tcp-ip jobs in San Diego

Lead complex debugging and root-cause analysis of system-level issues in high-performance Linux environments, spanning hardware, firmware, OS, and networking layers. Design and optimize high-throughput, low-latency data transport protocols, leveraging deep expertise in Linux kernel development, InfiniBand/Ethernet networking (RDMA, RoCE), and bare-metal/virtualized systems.…See more Partner with cross-functional teams to prototype, benchmark, and productionize platform enhancements while mentoring engineers through design and code reviews. Conduct research initiatives and proof-of-concepts to validate new technologies and influence platform roadmaps.

Senior Firmware Engineer responsible for developing and optimizing low-level embedded C++ software for avionics systems, flight controllers, and mission payloads. The role involves porting frameworks to new RTOSes and hardware platforms, creating BSPs and HALs, designing peripheral drivers (I2C, SPI, UART, ADC, wireless protocols), and conducting safety-critical testing including MISRA C compliance.…See more Requires 5+ years of embedded systems experience, strong Linux/Windows proficiency, Python/Bash scripting, and ability to diagnose cross-domain issues across electromechanical, software, networking, and RF subsystems.

The Cybersecurity Analyst leads Bumble Bee's day-to-day cybersecurity operations, investigating and responding to security incidents, hunting threats, and tuning detection tooling. The role owns the full incident response lifecycle, manages vulnerability remediation, optimizes SIEM platforms, conducts security risk assessments for platforms and vendors, and maintains compliance through access control reviews and policy development.…See more The analyst builds incident response playbooks, monitors threat intelligence and CVE disclosures, and advises on third-party cyber risk. The position requires 4+ years of cybersecurity experience, proficiency with SIEM platforms, EDR tools, vulnerability management, MITRE ATT&CK framework, and knowledge of NIST, SOC, and ISO standards.

Mid- to senior-level C++ Software Engineer role focused on developing high-assurance cryptographic systems and secure communications software. Responsibilities include designing and maintaining C++ system services and APIs, developing Qt-based user interfaces, building secure communications interfaces, and participating in architecture and code reviews.…See more The ideal candidate has 3–10+ years of professional C++ development experience, strong Linux/Unix proficiency, networking fundamentals knowledge, and familiarity with cryptographic concepts or secure communications.

Senior Software Engineer leading integrations of third-party SDKs, APIs, and payloads into Firestorm OS, a Linux-based software platform for modular autonomous aircraft. You will own end-to-end integration of external systems from partners and government, work across avionics and autonomy stacks, develop integration tools, debug distributed systems, and ensure production-ready implementations.…See more Requires 5+ years of C++ software engineering, deep Linux expertise, networking knowledge, and experience integrating complex systems through APIs and SDKs.

Senior Software Architect responsible for designing, managing, and defending large-scale classified software systems while leading development teams and ensuring architectural flexibility and maintainability. The role requires 12+ years of experience designing integrated classified systems, 10+ years leading development teams, and expertise in secure systems architecture, code quality analysis, and CI/CD pipelines.…See more Responsibilities include overseeing team training, participating in technical discussions, managing architectural changes, and performing systems architecture activities in support of Agile/SCRUM teams.

Design, develop, and integrate Python-based software applications, data pipelines, REST APIs, and user interfaces for defense/mission-critical systems. Work directly with customers to translate operational requirements into technical solutions, support hardware integration and testing, and maintain comprehensive engineering documentation.…See more The role requires proficiency in Python, Git, Linux, and REST API design, with experience testing and debugging multi-component systems. Candidates should be comfortable presenting technical concepts to customers and collaborating within small engineering teams across the full software-development lifecycle.

As a Network Engineer on the IT Infrastructure team, you will design, build, and maintain NASSCO's enterprise network hardware and software, including routers, switches, and firewalls. You'll configure and troubleshoot network components, manage policies and segmentation, monitor system metrics using tools like SolarWinds, and document network designs.…See more The role requires expert-level knowledge of routing protocols, TCP/IP, security requirements, and hands-on troubleshooting, with 7+ years of experience and CCNP-level expertise.

Design, develop, integrate, and test embedded and real-time software systems, primarily focused on cryptographic codebases, working with multidisciplinary teams including Systems Engineering, Hardware, and Integration & Test in an Agile environment. Responsible for system architecture, low-level firmware integration, and complex real-time multi-threaded embedded applications.…See more Analyze system capabilities and resolve technical problems across program intent, requirements, and programming techniques.

Network Engineer supporting Navy AT/FP systems, responsible for engineering, configuring, and sustaining Juniper, Aruba, Cisco, and specialized networking equipment across shore facilities and deployed environments. The role involves end-to-end system lifecycle support including staging, integration, testing, fielding, and sustainment; implementation of secure architectures compliant with RMF and STIGs; and hands-on site surveys and system installs with 50%+ travel.…See more Requires active Interim Secret clearance with ability to obtain fully adjudicated Secret; DoD 8570/8140 baseline certification (Security+ CE or higher); and 5+ years of experience with hands-on expertise in Juniper Junos OS, Aruba ArubaOS/wireless, and Cisco platforms.

System Administrator II supporting Naval IT operations with focus on front-office workstation and user account management. Responsibilities include troubleshooting Windows endpoints, managing Active Directory and user access, maintaining compliance with Navy security standards (SAAR-N, CMAR), and providing technical support across NIPR/SIPR networks.…See more The role requires hands-on experience with Navy-specific tools (NET, NEST, NIS), helpdesk ticketing workflows, endpoint security patching, and collaboration with cybersecurity and network teams.

Design, develop, integrate, and test embedded software for secure communication and cryptographic systems, with a focus on real-time, multi-threaded applications. Develop low-level firmware and software components for complex embedded environments, working across systems engineering, hardware, and integration teams.…See more Requires a Bachelor's in Computer Engineering or related field plus 5+ years of experience, strong C/C++ proficiency, cryptographic software implementation skills, and hands-on experience with Xilinx platforms (Zynq, Ultrascale+, Versal) and embedded Linux (Yocto/Petalinux or WindRiver). Must hold an active Secret clearance and demonstrate expertise in real-time embedded systems debugging, optimization, and Agile development workflows.

Senior Software Engineer responsible for designing and implementing user-facing web, PC, and mobile applications for TrellisWare's wireless communication products. The role involves enhancing wireless networking configuration and situational awareness tools, developing visualization techniques for large datasets, and optimizing client-server networking.…See more Requires 7+ years of UI application development experience and proficiency in ReactJS, Kotlin/React Native, or C# desktop frameworks, with knowledge of TCP/IP networking and asynchronous programming.

Senior Software Engineer responsible for designing and implementing user-facing web, PC, and mobile applications for TrellisWare's wireless communication products. You will enhance and maintain a suite of networking configuration and situational awareness tools, develop intuitive visualizations for large datasets, and optimize multi-server web requests.…See more The role requires proficiency in at least one modern UI technology stack (ReactJS, Kotlin/React Native, or C# desktop frameworks) plus familiarity with a second stack, strong TCP/IP networking knowledge, and asynchronous programming skills.

As a Network Engineer supporting Navy installations, you will engineer, configure, and sustain advanced networking equipment (Juniper, Aruba, Cisco) across NIWC Pacific and shore facilities. You'll manage the complete system lifecycle from staging through sustainment, implement secure network architectures aligned with RMF and STIGs, and support both lab and field deployments with 50%+ travel.…See more The role requires hands-on expertise with routing protocols, VLANs, VPNs, firewalls, and wireless deployments, along with DoD 8570 baseline certification and an active Secret clearance.

A senior software integration engineer responsible for debugging complex systems spanning Linux, networking, hardware interfaces, and distributed software components. The role involves building Docker-based deployment workflows, participating in field testing and demonstrations, and collaborating with core teams to integrate payloads and external systems through APIs, SDKs, and communication protocols.…See more Requires 5+ years of software engineering experience with strong fundamentals across the stack, proficiency in modern languages (C++, Python, Rust, Go, Java, TypeScript), and deep Linux and networking knowledge. The position emphasizes production-ready reliability, ability to modify large codebases quickly, and hands-on support for fielded systems.

Senior Systems Engineer responsible for managing and automating enterprise Linux/Unix systems across VMware on-prem and hybrid environments in a regulated banking setting. Will develop and maintain Puppet automation modules for server provisioning, patching, and application deployment; administer vSphere, ESXi, and vCenter infrastructure; and ensure security hardening, compliance (SOX, FFIEC), and high availability for mission-critical applications.…See more Acts as L2/L3 resource for incident management, root-cause analysis, and operational stability, with scripting in Bash and Python to reduce manual recovery efforts.

Network engineer providing advanced engineering, integration, and sustainment support for Navy AT/FP systems across global installations. You will engineer, configure, and sustain Juniper, Aruba, Cisco, and Antaira networking equipment; deploy and troubleshoot networks in labs, shore facilities, and data centers; implement secure network architectures aligned with RMF and STIGs; and conduct site surveys and operational verification testing during 50%+ travel.…See more Requires active interim Secret clearance with ability to obtain fully adjudicated Secret clearance, bachelor's degree plus 5 years experience (or HS diploma plus 8 years), DoD 8570/8140 baseline certification (Security+ CE or higher), and hands-on experience with Juniper, Aruba, and Cisco platforms.

Mid-level full-stack software engineer responsible for developing, deploying, and troubleshooting distributed applications across application, OS, networking, and hardware layers. Must have 5+ years of professional experience with Python, modern front-end frameworks, RESTful APIs, Linux (RHEL preferred), containerization (Podman/OCI), Ansible automation, and Git.…See more Role emphasizes independent ownership of features from requirements through testing, strong debugging across system and software components, and integration with external systems and hardware interfaces.

As a Sr SW Test Development Engineer, you will develop and execute test scripts and validations for Dexcom's CGM (continuous glucose monitoring) transmitters and receivers, focusing on BLE (Bluetooth Low Energy) interface testing, interoperability evaluation, and system-level use cases. You'll use Python, Android Debug Bridge (ADB), Ellisys, Selenium, and Appium to create functional and stability tests, debug customer-reported issues, and analyze results to inform next-generation device improvements.…See more The role requires 7–12 years of industry experience with at least 2–4 years in firmware/embedded testing, strong Python scripting skills, and familiarity with embedded protocols (GPIO, UART, SPI, I2C, CAN, TCP/IP, UDP). You'll work in an Agile environment, collaborating cross-functionally and using GitHub, Jira, and Confluence to manage test artifacts and defects.

Design, develop, integrate, and test embedded real-time software for cryptographic applications, working with multi-disciplinary teams in an Agile environment. Architect and maintain embedded systems using C/C++, real-time operating systems, and Xilinx platforms (Zynq, Ultrascale, VERSAL).…See more Implement cryptographic mechanisms, integrate low-level firmware with complex multi-threaded applications, and resolve system-level problems around requirements, data acquisition, and controls. Requires 5+ years experience (or equivalent education) with active Secret clearance, proficiency in C/C++, and hands-on experience with real-time embedded systems, Linux (Yocto/Petalinux/WindRiver), TCP/IP networking, and formal software lifecycle processes.

Mid-level full-stack software engineer responsible for developing, deploying, and troubleshooting distributed applications across application software, operating systems, networking, virtualization, and hardware interfaces. The role requires 5+ years of professional software development experience with proficiency in Python, modern front-end frameworks, RESTful APIs, Linux administration, containerization (Podman/OCI), Git, and configuration automation (Ansible).…See more Strong emphasis on independent ownership of features from requirements through implementation and testing, with preferred experience in LLMs, generative AI, agentic workflows, and AI-tool integration for engineering tasks.

Network Engineer responsible for engineering, configuring, and sustaining mission-critical networked systems including Cisco, Aruba, Juniper, and Cambium equipment. The role spans the full system lifecycle—staging, integration, testing, fielding, and sustainment—with emphasis on secure network architectures aligned with RMF and STIGs, vulnerability remediation, and compliance validation.…See more You will deploy and troubleshoot networks in NIWC labs, shore facilities, and data centers, conduct site surveys and installations, and interface with government customers, program managers, and cybersecurity teams. Minimum 8 years of DoD or enterprise network engineering experience, hands-on expertise with Juniper (Junos OS, EX/QFX/SRX), Aruba (ArubaOS, Instant AP, Aruba Central), and Cisco (Catalyst, ISR, ASA, Firepower) required; DoD 8570/8140 certification (Security+, CISSP, CASP+, or higher) and relevant vendor certifications (JNCIA/CCNA or higher) mandatory.

As a Network Engineer supporting Navy AT/FP systems at NIWC Pacific, you will engineer, configure, and sustain Juniper, Aruba, and Cisco networking equipment across CONUS and OCONUS installations. You'll design and implement secure network architectures compliant with RMF and STIGs, perform system hardening and vulnerability remediation, and support end-to-end lifecycle activities from staging through fielding.…See more The role requires hands-on expertise in switching, routing, wireless, VPNs, and firewalls, with 50%+ travel to shore facilities and data centers. You must hold an active interim Secret clearance with ability to obtain a fully adjudicated Secret clearance, plus DoD 8570/8140 baseline certification (Security+ CE or higher, and Juniper JNCIA or Cisco CCNA or higher).

Design, develop, and maintain embedded software for wireless modem and broadband networking systems, working across connectivity protocols, system services, and platform layers. Debug and resolve technical issues using structured problem-solving, conduct code reviews, and collaborate with cross-functional teams (System Engineering, RF, Ethernet, Wi-Fi) to deliver high-quality, scalable software.…See more Participate in the full development lifecycle including on-target and off-target kernel debugging, and support field issues by analyzing and fixing complex functional, performance, and stability problems.