Experienced Senior Context Engineer, Digital Transformation & Innovation

The Experienced Senior Context Engineer is a senior individual contributor responsible for designing and building the reusable context assets that power BDO Advantage’s AI-native product and process development. This role owns complex context and knowledge work-skill libraries, agent-instruction standards (CLAUDE.md and equivalents), prompt and context patterns, and retrieval-grounding corpora-and establishes conventions and quality standards that other engineers follow. The Experienced Senior Context Engineer works with a high degree of autonomy, provides technical guidance and mentorship to junior and mid-level engineers, and partners closely with the AI Engineering Manager and product teams to ensure assurance domain knowledge is captured as high-quality, governed, agent-consumable context. The role reports to the Context Engineering Manager and operates within the Advantage SDLC, firm policies, and security standards., Context & Knowledge Engineering

• Designs and builds complex, reusable context assets-skill libraries, agent-instruction files (CLAUDE.md and equivalents), and prompt and context patterns-for use across DT&I products
• Serves as a senior technical resource on context-as-code practice, establishing conventions, inheritance, and versioning standards for the team
• Codifies BDO assurance domain knowledge (AKB) into structured, retrievable, governed knowledge with appropriate provenance and citation discipline
• Reviews context and skill contributions from other engineers for quality, security, and reuse
• Evaluates and pilots emerging context-engineering tools and frameworks to improve grounding quality and developer productivity

Retrieval & Grounding Engineering

• Designs and tunes retrieval pipelines (chunking strategy, embeddings, hybrid search, re-ranking, metadata filtering) for accuracy, cost, and latency using Azure AI Search and vector stores
• Owns retrieval-corpus curation and lifecycle management including source selection, freshness, versioning, and retirement of stale knowledge
• Builds grounding evaluation, regression testing, and quality metrics for retrieval-augmented features

Context Quality, Evaluation & Enablement

• Defines and runs evaluation for context quality and grounding fidelity across products
• Contributes context scaffolding and standards for the Advantage Forge citizen-engineer program and product teams
• Mentors junior and mid-level engineers on context-engineering practice and maintains team documentation

Risk Management

• Ensures context assets and grounded knowledge comply with firm security, privacy, and regulatory standards (SOC 2, PCAOB AS 2201, QC 1000, ISO 27001)
• Prevents sensitive or restricted data from entering prompts, corpora, or model context, and maintains traceability of grounded knowledge

Performs other duties as assigned

• Willingly accepts share of less desirable assignments

Supervisory Responsibilities:

• Provides technical leadership and mentorship to engineering and development team members, as assigned
• Reviews and provides feedback on the work of other engineers, as assigned

• High School Diploma/GED, required
• Bachelor’s degree with a focus in Computer Science, Information Systems, Engineering, Information Technology, preferred, * Five (5) or more years of experience in software, data, or AI engineering, or related technology fields, required
• Three (3) or more years of experience building LLM context, retrieval-augmented generation (RAG), or knowledge-management systems, required
• Experience defining reusable engineering assets, patterns, or technical standards, required
• Experience mentoring or providing technical guidance to other engineers, preferred
• Experience delivering AI or knowledge solutions in professional services, assurance, or accounting industries, preferred

License/Certifications:

• Microsoft Certified: Azure AI Engineer Associate, or equivalent, preferred

Technology:

• Strong knowledge of Microsoft Azure AI services including Azure AI Foundry, Azure OpenAI, and Azure AI Search, required
• Strong understanding of LLM context windows, prompting, retrieval, and grounding, and how each affects accuracy, cost, and reliability, required
• Experience with retrieval and vector technologies (embeddings, hybrid search, re-ranking, indexing), required
• Experience with agent-instruction and skill systems (CLAUDE.md and equivalents) and Markdown-based knowledge structures, required
• Experience with agentic development tooling (Claude Code or equivalent), Git-based workflows, and .NET/C# and/or Python, preferred

Knowledge, Skills, & Abilities:

• Deep knowledge of context engineering, retrieval design, and grounding for production LLM systems
• Ability to work independently on complex, ambiguous problems and provide technical guidance to others
• Ability to translate subject-matter expertise into machine-consumable knowledge
• Excellent problem-solving skills with a focus on accuracy, reliability, and grounding quality
• Strong communication skills with the ability to convey technical concepts to technical and non-technical audiences
• Self-directed with the ability to manage multiple priorities and competing deadlines
• Collaborative mindset with the ability to build relationships across teams
• Ability to travel up to 10%, no relocation required

Individual salaries that are offered to a candidate are determined after consideration of numerous factors including but not limited to the candidate’s qualifications, experience, skills, and geography.

At BDO, how we show up matters. We build strong relationships by supporting one another, our clients, and our communities with care, curiosity, and a commitment to helping one another grow and succeed. Here, you’ll find meaningful work, leaders invested in your success, and opportunities to build a career around what matters most to you.

Our purpose is to be the people our clients count on to grow with confidence and achieve what matters most. Our values guide how we bring that purpose to life each day. Together, they shape how we work with one another, serve our clients, and create meaningful impact.

BDO provides assurance, tax, and advisory services to clients across the U.S. and around the world. No matter your role, you’ll be part of a team helping clients navigate complexity and move forward with clarity.

We are proud to be an ESOP company, offering participants a stake in the firm’s success through beneficial ownership and a unique opportunity to enhance their financial well-being. As a qualified retirement plan, the ESOP is a meaningful addition to our comprehensive compensation and Total Rewards benefits* offerings. It also reinforces an ownership mindset that strengthens our connection to one another, our clients, and the future we’re building together.