Linux Kernel Software Engineer

Key Responsibilities: We are looking for a dedicated Senior Linux Systems Administrator who will become an integral part of our client's IT infrastructure. The successful candidate will be tasked with:Delivering consistent support for the client’s UNIX environment on a daily basis.Collaborating with engineering teams to optimize and enhance service offerings.Implementing and maintaining global system monitoring solutions.Collecting and analyzing utilization metrics, providing insights on capacity and trends.Participating in the IT business continuity planning and ensuring routine recovery tests are executed.Communicating effectively with the user base regarding both proactive and reactive system outages.Facilitating the adoption of key ITIL best practices across the organization.

Join our dynamic team as a Linux Systems Administrator in Austin, TX, where you will play a pivotal role in ensuring the stability, integrity, and optimal operation of our infrastructure. Your expertise with RedHat and Chef will be essential as you monitor, maintain, and enhance our development and production environments.Why You Should Consider This Opportunity:• Work with cutting-edge technology and expand your skill set in a thriving environment!• Be part of an established leader in the industry and community!• Collaborate with a dedicated team in a supportive workplace!Key Responsibilities:• Install, configure, and maintain systems software and related infrastructure.• Conduct ongoing performance tuning, hardware upgrades, and resource optimization.• Perform daily system monitoring to ensure the integrity and availability of all hardware and critical processes.• Analyze system and application logs, verifying the completion of scheduled jobs, including backups.• Troubleshoot various services including Linux, Apache, Java, JBOSS, OpenDS/LDAP, and MySQL while demonstrating a strong understanding of the OSI model, particularly layers 3 and 7.• Implement automation solutions for system administration tasks, utilizing our self-hosted Chef deployment.

Join us at usm2 as a Linux Administrator where you will play a key role in managing and optimizing our Linux-based systems. This position offers a fantastic opportunity to enhance your skills in a dynamic work environment while contributing to exciting projects.

Welcome to Upside:At Upside, we are committed to revolutionizing brick-and-mortar commerce. Our cutting-edge technology harnesses the power of online retail, including profit measurement, attribution, and incrementality, to deliver exceptional value to consumers on daily purchases while driving new, profitable customers to brick-and-mortar businesses. Millions of users have earned cashback rewards up to three times higher than those of any competing product, and we have empowered countless brick-and-mortar businesses to achieve measurable profitability. Our platform facilitates billions of dollars in commerce each year, returning value to our retail partners, the consumers they serve, and significant sustainability efforts.Your Impact:In the role of Senior Go-To-Market Systems Administrator, you will be instrumental in ensuring the stability, scalability, and progression of Upside’s go-to-market technology infrastructure. You will act as a trusted systems partner, overseeing daily system health while also playing a vital role in strategic initiatives aimed at enhancing automation, improving data quality, and enriching user experience. This position demands strong independent ownership, sound decision-making in complex systems scenarios, and the capability to translate business requirements into robust, scalable solutions. Reporting to the Senior Director of Revenue Operations, you will help maintain our technology ecosystem as a reliable record-keeping system and a driver of operational efficiency, including support for emerging AI-driven workflows and automation strategies.Main Responsibilities:Administer, configure, and optimize Upside’s Go-To-Market Technology Stack (Salesforce, Conga, DocuSign, Outreach, etc.), ensuring platform reliability, performance, and data integrity.Provide production support by troubleshooting, prioritizing, and resolving issues raised by end users and integrated systems, focusing on root-cause analysis.Manage program responsibilities for the Salesforce domain, including roadmap definition, backlog grooming, prioritization, and delivery planning in collaboration with business partners.Collaborate with stakeholders to gather business requirements and translate them into scalable Salesforce solutions.Document business requirements, solution designs, and system behavior to ensure clarity, alignment, and future maintainability.Design and implement automation (including flows, validations, and AI-powered features) to enhance efficiency, minimize manual work, and support scalability.

Neuralink is developing advanced devices that connect directly with the human brain. The company’s work focuses on restoring mobility for people with paralysis, providing sight for those who are visually impaired, and reimagining how humans interact with technology. The Information Technology team supports Neuralink’s research and development by building and maintaining the systems that power assembly lines, neural recording training, and data processing. This group creates and manages the technical foundation needed for the company’s ambitious goals. Role overview The IT Systems Administrator manages the daily technology experience for all Neuralink employees in Austin, Texas. This role covers endpoint management, identity and access management, security policy enforcement, and direct technical support for a wide range of users, including engineers, scientists, and clinicians. Success in this position requires empathy, resourcefulness, and the ability to provide reliable systems and responsive support in a setting where dependable IT is critical. What you will do Provide technical support for macOS, Windows, and Linux platforms as part of a tier-1 support rotation. Deploy, configure, and manage endpoint devices using MDM platforms such as Jamf, Intune, or Kandji. Handle application deployment, configuration profiles, and policy enforcement. Administer identity provider and IAM systems (Microsoft Entra, Google Workspace, Okta, or similar). Oversee user lifecycle management from onboarding to offboarding. Implement and enforce security policies across endpoints, SaaS applications, and corporate systems. Conduct regular audits and remediation. Oversee and maintain SaaS applications including Google Workspace, Slack, Zoom, and other business tools. Perform L1 and L2 network troubleshooting, including resolving connectivity issues, VLAN assignments, and diagnosing Wi-Fi problems. Manage endpoint hardware inventory: procurement, asset tagging, deployment, and lifecycle tracking. Develop automation and tools using scripting languages (Bash, Python, PowerShell) to improve efficiency in IT operations. Ensure compliance with HIPAA, PII handling requirements, and internal security policies through strong endpoint and access controls. Create and maintain comprehensive documentation for systems, processes, and operational procedures.

Woundlocal is looking for a proactive and skilled IT System Administrator to become an integral part of our innovative team. This position plays a vital role in overseeing and supporting our IT infrastructure, including managing our fleet of Apple devices, office software, and network systems. The ideal candidate will be a proactive problem-solver who enjoys taking ownership of systems from start to finish while enhancing security, reliability, and user experience. You will collaborate closely with software developers and our product manager to provide comprehensive support across the organization. This is an onsite position based in Boerne.About Us:Woundlocal operates under four distinct brands:Woundlocal - A mobile advanced wound care clinic serving patients across Texas.DMElocal - A DME distributor catering to patients throughout Texas.Mindi - A nationwide telehealth platform that includes a sales channel, scheduler, and payment processing.

Saronic Technologies stands at the forefront of maritime innovation, committed to delivering cutting-edge solutions that transform maritime operations with autonomous and intelligent platforms.We are actively searching for a skilled Physical Security Systems Administrator, ideally with over 5 years of direct experience in managing enterprise-level physical security systems. The successful candidate will demonstrate in-depth knowledge of cloud-based access control systems, such as Verkada, Alta Access, Feenics, or equivalent technologies. A proven ability to administer, optimize, and secure access control and video surveillance systems within complex organizational frameworks is essential.In this pivotal role, you will oversee the configuration, maintenance, monitoring, and ongoing enhancement of physical security systems, ensuring the protection of personnel, facilities, and assets.

Virtu Financial, Inc. stands at the forefront of the financial industry, utilizing state-of-the-art technology to provide liquidity and innovative trading solutions globally. As a prominent market maker, we are committed to enhancing market efficiency by offering deep liquidity across a wide spectrum of over 19,000 securities across 235 venues in 36 countries.THE ROLEOur advanced trading platform operates on high-performance servers strategically distributed across global data centers and offices. These servers are meticulously automated and optimized to fulfill the escalating demands of our operations. As a Systems Engineer, you will be pivotal in designing, constructing, and supporting these servers, collaborating with engineers from our worldwide teams to ensure our trading platform remains industry-leading.RESPONSIBILITIESAnalyze, troubleshoot, and resolve issues on Linux-based servers.Develop, test, deploy, and maintain packages, batch files, and scripts for the operating system environment.Identify optimization opportunities to minimize latency and enhance operational efficiency.Oversee move, add, change requests and configurations as required.Collaborate with internal technology teams and vendors to deliver optimal solutions.Assist in formulating long-term infrastructure strategies and capacity planning to accommodate future platform infrastructure needs.THE CANDIDATEMinimum of 5 years of experience in Linux/Unix administration.Experience with kernel tuning.Strong knowledge of networking protocols and network topology (NFS, DHCP, IP, TCP, UDP, TFTP, NTP).Familiarity with Kickstart, Ansible, Yum, Git, SVN.Proficient in scripting languages (Bash, Python, etc.).Experience with BIOS configuration.Analytical, innovative, and strategic problem-solver.Self-driven and proactive with excellent organizational and time management skills.High adaptability to changing priorities.Able to manage multiple projects and coordinate with various teams and vendors while handling daily production support activities.WHY VIRTUAn opportunity to make a significant impact in a highly visible role.Ideal for upward mobility and geographic flexibility.Direct interaction with decision-makers and senior leadership.

Join our dynamic team as a System Administrator with expertise in Atlassian products. In this role, you will be responsible for maintaining and optimizing our systems, ensuring seamless integration and performance of tools like Jira and Confluence. Your contributions will be vital in enhancing collaboration and efficiency across teams.

Role Overview Skimmer is looking for a RevOps Systems Administrator to support and improve revenue operations by managing HubSpot systems. This role focuses on maintaining data accuracy, resolving system issues, and applying process improvements that help the team work more efficiently. Key Responsibilities Manage and optimize HubSpot systems for revenue operations Monitor and maintain data integrity Troubleshoot and resolve system issues as they arise Implement best practices to streamline team workflows Location This position is based in Austin.

Join Arista Networks as a Senior/Lead Software Engineer specializing in the Linux Kernel. In this pivotal role, you will drive the development of cutting-edge networking solutions, enhancing performance and stability within our advanced systems. Collaborate with a talented team of engineers in a dynamic environment where innovation and creativity thrive.

Join Our Innovative TeamThe Sensors and System Software team plays a pivotal role in the realm of autonomous driving, crafting the essential software that empowers our vehicles to interpret and navigate their surroundings. By joining our team, you'll make a direct impact on revolutionary autonomous driving technologies, reshaping the future of transportation. Collaborate with cutting-edge sensors and technologies, and push the limits of perception. Learn from industry-leading engineers, confront complex challenges, and deepen your knowledge in real-time systems, embedded software, and sensor fusion. Flourish in a vibrant team of experts that encourages innovation and intellectual growth.Role OverviewWe are on the lookout for a highly skilled Embedded Linux Software Engineer who will be responsible for the development and maintenance of custom Linux-based systems that power our advanced embedded devices. You will collaborate closely with hardware and sensor teams to develop and enhance the low-level software that drives our core technologies.Key ResponsibilitiesConduct initial board bring-up on new hardware revisions, partnering with hardware engineers to troubleshoot and validate system functionality.Collaborate with cross-functional teams to build and maintain custom Linux distributions, facilitating testing, manufacturing, and production operations for various embedded devices.Develop, port, and debug intricate Linux device drivers for critical vehicle peripherals, including GMSL/FPD-Link cameras, automotive Ethernet, and various interfaces such as I2C, SPI, PCIe, GPIO, and UART.Provide technical support to users by troubleshooting and resolving interdisciplinary software and hardware-related issues.Create, optimize, and sustain low-latency, robust low-level userspace software for Camera, LiDAR, Radar, IMU, GNSS, Microphones, and other sensors and actuators for autonomous vehicles using C++ and Python.Required QualificationsBachelor's or Master's degree in Computer Science, Robotics, Electrical Engineering, or related fields.At least 5 years of experience in embedded software development.Strong expertise in C/C++ programming for real-time embedded systems, including proficiency in working within an asynchronous environment with multiple real-time, low-latency, safety-critical processes.Solid skills in Python and Bash for automation, testing, and supporting tasks.Demonstrated hands-on experience with the embedded Linux kernel, including preempt_rt, device drivers, and system services development for ARM-based platforms.Substantial experience with board bring-up processes.

Company Overview: Allen Control Systems (ACS) is an innovative defense startup founded by two former Navy electrical engineers with extensive expertise in robotics and software development. We are on a mission to create a compact, autonomous gun turret that utilizes state-of-the-art computer vision and control systems to accurately engage and neutralize small drones and loitering munitions. Our forward-thinking approach presents unique technical challenges, making our work environment both exciting and dynamic for skilled engineers. At ACS, we foster an engineering-centric culture that prioritizes technical excellence and innovation. With our founders having successfully exited two previous ventures for a total of $180M in 2022, we are dedicated to ensuring that the groundbreaking technologies we develop make a significant real-world impact. Position Overview: We are in search of a talented Embedded Linux Software Engineer with a focus on Jetson hardware platforms and driver development. The ideal candidate will possess hands-on experience in configuring embedded Linux systems, particularly with NVIDIA Jetson, as well as expertise in writing Linux drivers and integrating custom hardware. You will be instrumental in enabling high-performance computer vision and control applications by providing robust low-level software support for our autonomous systems.

Join Allen Control Systems as an Office Administrator and be a vital part of our dynamic team in Austin, TX. In this role, you will oversee essential administrative tasks, ensuring our office runs smoothly and efficiently. You will be the first point of contact for clients and visitors, representing our company with professionalism and enthusiasm.

Role Overview ICON is hiring a Senior Systems Engineer II to guide the full development cycle of Off-Planet Robotic Systems. This position is based in Austin, Texas and reports to the Technical Director of Off-Planet Systems. The role calls for a systems engineer with deep experience in engineering tools, processes, and methodologies, especially those used in aerospace and spaceflight projects. Success in this role depends on strong communication, leadership, and the ability to work across disciplines with engineers, scientists, and technicians. What You Will Do Apply NASA and similar systems engineering practices, including model-based systems engineering (MBSE), to manage requirements, milestones, and program needs. Lead and coordinate cross-disciplinary teams through the design, development, and testing of spaceflight hardware programs. Prepare and organize documentation for government contracts, white papers, and technical presentations. Oversee execution of multiple related programs and projects, ensuring detailed planning, cross-functional coordination, and direct customer engagement. Assess stakeholder needs across different workstreams, identify gaps and risks, and define strategies to address them on schedule. Keep stakeholders and leadership informed of project status through presentations, dashboards, emails, and verbal updates. Take responsibility for the entire program lifecycle, ensuring objectives and deliverables are met. Lead a multi-disciplinary team in developing complex electro-mechanical robotic systems. What ICON Looks For Proactive, self-motivated approach Detail-oriented and diligent work style Collaborative mindset and strong problem-solving skills Humble attitude with a focus on team success Exceptional communication skills for working with diverse stakeholders This is an onsite position at ICON's Austin, TX campus.

Hudson River Trading seeks a Trading Systems Engineer to join the Trading Systems Infrastructure team. This group builds and maintains the technology behind global trading operations. Their work supports high performance and reliability for the ultra-low latency operating systems, automation tools, and development platforms that keep trading strategies running worldwide, around the clock. Role overview The Trading Systems Engineer will help support and improve real-time production trading environments. The work centers on solving challenges that require high availability, high throughput, and ultra-low latency. This role contributes to the development and automation of essential infrastructure components, working alongside a team committed to keeping trading systems operating smoothly at all times. What you will do Support and improve real-time production trading environments Address challenges involving high availability, high throughput, and ultra-low latency Contribute to developing and automating critical infrastructure Collaborate with a team focused on system reliability and uptime Requirements Experience with coding and automation Strong interest in enhancing technology stacks Ability to solve complex technical problems in demanding environments Comfort working where uptime and performance are essential Locations Austin, TX, United States Boulder, Colorado, United States Chicago, Illinois, United States London, United Kingdom New York, NY, United States Seattle, Washington, United States

Position Overview:We are seeking a skilled Control-M Technical Administrator to join our team in Austin, Texas. This role involves a 6-month contract where you will leverage your extensive expertise in Control-M to enhance and maintain automated batch scheduling systems.Key Responsibilities:Administer and support the Control-M and Control-M Enterprise Manager software for automated batch job scheduling.Conduct user requirement analysis and optimize job flows and scheduling systems.Provide comprehensive training and knowledge transfer to staff regarding Control-M functionalities.Manage system upgrades, configurations, and ensure the security of the Control-M infrastructure.Collaborate with team members to analyze and improve existing procedures and systems.

At GFiber, we are passionate about the transformative power of high-quality internet. We believe that it drives innovation, strengthens communities, and enables extraordinary achievements. As we continue our mission to provide better internet, we are expanding our team to include dedicated individuals who aspire to make a difference in the world.GFiber, a proud member of the Alphabet family, delivers cutting-edge internet services through Google Fiber and Google Fiber Webpass to homes and businesses across the U.S. With our ongoing expansion, we are connecting more cities and individuals to exceptional internet experiences.The application window will be open until at least April 17, 2026. This opportunity will remain available based on business needs, which may be before or after the specified date.This role is not eligible for immigration sponsorship. Our Information Systems and Technology team is vital in enhancing productivity and efficiency across all departments at GFiber. We are committed to delivering outstanding support, fostering strong partnerships, and ensuring seamless project execution. Together, we innovate to empower our colleagues and advance our organization.Role OverviewAs a Senior IT Systems Engineer, you will design and maintain the digital workspace that our employees depend on daily. This role encompasses the complete lifecycle of corporate applications—from end-to-end deployment and configuration to automated patching and long-term administration. You will oversee our Google Workspace environment and support essential office technologies, including multi-vendor networking, conferencing, and advanced printing solutions. With your profound expertise in software application engineering, you will also maintain strong full device management practices to ensure secure and efficient delivery across macOS, Windows, and ChromeOS platforms.Your Responsibilities:Manage the enrollment, security, and compliance of macOS, Windows, and ChromeOS devices utilizing Microsoft Intune, Google Workspace, and Kandji/Iru to ensure a stable platform for application delivery.Architect comprehensive deployment, configuration, and proactive patching strategies for the corporate productivity suite, leading the rollout of new enterprise solutions from initial setup to ongoing maintenance and optimization.Deploy and provide advanced support for office technologies and equipment.

Important Notice: To comply with U.S. Government Space Technology Export Regulations, applicants must be U.S. citizens, lawful permanent residents, conditional residents, asylees, or refugees (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible for necessary authorizations from the U.S. Department of State.CesiumAstro is at the forefront of developing innovative communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. Our vibrant and collaborative work environment fosters continuous learning, development, and engagement throughout our organization. If you thrive in a hands-on, interactive, and autonomous atmosphere, CesiumAstro is the ideal place for you. We are eager to welcome passionate, collaborative, energetic, and forward-thinking individuals to our team.We are currently searching for a highly organized and detail-oriented Senior Administrative Assistant to enhance our operations. This pivotal role will be instrumental in supporting our organization’s daily functions. As the face of our company, you will interact with employees, visitors, and vendors. The ideal candidate will demonstrate exceptional administrative skills, outstanding communication abilities, and the capacity to efficiently manage multiple priorities. This position calls for an individual who can work independently while effectively collaborating with team members across various departments.