3w
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Ruby on Rails Engineer (Consultant, Engineering & Technical Services)
Baltimore or Alabama or California or Delaware or District of Columbia or Florida or Georgia or Maryland or New Jersey or New York or North Carolina or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or West Virginia
$96k-$142k/yr RemoteFull Time
2+ YOE2+ years Ruby on Rails full-stack experience, REST API design, JavaScript/React frontend, AWS (RDS, CloudWatch), CI/CD and Terraform, ability to obtain Public Trust clearance.
Ruby on Rails, JavaScript, React, AWS, CloudWatch, RDS, GitHub Actions, Terraform
2mo
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Cloud Software Engineer - TS/SCI w/ Poly
Herndon, Virginia, United States
$159k-$215k/yr OnsiteFull Time
10+ YOE10+ years in cloud-native software engineering; AWS; IaC; DevOps; Python/Java/C++/Ruby; TS/SCI with Poly; US citizenship.
AWS, CloudFormation, S3, RDS, EC2, ECS, Lambda, SQS, SNS, IaC, GitHub, Jenkins, Docker, Ansible, Python, Java, C++, Ruby
2mo
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Red Hat Linux Administrator
Arlington, Virginia, United States
OnsiteFull Time
3+ YOE3-5 years Red Hat Linux admin; strong RH; automation with Ansible/Puppet; scripting with Bash, Python, Ruby; PowerShell; team collaboration.
Red Hat Linux, Ansible, Puppet, Bash, Python, Ruby, PowerShell
2mo
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Staff Software Development Engineer - Tools Team
McLean, Virginia, United States
$183k-$215k/yr OnsiteFull Time
10+ YOE10+ years full-stack engineering; 1+ year LLM integration; 5+ years Ruby on Rails, Go, React/TypeScript; Bachelor's in CS or related field
Ruby on Rails, Go, React, TypeScript, PostgreSQL, Model Context Protocol, Claude, OpenAI, Google Vertex AI
3w
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Associate Delivery Consultant – AIML, Professional Services A2C Delivery
Arlington or Herndon
$98k-$160k/yr OnsiteFull Time
Bachelor's in CS/Engineering or equivalent, cloud architecture experience, proficiency in Java/Python/Ruby/Node.js/C#/C, AWS experience preferred; must be US citizen.
Java, Python, Ruby, Node.js, C#, C, AWS, Hadoop, Spark, Kafka, Kinesis
1w
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Front-End JavaScript Web Developer
Chantilly, Virginia, United States
$55k-$126k/yr OnsiteFull Time
5+ YOE5+ years software development experience, 2+ years JavaScript, TS/SCI with polygraph required, Bachelor's degree, EMR not required; experience with React and Ruby on Rails desirable.
JavaScript, React, Ruby on Rails
2w
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Staff Software Engineer, Platform
Arkansas or California or Colorado or Connecticut or Florida or Illinois or Louisiana or Massachusetts or Michigan or Minnesota or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or Tennessee or Texas or Virginia or Washington or Wisconsin
$163k-$185k/yr RemoteFull Time
10+ YOE10+ years software engineering experience; expert Ruby on Rails and React; deep Kubernetes, Docker, AWS, CI/CD, distributed systems, API design, and production reliability experience.
Ruby on Rails, React, Kubernetes, Docker, AWS, CI/CD, Terraform, Helm, RabbitMQ, SQS, NATS, Stripe, SQL
2w
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Front-End JavaScript Web Developer
Chantilly, Virginia, United States
$55k-$126k/yr OnsiteFull Time
5+ YOE5+ years software development, 2+ years JavaScript, active TS/SCI clearance with polygraph required, bachelor\u0002s degree, EMR not mentioned, React and Ruby on Rails desirable.
JavaScript, React, Ruby on Rails
1mo
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Future Opportunities: Staff Software Engineer - Fuze Health
United States or Alabama or Arizona or Arkansas or California or Colorado or Connecticut or Florida or Georgia or Hawaii or Idaho or Illinois or Indiana or Iowa or Kansas or Kentucky or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Nevada or New Hampshire or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Vermont or Virginia or Washington or Wisconsin
$178k-$223k/yr RemoteFull Time
8+ YOE8+ years software engineering experience with 3+ years as a tech lead/architect; expertise in Ruby on Rails or Python, PostgreSQL, TypeScript/JavaScript, and AWS; bachelor’s in CS or related field (or equivalent).
Ruby on Rails, Python, PostgreSQL, TypeScript, JavaScript, AWS, ECS, RDS, Lambda, VPC, EHR
2mo
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Data Scientist Lead
McLean, Virginia, United States
$176k-$282k/yr OnsiteFull Time
12+ YOE2+ MgmtActive TS/SCI with poly; BS/BA, 12+ years experience; strong data science with Python, R, Ruby; cross-organizational collaboration; strong project management and communication skills.
Python, R, Ruby
1w
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Linux Administrator - Secret Clearance Required
Falls Church, Virginia, United States
$128k-$173k/yr HybridFull Time
8+ YOE8+ years administering RHEL7/8 Linux servers, experience with Ansible/Puppet/Chef, scripting (Bash, Ruby, Python, Perl), PowerShell, STIGs and security practices; active Secret clearance required.
Linux, Red Hat Enterprise Linux (RHEL), Ansible, Puppet, Chef, Bash, Ruby, Python, Perl, PowerShell, STIG Manager, NFS, CIFS, SMB
1mo
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Data Scientist Lead - TS + CI Poly required to apply - No Virginia
Tysons, Virginia, United States
$195k-$205k/yr OnsiteFull Time
12+ YOEActive TS/SCI with polygraph, 12+ years relevant experience with BS/BA, proficiency in Python, R, Ruby, strong organizational and customer engagement skills, experience supporting the Intelligence Community preferred.
Python, R, Ruby
2w
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Senior DevOps Automation Engineer
Arlington or United States
$120k-$173k/yr HybridFull Time
3+ YOE3+ years DevOps/automation/cloud experience; proficient in Python/Ruby/Go/Node.js/C#; CI/CD, config management, containerization, AWS/Azure experience; strong communication and critical thinking.
Python, Ruby, Go, Node.js, C#, GitLab, Jenkins, Bamboo, CircleCI, TravisCI, Bash, PowerShell, Ansible, Chef, Puppet, Packer, AWS, Azure, Docker, Kubernetes, Docker Swarm, Elastic Container Service
2d
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Sr Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
Must be fully cleared with recent polygraph; experience with ServiceNow, JavaScript/Angular/.NET/Ruby on Rails, Oracle SQL, IBM Cognos/SPSS, cloud administration, DevSecOps, and Section 508/WCAG compliance.
ServiceNow, ServiceNow Service Portal, Update Sets, JavaScript, jQuery, AJAX, HTML, CSS, Angular, Ruby on Rails, .NET MVC, IBM Cognos, IBM SPSS Statistics, Oracle SQL, XML, Linux, Windows, Tableau, Microsoft Power BI
6d
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Automation Tester- Remote
Reston or United States
$67k-$115k/yr RemoteFull Time
3+ YOE3+ years testing experience, bachelor's degree, 2+ years with Appian/low-code automation, FitNesse/Ruby/JRuby, CI/CD, Jira/Xray, Git, and ability to obtain Public Trust.
Appian, FitNesse, Ruby, JRuby, Jenkins, Docker, Kubernetes, AWS, Jira, Xray, Git, GitHub, SQL, API
2d
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Penetration Tester
Leesburg, Virginia, United States
$125k-$155k/yr RemoteFull Time
3+ YOE3+ years web and network penetration testing, 2+ years professional services, bachelor's degree or 4 years equivalent, proficiency with scripting (bash, python, PowerShell, ruby), and knowledge of security frameworks.
bash, python, PowerShell, ruby, OWASP, MITRE ATT&CK, OSSTMM, PTES
2mo
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Data Scientist Lead
McLean, Virginia, United States
$176k-$282k/yr OnsiteFull Time
12+ YOEActive TS/SCI with polygraph; 12+ years of relevant experience; strong data science background with Python, R, Ruby; customer service and project management skills; cross-organizational collaboration; excellent organization.
Python, R, Ruby
4d
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VoIP Systems Engineer
McLean, Virginia, United States
$166k-$295k/yr OnsiteFull Time
9+ YOETS/SCI with Poly required. 9+ years relevant experience (varies by degree). Expertise in VoIP/analog/ISDN telephony, Linux server management (Ubuntu, CentOS), BESS tools, Ruby on Rails, PowerBuilder, and Korn shell.
BESS Billing and Provisioning Tools, Linux, Ubuntu, CentOS, PowerBuilder, Korn shell, Ruby on Rails
2w
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Senior Site Reliability Engineer (US Federal)
Reston, Virginia, United States
$147k-$221k/yr HybridFull Time
3+ YOE3+ years experience with Python/Ruby/Go/Java, infrastructure automation (CloudFormation/Terraform/Ansible/Chef), Docker/Kubernetes/Serverless, AWS or GCP; TS/SCI clearance ability; strong Linux, scripting, and CI experience.
Python, Ruby, GoLang, Java, CloudFormation, Terraform, Ansible, Chef, Docker, Kubernetes, Serverless, AWS, Google Cloud Platform, Jenkins, TeamCity, Bamboo, Artifactory, SQL, MySQL, Linux, Shell Scripting
5d
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Senior Site Reliability Engineer - TS/SCI (req-276)
Tysons, Virginia, United States
$165k-$200k/yr OnsiteFull Time
5+ YOEActive Top Secret/SCI clearance, Bachelor's in Computer Science or related field, 5+ years with cloud and on-prem environments, Kubernetes, Docker, Terraform, Linux experience, programming in Python/Java/C/C++/Ruby/JavaScript.
Kubernetes, K8s, Helm, Docker, Terraform, CloudFormation, Jenkins, Ansible, Linux, PostgreSQL, AWS, Azure, GCP, NFS, HDFS, Ceph, Amazon S3, Apache Mesos, Yarn, Python, Java, C/C++, Ruby, JavaScript
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