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Join a startup on the way up — not a bet, not a giant.

Tech roles at Series A–C companies backed by Sequoia, a16z, Benchmark & other top-tier VCs

  • Sequoia
  • a16z
  • Benchmark
  • Accel
  • Greylock
  • Founders Fund
  • General Catalyst
  • Index Ventures
  • Lightspeed
  • Bessemer
  • Coatue
  • Insight Partners
  • IVP
  • NEA
  • Thrive Capital
  • Sequoia
  • a16z
  • Benchmark
  • Accel
  • Greylock
  • Founders Fund
  • General Catalyst
  • Index Ventures
  • Lightspeed
  • Bessemer
  • Coatue
  • Insight Partners
  • IVP
  • NEA
  • Thrive Capital

Open roles

High-signal tech roles at Series A–C companies, refreshed as boards update.

20 results on this page
Jobs per page
PreviousPage 22Next
Pacific Fusion logo
Senior Full Stack Developer
1/20Posted last week

Pacific Fusion · San Leandro, Alameda County, California

$138,000 - $207,000
Onsite
20 results on this page
Jobs per page
PreviousPage 22Next
Series A
Funded 2 yr ago
$1B-$10B
General Catalyst
Lightspeed Venture Partners
Apache Kafka
APIs
CI/CD
Figma
+7 more
Posted last weekSee job

Pacific Fusion seeks a Senior Full Stack Developer to architect and develop data acquisition systems and web front ends for its fusion energy programs. The role involves building databases, APIs, and React front ends for the pulser factory and demonstration system.

Pacific Fusion logo
Controls Hardware Engineer
2/20Posted last week

Pacific Fusion · San Leandro, Alameda County, California

$138,100 - $207,100
Onsite
Series A
Funded 2 yr ago
$1B-$10B
General Catalyst
Lightspeed Venture Partners
CAD
Posted last weekSee job

Pacific Fusion is seeking a Controls Hardware Engineer to design and implement control systems for its inertial fusion project. The role involves defining requirements, designing electrical schematics, integrating PLCs and VFDs, and ensuring compliance with safety standards.

Pacific Fusion logo
Senior Controls Infrastructure Engineer
3/20Posted last week

Pacific Fusion · San Leandro, Alameda County, California

$138,100 - $207,100
Onsite
Series A
Funded 2 yr ago
$1B-$10B
General Catalyst
Lightspeed Venture Partners
Capacity Planning
CMMC
Firewalls
Infrastructure as Code
+1 more
Posted last weekSee job

Pacific Fusion seeks a Senior Controls Infrastructure Engineer to design, deploy, and operate network, storage, and compute infrastructure for its 24/7 fusion facility. Lead security and segmentation in a regulated environment.

Pacific Fusion logo
Senior Mechanical Engineer
4/20Posted last week

Pacific Fusion · San Leandro, Alameda County, California

$138,100 - $263,800
Onsite
Series A
Funded 2 yr ago
$1B-$10B
General Catalyst
Lightspeed Venture Partners
Additive Manufacturing
ANSYS
CAD
Creo
+3 more
Posted last weekSee job

Pacific Fusion seeks a Senior Mechanical Engineer to design, analyze, and validate mechanical systems for its fusion energy platform. The role involves leading projects, mentoring junior engineers, and working on precision instrumentation in high-vacuum/radiation environments. Requires 5+ years of experience and expertise in CAD and FEA.

Together AI logo
Technical Program Manager, Compute Qualification
5/20Posted last week

Together AI · San Francisco, San Francisco County, California

$200,000 - $250,000
Onsite
Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Ethernet
GPU Computing
High-Performance Computing
InfiniBand
+2 more
Posted last weekSee job

Technical Program Manager responsible for owning the qualification process for new compute capacity at Together AI, coordinating engineering teams to evaluate providers and make go/no-go recommendations.

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Together AI logo
IT Engineer
6/20Posted last week

Together AI · San Francisco, San Francisco County, California

$140,000 - $220,000
Onsite
Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Amazon Web Services (AWS)
Android
Bash
Google Workspace
+7 more
Posted last weekSee job

Together AI seeks an IT Engineer to manage identity, devices, and SaaS platforms while supporting end users. Responsibilities include Okta administration, MDM for macOS, and automation. Full-time role in San Francisco with competitive salary.

Together AI logo
Technical Support Engineer (GPU Clusters) - US Weekends
7/20Posted last week

Together AI · Myrtle Point, Coos County, Oregon

$160,000 - $230,000
Remote
Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Ansible
GPU Clusters
InfiniBand
Kubernetes
+2 more
Posted last weekSee job

Technical Support Engineer at Together AI providing expert support for GPU clusters, Kubernetes, and HPC infrastructure. Work US weekends, 4-day shifts. Responsible for customer-facing SRE, troubleshooting, and maintaining production AI infrastructure.

Together AI logo
Technical Support Engineer (Inference) - US Weekends
8/20Posted last week

Together AI · Myrtle Point, Coos County, Oregon

$160,000 - $230,000
Remote
Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Amazon Web Services (AWS)
Ansible
FlashAttention
FlexGen
+15 more
Posted last weekSee job

Together AI seeks a Technical Support Engineer to support customers with AI inference and training, acting as a customer-facing SRE. This remote role requires 6+ years of experience with Kubernetes, Python, and cloud platforms, working a weekend shift.

PhysicsX logo
Forward Deployed DevOps Lead
9/20Posted last week

PhysicsX · New York, New York County, New York

Hybrid
Series C
Funded 3 mo ago
51–200
$100M-$1B
General Catalyst
Amazon Web Services (AWS)
Crossplane
High-Performance Computing
Kubernetes
+3 more
Posted last weekSee job

PhysicsX is seeking a Forward Deployed DevOps Lead to lead deployment engineering for strategic accounts, owning customer relationships and growing the regional team. This hybrid role involves deploying Kubernetes-based infrastructure, navigating complex enterprise environments, and ensuring end-to-end deployment success.

Lila Sciences logo
Senior Software Engineer, Operations Research
10/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

$180,000 - $256,000
Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Amazon Web Services (AWS)
AWS CloudFormation
FastAPI
Flyte
+11 more
Posted last weekSee job

Lila Sciences seeks a Senior Software Engineer, Operations Research to design, build, and optimize backend systems and data infrastructure that power orchestration and lab execution. The role involves developing services, high-performance APIs, databases, and reliable systems integrating AI frameworks with scientific workflows.

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Lila Sciences logo
Senior Technical Program Manager, Robotics
11/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

$192,000 - $238,000
Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Data Pipelines
Observability
Robotics
Site Reliability Engineering
Posted last weekSee job

Lila Sciences is hiring a Senior Technical Program Manager for Robotics to own the Physical AI platform roadmap, coordinate cross-team dependencies, and drive reliability and scalability programs for autonomous labs. Requires 4-8 years of technical program management experience in platform/infrastructure software.

Lila Sciences logo
Software Engineer I, Instrument Software
12/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

$108,000 - $140,000
Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Git
Python
Posted last weekSee job

Lila Sciences is hiring a Software Engineer I to develop lab instrument integration software for its AI-enabled laboratory. The role involves building robotics and automation software, system integration, testing, and collaboration with cross-functional teams.

Lila Sciences logo
Senior Software Engineer I/II, Test Robotics
13/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

$144,000 - $240,000
Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Robotics
Posted last weekSee job

Senior Software Engineer on the Independent Verification & Validation team at Lila Sciences. Build V&V, Hardware-in-the-Loop, and UI test automation for autonomous labs, partnering with platform, simulation, and human-factors engineers to catch failures before they hit the bench.

Lila Sciences logo
Senior Software Engineer I/II, Back-end/Data, Robotics
14/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

$144,000 - $240,000
Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Docker
FastAPI
Flyte
GitHub Actions
+8 more
Posted last weekSee job

Lila Sciences seeks a Senior Software Engineer to architect and build the back-end and data foundations for autonomous labs, including scheduling systems, digital twins, and data pipelines. The role requires 4-8 years of Python back-end experience and expertise in cloud-native delivery.

Lila Sciences logo
Staff Software Engineer, Lab Software
15/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

$192,000 - $256,000
Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Amazon Web Services (AWS)
Apache Airflow
AWS CloudFormation
Dagster
+11 more
Posted last weekSee job

Staff Software Engineer, Lab Software at Lila Sciences. Build cutting-edge tools for automated scientific analysis by collaborating with scientists and engineers. Requires 8+ years of backend and full-stack experience, with AWS, Kubernetes, and Python.

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Lila Sciences logo
Engineer II /Senior Software Engineer, Simulation
16/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

$120,000 - $192,000
Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
CI/CD
MLflow
Posted last weekSee job

Lila Sciences is seeking a Software Engineer to build and maintain a discrete event simulation platform for scheduling and robotics coordination. The role involves designing simulation infrastructure, ensuring reproducibility, and collaborating with scheduling and robotics teams.

Lila Sciences logo
Senior Human Factors Engineer - Robotics
17/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Figma
Manufacturing Execution Systems (MES)
Posted last weekSee job

Senior Human Factors Engineer - Robotics at Lila Sciences. You will be the human-factors voice for Robotics, working on the software that runs Lila's autonomous labs. You'll lead usability research, design high-stakes displays, and ensure safe and trustworthy operations for autonomous labs.

Lila Sciences logo
Contractor, Site Services Coordinator
18/20Posted last week

Lila Sciences · Cambridge, Middlesex County, Massachusetts

Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Computerized Maintenance Management System
Slack
Posted last weekSee job

Lila Sciences is seeking a hands-on Site Services Coordinator to support day-to-day operations at its Cambridge, MA site. The role involves managing packages, supplies, and facilities support to keep the workplace running smoothly.

Lila Sciences logo
Sr Principal/ Principal Software Engineer, Scientific System of Record
19/20Posted last week

Lila Sciences · San Francisco, San Francisco County, California

$204,000 - $348,000
Onsite
Series A
Funded 1 yr ago
$100M-$1B
General Catalyst
Amazon Web Services (AWS)
Apache Airflow
APIs
Dagster
+14 more
Posted last weekSee job

Lila Sciences seeks a Senior Principal/Principal Software Engineer to lead the Scientific System of Record team, building the next-generation AI-driven scientific platform. The role involves technical strategy, architecture, and cross-functional collaboration to connect scientific intent with lab execution and AI analysis.

Alpha-9 Oncology logo
Clinical Trial Manager
20/20Posted last week

Alpha-9 Oncology · Boston, Suffolk County, Massachusetts

Onsite
Series C
$100M-$1B
Andreessen Horowitz (a16z)
General Catalyst
+1 more
Posted last weekSee job

Alpha-9 Oncology seeks a Clinical Trial Manager to support the day-to-day execution of radiopharmaceutical studies, ensuring compliance with protocols and regulations, managing vendors, and collaborating cross-functionally. The role requires 3–5 years of clinical operations experience, ideally with early-stage oncology trials.

Daily job alert

Get new VC-backed tech jobs in your inbox every morning.

Narrow your alert

Free daily email. Confirm via link to activate. Unsubscribe anytime.