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510 software engineering tools engineer jobs at 187 companies in Rockville, MD

2mo
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Senior Software Engineer-Internal Tools
Arlington or Clarksburg
$125k-$140k/yr OnsiteFull Time
Forterra
Forterra: Develops autonomous ground vehicle systems and software for defense.
3+ YOE3+ years professional software engineering experience; Rust or systems language experience; TypeScript/React; strong Linux, Docker, CI/CD, Bash/Python scripting; debugging across app/OS/network.
Rust, C, C++, Go, TypeScript, React, Linux, systemd, Docker, GitLab CI, Jenkins, Bash, Python, Tauri, Ansible, Jetson, Orin, ARM64, AWS, S3, IAM, EC2, Conan
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2mo
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Software Tools Engineer 1
Fort Meade, Maryland, United States
$100k-$150k/yr OnsiteFull Time
T-Rex Solutions
T-Rex Solutions: IT modernization and cybersecurity for the federal government.
Active TS/SCI with Full Scope Polygraph; must be fully cleared.
ClearCase, ClearQuest, JIRA, Perl, Bash, Python, Shell Scripting, Windows Batch, C Shell
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3w
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Senior Software Engineer - Tools and Applications
Laurel, Maryland, United States
$170k-$240k/yr OnsiteFull Time
Visionist
Visionist: Provides software engineering and data analytics for national security.
12+ YOEActive Top Secret (TS/SCI) with polygraph; Bachelor\u0002s in a technical discipline or equivalent; 12 years software development experience; mastery of Python, LLMs, Kubernetes/Helm, Docker; SRE and production support experience; leadership and UI/UX expertise.
Python, LLMs, Kubernetes, Helm, Docker, AWS, Argo CD, CI/CD, FOSS
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1mo
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Software Engineer
Carlsbad or Germantown
$117k-$185k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
4+ YOE4+ years software engineering experience in C/C++ with Linux systems, multithreading, networking, scripting (Bash/Ansible/Python), and CI/CD tools; bachelor's in CS required.
C, C++, Linux, Bash, Ansible, Python, TCP/IP, OSPF, BGP, Jenkins, JIRA, Git, Perforce, Kubernetes, Containers, CI/CD, AWS, GCP, Claude, Copilot
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Software Engineer
Hanover, Maryland, United States
OnsiteFull Time
VTG
VTG: Provides force modernization and digital transformation for defense agencies.
7+ YOEUS citizen with active TS/SCI with Poly, bachelor\u0002s degree, 7+ years as software engineer; experience with Java, Python, Rust, C++, web frameworks, and modern DevOps tools.
Java, Python, Rust, C++, Docker, Kubernetes, VueJS, React, REST, Node JS, Make, Buildx, Mongo, EleasticSearch, Websocket, GRPC
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2w
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Senior Software Engineer
Annapolis Junction, Maryland, United States
$224k-$265k/yr OnsiteFull Time
Boeing Intelligence & Analytics
Boeing Intelligence & AnalyticsNYSE: BA: Delivers intelligence, analytics, and cyber solutions for national security.
14+ YOE14+ years software engineering experience, bachelor’s in CS or related, active TS/SCI with polygraph, RF signal processing experience, Linux and coding proficiency, and experience with version control and PM tools.
Linux, Python, C++, Java, JavaScript, Jira, Confluence, GitLab, GitHub
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3d
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Software Engineer III, AI Digital & Engineering Software
Gaithersburg or Rockville
$150k-$180k/yr HybridFull Time
X-energy
X-energy: Develops advanced small modular nuclear reactors and fuel technology.
5+ YOEBachelor's degree and typically five years of software engineering experience. Requires Git, GitLab, CI/CD, Jira, Confluence, AI-assisted development tools, and one specialization track.
Claude Code, React, TypeScript, Tailwind CSS, Vite, AWS Lambda, Amazon ECS, Amazon DynamoDB, WebSockets, REST APIs, AWS Bedrock, Amazon Neptune, LangChain, LangGraph, AWS Strands, DeepEval, Ragas, OpenLineage, AWS DataZone, EventBridge, AWS DMS, Kinesis, AWS Glue, API Gateway, Docker, GitLab CI/CD, Terraform, Amazon ECR, Amazon VPC, Amazon EC2, Application Load Balancer (ALB), Network Load Balancer (NLB), DocumentDB, OpenSearch, Redis, Aurora PostgreSQL, Datadog, CloudWatch, AWS Certificate Manager (ACM), Git, Jira, Confluence, Python, Node.js, Express, FastAPI, LlamaIndex, Arize Phoenix, S3, Apache Iceberg, Lake Formation, Athena, Delta Lake, Apache Hudi, Siemens Teamcenter, PTC Windchill, Dassault 3DEXPERIENCE, Aras Innovator, Siemens Polarion, IBM DOORS, DOORS Next, Jama Connect, Oracle Primavera P6, Procore, SAP ERP, Box, STEP, JT, IFC, ReqIF, SysML v2 XMI, QIF, DWG, RVT, SAML 2.0, OIDC, SCIM, AWS IAM Identity Center, Amazon Cognito, AWS GovCloud, Linux, macOS, Cameo Systems Modeler, Capella, Neo4j, Model Context Protocol (MCP)
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18h
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Senior Director, Software Engineering (Developer Experience)
McLean or Plano or New York City or Richmond
$286k-$392k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A diversified financial services providing banking and credit products.
9+ YOE7+ MgmtBachelor's degree, 9+ years in software engineering, and 7+ years in people management required. Preferred: master's degree, 13+ years engineering, 8+ years Agile, and interactive AI tooling experience.
Node.js, Java, Go, AngularJS, React, Python, REST, JSON, XML, Ruby, Perl, NoSQL, Hadoop, Chef, Maven, iOS, Android, AWS, Cloud Infrastructure, AI
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2mo
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Software Engineer 3 (AI Assisted Developer Tooling)
Columbia, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.
12+ YOEActive TS/SCI with Polygraph, 12 years software engineering experience with a BS in a technical discipline (or equivalent additional experience), proficiency in Python and Java, IDE and developer tooling experience.
Python, Java, VS Code, TypeScript, Electron, CI/CD
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2w
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Software Engineer
Fairfax, Virginia, United States
$79k-$163k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOE3+ years software development experience, proficiency in Java and container tooling, bachelor's degree in CS/CE or related, Top Secret clearance to start (TS/SCI required for continued employment).
Java, C, C++, Python, Docker, Kubernetes, Podman, React, Node.js, Django, Confluence, Microsoft Word, Power Point, Microsoft Excel, Linux, RHEL, CentOS, Rocky, VxWorks, ActiveMQ, Data Distribution Service (DDS), Vita49.2, TCP, UDP, Sockets, Wireshark
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1w
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Software Engineer
Annapolis Junction, Maryland, United States
$136k-$252k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
14+ YOEBachelor's degree in engineering, computer science, or related field, or four years' equivalent experience; 14 years' software engineering experience; Linux, programming, project tools, and active polygraph security clearance required.
Linux, Python, C++, Java, JavaScript, Jira, Confluence, Software-Defined Radio (SDR)
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2mo
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Software Engineer (Ghidra/FPGA) 2026-0146
Annapolis Junction, Maryland, United States
$270k/yr OnsiteFull Time
Acclaim Technical Services
Acclaim Technical Services: Provides language and intelligence services to U.S. federal agencies.
Requires TS/SCI with polygraph, experience as a software engineer, knowledge of FPGA tools and Ghidra, and a bachelor's degree in a related STEM field (or 5 years hardware design experience in lieu).
Ghidra, FPGA
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2mo
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Staff Software Development Engineer - Tools Team
McLean, Virginia, United States
$183k-$215k/yr OnsiteFull Time
ID.me
ID.me: Provides secure digital identity verification and authentication services.
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
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3w
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Senior Director, Software Engineering
McLean or Richmond or New York City or Plano
$286k-$392k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
9+ YOE7+ MgmtBachelor's degree,9+ years software engineering experience,7+ years people management; Master's preferred; experience with Agile and modern engineering practices and interactive AI tooling.
node.js, Java, GO, AngularJS, React, Python, REST, JSON, XML, Ruby, Perl, NoSQL databases, relational databases, Hadoop, Chef, Maven, iOS, Android, AWS/Cloud Infrastructure
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3w
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Senior Director, Software Engineering
McLean or Plano or New York City or Richmond
$286k-$392k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Provides credit card, banking, and auto loan services.
9+ YOE7+ MgmtBachelor's degree, 9+ years of software engineering experience, and 7+ years of people management experience required. Preferred: master's degree, Agile experience, and interactive AI tooling experience.
Node.js, Java, Go, AngularJS, React, Python, REST, JSON, XML, Ruby, Perl, NoSQL, Hadoop, Chef, Maven, iOS, Android, AWS
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3w
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Manager, Security Engineering, Secure Third Party Tools
Arlington, Virginia, United States
$175k-$237k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOE5+ Mgmt5+ years managing security engineering teams, 5+ years in software/security roles, Bachelor's in CS or related, expertise in threat modeling, security architecture, cryptography, and risk assessment; information security certs preferred.
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2w
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Software Engineer
Annapolis Junction, Maryland, United States
$70k-$190k/yr OnsiteFull Time
Belay Technologies
Belay Technologies: Provides specialized technology and engineering services to the DoD.
4+ YOETS/SCI with polygraph required, bachelor\u0002s degree in CS or related (or 4 years software engineering experience), solid Python experience, familiarity with cloud transition, and experience with listed dev tools and processes.
Python, Angular 12, Angular 13, Typescript, Pandas, PIL/Pillow, Wand/Imagemagick, Kubernetes, Docker, K9s, MS Project, WBS, FMEA, Risk Analysis, Planisware, SAP
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2mo
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Senior Software Engineer
Sterling, Virginia, United States
$113k-$238k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
7+ YOE7+ years software development, 4-year degree or equivalent, Top Secret clearance to start (TS/SCI required later), experience with cloud (AWS C2E/GovCloud), Java/JavaScript/HTML/CSS/Groovy/Grails/Angular/Python, DevOps tools and containerization, Agile and BOE experience.
AWS C2E, GovCloud, Java, JavaScript, HTML, HTML5, CSS, Groovy, Grails, Angular, Python, Nexus, Artifactory, Jenkins, Harbor, Docker, Git
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2mo
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Software Engineer
Hanover, Maryland, United States
OnsiteFull Time
VTG
VTG: Provides engineering and digital modernization solutions for national security.
7+ YOETS/SCI with poly required. Bachelor’s degree + 7 years as a SWE. Experience with VueJS or React, REST, Node JS, Python. Kubernetes/Docker and modern dev tooling are desirable.
VueJS, React, REST, Node JS, Python, Kubernetes, Kubectl, Docker, Make, Buildx, Mongo, EleasticSearch, Websocket, GRPC, Java, Rust, C++
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1w
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Software Engineer
Herndon, Virginia, United States
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
5+ YOEHigh school diploma and 5+ years of Python software development experience required, including data engineering, pipelines, ETL, version control, Linux, Bash, and command-line tools. Active TS/SCI with Polygraph required.
Python, Git, GitHub, Bash, Linux, Elasticsearch, Kibana, AWS Lambda, AWS EC2, AWS S3, JSON, XML, CSV, REST APIs
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