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109 computer scientist jobs at 58 companies in Washington, DC

3mo
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Computer Scientist
Hidden Maryland, Maryland, United States
$125k-$197k/yr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
10+ YOEBachelor’s or higher in CS/Software Eng; 10+ yrs hardware/software testing or 2 yrs with Master; TS/SCI with poly; firmware updates; backup IT support; scripting skills.
JavaScript, Python, C#, PROTOSS
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2mo
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Computer Scientist
Aberdeen or Fort Belvoir or Huntsville or Austin or Tobyhanna Army Depot or Letterkenny Army Depot or Lakehurst
OnsiteFull Time
Envision Innovative Solutions
Envision Innovative Solutions: Provides technical engineering and mission support to government agencies.
5+ YOE5+ years in software development; design, develop, troubleshoot hardware/software systems; analyze processes; create design docs and testing procedures.
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1mo
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Computer Scientist
Washington, District of Columbia, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
8+ YOEActive TS/SCI clearance required; 8+ years correlating technical findings, 5+ years OOP/functional programming, CI/CD and ML validation experience, LLM/agentic AI evaluation experience, ability to work on classified networks; Bachelor's degree or equivalent experience.
IoT, AI, OOP, functional programming, CI/CD, LLMs, TEVV
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Computer Scientist
Washington or McLean
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
8+ YOETS/SCI clearance required; 8+ years correlating technical findings and 5+ years OOP/functional programming; experience with CI/CD, LLM/AI evaluation, classified DoD/IC networks, ability to visualize complex data, and a bachelor’s degree or equivalent experience.
CI/CD, TEVV, LLMs, AI, Object-Oriented Programming (OOP), functional programming, Google Chrome, Mozilla Firefox, Microsoft Edge, Apple Safari, Opera Browser, Blackberry Browser
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Computer Scientist (51337)
Rockville, Maryland, United States
$200k-$225k/yr OnsiteFull Time
GAP Solutions
GAP Solutions: Providing professional services and mission support to federal agencies.
7+ YOEMasters degree in Computer Science or related field; at least 7 years related experience; extensive programming experience.
Programming Languages, Software Development, Parallel Computing, Biomedical computing
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6d
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Supervisory Computer Scientist
Fort Meade, Maryland, United States
$144k-$197k/yr OnsiteFull Time
Department of the Army
Department of the Army: Land-based military branch of the United States Armed Forces.
1+ YOEBachelor's in computer science or equivalent coursework, 1+ year specialized experience in interactive cyberspace operations, risk assessment, development of TTPs, operator training and personnel oversight.
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Senior Computer Scientist
Bethesda, Maryland, United States
OnsiteFull Time
Prescient Edge
Prescient Edge: Provides intelligence, security, and defense support services.
7+ YOEMaster's degree in computer science, electrical/electronics engineering, or mathematics with concentration in computer science; 7+ years in computer design, software development, or networks; active Secret security clearance; full-time; Bethesda, MD.
C, C++, Java, Fortran, COBOL
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Computer Scientist - Senior
Reston, Virginia, United States
OnsiteFull Time
Cherokee Federal
Cherokee Federal: Provides specialized professional and technical services to federal government agencies.
12+ YOERequires active TS/SCI clearance (or ability to obtain CI polygraph), U.S. citizenship or LPR, ~12 years related experience, mastery of AI/ML/data science techniques, and ability to produce analytic products.
Multiple Information Model Synthesis Architecture (MIMOSA)
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Computer Scientist - Senior
Washington, District of Columbia, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
8+ YOEActive TS/SCI clearance with polygraph; bachelor’s degree in relevant field with minimum 8 years experience; expertise in algorithm development, data structures, ML/advanced analytics, intelligence databases, and strong analytical and communication skills.
Multiple Information Model Synthesis Architecture (MIMOSA)
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Computer Scientist - Senior
Washington or Reston
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
8+ YOEActive TS/SCI clearance (ability to pass polygraph), Bachelor’s in relevant field, minimum 8 years applicable experience, expertise in algorithms, machine learning, data integration, intelligence databases, and strong analytical and communication skills.
Multiple Information Model Synthesis Architecture (MIMOSA)
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Cryptanalytic Computer Scientist
Annapolis Junction, Maryland, United States
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
5+ YOEBachelor/Master/Doctoral degrees with experience in computer science, math, and programming; level-based experience; TS/SCI with poly required at higher levels.
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1w
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Cryptologic Computer Scientist 2
Annapolis Junction, Maryland, United States
$127k-$174k/yr OnsiteFull Time
RealmOne
RealmOne: Provides advanced technology services for national security agencies.
3+ YOEDesign and implement cryptologic computer science solutions; strong CS fundamentals, programming (Python), and experience in algorithm analysis, reverse engineering, or related applied computation fields. Active security clearance with polygraph required.
Python
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2mo
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Principal Computer Scientist
Reston, Virginia, United States
OnsiteFull Time
ANSER
ANSER: Provides research and analysis for national and homeland security missions.
20+ YOETS/SCI with Poly, Master’s in a technical field, 20+ years in data science/ML, Python/R/SQL, data visualization, DoD/IC knowledge.
Python, R, SQL, Power BI, Tableau, SPARQL, GraphQL
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Computer Scientist - Object Based Intelligence
Washington, District of Columbia, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.
8+ YOEActive Top Secret/SCI clearance, 8+ years of relevant analytic experience, strong analytic judgment, ability to work independently and collaboratively, and produce concise intelligence products.
Multiple Information Model Synthesis Architecture (MIMOSA)
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2mo
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Cryptanalytic Computer Scientist, Level 3
Annapolis Junction, Maryland, United States
OnsiteFull Time
Independent Software
Independent Software: Provides software and systems engineering for national security missions.
Strong foundation in computer science, mathematics, or engineering with focus on cryptography and algorithm development; experience with mathematical models, cryptographic principles, and high-performance computing; proficient in Python/C++/Java; strong analytical and communication skills.
Python, Spark, C++, Java, XKS
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2mo
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ME00589-Cryptanalytic Computer Scientist 3
Fort Meade, Maryland, United States
$135k-$180k/yr OnsiteFull Time
Momentum Engineering
Momentum Engineering: Provides engineering and technical services for national security missions.
6+ YOEActive Top Secret/SCI clearance with NSA Full Scope Poly; advanced degree with experience in data analytics, Python/C++, data processing; experience with large-scale data and distributed computing; knowledge of XKS systems.
Python, C++, Spark, XKS
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2mo
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Cryptologic Computer Scientist Level 3
Annapolis Junction or Fort Meade
$171k-$190k/yr OnsiteFull Time
Weeghman & Briggs
Weeghman & Briggs: Provides specialized intelligence analysis and cybersecurity services to government agencies.
6+ YOEDesign, develop, and operate cryptologic CS solutions; TS/SCI with poly; onsite in MD; full-time; salary $171k-$190k.
Operating Systems, Compiler Theory, Database Theory, Algorithms, Computer Architecture, Discrete Mathematics, Programming Language Theory, Data Structures
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1w
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Cryptologic Computer Scientist Level 1
Fort Meade, Maryland, United States
$93k-$103k/yr OnsiteFull Time
GRVTY
GRVTY: Develops defense technology, cyber, and intelligence software solutions.
2+ YOEBachelor's degree (or associate + experience), 2+ years relevant CS experience, strong Python and Spark/PySpark skills, network/protocol analysis background, TS/SCI with poly required.
Python, Spark/PySpark
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5d
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Computer Scientists
Annapolis Junction or Fort Meade
OnsiteFull Time
Artera Technologies
Artera Technologies: Provides software and systems engineering for the intelligence community.
3+ YOEDesign and develop software/firmware including drivers, embedded and client/server applications; perform signal processing, reverse engineering, and lead development work. Requires TS/SCI clearance.
Python, C, C++, Assembly
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2w
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2027 PhD Graduate – Computer Scientist – Tactical System Prototyping and Deployment
Laurel, Maryland, United States
$105k-$245k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
PhD in CS/CE/Physics or related, expertise in signal processing/computer vision/data science/visualization/radar, able to obtain Interim Secret then Secret clearance, U.S. citizenship, occasional travel to government/military sites.
C++, Java, Typescript, Linux, Unix
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