Jobs at Lyntris

System Administrator II responsible for provisioning, configuring, and sustaining AWS services (EC2, S3, VPC, Event Bridge) and on-premises infrastructure. The role requires developing Infrastructure as Code using Ansible, maintaining system patches per STIG compliance, scanning and remediating vulnerabilities with ACAS, and administrating Windows and Linux workstations and servers.…See more The candidate will support CI/CD workflows, monitor resources, and maintain comprehensive technical documentation while ensuring system architecture components integrate seamlessly.

This Systems Engineer role involves designing, integrating, implementing, and testing complex systems and systems-of-systems architectures in support of defense and tactical command-and-control missions. The candidate will define technical requirements, perform data analysis across multiple sources, develop technical documentation, and support cross-functional engineering teams.…See more The position requires 5–8 years of systems engineering or technical integration experience, with strong analytical and problem-solving skills, and an active Secret clearance.

Design, build, and maintain CI/CD pipelines and container orchestration platforms for U.S. Navy defense software modernization.…See more Automate infrastructure for predictable, secure environments using Kubernetes and related tools; work directly with software and cyber engineers to solve delivery problems across diverse program needs. Requires 3+ years of hands-on experience with containerization, container orchestration, CI/CD automation, infrastructure-as-code, Linux systems, and scripting.

The System Engineer will conduct systems and system-of-systems architecture design, integration, implementation, testing, and certification activities in support of defense and tactical systems. Responsibilities include technical requirements definition, data analysis across multiple sources, technical documentation development, and troubleshooting across multiple operating systems and virtualized environments.…See more The role requires 5–8 years of systems engineering or technical integration experience, with strong analytical and critical-thinking skills to solve complex technical problems independently and collaboratively.

The Cybersecurity Engineer II will design, engineer, and deploy cybersecurity and network defense solutions across complex DoD environments, with hands-on responsibility for SIEM, IDS/IPS, firewalls, and vulnerability management platforms. The role involves configuring Splunk Enterprise, conducting network and security analysis with tools like Wireshark and Tenable, and leveraging automation and APIs to improve security operations.…See more The engineer will support DoD Computer Network Defense requirements, integrate solutions across Windows, Linux, and network infrastructure, and collaborate with government and vendor teams throughout acquisition, testing, and deployment. The position requires 5–7+ years of hands-on cybersecurity and network defense experience, a Bachelor's degree in a related technical field, and an active U.S. national security clearance.

This Cybersecurity Engineer II role involves designing, engineering, integrating, testing, and deploying cybersecurity and network defense solutions across complex DoD environments. The position requires planning and executing National Security and Cybersecurity assessments, configuring enterprise tools such as Splunk Enterprise, IDS/IPS, firewalls, and vulnerability management platforms, and conducting network and security analysis using tools like Wireshark and Tenable.…See more The engineer will leverage automation, scripting, APIs, and generative AI to improve cybersecurity operations while supporting the full acquisition, integration, deployment, and sustainment lifecycle for DoD Computer Network Defense requirements.

Lead network design and management for military C4I and C4ISR systems, with responsibility for complex LAN/WAN infrastructure using Cisco products (switches, routers, firewalls). Troubleshoot network hardware and software issues, design secure operational networks, and collaborate with U.S.…See more Government network and cyber engineers. Requires 7–10 years of network engineering experience, proficiency in Cisco, TCP/IP, MPLS, OSPF, EIGRP, DMVPN/mGRE, and active Secret clearance; up to 25% OCONUS travel for integration and testing.

Senior Systems Engineer responsible for conducting systems and system-of-systems architecture design, integration, testing, and certification across complex defense technical environments. Duties include technical requirements definition, data analysis from multiple sources, test plan and technical documentation development, and troubleshooting across multiple operating systems and virtualized environments.…See more Requires minimum 10 years of systems engineering or technical integration experience, strong analytical and critical thinking skills, and proficiency with Microsoft Office applications.

A Junior Operating Systems Engineer will build and maintain custom Linux images using Yocto Project (recipes, layers, BitBake, kernel configuration), supporting immutable A/B-updatable OS architectures with secure boot and update tooling. The role involves packaging, integrating, and troubleshooting system services, drivers, and third-party software on embedded x86 hardware, as well as contributing to OS hardening (FIPS mode, secure boot, compliance configuration).…See more Daily use of generative AI tools will accelerate development tasks including recipe writing, test scaffolding, and debugging. The engineer will debug boot, kernel, driver, and userspace issues on real appliance hardware and document build processes, image releases, and provisioning workflows.

Lyntris seeks a Cyber Security Engineer II to provide Risk Management Framework (RMF) Assessment and Authorization (A&A) support for Navy software solutions. The role involves designing, implementing, and monitoring cybersecurity and information assurance policies for mission-critical systems; developing system IA documentation (categorization forms, security plans, assessment plans, continuous monitoring plans, risk assessments); and guiding the software development team through security scan review, evaluation, and remediation.…See more The engineer will work with system owners and stakeholders to manage cybersecurity requirements and continuously improve cyber posture. Requires 2–3 years of Department of Navy accreditation experience and working knowledge of NIST standards, RMF, and eMASS.

Senior DevOps / Platform Engineer (Level III) responsible for designing and maintaining CI/CD pipelines, automating infrastructure for predictable environments, and supporting containerized platforms in secure, regulated defense settings. The role requires 5+ years of hands-on experience with Kubernetes, container technologies (Docker, Podman, Buildah), CI/CD tools (GitLab, Jenkins, AWS CodeBuild), infrastructure-as-code (Terraform, Ansible, CloudFormation), and Linux systems.…See more You will work directly with software and cyber engineers to solve delivery problems, build microservices pipelines, and adapt to evolving program requirements across U.S. Navy modernization initiatives.

Software Engineer I will research, design, and implement containerized web applications and services for the Department of Defense, with a focus on automating and orchestrating mission-critical systems for the U.S. Navy.…See more Day-to-day work includes developing in Java, Groovy, Kotlin, or front-end frameworks; conducting manual and exploratory testing; maintaining test plans and traceability; and supporting CI/CD pipelines and container orchestration. The role requires a minimum of two years in software development, familiarity with Java or similar OOP languages, comfort in Linux environments, and experience with build tools like Gradle or Maven.

Software Engineer II will research, design, and implement containerized web applications and services for the Department of Defense, with a focus on automating, integrating, and delivering orchestrated systems for Navy warfighters. The role involves developing in Java, Groovy, Kotlin, or front-end frameworks; conducting manual and exploratory testing; maintaining test plans and traceability; and supporting CI/CD pipelines and container orchestration.…See more Requires a minimum of five years of software development experience, familiarity with object-oriented programming languages, comfort with Linux environments, and experience with build tools like Gradle or Maven.

Senior Software Engineer/Research Scientist applying advanced mathematical and algorithmic expertise to defense technology development. Responsibilities include algorithm development in probability, statistics, estimation theory, machine learning, and optimization; designing and maintaining C++ software applications in Linux environments; prototyping AI/ML solutions in MATLAB, Python, and TensorFlow; and managing DevOps workflows using GitLab, Docker, and Podman.…See more Requires 10+ years of engineering experience, a B.S. in engineering/mathematics, and ability to obtain a DoD Secret clearance.