Senior AI Engineer
$131.3k - $237.35kLeidos
Description
Are you ready to thrive? Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelerate your career path.
Join Leidos' all-star team supporting the Defense Intelligence Agency's Enterprise Digital Modernization Accelerator initiative. This program is at the forefront of deploying enterprise-scale AI, data, and mission platform capabilities across cloud, edge, and classified environments. We are looking for creative, driven, and mission-focused professionals ready to take their career to the next level.
As a Senior AI Engineer, you will :
Support the development and operationalization of AI and agentic AI systems in production mission environments.
Collaborate with multidisciplinary teams of analysts, engineers, and developers to solve complex challenges and deliver innovative, production-ready algorithms and platforms.
Apply cutting-edge techniques in statistical analysis, predictive analytics, entity resolution, graph analytics, explainable AI, and operational analytics.
Contribute to the integration of AI, DevSecOps, data engineering, platform engineering, cybersecurity, and observability in a fast-paced, engineering-centric environment.
Enjoy flexible work arrangements, including remote and on-site work in the National Capital Region (Rockville, MD and/or Alexandria, VA).
What You Bring:
Bachelor's, Master's, or equivalent graduate degree in a quantitative or analytical field (Computer Science, Mathematics, Statistics, Engineering, Physics, Computational Social Science, etc.). Additional/Relevant experience may be substituted for a degree.
12+ years of experience in data science, analytics, or quantitative intelligence analysis, developing analytics and AI/ML solutions (4+ years with a Master's).
Active Top Secret clearance and eligibility for TS/SCI with Polygraph.
Demonstrated experience collaborating with hybrid teams to research, build, and deploy complex, user-friendly analytical platforms.
Track record of creative problem solving, active learning, and mission-focused outcomes.
Experience with the following:
AI/ML production engineering
LLMOps / MLOps
RAG architectures
AI orchestration frameworks
Kubernetes-based AI deployments
OpenAI-compatible APIs
Python development
GPU inference optimization
Preferred Qualifications:
Experience supporting military or intelligence community customers.
Familiarity with Azure/C2S, hardware platforms (CPUs, GPUs, FPGAs), and advanced analytical methodologies (social network analysis, supply chain analysis, NLP, classification algorithms, image processing).
Familiarity with the following technologies
LangGraph
Semantic Kernel
vLLM
Ollama
Ray
NVIDIA GPU ecosystems
Vector databases
#ASBA
#NMEC-Leidos
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:
June 25, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $131,300.00 - $237,350.00
The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
About Leidos
Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit .
Pay and Benefits
Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at .
Securing Your Data
Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at View email address on click.appcast.io .
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission ( .
Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
REQNUMBER: R-00186145
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.
$100k - $130k
...Sponsorship: No sponsorship assistance is available for this position now or in the future. Position Description: LCG is seeking an AI Engineer to support our client at NIH in advancing AI-driven modernization initiatives across software development, research enablement,...SeniorWork experience placementLocal areaImmediate start3 days per week- ...The Opportunity At Rohirrim, we're building the AI that powers how the government buys - from billion-dollar weapons systems... ...matter. We're looking for a talented, self-driven Agentic AI Engineer to join our core engineering team and help build the next generation...SeniorWork at office3 days per week
$111.48k - $142.44k
...Senior AI Engineer Req Id: 457 Location: CLARKSBURG, MD, US, 20871 Date: Sep 7, 2026 Thales Defense & Security, Inc. (TDSI) Headquartered in Clarksburg, MD, is a U.S. company that has been serving domestic and international...SeniorWork experience placementLocal areaImmediate start$150k - $190k
...Overview Join a team where innovation meets mission. Our AI, cloud, cyber, and modernization solutions save agencies... ...Summary We have an immediate need for a highly skilled Senior Google AI Engineer. We are growing our Google Cloud AI engineering capability to...SeniorTemporary workImmediate startWorldwide- ...MITRE Trustworthy & Secure AI Department At MITRE, your passion fuels work that impacts our nation and improves lives. This is... ...health, transportation, and citizen services. We're a nonprofit engineering, applied research, and advanced technology organization working...SeniorWork experience placementImmediate start3 days per week
$229.9k - $262.4k
...Senior Lead AI Engineer (LLM Gateway, FM Hosting) Overview: At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer...SeniorFull timePart timeLocal area$229.9k - $262.4k
...Senior Lead AI Engineer(MLX, Agentic AI, Gen AI platform Services) Overview: At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real...SeniorFull timePart timeLocal area$229.9k - $262.4k
...Senior Lead AI Engineer(MLX, Agentic AI, Gen AI platform Services) Overview: At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time...SeniorFull timePart timeLocal area- ...Capital One is seeking a Senior Lead AI Engineer for Gen AI Platform Services to drive responsible AI across the enterprise. You will partner with engineers, researchers, and product managers to deliver AI-powered products that transform how employees work and how customers...Senior
- ...digitize forms and automate workflows. Our new initiative brings AI directly into this process - using LLMs, vector search,... ...core to how our platform works. We're looking for a senior machine learning engineer to take the lead on this effort. You'll be the architect...SeniorLocal areaRemote work
- ...Job Description Job Description We are seeking an experienced Senior AI Engineer to build retrieval, semantic search, summarization, and source-traceable AI application capabilities for a Federal data analytics and AI modernization initiative. The team will deliver...SeniorFor contractorsLocal area
$229.9k - $262.4k
...Senior Lead AI Engineer (GenAI Platform, Agentic Infrastructure) Overview: At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-...SeniorFull timePart timeLocal area- ...Responsibilities Design and deploy sophisticated agentic AI solutions using state-of-the-art large language models. Develop... ...techniques for agent design, evaluation, optimization, and prompt engineering. Develop observability pipelines to monitor model and agent...Full timeTemporary workWork at office3 days per week
- ...Position: AI Engineer Location: Remote/Hybrid (subject to contract requirements) Clearance: Must be eligible to obtain and maintain a Public Trust Criteria: Need US citizenship because of federal regulations and the sensitive nature of the work involved. Key...Contract workRemote work
- ...and Business consulting services. We are in search of a highly motivated candidate to join our talented Team. Job Title: AI Engineer Location(s): Gaithersburg, MD Job Summary: ~ We are looking for a highly skilled AI Engineer with expertise in...Remote work
$150k - $190k
...Job Description Job Description Senior AI Platform & Data Engineer Job Number: 868 This is a remote position. Ad Hoc is a technology company that empowers organizations to deliver scalable, impactful digital services. Using modern, agile methods, our team creates...SeniorWork at officeRemote workFlexible hours- ...Lead AI Software Engineer PingWind is seeking a Lead AI Software Engineer with a strong emphasis on Artificial Intelligence and Machine Learning to join the PingWind team supporting Agency for Healthcare Research and Quality's (AHRQ) Artificial Intelligence / Machine...Temporary workFlexible hours
$115k - $160k
...experience Degrees may be substituted for years of experience: 8 years of experience Description PingWind is seeking an AI DevOps Engineer with a strong emphasis on Artificial Intelligence and Machine Learning to join the PingWind team supporting Agency for...Temporary workLocal areaFlexible hours$18 - $50 per hour
...sites Networking with our global leaders Mentorship from senior employees Individual career development planning... ...Overview: Siemens Digital Industries Software is seeking an AI & Engineering Data Intern to support emerging Artificial Intelligence and...Remote jobHourly payFull timeInternshipLocal area- ...Software Guidance & Assistance, Inc., (SGA), is searching for a Senior Software Engineer for a CONTRACT assignment with one of our premier Regulatory clients in Tysons, VA or Rockville, MD. Working independently, the Senior Software Engineer owns development...SeniorContract workWork experience placement
$107k - $190k
...Overview Senior Software Engineer Gaithersburg, MD Active TS (SCI eligibility) clearance and eligibility to obtain a CI poly At Bcore, our strength comes from how we deliver impact to the mission. Whether it's architecting critical IT solutions, producing...Senior$170k - $195k
...Senior Software Engineer North Bethesda, MD Xometry powers the industries of today and tomorrow by connecting the people with big ideas to... ...establishing the engineering patterns that allow Xometry's AI—trained on millions of parts—to operate directly on our partner...SeniorWork at office3 days per week$107.9k - $195.05k
...an exciting opening for you as our next TS/SCI cleared Software Engineer supporting a long-term DIA-NDOC DOMEX Technology Platform (DTP)... ...building applications around Large Language Models, Agentic AI #NMECDTP-Leidos If you're looking for comfort, keep scrolling...SeniorContract workLocal areaImmediate startRemote workFlexible hours- ...health, transportation, and citizen services. We’re a nonprofit engineering, applied research, and advanced technology organization working... ...for a career with purpose — and help shape the future.Our AI-enhanced Discovery and Decisions department has a need for an Artificial...SeniorInternshipLocal areaImmediate start3 days per week
- ...We are seeking an experienced Senior AI Engineer to build retrieval, semantic search, summarization, and source-traceable AI application capabilities for a Federal data analytics and AI modernization initiative. The team will deliver a secure, scalable platform that...SeniorFull timeFor contractorsLocal area
$122k - $240.5k
Position Summary Agentic AI is moving from experimentation to production, and... ...responsibly and at scale. We're growing a team of engineers who want to work at the center of that... ...From entry-level employees to senior leaders, we believe there’s always room to...SeniorWork at officeLocal areaVisa sponsorshipShift work$155k - $200k
...Overview Join a team where innovation meets mission. Our AI, cloud, cyber, and modernization solutions save agencies... ...Position Summary Credence has an immediate need for a Senior AI Software Engineer to join our growing AI and Automation practice. In this role...SeniorTemporary workImmediate startWorldwide$131.3k - $237.35k
...Description Leidos has an exciting opening for you, our next TS/SCI cleared Senior DevOps Software Engineer to play a critical role on the DOMEX Technology Platform (DTP) Program where we support our client’s mission to centralize and standardize Tasking, Collection...SeniorLocal areaImmediate startRemote workFlexible hours- ...Solipsys, a subsidiary of Collins Aerospace, is seeking a Senior Principal Software Engineer to drive architecture and development of critical capabilities in an Agile setting. You will coordinate multiple engineers, lead decisive actions, and communicate effectively...Senior
- ...your passion and talents to DFIN - because being YOU thrives here. Summary: We are seeking a highly skilled Senior Software Development Engineer in Test (Senior SDET) to provide technical leadership for quality engineering across our enterprise SaaS platforms....SeniorRemote workFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior AI Engineer. Be the first to apply!
- ai engineer Rockville, MD
- ai developer Rockville, MD
- senior grant accountant Rockville, MD
- senior tax Rockville, MD
- senior data management analyst Rockville, MD
- senior consulting engineer Rockville, MD
- senior dynamics crm developer Rockville, MD
- senior director of operations Rockville, MD
- senior assistant Rockville, MD
- senior brand strategist Rockville, MD



