1,004 senior python engineer jobs at 209 companies in Hanover, PA

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3mo
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Senior‑Level Python Developer (Python, C++)
Annapolis Junction, Maryland, United States
$155k-$175k/yr OnsiteFull Time
IDS International
IDS International: Global training, logistics, and security for government agencies.
8+ YOEBachelor’s degree in computer science; 8+ years relevant experience; Python, C++, Spark; Jupyter Notebooks; JIRA, Confluence, Git/GitLab; knowledge of customer tools; active TS/SCI with Polygraph.
Python, C++, Spark, Jupyter Notebooks, JIRA, Confluence, Git/GitLab
6d
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Senior Python Software Engineer
Laurel, Maryland, United States
$170k-$230k/yr OnsiteFull Time
GliaCell Technologies
GliaCell Technologies: Software and systems engineering for the intelligence community.
14+ YOEActive or rein-statable TS/SCI with Polygraph, U.S. citizenship, ~14 years experience (or BS plus 14 years / or 18 years in lieu of BS), strong Python and ML experience, Linux, Jira/Confluence, and security-cleared government contract experience.
Python, GM Learn, Jira, Confluence, Linux, Java, Scala, Lucene, JEXL, SQL, JSON, Ghostmachine, Jupyter Notebooks, IntelliJ, Eclipse, Git, Gitlab, Stash, Bitbucket, Scikit-learn, AWS, Spark
2mo
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GenAI Python Systems Engineer –Senior Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$124k-$280k/yr HybridFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
8+ YOESenior Manager level with 8+ years of experience; proficient in Python, SQL, FastAPI; cloud certifications a plus; willing to travel up to 80%; Bachelor's degree required.
Python, SQL, FastAPI, Cloud Platforms, LLM techniques, Data Warehousing, Data Lakes, IAM
1mo
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Python Software Engineer-TS/SCI with Poly
Linthicum Heights, Maryland, United States
$113k-$238k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
7+ YOETS/SCI with Poly clearance; 7+ years SWE; Python, Django or Flask, REST, microservices; experience with MongoDB, MariaDB or PostgreSQL; bachelor’s in CS or 4 yrs additional experience can substitute.
Python, Django, Flask, MariaDB, MongoDB, PostgreSQL, ReST, JSON, Swagger, AWS, C2S, Docker, Visual Studio Code, XML, Jira, Confluence, Git
1mo
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Senior C++/Python Software Engineer - Clearance Required
Hanover, Maryland, United States
$151k-$266k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
15+ YOETS/SCI with poly required, Bachelor's in CS or equiv, 15+ years software engineering experience, strong Python and C/C++ skills, scripting (Bash/awk/sed/PowerShell), RF signals familiarity, EM/STM32 experience preferred.
Python, C/C++, Bash, awk, sed, Microsoft PowerShell, STM32CubeMX, STM32CubeIDE, STM32CubeProgrammer, STM32CubeMonitor, Raspberry Pi4, Raspberry Pi5, FieldFox, Spectrum analyzer, multimeter
1mo
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CNO Python Software Engineer
Hanover, Maryland, United States
$115k-$190k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
7+ YOERequires active TS/SCI with poly, Python development, JSON/YAML, version control, OO design, task automation; BS + 7+ years programming experience or HS + 11+ years.
Python, JSON, YAML, SQL, NoSQL, Subversion, GIT, Confluence, Jira, Crucible, TCP/IP, Scrum, TDD, Waterfall
3mo
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Senior Network Engineer
Aberdeen, Maryland, United States
$88k-$155k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
6+ YOESenior network engineer with DoD/defense/counter-UAS experience; strong planning, architecture, and leadership skills.
SDN, Python, Ansible, CCNP, CCIE, Networking
1mo
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Software Engineer, Senior
Fort Meade, Maryland, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
14+ YOESenior full-stack developer with experience in C++, JavaScript, and Python; TS/SCI clearance with polygraph; 14+ years of software engineering experience or 18+ years in lieu of degree.
C++, JavaScript, Python
2mo
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Senior Software Engineer, Python
Linthicum, Maryland, United States
OnsiteFull Time
CyberMaxx
CyberMaxx: Provides managed detection and response cybersecurity services to organizations.
5+ YOE5+ years Python3, 2+ years MySQL, REST APIs, data science basics; Django and ML packages a plus.
Python, MySQL, RESTful APIs, Django, Keras, TensorFlow
1mo
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Senior Reliability/Test Engineer
Germantown, Maryland, United States
$89k-$165k/yr OnsiteFull Time
VIAVI Solutions
VIAVI SolutionsNASDAQ: VIAV: Provides network testing equipment and advanced optical coatings.
5+ YOEBachelor’s degree in CS/CE/EE; 5+ years automated test development; LabWindows CVI or NI TestStand; RF/microwave concepts; test equipment knowledge; ANSI C; Python, PowerShell, Linux Shell, C++; SQL; SPC; calibration traceability; documentation; travel up to 10%.
LabWindows CVI, NI TestStand, Network Analyzers, Spectrum Analyzers, Measurement Receivers, Signal Generators, Audio Analyzers, Oscilloscopes, DMMs, ANSI C, Python, PowerShell, Linux Shell, C++, SQL
3mo
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Senior RF Seeker Engineer
Columbia, Maryland, United States
$150k-$170k/yr OnsiteFull Time
Astrion
Astrion: Provide engineering and mission support services to federal government agencies.
10+ YOESecret clearance, US citizenship, BS in Electrical Engineering/Physics/Mathematics, 10 years RF sensor/seekers experience, MATLAB, strong communication, leadership ability.
MATLAB, Python, C++
2mo
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Senior Systems Engineer
Colorado Springs or Albuquerque or Laurel
$125k-$150k/yr RemoteFull Time
Auria
Auria: Engineering and software solutions for space and defense missions.
2+ YOETop Secret/SCI eligible, U.S. citizenship, BS in Engineering, 2+ years in aerospace software, Python and C++, experience in flight software and satellite missions.
Python, C++, Docker, Kubernetes, ROS, NATS, grpc, Ansys STK
2mo
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Senior Network Engineer
Annapolis Junction, Maryland, United States
$150k-$265k/yr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
15+ YOE15+ years in enterprise or mission-critical network engineering; hands-on Cisco networking and security; Linux networking and systems; KVM, Ansible, Bash, Python; TS/SCI with polygraph.
KVM, Ansible, Bash, Python, VPN, firewall, Cisco ACI
3d
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Senior Software Engineer
Fort Meade, Maryland, United States
$200k-$240k/yr OnsiteFull Time
VTG
VTG: Provides engineering and digital modernization solutions for national security.
US citizen with TS/SCI with Poly, Bachelor\u0002s in engineering or computer science, experience with Python, C/C++, scripting (Bash, awk, sed, PowerShell), and familiarity with radio frequency signals.
Python, C, C++, Bash, awk, sed, PowerShell, Docker, Kubernetes, STM32CubeMX, STM32CubeIDE, STM32CubeProgrammer, STM32CubeMonitor, Raspberry Pi 4, Raspberry Pi 5, FieldFox
2mo
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Senior Mechanical Engineer (CFD and FEA)
Columbia, Maryland, United States
$110k-$130k/yr HybridFull Time
Tate
Tate: Manufactures raised access floors and data center infrastructure solutions.
Lead CFD and FEA analysis for data center products; BS in mechanical engineering; hands-on CFD/FEA experience; HVAC/thermal-fluid systems knowledge.
ANSYS Fluent/CFX, SolidWorks Flow Simulation, Autodesk CFD, OpenFOAM, ANSYS Mechanical, Abaqus, NASTRAN, Onshape, SolidWorks, Creo, Python
2w
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Senior Systems Engineer
Columbia, Maryland, United States
$150k-$175k/yr RemoteFull Time
eSimplicity
eSimplicity: Provides digital and data services to federal government agencies.
10+ YOEBachelor's degree and 10+ years systems engineering experience; experience building agentic AI, MCP integrations, LLM development, Python, cloud deployments, CI/CD, and public trust clearance eligibility.
Model Context Protocol (MCP), Python, Azure, AWS, Google Cloud Platform (GCP), Databricks, Snowflake, Spark, Strands Agents, LangGraph, CrewAI
2mo
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Mechanical Engineer - Senior-Level
Elkridge, Maryland, United States
$82k-$126k/yr HybridFull Time
Sargent & Lundy
Sargent & Lundy: Provides engineering and consulting services for the power industry.
5+ YOESenior-level mechanical engineer with PE preferred; 5+ years in design for heavy industrial plants; ABET-accredited degree; leadership and mentoring abilities.
Python, MATLAB, Excel
2mo
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Senior Cybersecurity Engineer
Towson, Maryland, United States
$106k-$175k/yr OnsiteFull Time
Sheppard Pratt
Sheppard Pratt: Provides comprehensive mental health and addiction treatment services.
7+ YOEBachelor’s in cybersecurity/IT or related; 7+ years cybersecurity engineering; strong Microsoft security platform experience; hybrid AD/Azure; scripting with PowerShell, Python, or KQL; knowledge of NIST/CIS/ISO 27001.
Microsoft Defender, Sentinel, Purview, PowerShell, Python, KQL
2mo
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Senior Cybersecurity Engineer
Towson, Maryland, United States
$51-$84/hr OnsiteFull Time
Sheppard Pratt
Sheppard Pratt: Provides comprehensive mental health, education, and social services.
7+ YOEBachelor's in cybersecurity/IT or related field, 7+ years cybersecurity engineering, strong Microsoft security platform experience, hybrid AD/Azure, scripting (PowerShell, Python, KQL), knowledge of NIST/CIS/ISO 27001.
Microsoft Defender, Microsoft Sentinel, Microsoft Purview, PowerShell, Python, KQL
3w
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Senior Database Engineer
Annapolis Junction or Columbia
$168k-$240k/yr OnsiteFull Time
Belay Technologies
Belay Technologies: Provides specialized technology and engineering services to the DoD.
5+ YOETS/SCI with polygraph required. Bachelor's in a technical discipline plus 5 years as a Database Engineer (or 10 years experience in lieu of degree). Experience with relational databases/SQL, data ingestion/ETL, JSON/CSV/Excel, Python or PowerShell scripting, and data validation.
JSON, CSV, Microsoft Excel, Python, PowerShell, SQL, Pega, ETL

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