Machine Learning Operations (MLOps) Engineer

Gallatin AI

$120K — $145K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years in MLOps or infrastructure engineering with real user interaction.
  • Strong Python skills for production codebases, beyond just notebooks.
  • Deep expertise in Kubernetes, containerization, and infrastructure as code.
  • Production experience with AWS (SageMaker, EKS) or Azure ML infrastructures.
  • Hands-on GPU infrastructure experience including scheduling and optimization.
  • Experience operating ML systems in IL5 or IL6 environments.

Responsibilities

  • Build systems for model deployment from training to production.
  • Own model training and fine-tuning infrastructure on both AWS and on-premises.
  • Establish CI/CD processes for models and pipelines with rollback capabilities.
  • Create and manage evaluation harnesses and monitor system performance.
  • Oversee data ingestion, versioning, and lineage from authoritative sources.
  • Deploy ML systems in secure, accredited environments with required workflows.
  • Implement observability metrics for continuous monitoring and quality assurance.

Benefits

  • Opportunity to shape the infrastructure and processes.
  • Work within a small, focused team with significant ownership.
  • Collaboration on cutting-edge AI/ML technologies.
  • Access to advanced tools for model optimization and deployment.
  • Engagement with real-world logistics and defense challenges.
Full Job Description
What You'll Do

In this role, you will build the systems that move a model out of a notebook and into the hands of a planner. Sometimes, that means deploying to an air-gapped rack in a tent instead of a VPC. You will own the path from training run to deployed capability: the infrastructure it runs on, the release process that ships it, the evaluation harness that proves it works, and the telemetry that tells us when it stops working.

Our AI/ML team works across retrieval-grounded systems for doctrine and logistics data, document and feature extraction, military symbol recognition, optimization and movement models, and an LLM agent platform. This role underpins that work: building the infrastructure, release processes, and evaluation systems that make it shippable and keep it honest in production. You will have plenty of room to shape how we build it.

Training & Serving Infrastructure
  • Own model training, fine-tuning, and batch inference infrastructure across AWS (SageMaker, EKS) and on-premises GPU hardware.
  • Stand up and tune LLM inference serving: vLLM-class stacks, quantization, continuous batching, KV-cache and throughput sizing. Make the hosted-vs-local call with numbers behind it.
  • Build for DDIL: local inference with configurable fallback, degraded-mode behavior, and sane resource envelopes on hardware we do not get to choose.
Release & Reproducibility
  • Build CI/CD for models and pipelines: versioned datasets, a model registry, promotion gates, and rollback that actually works under pressure.
  • Own infrastructure as code, containerization, and GitOps deployment across environments ranging from a dev cluster to a disconnected enclave.
  • Make reproducibility a hard requirement. Any result we put in front of a customer or evaluator must be reproducible from a commit and dataset version.
Evaluation & Observability
  • Build and own the evaluation harness: regression suites for retrieval and extraction pipelines, LLM-as-judge pipelines with measured judge-human agreement, and adversarial and held-out sets.
  • Instrument production for drift, latency, cost, retrieval quality, and failure modes, including quiet ones such as a retrieval miss that produces a fluent but wrong answer.
  • Make our metrics defensible to external test and evaluation reviewers. "We think it's good" is not a deliverable.
Data & Pipeline Ownership
  • Own ingestion, versioning, and lineage for logistics and doctrinal data drawn from a heterogeneous set of authoritative sources.
  • Build and operate embedding and feature pipelines, incremental indexing, and the unglamorous systems that keep a retrieval index fresh.
  • Build the human-in-the-loop infrastructure: confidence-scored routing, review queues, and feedback capture that improves the next model.
Secure & Accredited Deployment
  • Deploy and operate ML systems in IL5 and IL6 environments, including air-gapped or restricted-network enclaves. Build the release, observability, artifact-management, and incident-response workflows those environments require.
  • Support ATO and continuous-authorization work with implementation evidence tied to applicable security controls (NIST SP 800-171, NIST SP 800-53 Rev. 5, CMMC Level 2, FIPS 140-3, and RMF/eMASS).
  • Handle CUI and classified data correctly without being asked twice.


What We're Looking For
Strong Platform & Infrastructure Skills
  • 5+ years in MLOps, ML platform, or infrastructure engineering, including meaningful time working on systems with real users.
  • Strong Python skills and comfort in a production codebase, not just notebooks.
  • Deep Kubernetes and containerization experience, plus infrastructure as code.
  • Production experience with AWS ML/Azure infrastructure (SageMaker, EKS, or equivalent).
  • Hands-on GPU infrastructure experience: scheduling, utilization, memory sizing, and cost.
  • Hands-on experience deploying and operating production software in IL5 or IL6 environments, including disconnected or restricted-network deployments.
Production ML Judgment
  • You have shipped an LLM or ML system to production and then had to keep it working. You know what breaks.
  • You have built evaluation and monitoring for ML systems rather than adopting a vendor dashboard and hoping.
  • You can reason about where a pipeline's quality actually comes from and say so when a metric is measuring the wrong thing.
Ownership
  • You are comfortable with ambiguity and owning a domain end to end. This is a small team; there is no one to hand the pager to.
  • You are willing to learn the mission domain. The engineers who do best here become genuinely interested in the logistics problem itself.


Nice to Have
  • Clearance: Preferred
  • LLM serving and inference optimization (vLLM, TensorRT-LLM, quantization, prefix caching).
  • Retrieval-grounded systems in production: hybrid retrieval, re-ranking, index freshness, and citation quality.
  • Edge, on-premises, or disconnected deployment.
  • Experience supporting ATO, continuous authorization, or production operations in classified environments.
  • Defense, intelligence, or another accredited or regulated environment.
  • Palantir Foundry, PostgreSQL/pgvector, NATS/JetStream, or ArgoCD.
  • A degree in CS, engineering, or a related technical field, or the equivalent built the hard way.

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