Linux Systems Engineer Job at Robert Half (Jacksonville)

Senior / Lead Linux Systems Engineer

Our new Senior Linux System Engineer will work with our operations and developme...

Location

United States , Santa Monica

Salary:

80000.00 - 90000.00 USD / Year

SAR Tech

Expiration Date

Until further notice

Requirements

7+ YEars experience in enterprise I.T. Systems Engineering
5+ YEars experience with Linux / Linux Redhat, CentOS Systems Engineering
Prior work experience working in high-availability, high-traffic, consumer-faceing environments
Deep understanding of Linux, Virtualization, Server Management, Security, Storage Area Networks | SAN etc
Server-side scripting with perl, python, shell, highly preferred
Hands-on knowledge of configuration management tools such as Puppet, Salt, or Chef
Excellent verbal and written communication skills
The ability and desire to lead, supervise, and/or manage direct-reports
The ability and desire to help design, recommend, and implement new solutions
The ability and desire to interface with multiple business units and work with upper management to optimize IT operations

Job Responsibility

Work with our operations and development team resources to implement and maintain their service platform, LAMP, and J2EE applications
Responsible for building and maintaining the high-availability 24/7 J2EE application
All infrastructure initiatives within the company that involve JBoss, Tomcat, Apache, Monitoring, Oracle, and MySQL (etc) will fall under their purview
Recommend and implement best practices for highly available LAMP, WebLogic, JBoss, and Tomcat environments

Fulltime

Jr. System Admin, Linux Engineer

The Jr. System Admin, Linux Engineer supports North American Aerospace Defense C...

Location

United States , Colorado Springs

Salary:

50000.00 - 63000.00 USD / Year

Trace3

Expiration Date

Until further notice

Requirements

0-3 years of experience
Minimum Secret Clearance (Active or active within past 24 months), TS preferred
Bachelor’s degree in related field preferred, or equivalent experience
DoD 8570 certification at IAT Level II or higher (Security+, GSEC, SCNP, SSCP, CISSP, CISA, GSE, SCNA) is required within 90 days of starting
U.S. Citizenship is required
Experience supporting capability development, delivery, and sustainment of Command and Control (C2) systems within an Agile environment supporting the missile warning, missile defense, and space domain awareness (SDA) domains is highly desired

Job Responsibility

Provide Systems Administration/Integration to support Linux environments
Administer/update/troubleshoot air warning, missile warning & space defense systems development/test environments
Implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management
Linux System Administrator responsible for the internal administration, maintenance, and management of capacity resources the integrated NISSC development environment at the Government Test Development Facility
Set up and manage Linux and Windows systems, applications and environments and ensuring those systems comply with government security standards
Builds, configures, troubleshoots, and integrates new and existing servers to provide service enhancements, application deployments and infrastructure upgrades
Sets up administrator and service accounts, maintains system documentation, tunes system performance, installs system-wide software, and allocates mass storage space
Troubleshooting network hardware and software applications, OS upgrades, and security systems to resolve operational issues and restore services
Responsible for monitoring performance, system usage, and back-up and recovery
Familiarity with storage appliances and configurations

What we offer

Comprehensive medical, dental and vision plans for you and your dependents
401(k) Retirement Plan with Employer Match, 529 College Savings Plan, Health Savings Account, Life Insurance, and Long-Term Disability
Competitive Compensation
Training and development programs
Major offices stocked with snacks and beverages
Collaborative and cool culture
Work-life balance and generous paid time off

Fulltime

Systems Engineer – Linux Platforms

We are looking for a skilled Systems Engineer to join our Site Reliability Engin...

Location

Poland , Warszawa

Salary:

Not provided

Robert Bosch Sp. z o.o.

Expiration Date

Until further notice

Requirements

Strong hands-on experience with Linux system administration in production environments
Proven ability to diagnose and resolve complex system issues and performance bottlenecks
Solid understanding of networking concepts (TCP/IP, DNS, routing, basic firewall rules)
Experience maintaining and documenting system architectures and operational processes
Basic scripting skills in Shell, Python or Perl to support automation and operational tasks
Familiarity with CI/CD concepts and workflows
Ability to work independently, communicate effectively, and collaborate across distributed teams
Professional working proficiency in English (spoken and written)

Job Responsibility

Design, build, and maintain Linux platforms to meet the needs of cybersecurity teams
Perform in-depth troubleshooting, log analysis, and system performance optimization
Collaborate directly with internal client teams and other engineering groups, maintaining strong working relationships
Develop and maintain clear, high-quality technical documentation for platforms, processes, and operational procedures
Implement and maintain automation and deployment workflows using CI/CD pipelines
Proactively monitor systems, ensure high availability, and contribute to continuous improvements in reliability and scalability
Apply sound knowledge of networking fundamentals, including TCP/IP, to support platform operations

What we offer

Opportunity to work on meaningful, high-impact projects supporting cybersecurity initiatives
A collaborative, supportive environment with a strong Polish core team and international exposure
Flexible work arrangements and a culture that values continuous learning and improvement
Private medical care and life insurance
Cafeteria System with multiple benefits (incl. MultiSport, shopping vouchers, cinema tickets, etc.)
Prepaid Lunch Card
Number of benefits for families (for instance summer camps for kids)
Non-working days on the 31st of December

Fulltime

Linux System Engineer

You’re an automation focused engineer, building complex linux based systems. Thi...

Location

United Kingdom

Salary:

45000.00 - 55000.00 GBP / Year

Linux Recruit

Expiration Date

Until further notice

Requirements

Strong background in system configuration and automation
Ability to script with Bash or Python
Confidence in configuring with Ansible
Experience with Github Actions to streamline releases
Exposure to embedded devices

Job Responsibility

Take ownership of building and automating deployment workflows for embedded Linux devices
Develop Bash scripts and CI/CD pipelines
Ensure systems are secure, scalable, and reliable
Work closely with hardware experts

Fulltime

Senior Linux System Administrator - Support Engineer

Senior Linux System Administrator/System Support Engineer with expertise support...

Location

Australia , Canberra

Salary:

Not provided

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent work experience
At least 5 years of hands-on experience managing Linux systems in production environments, including HPC systems
Expertise in Linux/Unix operating systems, parallel file systems (Lustre, GPFS), and networking technologies
Proficiency in scripting/programming languages (Bash, Python, Perl, C++)
Experience with automation/configuration management tools (Ansible, Puppet, Chef, Terraform)
Strong understanding of networking concepts (TCP/IP, DNS, DHCP, firewalls, VPNs)
Familiarity with monitoring/logging tools (Nagios, Grafana, ELK Stack)
Experience with containerization technologies (Docker, Kubernetes)
Excellent problem-solving, analytical, and communication skills
Demonstrated ability to work independently in multi-technology environments and collaborate across teams

Job Responsibility

Deploy, configure, maintain, and troubleshoot Linux servers (Red Hat, CentOS, Ubuntu, or others) across physical, virtual, and cloud environments
Support, maintain, and optimize HPC systems, including installation, servicing, and advanced technical troubleshooting of hardware/software and parallel file systems
Monitor system performance, availability, and security using industry-standard tools and practices
Plan and execute upgrades, patches, enhancements, and migrations to ensure systems are current, secure, and optimized
Automate system administration tasks using scripting languages and configuration management tools
Implement and maintain backup/recovery strategies, disaster recovery plans, and system documentation
Collaborate with development, network, and security teams to support application deployments and troubleshoot issues
Provide technical consulting, mentoring, and guidance to junior team members
Ensure compliance with strict security protocols in sensitive environments
Participate in on-call rotation and respond to system incidents and outages

What we offer

Competitive salary and performance-based bonuses
Comprehensive health, dental, and vision insurance
Retirement plan options
Paid time off and holidays
Professional development opportunities
Flexible work arrangements

Fulltime

HPC & AI Systems Engineer for Integrated Systems Test

HPC & AI Systems Engineer for Integrated Systems Test role at Hewlett Packard En...

Location

Puerto Rico , Aguadilla

Salary:

Not provided

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Bachelor's or master's degree in Computer Engineering, Computer Science, Electrical Engineering, Information Systems, or equivalent
Minimum 4 years of experience
Experience with certification & submission to OS vendors of Linux (RedHat, SLES, Ubuntu, etc.), Windows Server operating systems, Windows Client operating systems, and VMWare (ESXi)
Experience installing and working with Linux, Windows and VMWare OSes
Experience in programming or scripting languages, Python, PowerShell, Perl, Linux Shell, Java, MySQL, MS SQL Server
Understanding of Redfish commands, RESTful API, and JSON format
Knowledge of creating and using Docker containers and VMs
Experience in configuring Storage (internal/external storage, file systems, and raid/non-raid settings) and Networking devices (iSCSI, FCoE, IPs, VLANs, Bonding, Jumbo Frames, LAGs)
Knowledge of networking concepts such as NIC teaming, VLANs, IPv4, IPv6
Excellent written and verbal communication skills in English

Job Responsibility

Work with Program & Product Management, technical leads, and product development teams to obtain product feature requirements
Design and implement new test features in existing and new test cases
Analyze, debug and provide feedback/resolution on issues uncovered by test team prior to submission of results to OS vendors for approval
Implement software solutions for multiple test programs/projects with internal and outsourced development partners
Review and evaluate the implementation and use of test automation and test tools
Planning, development, and implementation of software tools for the testing and evaluation of current and next-generation HPE HPC products
Debug and analyze issues to a successful resolution
Perform testing in local and remote labs
Drive appropriate automated test execution to test engineers at various global locations
Provide training and guidance to test teams both onshore and offshore

What we offer

Health & Wellbeing benefits
Personal & Professional Development programs
Unconditional Inclusion environment
Comprehensive suite of benefits that supports physical, financial and emotional wellbeing

Fulltime

Senior Systems Engineer

We are looking for a versatile and driven Senior Systems Engineer to join our En...

Location

United States , Chicago

Salary:

130000.00 USD / Year

AKUNA CAPITAL

Expiration Date

Until further notice

Requirements

Degree in Computer Science, Information Systems, or a related field
5-7 years of systems engineering experience
Advanced Linux knowledge including kernel bypass, kernel tuning, and customizing kernels
Deep understanding of virtualization and containerization technologies
Extensive experience with a variety of Linux distributions (RedHat, Ubuntu, etc.)
Deep understanding of system monitoring and configuration management tools (Ansible, Foreman, Prometheus and Icinga/Nagios)
Proficiency in scripting and using automation and orchestration tools such as Python and Bash
Expertise in troubleshooting multicast and TCP related performance issues
Experience automating daily software and hardware related tasks
Demonstrated ability to lead large technical projects

Job Responsibility

Analyze complex technical problems and collaborate on designing solutions for Akuna’s global Infrastructure platform
Drive projects and solutions to completion in a fast-paced environment
Design, develop and maintain orchestration and configuration solutions
Collaborate with developers and other infrastructure engineers to research new products and techniques that drive innovation and improve efficiency and performance in the environment
Architect and maintain multi-vendor, tier-based storage solutions
Build out a test automation framework for systems performance testing and tuning
Create and institute process enforcement across environments
Create tools that assist teams to optimize the available infrastructure
Develop and maintain comprehensive technical documentation, including system configurations, procedures, and troubleshooting guides
Lead knowledge transfer sessions and mentor team members to ensure continuity and operational excellence

What we offer

Discretionary performance bonus
Comprehensive benefits package that may encompass employer-paid medical, dental, vision, retirement contributions, paid time off, and other benefits

Fulltime

Senior Defensive Security Engineer – Embedded Systems

Silvus is seeking a Senior Defensive Security Engineer – Embedded Systems who wi...

Location

United States , Los Angeles

Salary:

140000.00 - 200000.00 USD / Year

Silvus Technologies (International)

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, or related field (e.g., Mathematics, Computer Engineering)
Minimum 5 years in cybersecurity, with at least 2 years in defensive security roles focused on Linux-based systems
Expertise in Linux network security, secure coding, or embedded systems security
Coding/scripting in C/C++, Python, Bash, or assembly for Linux environments
Familiarity with Linux security tools like Auditd, Lynis, or vulnerability scanners
Security Clearance: Active U.S. Government SECRET clearance or the ability to obtain one within 12 months of hire
Must be a U.S. Person (U.S. Citizen, or U.S. Permanent Resident) due to clients under U.S. federal contracts

Job Responsibility

Design and implement Linux-based security architectures for embedded systems, focusing on secure boot, and kernel hardening
Develop and enforce Linux security features, including iptables, netfilter, and auditd for intrusion detection and prevention
Conduct security assessments and audits of Linux-based embedded systems to identify and mitigate vulnerabilities
Integrate Linux security best practices into the development lifecycle (DevSecOps), emphasizing secure coding and configuration management
Manage vulnerabilities in Linux-based embedded systems, including timely patching and kernel updates
Train teams on Linux security practices, including privilege management, file system permissions, and container security
Participate in incident response planning and execution for Linux-based embedded systems
Implement Linux-native encryption and authentication mechanisms (e.g., dm-crypt, OpenSSL, PAM) for secure communications

Fulltime

Linux Systems Engineer

Robert Half

Location:
United States , Jacksonville

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
March 01, 2026

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