OverviewAt LMI, we build mission-ready software solutions that make a difference. Our
Field Software Engineers work directly with government partners to deliver secure, scalable applications that accelerate decisions, streamline operations, and support some of the nation's most critical missions.
Like a startup CTO in the field, you'll wear many hats: part backend developer, part full-stack engineer, part problem solver. You'll operate with autonomy, adapt to shifting requirements, and bring technical clarity to ambiguous problems-all while collaborating with mission stakeholders, data scientists, and the Chief Product Officer team. If you thrive at the intersection of customer impact, technical excellence, and operational speed, this role offers the chance to deliver software that matters.
This role requires
an Active TS/SCI security clearance and availability to collocate with our defense and national security customers in the Pentagon.
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.
Responsibilities- Own technical delivery: Design and implement software solutions across multiple government deployments, from first prototype to stable mission use.
- Embed with customers: Partner with mission stakeholders to understand requirements, translate needs into technical approaches, and deliver capabilities that directly support operations.
- Full-stack development: Build and maintain scalable applications using Python, JavaScript/TypeScript, React, Node.js, and modern web frameworks.
- Backend architecture: Develop and optimize APIs, databases, and cloud-based services to support secure, high-performance mission applications.
- Deliver clarity under ambiguity: Scope projects, remove blockers, and make informed trade-offs between speed, scope, and quality.
- Contribute directly in code: Write and review production-grade software across backend and full-stack environments when clarity or momentum depends on it.
- Codify patterns: Capture reusable workflows, best practices, and lessons learned into playbooks, tools, and building blocks that scale beyond a single project.
- Shape the roadmap: Share field signal with LMI's product and research teams to guide the evolution of our engineering practices and software platforms.
QualificationsMinimum Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or related technical field (or equivalent practical experience).
- 3-5+ years of software engineering or technical deployment experience, ideally in customer-facing or government environments.
- Hands-on experience building and deploying full-stack applications using Python, JavaScript/TypeScript, MEAN, and Node.js.
- Experience designing and maintaining APIs and backend services.
- Familiarity with cloud deployment models (AWS, Azure, or Google Cloud Platform), containerization (Docker, Kubernetes), and infrastructure-as-code (Terraform, etc.).
- Ability to translate customer needs into actionable technical approaches and deliver solutions in fast-moving or ambiguous contexts.
- Excellent problem-solving, judgment, and communication skills, with ability to engage technical and non-technical stakeholders alike.
- Must have an active Top Secret security clearance with SCI eligibility.
Desired Qualifications
- Master's degree in Computer Science, Software Engineering, or related technical field.
- Experience deploying applications in secure, mission-critical environments.
- Proven track record of scoping and delivering complex systems under tight timelines.
- Familiarity with DevSecOps practices, CI/CD, and secure software development for government environments.
- Demonstrated ability to simplify complexity, anticipate risks, and provide clarity in high-stakes environments.
Target salary range: $141,000 - 245,000.
The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances.
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LMI is an Equal Opportunity Employer. LMI is committed to the fair treatment of all and to our policy of providing applicants and employees with equal employment opportunities. LMI recruits, hires, trains, and promotes people without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, disability, age, protected veteran status, citizenship status, genetic information, or any other characteristic protected by applicable federal, state, or local law. If you are a person with a disability needing assistance with the application process, please contact
Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.
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