Top Senior Linux Jobs in Houston, TX

Designs, develops, tests, debugs, and integrates systems software, including operating system, networking, utility, and database components. Leads software engineering project teams, represents systems engineering in complex development projects, collaborates with internal and external partners, resolves technical issues, and mentors less-experienced engineers. Requires strong C programming, Linux scripting, software architecture, testing, debugging, and cross-platform systems experience.

Lead large-scale initiatives for a high-performance Linux-based network sensor, improving ingestion, scalability, continuous capture, queue reliability, observability, and production diagnostics. Own root cause analysis and postmortems, establish engineering standards, translate business goals into technical plans, and mentor engineers through design and code reviews. The role requires deep Rust expertise, distributed systems experience, concurrent programming, packet capture, message brokers, and cybersecurity best practices.

Design, operate, and improve highly scalable hybrid multi-cloud Kubernetes platforms supporting business-critical systems. Responsibilities include optimizing reliability, managing large-scale infrastructure, integrating open-source technologies, guiding Kubernetes platform evolution, and mentoring engineers. The role requires expertise with Kubernetes clusters containing thousands of nodes, observability tools, Golang, Linux, AWS, GCP, OCI, custom data centers, and on-call operations. Candidates must be eligible for CJIS clearance and periodically complete government-required background and fingerprint checks.

Design, build, operate, and scale cloud-native systems supporting Falcon Complete cybersecurity analysts. Responsibilities include developing web services and data pipelines, improving monitoring and reliability, automating operational tasks, collaborating with stakeholders, translating feature requests into requirements, and participating in 24/7 on-call rotations. The role involves distributed systems, microservices, databases, messaging platforms, container orchestration, and AI-enabled workflow improvements in a remote, asynchronous environment.

Lead infrastructure engineer responsible for enterprise storage SRE, infrastructure design, troubleshooting, modernization, and resiliency. Supports PowerFlex, Pure, PowerMax, SolidFire, iSCSI, TCP/IP, and NVMe environments within a 24/7 follow-the-sun model. Partners across platform teams, manages incidents and changes, evaluates system dependencies, and applies AI-assisted automation with strong validation and auditability. Linux and VMware ESX knowledge supports integrated storage and compute troubleshooting.

Develops and maintains BIOS and platform firmware for server and high-performance computing systems. Responsibilities include platform bring-up, firmware implementation, hardware initialization, debugging, testing, integration, and release readiness. Collaborates with hardware teams, BIOS vendors, silicon partners, and software engineers while coordinating projects and mentoring less-experienced staff. The role requires expertise in C/C++, UEFI, Linux development environments, firmware testing, and complex hardware-software integration.

Provides Level 3 customer support for HPE Cray Programming Environment software. Analyzes, reproduces, isolates, debugs, and resolves complex issues; develops workarounds; escalates unresolved problems to HPE R&D or external partners; performs pre-release testing; documents issue resolution; supports customers after hours; and mentors less-experienced staff.

Lead and support reliability, performance, and operational integrity of equities electronic trading systems. Provide hands-on DevOps/SRE production support for FIX connectivity, Linux troubleshooting, Grafana observability, Kafka on AWS, incident triage, root cause analysis, automation via Python and Bash, and cross-team collaboration including investigating C++ components.

Build and manage automated workflows that improve business and technology productivity within a DevSecOps infrastructure team. Responsibilities include addressing complex technical problems, mentoring team members, maintaining high-quality project standards, supporting CI/CD and cloud infrastructure, automating deployment tasks, and developing client relationships. The role requires three years of technology experience and familiarity with cloud, containers, Linux, DevOps toolchains, monitoring platforms, and test automation.

Leads software engineering for equity derivatives risk management, designing, developing, troubleshooting, and reviewing secure Java applications. Builds resilient microservices, analyzes JVM and system performance, supports databases, messaging, cloud platforms, and full software development lifecycle tools. Drives automation, operational stability, and responsible adoption of AI-assisted engineering practices, including validation for security, correctness, and performance. Leads architectural evaluations with vendors and internal teams.

Design, operate, and scale SailPoint’s AWS-based Kubernetes infrastructure and service mesh for a global, mission-critical SaaS platform. Responsibilities include cluster architecture, networking, security, GitOps, CI/CD, observability, capacity planning, incident response, compliance, and platform standards. The role influences engineering teams globally, participates in 24x7 on-call support, leads service mesh strategy, and improves reliability, performance, deployment efficiency, and operational practices.

Develop and operate CrowdStrike’s internal cloud management platform and mission-critical CI/CD pipelines. Build APIs and UIs using Go and TypeScript, improve developer productivity, integrate tooling, maintain cloud-native infrastructure, and support secure, highly available software delivery systems. Collaborate with development, infrastructure, security, and SRE teams, ensure SOC2-aware processes, and participate in on-call operations.

Owns and develops security-critical authentication software across Windows, macOS, Linux, mobile, and cloud platforms. Responsibilities include Rust-based Windows authentication components, Python Bluetooth services, cryptography, PKI, certificate logon, identity protocols, backend features, protobuf communication, threat modeling, mTLS, release packaging, and cross-platform testing. The role requires deep Windows internals and authentication expertise, applied cryptography knowledge, and strong Rust and Python skills.

Own and improve Dropbox’s Windows endpoint platform, including provisioning, application delivery, patching, compliance, security configuration, troubleshooting, fleet health, and automation. Build code-managed endpoint operations using Intune, FleetDM, osquery, infrastructure-as-code, and GitOps practices. Lead cross-functional improvements, establish reliable deployment workflows, mentor engineers, review code and designs, and document reusable operational practices.

Leads the design, development, optimization, and troubleshooting of embedded firmware and software for hardware products. Oversees complex development projects, coordinates internal and outsourced engineering teams, documents protocols and requirements, ensures hardware-software integration, evaluates designs for compliance and quality, introduces new technologies, and mentors less-experienced engineers.

Develops and maintains simulation software for NASA’s Orion spacecraft program. Responsibilities include designing, coding, testing, debugging, and documenting logical and mathematical models using C++, Python, MATLAB/Simulink, and Linux. Supports full software development lifecycle activities, real-time and hardware-in-the-loop simulations, software configuration management, user support, and compliance with software engineering standards.

Develops, tests, debugs, documents, and maintains software for business and mission applications. Applies software development lifecycle standards, resolves program errors, analyzes system capabilities, and supports multithreaded applications using C++, Python, Linux, networking technologies, and related development tools.

Develop and maintain simulation software for NASA’s Orion spacecraft program. Responsibilities include designing, coding, testing, debugging, and documenting logical and mathematical models using C++, Python, and MATLAB/Simulink. The role supports full software development lifecycle activities, hardware-in-the-loop environments, software quality practices, user support, and simulation of hardware functionality, system dynamics, and mission scenarios.

Own complex software systems and critical workflows end-to-end while ensuring reliability, performance, security, and maintainability. Lead architectural decisions, mentor engineers, manage incident response, improve system health, and communicate effectively with technical and non-technical stakeholders. The role requires extensive Ruby on Rails, AWS or equivalent cloud infrastructure, Linux production operations, frontend development, relational databases, testing, CI/CD, and observability experience.

Develop and launch NVIDIA HGX GPU-accelerated server platforms for production. Responsibilities include creating diagnostic tests, debugging hardware, firmware, and software interactions, ensuring design-for-excellence and signal integrity compliance, defining manufacturing test specifications, optimizing assembly lines and production screens, analyzing yield data, and supporting customer quality issues. The role requires strong electrical engineering fundamentals, digital design, timing analysis, statistics, fault analysis, and computer architecture expertise.

Lead HPC and AI benchmarking across CPU, GPU, networking, memory, and storage platforms. Analyze scientific, engineering, LLM, training, inference, and I/O workloads; identify bottlenecks; and optimize applications, frameworks, libraries, compilers, runtimes, and system software. Apply parallel computing, GPU acceleration, profiling, and memory and I/O optimization while translating findings into customer-focused recommendations.

Develop AI networking communication frameworks, production tools, and large-scale benchmarking systems for data center and supercomputing environments. Build automation for parameter optimization, enable AI model benchmarking, analyze workloads across hardware and software stacks, and collaborate with networking and hardware teams on co-designed features and interfaces.

Owns uptime, cloud infrastructure, CI/CD pipelines, Infrastructure as Code, shared Linux environments, and incident response for live client applications across Azure, AWS, and Cloudflare. Responsibilities include provisioning environments, managing secrets and identities, maintaining monitoring and reliability practices, supporting releases and database migrations, responding to production incidents, and leading post-incident reviews. The role requires strong Azure DevOps, Bicep or Terraform, Linux, AWS, Cloudflare, and observability experience.

Deploys, integrates, hardens, and operates modular C-UAS data and software platforms in secure DoD environments. Builds data pipelines across classification boundaries and disconnected conditions, integrates mission systems, manages Kubernetes-based infrastructure, supports accreditation, and handles observability, incident response, upgrades, and backup recovery. The role also documents solutions, trains mission teams, represents field needs to engineering, and mentors junior forward-deployed data engineers. Most work is remote with occasional travel to restricted environments and SCIFs.

Integrates, tests, validates, and troubleshoots LTE and 5G Layer 1 and Layer 2 systems, SDR platforms, OpenAirInterface, Open RAN, RF equipment, and advanced waveforms. Builds and maintains wireless communications laboratories, executes performance and interoperability testing, develops automation, analyzes results, and resolves hardware, software, networking, RF, and integration issues. Supports demonstrations, field exercises, technology evaluations, and customer engagements in hybrid laboratory and operational environments.