210 application developer jobs at 115 companies in Cecilton, MD
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Application Engineer - II
Malvern, Pennsylvania, United States
HybridFull Time
Proficiency with Python/Node.js/Angular/SQL and AWS; hands-on experience in agile application development, APIs, CI/CD, automated testing, observability, and production support; undergraduate degree or equivalent.
AWS, Python, Node.js, Angular, SQL, APIs, CI/CD, automated testing, Confluence, JIRA, Git, GitHub Enterprise, Claude Code
1mo
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Application Developer (backend) 4
Linthicum, Maryland, United States
$198k-$212k/yr OnsiteFull Time
6+ YOEDevelop backend Python microservices and ReST endpoints using Django/Flask; work with MongoDB or MariaDB, Docker, and CI tooling; 6+ years experience typically required depending on degree.
Python, Docker, Django, Flask, MariaDB, MongoDB, ReST, JSON, XML, Jira, Confluence, Git, AWS
1w
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Application Developer (Senior)
Baltimore, Maryland, United States
OnsiteFull Time
3+ YOE3+ years computer experience; Bachelor's degree or five years equivalent; experience with Angular and Angular testing frameworks (Jasmine,Karma); code reviews and CI/CD practices.
Angular, Jasmine, Karma
3w
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Application Engineer 4
Linthicum Heights, Maryland, United States
$88-$119/hr OnsiteFull Time
4+ YOETS/SCI with agency-appropriate polygraph required. Multiple years technical experience (4+ minimum depending on degree). Experience with cloud security, virtualization, and system/network architectures.
Computer-Aided Software Engineering (CASE), AWS, Azure, Google Cloud, IAM, AWS Key Management Service, AWS Config, AWS Security Hub, GuardDuty, Inspector
1mo
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Application Engineer 4 (API)
Linthicum Heights, Maryland, United States
HybridFull Time
4+ YOETS/SCI with Polygraph required. Python, Docker, Django/Flask, MariaDB or MongoDB, REST and microservices experience. Minimum 4-12 years experience depending on degree.
Python, Docker, Django, Flask, MariaDB, MongoDB, ReST, AWS, JSON, XML, Jira, Confluence, Git
1mo
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Application Engineer Expert Level
Linthicum, Maryland, United States
$150k-$210k/yr OnsiteFull Time
12+ YOEActive NSA TS/SCI with FS Polygraph required; 12+ years experience (alternatively fewer years with higher degree); experience with Angular, TypeScript/JavaScript, Git/GitLab, JSON, CSS; UI technical leadership.
Git, Git submodules, GitLab, TypeScript, JavaScript, Angular 14, JSON, CSS, Jira, Confluence, SAFe, AWS, Balsamiq, MongoDB
2mo
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Application Engineer - HVAC
Elkridge, Maryland, United States
$80k-$85k/yr OnsiteFull Time
2+ YOE2+ years application engineering/account management or equivalent in HVAC, mechanical contracting, engineering, or construction; bachelor\u0002s degree preferred; strong communication, customer relations, plan interpretation, estimating, and time-management skills; ability to travel ~10%.
1mo
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Web Application Developer, Maryland Coordination and Analysis Center
Baltimore, Maryland, United States
$110k-$125k/yr OnsiteFull Time
3+ YOEBachelor's degree (or equivalent experience),3+ years developing enterprise web applications; proficiency with C#, ASP.NET Core, Microsoft SQL Server, T-SQL, JavaScript, HTML/CSS; ability to obtain top-secret clearance.
Microsoft Visual Studio, C#, ASP.NET Core, Razor Pages, JavaScript, HTML, CSS, Microsoft SQL Server, T-SQL, jQuery, Bootstrap, Git, Microsoft Internet Information Services (IIS)
2mo
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Application Security Engineer
Hanover, Maryland, United States
$166k-$295k/yr OnsiteFull Time
11+ YOETS/SCI with poly required. 11–15+ years experience in systems security, software engineering, or computer science. Hands-on C/C++ or C#, ability to read Java, experience with software assurance tools and source code analysis.
C, C++, C#, Java, Rust, Ada, x86_64, PowerPC, MIPS, ASM, Klocwork, CodeSonar, Fortify, CodePeer, IDA Pro, Fortran-Lint
3d
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Application Engineer
Baltimore, Maryland, United States
$90k-$120k/yr OnsiteFull Time
5+ YOEBachelor's degree in mechanical, packaging, or related engineering; 5–7+ years in packaging machinery; CAD, PLC, HMI, mechanical, pneumatic, electrical integration, costing, URS, and engineering drawing experience.
PLC, HMI, SolidWorks, AutoCAD
1mo
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Application Engineer
Malvern, Pennsylvania, United States
OnsiteFull Time
Technical degree (2-year minimum), experience with sensors and controls, technical support experience preferred, strong verbal/written communication, ability to learn cutting-edge sensor technologies.
Webchat, Microsoft Teams
3mo
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Machine Learning Application Engineer
College Park, Maryland, United States
$80k-$110k/yr OnsiteFull Time
Bachelor's degree in CS/Engineering or related field; 2+ years experience; ML/NLP/vision skills; PyTorch/scikit-learn; CI/CD; ability to obtain security clearance.
PyTorch, scikit-learn, SciPy, Docker, FastAPI, React, PostgreSQL, MongoDB, ElasticSearch, pgvector, Git CI/CD, Docker-based deployment
2mo
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NetSuite Developer & Application Manager
Radnor, Pennsylvania, United States
HybridFull Time
7+ YOE7+ years NetSuite development/administration; SuiteScript/SuiteFlow/SuiteAnalytics/SuiteTalk; ERP finance/ops; upgrades/production support; strong communication.
SuiteScript, SuiteFlow, SuiteAnalytics, SuiteTalk, NetSuite security/roles, Celigo, Dell Boomi, Workato, API-based tools, Salesforce, Ramp, Concur, OneSource
3d
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Principal Application Engineer (hybrid)
New Freedom or San Antonio or York or Baltimore
$90k-$120k/yr HybridFull Time
3+ YOEBachelor's degree, 3+ years experience (HVAC or chiller technology preferred), knowledge of refrigeration principles, up to 15% travel.
1mo
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Application Engineer - Supplemental Disinfection
Wilmington or United States
FieldFull Time
Bachelor's degree in engineering/biology/chemistry preferred, familiarity with plumbing and PLCs, proficiency in Microsoft Office, strong communication and field survey skills, ability to travel frequently (50–75%).
PLC, Microsoft PowerPoint, Microsoft Excel, Microsoft Word, Microsoft Outlook
3w
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Equipment Application Engineer
Hanover, Maryland, United States
$68k-$162k/yr OnsiteFull Time
3+ YOEBachelor's in mechanical/electrical engineering, 3+ years related engineering experience, conveyance systems experience, strong communication, customer-facing, willing to travel up to 30%.
CAD, simulation software
3w
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Equipment Application Engineer
Hanover, Maryland, United States
$68k-$162k/yr OnsiteFull Time
3+ YOEBachelor's in mechanical/electrical engineering, 3+ years related engineering experience, conveyance systems experience, strong communication and customer-facing skills, willing to travel, hands-on analytical problem solver.
CAD
1mo
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Security Automation Application Engineer
Linthicum Heights, Maryland, United States
$104k-$218k/yr OnsiteFull Time
Active TS/SCI with polygraph, strong analytics development background, proficiency in Python, experience with system authorization, RMF, and vulnerability management; multi-year technical experience as specified by education.
Python, Pig, PySpark, AWS Lambda, Nessus Vulnerability Scanner, Risk Management Framework (RMF)
1mo
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Security Automation Application Engineer
Linthicum, Maryland, United States
$104k-$218k/yr OnsiteFull Time
Active TS/SCI with Polygraph; strong analytics development background; proficiency in Python; experience with RMF, system authorization, and vulnerability management (e.g., Nessus); 4+ years experience typical depending on degree.
Python, Pig, PySpark, AWS Lambda, Nessus Vulnerability Scanner
3mo
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Application Security Engineer (REMOTE) (Anytown, PA, US, 19605)
Anytown, Pennsylvania, United States
$117k-$147k/yr RemoteFull Time
5+ YOE5+ years in information security with 3+ years in application security, secure development, or DevSecOps; strong knowledge of OWASP and secure SDLC; hands-on with security testing tools; cloud security experience; ability to collaborate across teams.
Burp Suite, Fortify, Checkmarx, Veracode, ZAP, SAST, DAST, SCA, IaC scanning, Container security
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