46 platform engineer jobs found

Overview LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven  expertise  in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the  defense, space, homeland, healthcare, and intelligence sectors—helping agencies navigate complexity and outpace change.  Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.   Responsibilities LMI is seeking an experienced Senior Platform Engineer to lead the design and integration of hybrid cloud...

Overview LMI is seeking a Platform Engineer to support IronSled, a Platform as a Service (PaaS) designed to host applications in secure federal environments. You will join a small, cross-functional engineering team responsible for supporting tenants, maintaining platform reliability, and continuously improving the platform's capabilities and user experience.   Your primary focus will be supporting the teams that build, deploy, and operate applications on IronSled. You will take ownership of technical issues and service requests, troubleshoot problems across the platform, and work directly with tenants to identify and implement solutions. You will also collaborate with other platform engineers to resolve complex issues, improve system reliability, and identify opportunities to reduce recurring support needs.   This is a hands-on engineering position, not a traditional help desk role. You will work across Kubernetes environments, cloud infrastructure, CI/CD...

Overview LMI is seeking a Platform Engineer to support IronSled, a Platform as a Service (PaaS) designed to accelerate application development and deployment in secure federal environments. You will join a cross-functional engineering team responsible for designing, deploying, maintaining, and continuously improving the platform's infrastructure, services, and capabilities.   This is a hands-on engineering role focused on building and operating reliable, scalable, and secure cloud-native infrastructure. You will work across the full lifecycle of platform services, from initial design and implementation through deployment, monitoring, maintenance, and ongoing optimization.   You will collaborate with software developers and other platform engineers to improve delivery pipelines, automate infrastructure operations, troubleshoot complex technical challenges, and strengthen overall platform reliability. The role requires strong technical expertise,...

Overview LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.   The Opportunity We’re looking for a Senior DevSecOps / Platform Engineer with significant experience in AWS to help us build and support the core infrastructure that powers our Navy...

Overview We're looking for a Full Stack Software Engineer   with expertise across the frontend (React, TypeScript, CSS, HTML) and backend ( Node.js, Express.js,   OpenAPI , relational databases) stack to   join   our app team.   Working closely with product owners, designers, and fellow engineers, you'll iterate quickly on features, improve performance, and build out a secure, scalable platform for real-world military and government users. This role   focuses on   hands-on coding   and software design , spanning everything from UI workflows to   API development to database architecture . This role requires an active Secret security clearance.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed....

Overview LMI is seeking a Cyber Security Engineer to own and coordinate cybersecurity compliance for an AWS-hosted Army application. This role manages vulnerability findings, security scanning, eMASS records, and RMF/ATO activities while working closely with the ISSO and engineering team. The position requires technical security knowledge and the ability to drive remediation through closure.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy...

Overview LMI is seeking a skilled Senior Cybersecurity Information Systems Security Engineer (ISSE) to support US Army  Portfolio Acquisition Executive (PAE) Maneuver Ground office in Detroit, MI . The ISSE will drive efforts that support software and hardware cybersecurity Risk Management Framework (RMF) Authority to Operate (ATO).     LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and...

Overview LMI is seeking an experienced DevSecOps & Cloud Automation Engineer to support the U.S. Army Training Information System (ATIS) program. ATIS is modernizing Army training systems into a secure, cloud-native enterprise capability. Working within a SAFe Agile Release Train (ART), this hands-on individual contributor role will build, secure, maintain, and optimize the automation, infrastructure, and CI/CD capabilities that support ATIS applications in AWS GovCloud.   The ideal candidate is a self-directed technical problem solver who can independently solve complex engineering challenges, improve existing solutions, reduce unnecessary complexity, communicate clearly, and collaborate across application, cloud, architecture, and cybersecurity teams. This role requires someone who is comfortable both providing technical direction and personally implementing solutions.   LMI is a new breed of digital solutions provider dedicated to...

Overview LMI is seeking a skilled Forward Deployed Engineer in the Washington, DC region. Successful Forward Deployed Engineers demonstrate competency in integrating advanced technologies into existing business processes, building new functionality, ensuring successful software deployments, and working closely with customers. This role requires a combination of technical skills, strong communication, and the ability to quickly turn ideas into production caliber code. This role will work as part of the Sales Engineering team and engage directly with customers on-site, in a hybrid format, or remotely, as required by each customer including the potential for occasional short-term travel to customer locations across the United States. This position requires an active Secret clearance.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need,...

Overview We are seeking a Senior Forward Deployed Engineer to embed directly with mission users and own the technical solution from mission need through production deployment. This is a hands-on role for an engineer who enjoys solving hard, ambiguous problems—and wants to see the technology they build make a difference in the real world. You will work alongside mission users to understand what is actually happening on the ground, identify opportunities where technology can make a meaningful difference, and turn those insights into working solutions. You’ll integrate advanced technologies—including modern AI/LLM capabilities—into operational workflows, build and deploy new software capabilities, and iterate directly with users until the solution delivers measurable mission impact. This is not a role where you simply receive requirements and hand off code. You will be close to the problem, close to the user, and accountable for the outcome. You’ll have the...

Overview LMI is seeking a Staff Data Engineer to build authoritative data products supporting Army acquisition and program operations. This engineer will own data pipelines, models, and ontology within Army Vantage or Palantir Foundry.   This is a senior individual-contributor role for an engineer who can make architectural decisions, build production systems, and raise the technical standard of the team.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space,...

Overview LMI is seeking a Staff Data Engineer to build authoritative data products supporting Army program operations. This engineer will own data pipelines, models, and ontology within Maven or Palantir Foundry.   This is a senior individual-contributor role for an engineer who can make architectural decisions, build production systems, and raise the technical standard of the team.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy...

Overview LMI is seeking a Software Developer, Applications/AI Automation Engineer to build automation, AI-enabled applications, prototypes, integrations, APIs, and production-ready software components for Department of Veterans Affairs (VA) modernization initiatives. The role spans no-code, low-code, and full-code delivery and favors approved reusable patterns before custom development.     This position follows a hybrid work model, with an expectation of approximately 25% onsite presence at LMI’s Tysons headquarters or Washington, DC.   This is a builder role for an engineer who can move from rough problem statements to working technical increments quickly without sacrificing maintainability. The engineer should be comfortable deciding when configuration or  low-code  is sufficient, when custom code is justified, and how to evolve an early prototype into a supportable enterprise solution.   The successful candidate will bring modern...

Overview LMI is seeking an experienced, hands-on Enterprise MuleSoft Integration Engineer / Architect to support Project Manager Logistics-Finance (PM LOG-FIN) and the U.S. Army with digital modernization and integration initiatives. Th is role will lead the design, development, deployment, scalability, and central management of a unified, enterprise-wide MuleSoft Anypoint Platform. Th is position will drive the evolution of a n enterprise data hub and gateway solution, securely exposing application programming interfaces ( APIs ) and data services across critical Army logistics and financial e nterprise r esource planning (ERPs) systems , authoritative data sources , and external trading partners. O bjectives include moderniz ing complex, custom legacy point-to-point interfaces into scalable, modular API-led services to accelerat e mission readiness, financial and...

Overview We are seeking a Senior DevSecOps Engineer to build and improve secure software delivery, release engineering, and deployment platforms. This role will maintain GitLab CI/CD pipelines for TypeScript/JavaScript, Python, and Rust applications across Linux, Windows, and macOS.   The ideal candidate combines strong CI/CD and cloud-native engineering experience with practical application-security expertise. They will partner with engineering, security, and infrastructure teams to make secure, reliable delivery the default throughout the software development lifecycle.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.   Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic...

Overview LMI is seeking a Full Stack Software Engineer to join the team supporting IronGate, a mission-ready data acquisition and transfer platform built for complex federal environments. It enables agencies to securely acquire commercial data and bring it into government networks through a self-service UI portal or direct-to-network push with full visibility, governance, and compliance at every step. You’ll work across the stack—from Angular  and  Reactr -based UI workflows to Node/Express APIs and PostgreSQL data models—helping us deliver secure, scalable capabilities that support cyber threat detection, asset protection, and operational decision-making.     You’ll collaborate closely with product owners, designers,  DevSecOps , and fellow engineers to iterate quickly on features, modernize existing components, and shape the future architecture as we incorporate technologies like Spark, Hudi, Elasticsearch, and Kong. This is a hands-on...

Overview LMI is seeking an experienced Software Systems Architect to support the U.S. Army Training Information System (ATIS) program and the ALCMC delivery team. ATIS is a major Army initiative to modernize and consolidate Army training systems into a secure, cloud-native, enterprise-level capability. As part of an Agile Release Train (ART) operating under the Scaled Agile Framework (SAFe), this role will lead team-level technical architecture and solution design, establish architectural runway, guide interface and integration decisions, and enable the team to deliver secure, scalable, and maintainable capabilities within broader solution architecture guardrails.   This is a highly technical, collaborative, and hands-on individual contributor role . The Software Systems Architect will work directly with developers, Product Management, DevSecOps, testing, cybersecurity, and Solution Architecture to translate mission and product needs into implementable...

Overview LMI is seeking an experienced Data Engineer – Army Vantage / Palantir Foundry to support the U.S. Army Training Information System (ATIS) program. This hands-on role will develop, maintain, and improve ATIS data products and integrations, with a primary focus on capabilities delivered through Army Vantage and Palantir Foundry.   The Data Engineer will transform authoritative ATIS data into reliable, reusable enterprise data products and ensure Vantage/Foundry capabilities integrate effectively with the broader ATIS data ecosystem. The ideal candidate has hands-on Foundry experience, strong data-engineering skills, and the ability to independently identify and resolve end-to-end data quality and integration issues across ATIS and Vantage/Foundry.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings...

Overview We are seeking a Dataverse Data Architect  to join a multidisciplinary team supporting the Department of Homeland Security (DHS) Customs and Border Protection (CBP) Program Management Office (PMO). This role is ideal for engineers who are passionate about applying technical expertise to real-world national security challenges and advancing mission-critical capabilities through research, evaluation, and informed decision-making. This position requires U.S. citizenship and the ability to obtain a CBP Background Investigation (BI) is required; active CBP BI preferred. This position requires 20% travel that may entail remote and rugged areas.   The Dataverse Data Architect will work closely with CBP stakeholders, program managers, and technical experts to assess technologies, guide development efforts, inform program strategies, and enable effective deployment of integrated systems. This includes both field-focused technical assessments and the...

Overview We are seeking a Data Architect (365)  to join a multidisciplinary team supporting the Department of Homeland Security (DHS) Customs and Border Protection (CBP) Program Management Office (PMO). This role is ideal for engineers who are passionate about applying technical expertise to real-world national security challenges and advancing mission-critical capabilities through research, evaluation, and informed decision-making. This position requires U.S. citizenship and the ability to obtain a CBP Background Investigation (BI) is required; active CBP BI preferred. This position requires 20% travel that may entail remote and rugged areas.   The Dataverse Data Architect will work closely with CBP stakeholders, program managers, and technical experts to assess technologies, guide development efforts, inform program strategies, and enable effective deployment of integrated systems. This includes both field-focused technical assessments and the...