not provided

3Cloud

Expiration Date

Until further notice

Requirements

Bachelor’s degree in computer, engineering, data science or a related field
or equivalent work experience
Ability to work both strategically and tactically in different customer environments
EXTREMELY detail oriented and self-directed
Able to produce high-quality documentation for both internal and external distribution
Multiple years working with a major RDBMS (Oracle/SQL Server) – preference given to deep experience with Microsoft products
Experience with a few databases migration from different cloud platform/or on-prem to Azure
Moderate experience with OS clustering concepts and technologies
Understanding of security roles and how to implement database security
Advanced level experience at the implementation and appropriate use of HA/DR technologies: Always On AG, Replication, Log shipping, Mirroring

Job Responsibility

Work as a DBA for multiple customers, helping with Database Migrations, High Availability and Disaster Recovery solutions, SQL and Windows Clustering solutions, Monitoring, Backup/Recovery solutions, and Performance Tuning including remediation on performance blockers
Manage multiple long-term database (Azure data services) projects at the same time
Able to scope, plan, implement, and document and/or present a solution to the customer
Provide cost effective Azure platforms to meet customer requirements
Work with Development, Test, and Production environments to support customer requirements at each level of work
Assist with Security definitions and roles for various users in the environments and support Azure Infrastructure team in provisioning data services in Azure cloud
Manage client expectations with regards to scope, cost, and timeline
Author high quality project documentation and other project artifacts, including written case studies detailing use cases and project specifics
Be an effective technical mentor to more junior level teammates
Deliver complex projects on-time and within budget, proactively identifying and mitigating gaps and risks

Fulltime

Infrastructure Governance Administrator

Are you ready to make an impact in the Government and Public Sector? We are seek...

Location

United Kingdom , Dorchester

Salary:

14.60 GBP / Hour

Office Angels

Expiration Date

Until further notice

Requirements

Experience with Office 365 & SharePoint
A minimum of 4 GCSEs graded A-C or 9-4
Strong organisational Skills
Excellent Communication Skills

Job Responsibility

Assisting in the management and organisation of infrastructure documentation
Supporting the governance team in maintaining compliance with policies and procedures
Collaborating with various teams to ensure smooth operations and effective communication
Utilising your expertise in Office 365 and SharePoint to enhance workflow efficiency

What we offer

Up to 29 days paid holiday
Free Parking
Access to free eye care vouchers
Access Online Discounts for 1000s of stores and brands
Access to wellbeing platforms
Free access to linked in learning courses

Fulltime

Sr. Infrastructure System Administrator

Location

India , Miracle Heights

Salary:

Not provided

Miracle Software Systems

Expiration Date

Until further notice

Requirements

Active Directory
DNS&DHCP
Windows and linux servers
AWS AND AZURE
PowerShell

Job Responsibility

Monitor and maintain Windows and Linux servers, ensuring high system availability, security compliance, and optimal performance across on-premises and cloud environments
Administer and configure Active Directory, DNS, and DHCP services to support seamless authentication, network connectivity, and enterprise resource accessibility
Perform infrastructure provisioning, patch management, and performance tuning to enhance operational reliability and minimize service disruptions
Lead incident, change, and problem management activities, ensuring timely resolution and adherence to ITIL standards for service continuity
Develop, test, and execute backup and disaster recovery plans to ensure data integrity and business resilience during outages or failures
Collaborate with network and security teams to apply organizational policies, maintain compliance, and strengthen overall infrastructure protection
Utilize PowerShell and Bash scripting to automate administrative tasks, improve efficiency, and reduce manual intervention in daily operations
Analyze system performance metrics, identify optimization opportunities, and implement enhancements to improve reliability, resource utilization, and response efficiency

Senior Linux Systems Administrator – Datacenter Infrastructure

The consultant will oversee a robust estate of over 2,500 Red Hat Enterprise Lin...

Location

United States , Somerset

Salary:

49.50 - 81.25 USD / Hour

ClearBridge Technology Group

Expiration Date

Until further notice

Requirements

Minimum 10 years of hands-on experience in enterprise-level Linux system administration and technical operations
Prior experience in financial services
Proven expertise in RHEL 7/8, including deep familiarity with KVM virtualization and system internals
Advanced knowledge of HPE ProLiant server architecture, diagnostics, and lifecycle management
Demonstrated proficiency in security operations, including EDR/SIEM agent management and vulnerability remediation
Experience with HPE SAN technologies, including fabric zoning, Primera/Alletra storage systems, and fiber channel networking
Working knowledge of Puppet and Cobbler for configuration and provisioning automation
Proficient in scripting languages: Python, Perl, and Bash
capable of developing scalable automation solutions

Job Responsibility

Lead advanced administration, configuration, and performance optimization of Red Hat Enterprise Linux (RHEL) systems
Design and manage RHEL KVM virtualization environments, including provisioning, troubleshooting boot issues, and fine-tuning for optimal performance
Oversee lifecycle management of HPE ProLiant hardware, including upgrade analysis, firmware upgrades, component replacements, and remote diagnostics via iLO
Design and execute robust processes for infrastructure patching, reboot orchestration, and content lifecycle management
Administer and enhance security posture through deployment and maintenance of EDR and SIEM agents, ensuring compliance with CVE remediation SLAs
Analyze and resolve kernel-level system bottlenecks and network latency, delivering actionable performance tuning strategies
Manage HPE storage platforms (Primera, Alletra), including SAN zoning, volume provisioning, LVM configuration, and fiber channel switch operations
Maintain critical datacenter services: NTP/Chrony, Elastic Stack, Puppet, Cobbler, Rundeck, Squid Proxy, DNS, and Postfix
Implement proactive monitoring using tools such as Nagios/Naemon, Prometheus, and PRTG, ensuring high availability and rapid incident response
Develop and maintain automation frameworks using Ansible, Python, Perl, and shell scripting to streamline operational workflows

What we offer

Excellent benefits and compensation packages
Additional compensation provided for bi-monthly Saturday production rollouts

Fulltime

IT Infrastructure Manager

In this pivotal IT Infrastructure Manager role, you'll drive the vision, leaders...

Location

United States , Kansas City

Salary:

125000.00 USD / Year

Robert Half

Expiration Date

Until further notice

Requirements

Bachelor's degree in IT, Computer Science, Educational Technology, or related field
5+ years of progressive IT leadership experience
3+ years in a supervisory role
Expertise in networking, cybersecurity, systems administration, and device management
Proven success leading technology initiatives in complex organizations
Exceptional communication and project management skills

Job Responsibility

Set the Vision: Provide enterprise leadership and strategic direction for technology services aligned with operational goals
Build the Roadmap: Develop and implement a comprehensive technology plan with short- and long-term objectives
Own the Infrastructure: Oversee network operations, cybersecurity, cloud platforms, enterprise systems (SIS, HR, ERP, LMS), and device management
Lead the Team: Supervise and mentor technology staff, fostering a culture of innovation and collaboration
Partner for Success: Work closely with leaders to integrate technology into business operations
Manage Resources: Oversee vendor relationships, contracts, licensing, and a multi-million-dollar technology budget
Plan for Resilience: Create disaster recovery, data backup, and business continuity strategies

What we offer

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

Fulltime

Systems Administrator

This role is crucial in aligning technology initiatives with business objectives...

Location

United States , Anoka

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

5+ years of experience in IT infrastructure management, system administration, and project coordination
Strong understanding of network protocols, cybersecurity principles, and software life cycles
Excellent troubleshooting skills and the ability to translate complex technical issues into actionable solutions
Experience working with managed service providers and external vendors
Knowledge of emerging technologies with the ability to incorporate innovative solutions into existing systems
Exceptional organizational and communication skills to effectively collaborate with stakeholders and team members.

Job Responsibility

Manage and maintain the company’s technology infrastructure, including hardware, software, and networking systems
Diagnose and swiftly resolve IT-related issues to ensure consistent and uninterrupted operations
Collaborate with external managed service providers for specialized project execution, system administration, and infrastructure management tasks
Stay current with industry trends and emerging technologies, proactively recommending upgrades and optimizations to the technology framework
Plan, implement, and oversee IT projects such as network enhancements, system migrations, and software integrations with a focus on efficiency and scalability
Develop, enforce, and continuously improve IT policies
create best practice guides to ensure compliance and foster a secure operating environment
Conduct periodic audits to assess systems for performance, security vulnerabilities, and adherence to compliance standards.

What we offer

Access to top jobs
Competitive compensation and benefits
Free online training
Medical, vision, dental, and life and disability insurance
Eligibility to enroll in company 401(k) plan.

Fulltime

Infrastructure Senior Tech Analyst – ORMB System Administrator

As an ORMB (Oracle Revenue Management and Billing - Version 2.9/3.X and above on...

Location

India , Pune

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Setting up and maintaining development, test, and production environments for ORMB in Virtual Infrastructure built with RHEL 7/8 OS
Cloning environments between different stages and applying necessary patches and updates
Setting up and overseeing the migration of data between environments
Automating batch jobs using tools like Tivoli Scheduler
Tuning system parameters for ORMB, CCB, and batch instances to optimize performance
Strong understanding of Oracle database, Middleware products used for ORMB deployments in RHEL 7/8 virtual Infrastructure, including flair for performance tuning and troubleshooting
Familiarity with Cloud technologies, virtualized hosts and database infrastructure, DevOps, CI/CD, SRE and other modern practices
Monitoring system performance and troubleshooting technical issues
Identifying and resolving issues related to the ORMB system
Familiarity with Service Level Agreements and ticketing tools for tracking and resolving issues

Job Responsibility

Environment setup, data migration, performance tuning, and security measures
Setup and Maintenance of development, test, and production environments for ORMB
Cloning and Patching environments
Data Migration between environments
Batch Scheduling
Performance Tuning
System Monitoring
Troubleshooting and Problem Solving
Understanding of SLAs and Ticketing Systems
Design and Code Review

Fulltime

IT Infrastructure Engineer

As an IT Infrastructure Engineer, you'll be part of a thriving organization with...

Location

United States , Kansas City

Salary:

100000.00 - 135000.00 USD / Year

Robert Half

Expiration Date

Until further notice

Requirements

5+ years of experience in Network Administration: routers, switches, firewalls, VPNs
5+ years of experience in System Administration: manage and maintain servers, storage, and virtualization (Hyper-V, Vmware, other)
Skills in system backup and recovery, plus performance monitoring and tuning
Other technologies: Windows Server, Active Directory, Exchange, Office 365
Any Cloud experience is a plus
Any additional security management experience is a plus

Job Responsibility

Splitting time between Network Administration and System Administration functions
Impacting both the network and systems
Reporting to the IT Director
Opportunity for growth and advancement

What we offer

Competitive compensation and performance-based rewards
Comprehensive benefits including health, dental, and retirement plans
Professional growth opportunities in a dynamic environment
Collaborative and innovative workplace culture
Shape the security landscape of a successful organization

Fulltime

Infrastructure Administrator

Randstad

Location:
Hong Kong , Hong Kong

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
December 23, 2025

Expiration:
January 04, 2026

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