1mo
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Staff Software Developer
Canada or Philadelphia
$170k-$220k/yr RemoteFull Time
7+ YOE7+ years software engineering experience; strong CS fundamentals, distributed systems, PostgreSQL, GraphQL, gRPC, SQL, Kubernetes, observability (DataDog, Bugsnag); comfortable with Elixir, Java, Rust, TypeScript; testing framework experience; mentoring skills.
Elixir, Java, Rust, TypeScript, GraphQL, gRPC, SQL, PostgreSQL, Kubernetes, DataDog, Bugsnag, ExUnit, RSpec, Jest, pytest, AI
2mo
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Ground Software Engineer
King of Prussia, Pennsylvania, United States
OnsiteFull Time
1+ YOEActive TS/SCI clearance and US citizenship required, BS degree, typically 1+ years software engineering experience, proficiency in Java/C#/Rust/Angular/Python, Agile/DevSecOps practices, and strong communication skills.
Java, C#, Rust, Angular, Python, Apache Kafka, Apache ActiveMQ, ELK Stack/OpenSearch, PostgreSQL, Redis, Helm, Kubernetes, Git, DevSecOps
2mo
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Ground Software Engineer Sr.
King of Prussia, Pennsylvania, United States
$93k-$164k/yr OnsiteFull Time
3+ YOERequires active TS/SCI, US citizenship, BS degree, typically 3+ years professional software engineering experience; strong background in ground systems, Agile/Scaled Agile, DevSecOps, and proficiency with Java, C#, Rust, Python, and related tools.
Java, C#, Rust, Angular, Python, Apache Kafka, Apache ActiveMQ, ELK Stack/OpenSearch, PostgreSQL, Redis, Helm, Kubernetes, Git, DevSecOps, CI/CD, Scaled Agile Framework
2mo
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Ground Software Engineer
King of Prussia, Pennsylvania, United States
OnsiteFull Time
1+ YOEBS degree and typically 1+ years software development experience; active Top Secret clearance with SCI eligibility required; experience with Scaled Agile, DevSecOps, and modern software development tools.
Java, C#, Rust, Angular, Python, Apache Kafka, Apache ActiveMQ, ELK Stack, OpenSearch, PostgreSQL, Redis, Helm, Kubernetes, Git, DevSecOps, CI/CD
1mo
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Principal Software Development Engineer (IC4) - Network Region Build (NRB)
United States or Abilene or Austin or Nashville or Chicago or Pittsburgh or Philadelphia or Saline
$115k-$235k/yr OnsiteFull Time
6+ YOEStrong software engineering in Python/Java/Go/Rust, networking fundamentals (BGP, TCP/IP, IPv6), experience with distributed systems, Git and CI/CD, Linux production environments; 6+ years experience.
Python, Java, Go, Rust, Git, GitHub Copilot, ChatGPT Enterprise, Oracle AI, Codex, YANG, OpenConfig, NETCONF, gNMI, OCI - DNS, TCP/IP
2mo
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Ground Software Engineer Sr.
King of Prussia or Littleton or California or Massachusetts or New York or Colorado or Hawaii or Illinois or Maryland or Minnesota or New Jersey or Vermont or Washington or District of Columbia
$93k-$164k/yr OnsiteFull Time
3+ YOEActive Top Secret/SCI clearance required, BS degree, typically 3+ years professional software engineering experience, experience with ground subsystems, Scaled Agile, strong software development and communication skills.
Java, C#, Rust, Angular, Python, Apache Kafka, Apache ActiveMQ, ELK Stack, OpenSearch, PostgreSQL, Redis, Helm, Kubernetes, Git, DevSecOps, CI/CD, Scaled Agile Framework
2mo
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Ground Software Engineer Stf
King of Prussia, Pennsylvania, United States
$114k-$227k/yr OnsiteFull Time
5+ YOEActive Top Secret/SCI clearance, BS in relevant field, 5+ years software engineering experience building ground subsystems; experience with cloud/containerization, microservices, Scaled Agile, DevSecOps, and modern development tools.
Java, C#, Rust, Angular, Python, Apache Kafka, Apache ActiveMQ, ELK Stack/OpenSearch, PostgreSQL, Redis, Helm, Kubernetes, Git, DevSecOps, CI/CD
2mo
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Ground Software Engineer Sr.
King of Prussia, Pennsylvania, United States
$93k-$164k/yr OnsiteFull Time
3+ YOEActive TS/SCI clearance and U.S. citizenship, BS degree, typically 3+ years professional experience, strong software engineering background, ground subsystem experience, Scaled Agile/DevSecOps experience, and proficiency with modern languages and tools.
Java, C#, Rust, Angular, Python, Apache Kafka, Apache ActiveMQ, ELK Stack/OpenSearch, PostgreSQL, Redis, Helm, Kubernetes, Git, DevSecOps Pipelines, CI/CD
1mo
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Backend Software Engineers - King of Prussia, PA
King of Prussia, Pennsylvania, United States
$75k-$150k/yr OnsiteFull Time
2+ YOEU.S. citizen with valid passport and active Secret clearance; Bachelor's in STEM; 2+ years experience; familiarity with Rust/C/Java, Docker, gRPC, SDLC; exposure to containerization and Agile.
Rust, C, Java, Docker, gRPC, Kubernetes, Helm, Gitlab CI/CD, Python, Selenium, Cypress, Playwright
1mo
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Backend Engineer, Flag Delivery
Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago or United States
$146k-$235k/yr OnsiteFull Time
5+ YOE5+ years backend engineering experience building/operating production distributed systems; strong programming in Go/Java/Rust; production debugging, observability, on-call experience; clear AI usage in engineering work.
Go, Java, Rust
1w
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Senior AI Security Automation Engineer
Quincy or Toronto or Princeton or Boston or Clifton or Austin
$120k-$203k/yr HybridFull Time
7+ YOE7+ years software engineering, 3+ years building AI/ML/LLM solutions; expertise in cloud-native architectures, RAG, AI evaluation/observability, CI/CD, security, and mentoring engineers.
AWS, Azure, GCP, Jenkins, Harness, Spinnaker, Argo CD, Python, JavaScript/TypeScript, Rust, Go (Golang), Bash, PowerShell, LangGraph, Semantic Kernel, CrewAI, AutoGen, LangChain, Databricks, Snowflake, Spark, Kafka, Delta Lake, Iceberg, Airflow, vector databases
1w
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Lead AI Security Automation Engineer
Quincy or Toronto or Boston or Princeton or Clifton or Austin
$120k-$218k/yr HybridFull Time
10+ YOELead and deliver enterprise-scale AI, security automation, and data platforms; 10+ years software engineering, 4+ years AI/ML/Generative AI experience, strong cloud, CI/CD, RAG and security background; Master's preferred.
Jenkins, Harness, Spinnaker, Argo CD, Python, JavaScript/TypeScript, Rust, Go (Golang), Bash, PowerShell, LangGraph, Semantic Kernel, CrewAI, AutoGen, LangChain, Databricks, Snowflake, Spark, Kafka, Delta Lake, Iceberg, Airflow, vector databases, MLOps, LLMOps
3w
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Trading System Engineering Internship: Summer 2027
Hong Kong or Singapore or Philadelphia
OnsiteInternship
University student graduating 2028 in CS/CE/Math/STEM; strong C++, C, Rust, C#, Java, and some Python skills; strong logical reasoning. Visa sponsorship available.
C++, C, Rust, C#, Java, Python
1w
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Principal Red Team Engineer
Ashburn or Irving or Cary or Basking Ridge
$121k-$231k/yr HybridFull Time
6+ YOEBachelor's or equivalent experience, 6+ years in offensive security or software development, expertise in exploit development, Linux internals, network protocols, and mentoring skills.
Python, C, C++, Rust, Go, Assembly, Ghidra, IDA Pro, Binary Ninja, Kubernetes, Docker, VMware ESXi, Proxmox, Large Language Models (LLMs)