Senior Python Developer Jobs in Harrington, DE, US

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Full Stack Software Engineer, Senior

Hanover or Annapolis Junction

$87k-$198k/yr HybridFull Time

Booz AllenNYSE: BAH: Provides management and technology consulting services to government and commercial clients.

5+ YOESenior full stack engineer with 5+ years' experience, Python/React/FastAPI, Docker, Agile, TS/SCI clearable, and degree or equivalent experience.

Python, React, FastAPI, Docker, APIs, UNIX/Linux

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Software Engineer 3 - Go/Python/Kubernetes/Kafka/Ansible

Annapolis Junction, Maryland, United States

$130k-$270k/yr OnsiteFull Time

Captivation Software: Provides specialized software engineering for the intelligence and defense communities.

20+ YOESenior software engineer with TS/SCI clearance, 20 years SWE experience; BS in CS/CE/EE; Go/Python; Kubernetes, Helm, GitOps, Terraform, Ansible; lead architecture and mentor engineers.

Go, Python, Kubernetes, Helm, GitOps, Kafka, Terraform, Ansible

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Senior Agile Developer

Annapolis Junction, Maryland, United States

$169k-$218k/yr OnsiteFull Time

Intelliforce: Provides engineering and technical solutions for the intelligence community.

10+ YOETen years of demonstrable experience in integrating, installing, configuring, upgrading, compiling, and supporting software in heterogeneous HPC environments; TS clearance with Full Scope Poly; US citizenship; BS in CS or related field (or 5 years’ related work with 10 years of experience); related certifications may substitute for experience.

Linux, Bash, Python, VMware ESXi, Docker, Ansible, GitLab CI, Git, CI/CD, virtualization, Containerization, Monitoring, Networking, Scripting

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Senior Software Engineer - Vehicle Modeling

Sunnyvale or Mountain View or Milford

$129k-$198k/yr HybridFull Time

General MotorsNYSE: GM: Manufacturer of passenger cars, trucks, and automotive components.

3+ YOEBachelor's degree in Mechanical Engineering, Applied Physics, Aerospace Engineering, Computer Science, or related field; 3+ years in vehicle modeling; expertise in vehicle system modeling; strong Python and C/C++; Matlab/Simulink and data analysis experience.

Python, C/C++, Matlab/Simulink, System ID, data analysis

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Senior Systems Engineer

Aberdeen Proving Ground, Maryland, United States

$135k-$155k/yr OnsiteFull Time

QED Systems: Provides engineering and technical services for defense C5ISR systems.

10+ YOEBachelor's in CS/Engineering; 10+ years experience; active Secret clearance; RF, systems/communications, or software engineering; MATLAB/Python; travel up to 25%.

MATLAB, Python, RF test equipment, data analysis tools

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OCO Software Developer/Engineer

Annapolis Junction, Maryland, United States

$149k-$201k/yr HybridFull Time

General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.

8+ YOE8+ years of related experience; proficient in C/C++, Python; ability to obtain TS/SCI clearance; develop cyber tools and software.

C, C++, Python, Rust, Go, Git, CI/CD

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Software Developer

Annapolis Junction, Maryland, United States

OnsiteFull Time

BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.

7+ YOE7+ years in software development; TS/SCI with Poly; Bachelor's in CS; Linux development; C/C++, Python; Git/GitLab; IDEs (VSCode, Eclipse); Agile (Scrum); geospatial processing and SDR familiarity.

Linux, C/C++, Python, Git, GitLab, VS Code, Eclipse, Agile (Scrum)

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Cleared Senior Embedded Systems Engineer

Annapolis Junction, Maryland, United States

OnsiteFull Time

Yellow Duck Technologies: Engineering mission-critical software and systems for the intelligence community.

12+ YOEActive TS/SCI with Full Scope Poly, 12+ years embedded systems experience, degree in related field or equivalent, proficient in Python, C, ASM, and debugging tools.

Python, C, ASM, VxWorks, ELDK

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1mo

Senior Front-End Software Engineer

Fort Meade, Maryland, United States

$132k-$290k/yr OnsiteFull Time

CACINYSE: CACI: Provides information technology and professional services to government clients.

12+ YOETS/SCI with Polygraph; BS/MS in CS or related; 12+ years with BS or 10+ with MS; 4+ years SWE substitution; expertise in 3+ areas; 10+ years in 4 areas.

Python, Java, C++, Svelte, TypeScript, MongoDB, Unix/Linux, XML, PHP, Perl

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Entry-Senior Software Engineer- TS/SCI w/ Polygraph

Annapolis Junction, Maryland, United States

$95k-$230k/yr OnsiteFull Time

Sunayu: Software and cybersecurity engineering services for government intelligence agencies.

Software engineer with Java, Python, Git; containerization; CI/CD; Agile; Spring, Hibernate, MySQL; BS in CS or related, 4 years exp may substitute

Java, Python, Git, Shell, Maven, JavaScript, HTML, CSS, JUnit, IDEs, Docker, Kubernetes, OpenShift, GitLab CI, SonarQube, Spring, Hibernate, MySQL, Web Services, Vaadin

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1650 - Software Developer

Belcamp, Maryland, United States

$83k-$140k/yr OnsiteFull Time

Sigma Defense: Develops tactical communications and intelligence systems for defense.

10+ YOE10+ years in software development; 5+ years DoD software support; strong requirements analysis, architecture, and coding skills; Java, Python, C#, and JavaScript; ability to document software; U.S. citizen; Secret security clearance or higher; Bachelor's Science degree.

Java, Python, C#, JavaScript

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Software Engineer 3

Annapolis Junction, Maryland, United States

OnsiteFull Time

RealmOne: Provides technology and intelligence services for national security missions.

20+ YOETwenty years SWE experience; BS in computer science; strong Python, Kubernetes, Git, CI/CD, sprint development; RF experience; active security clearance with polygraph.

Python, Kubernetes, Git, CI/CD, Sprint

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Software Engineer, Lead

Annapolis Junction, Maryland, United States

$113k-$257k/yr RemoteFull Time

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

20+ YOEFull-stack developer with Kubernetes, Docker, Helm, Python, and version control; TS/SCI with polygraph; Bachelor's in CS or 20+ years experience, or 24+ years without a degree.

Kubernetes, Docker, Helm, Python, Git

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Senior Systems Engineer (Production Support)

Annapolis, Maryland, United States

RemoteFull Time

Syms Strategic Group: Provides IT and professional services to federal government agencies.

8+ YOE8+ years in systems engineering with production experience; 3+ years SQL; cloud and sysadmin skills; security and compliance awareness.

AWS, Azure, Linux, Windows, Python, Bash, PowerShell, Ansible, Puppet, Chef, SaltStack, CloudFormation, CloudWatch, S3, Step Functions, Batch Jobs, Git, GitHub Actions, CodeBuild, CodeDeploy, DynaTrace, ScienceLogic, SQL, RDS SQL Server, Oracle, Monitoring, Automation

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AI/ML Engineer

Annapolis or United States

$120k/yr RemoteFull Time

Innosoft Corporation: Provides IT and data solutions for government health agencies.

5+ YOEFive+ years data science/ML and five+ years software engineering experience; bachelor's in CS/engineering/data science/math; strong Python, SQL, ML/AI development, and system design skills.

Python, SQL, PostgreSQL, Git, Docker, React, Microsoft Teams Toolkit, Neo4j, Apache AGE, LLMs, Rust, vector databases

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AI Full Stack Engineer Sr Stf

Bethesda or Dover or Fort Worth or Highlands Ranch or King of Prussia or Moorestown or Orlando or Stratford

RemoteFull Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

15+ YOESenior AI/ML engineer with full-stack development, cloud deployment, and data/AI experience; US citizenship required; Bachelor's or higher in CS/IT/AI.

Python, CI/CD, GitLab, Jenkins, ArgoCD, RDS, Redshift, Snowflake, LLMs, MLOps, GenAI, API Development, Java, C++

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2mo

Software Engineer (NH-2)

Annapolis Junction, Maryland, United States

$180k-$205k/yr OnsiteFull Time

Legato: Provides IT engineering services to the national intelligence community.

14+ YOEPython, Docker/Kubernetes; AWS and ML experience preferred; 14 years software engineering experience; bachelor’s degree or 18 years total experience.

Python, Docker, Kubernetes, AWS, PyTorch, NumPy, Pandas, Scikit-learn, GitOps, EC2, S3, RDS

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2mo

Lead CNO Developer (Onsite)

Annapolis Junction, Maryland, United States

OnsiteFull Time

Nightwing: Provides cybersecurity and intelligence services for national security missions.

12+ YOE5+ MgmtBachelor’s degree plus extensive experience; 12+ yrs in programming (Assembly, C, C++, Java, Perl, Python); 10+ yrs on CNO tools; 5+ yrs leading teams; 4+ yrs evading IDS; 4+ yrs sockets programming.

Python, C, C++, Java, Perl, Assembly, Bash, PowerShell, IDA Pro, Ghidra, OllyDbg, Git, Networking, IDS evasion

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CNO Software Engineer

Annapolis Junction, Maryland, United States

$250k-$300k/yr OnsiteFull Time

SIXGEN: Provides advanced cybersecurity services and products for national security.

7+ YOE7+ years of experience; TS clearance; strong C/C++, Python; assembly; reverse engineering with Ghidra/IDA Pro; Windows/Linux CNO; persistence focus.

C/C++, Python, Assembly, Ghidra, IDA Pro, Windows, Linux, NDK

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Senior System Test & Validation Engineer

New Castle, Delaware, United States

$92k-$153k/yr OnsiteFull Time

Waters CorporationNYSE: WAT: Designs analytical instruments for laboratory testing and research.

5+ YOE5+ years in system testing/validation for complex products; Linux-based systems/IoT; end-to-end validation; test automation (Python); root-cause analysis; lab environment proficiency.

Python, Linux, OSCI, Oscilloscope, Multimeter

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Embedded Software Engineer (Hybrid- Aberdeen, Maryland)

Aberdeen Proving Ground or Jersey City or Middletown or Aberdeen Proving Ground

$130k-$165k/yr HybridFull Time

Fairwinds Technologies: Designing and integrating communication systems for defense agencies

8+ YOE8+ years embedded Linux software development; Xilinx UltraScale+; PetaLinux; PCB-based hardware bring-up; C/C++ and scripting; Git/SVN; DoD Secret clearance.

Xilinx UltraScale+, PetaLinux, C/C++, Python, Git, SVN, JTAG, UART, GDB, strace, perf, dmesg

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Software Engineer

Fort Meade, Maryland, United States

$200k-$230k/yr OnsiteFull Time

Markon: Provides consulting and mission support services to federal agencies.

14+ YOETS/SCI with poly; Bachelor's in CS/Engineering; 14 years experience; Linux, C++, Java; scripting; Git; Docker; strong problem-solving and communication.

C++, Java, Shell, Python, JavaScript, Bash, Git, Docker, Linux

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2mo

CPE SETA_Software Engineer III (Graphics Support, Web Designer)

Aberdeen Proving Ground, Maryland, United States

$120k-$130k/yr HybridFull Time

People Technology and Processes: Professional services and technical support for federal government agencies.

10+ YOEBachelor's degree in CS/Design; 10+ years in web design and development with HTML, CSS, JavaScript; Photoshop/Dreamweaver; able to substitute associate degree with 12+ years.

HTML, CSS, JavaScript, Python, PHP, SQL, Photoshop, Dreamweaver, PowerPoint, UNIX, Windows

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SOFTWARE ENGINEER - Angular - 8+ yrs of Experience - TS/SCI w/Poly clearance is required - TB

Annapolis or Fort Meade

$200k-$206k/yr OnsiteFull Time

Halogen Engineering Group: Provides specialized engineering, cybersecurity, and program management services.

6+ YOEEight+ years SWE experience; TS/SCI with Poly clearance required; Bachelor's in CS or related; Python experience; 6-10 years in similar programs.

Angular, TypeScript, Python, JavaScript, Linux

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1mo

Cloud Software Engineer III (TS/SCI w/ Polygraph)

Annapolis Junction, Maryland, United States

OnsiteFull Time

COMSO: Provides IT and software solutions to federal government agencies.

12+ YOESenior cloud software engineer with 12 years exp in Big-Data/cloud, TS/SCI w/ Poly required; BS in CS or related field; multiple cloud/IR qualifications.

Java, Hadoop, Cloudera, MapReduce, YARN, HDFS, HBase, Zookeeper, MongoDB, REST, Maven, Unix/Linux, Python, CFEngine, Bash, Ruby, Eclipse, JVM, VMware, J2EE, Selenium

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Software Engineer 3

Annapolis Junction, Maryland, United States

$176k-$238k/yr OnsiteFull Time

GDITNYSE: GD: Delivers IT and mission services to government agencies.

8+ YOE8+ years of related experience; US citizenship; Top Secret SCI with Polygraph clearance; bachelor’s degree; strong Java, Linux, scripting, and DevOps toolchain experience.

Ansible, GitLab CI/CD, Java, Linux, Bash, Python, PHP, Docker, Kubernetes, Atlassian SDK, VS Code

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Software Engineer 3 - III

Annapolis Junction, Maryland, United States

RemoteFull Time

InterImage: Provides IT modernization and cybersecurity services to federal government agencies.

12+ YOE12+ years software engineering experience on complex programs; bachelor's in CS; 4 additional years may substitute for degree.

React, JavaScript, node.js, Rust, Python, shell script, Kubernetes, Helm, Micro-Services, Service-mesh, Load Balancing, Cloud Migration, nifi, JEST, Grafana, InfluxDb, Elasticsearch, Redis, mysql, Apache Superset, RabbitMQ, Kafka, Ansible, Salt, Terraform, Web-Sockets, JBLOCKS, CASPORT, Neo4j

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Data Engineer

Fort Meade, Maryland, United States

$135k-$216k/yr OnsiteFull Time

Peraton: National security and mission-critical government technology services provider.

8+ YOEDesign and implement data infrastructure, ETL pipelines, data integration; 8+ years with BS; TS/SCI clearance; Python/SQL/Scala; Spark/Kafka/Hadoop; cloud data services.

Python, SQL, Scala, Spark, Kafka, Hadoop, Airflow, NiFi, Cloud Data Services

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Network-Savvy CNO Developer (TS/SCI w/ Poly)

Annapolis Junction, Maryland, United States

$177k-$332k/yr OnsiteFull Time

ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.

15+ YOETS/SCI w/ Polygraph; 15+ years software engineering, reverse engineering, or 3 years with Master’s; experience in reverse engineering and vulnerability research.

C, Python

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1mo

AI/ML Engineer

Aberdeen Proving Ground, Maryland, United States

$170k-$210k/yr RemoteFull Time

Nakupuna: Provides professional services and technical solutions for federal agencies.

5+ YOE5+ years hands-on AI/ML production experience; Python/R/Java; TensorFlow/PyTorch/Scikit-learn; Palantir Foundry; Docker/Kubernetes/MLOps; cloud or hybrid environments; strong communication.

Python, R, Java, TensorFlow, PyTorch, Scikit-learn, Keras, Palantir Foundry, Docker, Kubernetes, MLflow

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00584-Software Engineer 3

Annapolis Junction, Maryland, United States

$175k-$235k/yr OnsiteFull Time

Momentum Engineering: Provides engineering and technical services for national security missions.

20+ YOETop Secret/SCI clearance with NSA Full Scope Poly, 20+ years SWE experience, BS in CS or related, 6+ years recent development; salary commensurate with experience.

Java, Python, NiFi, DataXplorer, GMAE, XML, CSV, JSON, Pig, MapReduce, Spark, Hadoop, Scala

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Avionics Test and Launch Engineer II / Senior

Wallops Island, Virginia, United States

OnsiteFull Time

Rocket LabNASDAQ: RKLB: Rocket Lab provides orbital launch services and manufactures spacecraft.

2+ YOEBachelor in engineering; 2+ years (Level II) or 5+ years (Senior) in engineering design, test, or operations focusing on electrical/software systems; avionics experience; programming; networking knowledge; familiarity with ground/space systems.

Java, Python, HTML, XML, TCP/IP, UDP, Multicast

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System Engineer 1

Annapolis Junction, Maryland, United States

OnsiteFull Time

RealmOne: Provides advanced technology services for national security agencies.

7+ YOESeven years of SE experience; bachelor's degree in a related field; active security clearance with polygraph preferred; Linux and scripting experience; knowledge of DoDAF/SOA and system requirements management.

Linux, Shell scripting, Python, Apache NiFi, Network protocols

2mo

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2mo

Database Engineer/Oracle Database Administrator - CLEARANCE and POLYGRAPH REQUIRED

Annapolis Junction or Fort Meade

$175k-$230k/yr OnsiteFull Time

Constellation Technologies: Provides engineering and cybersecurity services to federal government agencies.

10+ YOEUS citizen with TS/SCI clearance and polygraph; 10+ years database experience; Oracle and NoSQL DB experience; Bachelor's degree or higher; strong SQL/PLSQL, scripting (JavaScript, Bash/Unix, Perl, Python)

Oracle, SQL, PL/SQL, NoSQL, PostgreSQL, MongoDB, JavaScript, Bash, Linux, Perl, Python, Java, ETL, Cassandra, Agile

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2mo

Eng Sr Prin II - Test

Annapolis Junction, Maryland, United States

$150k-$254k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA: Manufactures advanced defense, aerospace, and security technology solutions.

10+ YOEJava expertise; broad experience with Java/JEE, Python, C/C++, SQL, SOAP/WSDL; UI development; cryptography knowledge; Windows/Linux; web services; strong software principles; effective communication; independent thinker.

Java, Python, C/C++, SQL, SOAP/WSDL, PERL, PowerShell, Eclipse, Postgres, Oracle, Jenkins, JSON, HTML, XML, XSLT

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Manager Software Engineering

Fort Washington, Pennsylvania, United States

OnsiteFull Time

Jefferson: Providing healthcare services and academic programs in Pennsylvania.

10+ YOE5+ MgmtSenior software engineering leader with 10+ years of experience, 5+ in leadership; strong Java/JavaScript/Python; cloud, DevOps, CI/CD; security, architecture, mentorship.

Java, JavaScript, Python, Cloud, DevOps, CI/CD, Docker, Kubernetes, Spring Boot, ORM, Git, Elasticsearch, Logstash, Kibana, Splunk

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Director of Software Engineering

Wilmington or Columbus

OnsiteFull Time

JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.

10+ YOE5+ Mgmt10+ years software engineering; 5+ years leading technologists; proficient in Python, Java, Spring Boot, AWS/Cloud Foundry, Kafka; relational/noSQL databases; API/event-driven architectures.

Python, Java, Spring Boot, Restful Microservices, AWS, Cloud Foundry, Kubernetes, Kafka, Cassandra, PostgreSQL, GAIA Oracle Services, Graph Databases

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1mo

Lead, Technology Product Management – AI, Data & Insights

Titusville, New Jersey, United States

$94k-$152k/yr HybridFull Time

Johnson & JohnsonNYSE: JNJ: Develops and manufactures innovative pharmaceuticals and medical devices.

3+ YOE2+ MgmtExperience in data & insights product development; deploys LLMs/GenAI; strong Python, cloud; leads product teams; data engineering/science background.

Python, LangChain, SageMaker, Bedrock, OpenAI, Azure ML, AWS, Tableau, Power BI

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2mo

Web and Digital Interface Designer (contingent 034)

Huntsville or Aberdeen

HybridFull Time

Systems Products and Solutions: Provides logistical and technical readiness solutions for defense agencies.

10+ YOESecret clearance required; 10+ years in web design; BA/BS in CS/Design; strong responsive design, UX, HTML/CSS/JS; DoD cybersecurity and accessibility experience.

HTML5, CSS, JavaScript, Python, PHP, SQL, Adobe Creative Suite, Photoshop, Dreamweaver, PowerPoint, XML, Unix, Windows