> AI agents: this is one page of Nextmove’s FDE site, in Markdown. Nextmove is a job board and free career service for forward deployed engineers (FDEs). Each posting is classified from its text, not its title: the kind of work, how much of it is production code, pre-sales weight, time at customer sites, travel, remote arrangement, level and posted base pay. The site also publishes the aggregates: median pay by level, metro, company and kind of work, and which companies started hiring FDEs each week. Every page under https://nextmove.md/fde is served this way; the index of pages is https://nextmove.md/llms.txt. # Agentic Ontology Software Engineer Canonical URL: https://nextmove.md/fde/jobs/36d1e7d89fbce0e2 Lockheed Martin posts a senior FDE role to build what the customer runs in FL, at $88,300–$227,600 base, below the senior FDE median of $190,000 across 1,864 postings with pay. A senior individual contributor builds production AI systems that turn complex enterprise data into trusted ontologies and knowledge graphs. Read from the employer’s posting on November 8, 2026. - [Lockheed Martin](https://nextmove.md/fde/companies/lockheed-martin) First seen Oct 23, 2026 · open on Eightfold as of Nov 8, 2026 **$88,300–$227,600** *annualized* FL Full-time A senior individual contributor builds production AI systems that turn complex enterprise data into trusted ontologies and knowledge graphs. - [See roles that fit me](https://nextmove.md/sign-up?from=%2Ffde%2Fjobs%2F36d1e7d89fbce0e2&placement=top) - [View posting at Lockheed Martin](https://lockheedmartin.eightfold.ai/careers/job/996476482699?domain=lockheedmartin.com) Free. Upload your resume once, see why each FDE role fits, and get introduced only when you say so. ## At a glance ### Posted base pay $88K–$228K Below the median Midpoint $158K · median $190K This job $88K to $228K. Senior FDE postings, 1,864 postings: the middle 50% of posted pay is $160K to $220K, median $190K. ### The work Builds what the customer runs Balance **Mostly building** Project stages 1. Pre-sales (not covered) 2. Proof of concept (not covered) 3. Implementation 4. Operations - **Coding**: Writes production code - **Builds for**: External customers - **Level**: Senior - **Role**: Technical lead ### What they ask for Experience - **5+ years** Relevant experience with a bachelor's degree - **3+ years** Relevant experience with a master's degree ### Do you meet what the posting states? The posting asks for 3+ years. How many do you have? The posting reads as a senior role. What level are you at now? The job is in FL. Could you work there? Which of these have you used in production? Answer each one. Nothing is saved or sent. [What postings ask for, by background →](https://nextmove.md/fde/paths) ## Conditions - **Location**: FL - **Employment type**: Full-time - **Pay**: ## More like this [Lockheed Martin](https://nextmove.md/fde/companies/lockheed-martin) ### [Agentic Ontology Software Engineer](https://nextmove.md/fde/jobs/17fb311b40c3c6b0) DC 2w ago $108,600–$280,000 [Lockheed Martin](https://nextmove.md/fde/companies/lockheed-martin) ### [Agentic Ontology Software Engineer](https://nextmove.md/fde/jobs/a1252ff6b27303ce) VA 2w ago $88,300–$227,600 [Enterprise Knowledge](https://nextmove.md/fde/companies/enterprise-knowledge) ### [Semantic Data and AI Engineer](https://nextmove.md/fde/jobs/5ccf5311b8887ce2) Arlington, VA Remote 4w ago $135,000–$175,000 - [Other jobs at Lockheed Martin (8)](https://nextmove.md/fde/companies/lockheed-martin) ## The job description from Lockheed Martin ### Standard Job Description Join our team as a Senior AI Engineer focused on ontologies, knowledge graphs, and production AI systems. You will turn complex enterprise data into trusted knowledge that AI applications can understand and use. You will work directly with users, domain experts, data owners, and platform teams. This role uses a forward-deployed engineering model. You will identify user problems, build solutions, deploy them, and improve them through direct feedback. You will own work from early discovery through production support. You must be comfortable with unclear requirements, unfamiliar data, and complex system constraints. Responsibilities include: - Work with users and domain experts to define problems, outcomes, and technical requirements. - Convert enterprise concepts and source metadata into clear ontologies and semantic models. - Design knowledge graphs that connect business meaning to source data. - Build AI agent workflows that create, evaluate, and improve ontology artifacts. - Develop evaluation methods for AI quality, source traceability, query accuracy, and human review. - Integrate relational databases, APIs, files, cloud platforms, and enterprise data systems. - Build production software across services, APIs, background jobs, web applications, and graph query systems. - Create tests and controls for AI output, ontology quality, data mappings, and production behavior. - Deploy software through automated pipelines, containers, and cloud platforms. - Observe production systems and resolve failures across application, AI, data, and infrastructure components. - Make clear tradeoffs among user value, technical quality, security, schedule, and long-term support. - Present technical decisions to engineering teams, domain experts, and business leaders. - Review designs and code, mentor other engineers, and improve team engineering practices. - Apply lessons from each user engagement to reusable platform capabilities. This position is for a senior individual contributor. The engineer will lead technical work without requiring formal personnel authority. ### Basic Qualifications - A bachelor’s degree in Computer Science, Engineering, Data Science, Applied Mathematics, or a related STEM field, with five years of relevant experience. - A master’s degree with three years of relevant experience can satisfy the education and experience requirement. - Experience developing production software in Python, including services, APIs, data pipelines, or distributed applications. - Experience building and deploying AI, machine learning, LLM, or agent-based systems beyond an initial prototype. - Experience designing ontologies or knowledge graphs with RDF, OWL, and SPARQL. - Experience working directly with users or domain experts to convert unclear needs into deployed software. ### Desired Skills - Experience with SHACL, R2RML, ontology reasoning, ontology governance, or competency-question evaluation. - Experience with graph databases or virtual knowledge graph platforms, such as Amazon Neptune or Ontop. - Experience with AI agent frameworks and model platforms, such as Strands Agents, AWS Bedrock, or Azure OpenAI. - Experience evaluating LLM systems for accuracy, traceability, safety, reliability, cost, and latency. - Experience with Django, REST APIs, asynchronous Python, Celery, PostgreSQL, or Redis. - Experience with React, TypeScript, or full-stack application development. - Experience connecting SQL databases, REST APIs, OpenAPI specifications, files, or Databricks. - Experience with Docker, Kubernetes, OpenShift, Helm, and CI/CD pipelines. - Experience with production observability, structured logs, metrics, tracing, and incident resolution. - Experience applying security and access controls to enterprise AI or data systems. - Experience with ontology editors, semantic modeling tools, or graph visualization tools. - Experience mentoring engineers or leading technical work across multiple teams. - Experience delivering software in a customer environment with changing requirements and limited information. ### Pay Information **GeoZone Definition:** GeoZones are geographic groupings created by Lockheed Martin to align compensation ranges with regional labor markets and cost-of-labor differences across the United States. Locations are assigned a Geo Zone based on the primary work location of the role. - Full-time salary range (GEOZONE 1): $122600.00 - $227600.00 - Includes metropolitan areas such as Sunnyvale CA; Pal Alto, CA; New York City metropolitan area; Newark, New Jersey; etc. - Full-time salary range (GEOZONE 2): $110300.00 - $204900.00 - Includes metropolitan areas such as Denver, CO; King of Prussia, PA; Stratford, CT; Moorestown, NJ; etc. - Full-time salary range (GEOZONE 3): $98100.00 - $182100.00 - Includes metropolitan areas such as Dallas–Fort Worth, TX; Orlando, FL; Grand Prairie, TX; Marietta, GA; etc. - Full-time salary range (GEOZONE 4): $88300.00 - $163900.00 - Includes metropolitan areas such as Camden, AR; Lexington, KY; Lufkin, TX; etc. At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally. The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer. **Benefits offered:** Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability. - Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics. - For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year. [View posting at Lockheed Martin](https://lockheedmartin.eightfold.ai/careers/job/996476482699?domain=lockheedmartin.com) ## Similar jobs [EY](https://nextmove.md/fde/companies/ey) ### [Financial Services - Forward Deployed Engineer - Technology Consulting - Senior - NYC](https://nextmove.md/fde/jobs/430bad422cb6beff) New York, NY 4w ago $134,700–$202,200 [Markon](https://nextmove.md/fde/companies/markon) ### [Sr. Software Engineer](https://nextmove.md/fde/jobs/8748098186b7a70d) US · city not listed 2w ago $120,000–$200,000 [Booz Allen](https://nextmove.md/fde/companies/booz-allen) ### [AI/ML Engineer](https://nextmove.md/fde/jobs/e2d9b36f85bdc570) Monterey, CA · Mclean, VA 6w ago $99,000–$225,000 [Intrinsic](https://nextmove.md/fde/companies/intrinsic) ### [Customer Success Engineer, Robotics Software and Automation](https://nextmove.md/fde/jobs/5e372b3dfdcb4c14) Mountain View, CA 4mo ago $132,000–$180,400 [Lumin Digital](https://nextmove.md/fde/companies/lumin-digital) ### [Senior Software Implementation Engineer - Phase 1](https://nextmove.md/fde/jobs/723e734fed660126) US Remote New · 2d ago $145,000–$165,000 - [Compare senior FDE salary ranges](https://nextmove.md/fde/salary/senior) - [Similar jobs that build what the customer runs](https://nextmove.md/fde/jobs?role=builds-for-customers) Hiring at Lockheed Martin and want this page changed or removed? 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