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Sierra currently has 68 active AI-related job listings. The majority of these roles, 91%, are focused on agents. Engineering and Product are the top functions, with 35 and 33 listings respectively. The company is hiring across the United States, United Kingdom, and Singapore. Frequent tech tags include agent_orchestration, evals, and rag. In the last 30 days, Sierra posted 3 new AI roles, a 70% decrease from the previous 30-day period.

Auto-generated from active job postings · last refreshed 2026-05-24

Currently tracking 61 active AI roles, up 71% versus the prior 4 weeks. Primary focus: Agent · Engineering.

Hiring
61 / 63
Momentum (4w)
↑+10 +71%
24 opens last 4w · 14 prior 4w
Salary range
—
Tracked since
Aug '24
last role 2w ago
Hiring velocityscroll left for older weeks
1 new role
Jan 22
1 new role
Jul 8
1 new role
Aug 26
1 new role
Feb 10
1 new role
17
2 new roles
Apr 7
1 new role
14
1 new role
28
1 new role
May 19
1 new role
Jun 2
1 new role
9
1 new role
Jul 28
8 new roles
Aug 18
1 new role
25
1 new role
Sep 1
1 new role
15
1 new role
22
1 new role
29
2 new roles
Oct 13
5 new roles
20
2 new roles
Nov 3
1 new role
10
2 new roles
17
16 new roles
Dec 1
2 new roles
8
3 new roles
15
2 new roles
22
6 new roles
Jan 5
6 new roles
12
1 new role
19
1 new role
26
5 new roles
Feb 2
6 new roles
9
3 new roles
16
5 new roles
23
1 new role
Mar 2
6 new roles
9
3 new roles
16
8 new roles
23
3 new roles
Apr 6
6 new roles
13
1 new role
20
4 new roles
27
4 new roles
May 4
3 new roles
11
4 new roles
18
13 new roles
Jun 1
Sierra

Sierra

AI Frontier · AI agents

HQ
Bellevue, US
Founded
1979
Website
sierragames.com

Frequently asked questions

  • What AI roles is Sierra hiring for?

    Sierra currently has 66 active AI-related roles in our index. The most common open titles are: Software Engineer, Agent (9), Strategist, Agent Development (5), Agent Engineer, TLM (2), Agent Experience Designer, Voice (Multilingual) (2), Developer Relations Engineer (2). Most positions are in Engineering and Product.

  • What stage of AI development does Sierra focus on?

    Sierra's active AI hiring is concentrated in: agents (92%), application (5%), serving infrastructure (3%). These categories follow a seven-stage AI lifecycle: data, pre-training, post-training, serving infrastructure, agents, evaluation, and application.

  • Where is Sierra hiring AI talent?

    Sierra is hiring AI talent in: United States (28 roles), United Kingdom (20 roles), Singapore (6 roles), Japan (3 roles).

  • What technologies does Sierra's AI team work with?

    Job postings at Sierra most frequently reference: agent orchestration, evals, rag, model serving, llm observability.

  • How many AI roles has Sierra posted recently?

    In the past 30 days, Sierra has posted 7 new AI-related roles. That is a -22% change versus the prior 30 days (9 → 7).

Jobs (12)

59 AI · 122 total active
FilteredFunctionEngineering×CountryUnited States×Clear all
Show
Active onlyAI only (≥ 7)
Stage
AllServe · 1Agent · 56Ship · 2
Function
AllProduct · 30Engineering · 29
Country
AllUnited States · 22United Kingdom · 19Singapore · 6Japan · 3Australia · 2France · 2Germany · 2Spain · 2Canada · 1
Sort
AI scoreRecentTitle
TitleStageFunctionLocationFirst seenAI score
Agent Engineer, TLM
Sierra is seeking an Agent Engineer to lead the design and delivery of production-grade AI agents for businesses. This role involves managing a team, owning the Agent Development Life Cycle, collaborating with enterprises and startups, and shaping the future of the AI agent platform. The ideal candidate has experience leading engineering teams, strong technical problem-solving skills, and customer-facing experience. Familiarity with AI agent tools like eval frameworks, RAG pipelines, and prompt engineering is a plus.
AgentEngineeringNew York, NY6w ago9
Software Engineer, Agent
Software Engineer, Agent role at Sierra focused on designing, building, and shipping production-grade AI agents for enterprise customers. The role involves owning the Agent Development Life Cycle (ADLC), partnering with clients to understand needs, and contributing to the evolution of the core platform. Emphasis on building scalable, reliable, and revenue-driving AI systems.
Agent
Engineering
San Francisco, CA
Apr '25
9
Software Engineer, Voice
Software Engineer role focused on building and scaling AI-powered voice experiences for customer service, involving speech-to-text, speech synthesis, real-time audio processing, and telephony integrations.
ServeAgentEngineeringSan Francisco, CA4d ago8
Software Engineer, Agent Builder
Software Engineer, Agent Builder at Sierra, focused on building a platform for AI-powered customer experiences. The role involves developing simulation and benchmarking tools for AI agents, creating no-code tools for guiding and testing agents, adapting software development methodologies for AI agents, and accelerating agent creation using generative tools and self-improving systems.
AgentEngineeringSan Francisco, CA4d ago8
Software Engineer, Product
Software Engineer, Product role at Sierra focused on building AI-powered customer experience platforms. Responsibilities include agent architecture, retrieval, evals, voice integration, simulation, content management, and adapting software development methodologies for AI agents. Requires experience building production products and systems, with a preference for AI product development.
AgentEngineeringSan Francisco, CA4d ago8
Software Engineer, Agent - Healthcare
Software Engineer, Agent - Healthcare role focused on designing, building, and shipping production-grade AI agents for the healthcare industry. This involves owning the Agent Development Life Cycle (ADLC), navigating healthcare complexities, ensuring HIPAA compliance, and collaborating with healthcare leaders to transform patient experiences. The role emphasizes building and scaling end-to-end production systems and directly working with customers.
AgentEngineeringSan Francisco, CAMar 98
Software Engineer, Insights
Software Engineer, Insights role at Sierra focused on building systems for analyzing agent performance, enabling A/B testing, creating an AI-powered conversational data explorer, and developing agent monitoring systems. This role is key to improving customer experiences with AI.
AgentEngineeringSan Francisco, CA4d ago7
Software Engineer, Agent Data Platform
Software Engineer, Agent Data Platform role focused on building the data foundations, real-time pipelines, and personalization primitives to make AI agents smarter and improve customer experiences. The role involves architecting and building scalable data systems, including eventing infrastructure, ETL pipelines, data lakehouse, and OLAP querying, as well as developing systems for agent memory, CDP primitives, and optimization loops for personalization.
AgentEngineeringSan Francisco, CA4d ago7
Software Engineer, Intelligence
Software Engineer, Intelligence role focused on building the intelligence layer for a platform that helps businesses build customer experiences with AI. Responsibilities include analyzing agent interactions, generating insights, enabling evaluation and experimentation, and developing learning systems for retrieval, ranking, personalization, and feedback loops.
AgentEngineeringSan Francisco, CAMar 277
Software Engineer, Agent Architecture
Software Engineer, Agent Architecture role focused on building core systems for AI agents, including orchestration, runtime, and primitives. The role also involves improving retrieval and grounding for accurate responses and building evaluation systems to measure agent quality. Experience with AI-powered systems, agent frameworks, retrieval, evaluation, and LLM-based applications is preferred.
AgentEval GateEngineeringSan Francisco, CAMar 277
Security Engineer
Security Engineer role focused on securing an AI platform, including application, cloud, network, and AI agent security. Responsibilities include secure design reviews, threat modeling, implementing automation with AI-based solutions, continuous security posture improvement, and addressing enterprise customer security needs, particularly concerning regulated data.
AgentEngineeringSan Francisco, CAApr '257
Software Engineer, Platform
Software Engineer, Platform role focused on building Sierra's AI platform for customer experiences. The role involves creating platform primitives for agent development, orchestration, and deployment, including runtime systems and developer tooling. Experience with production systems and distributed systems is required, with a passion for AI products being a plus.
AgentServeEngineeringSan Francisco, CAAug '247