23 mid level software engineer jobs at 19 companies in Harrington, DE

1mo
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Software Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr HybridFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOEBachelor's in CS/SE/EE, 3+ years software development, U.S. citizenship, TS/SCI clearance (CI Poly preferred), strong C++ and Python skills, Linux experience, UI framework and API development experience.
C++, Python, Linux, React, Angular, Vue, Git, CI/CD, Docker, Ansible, Cobbler, HTML/CSS, TypeScript, REST APIs, PostgreSQL, PostGIS, SQLite, Automated testing
2mo
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Software Engineer
Baltimore or Annapolis
HybridFull Time
ExistX
ExistX: Transitions national security research into operational software and systems.
5+ YOE5+ years enterprise software development; BS in Computer Science or related field; backend languages Java/C/C++/Rust/Python; experience with scalable systems; strong documentation; cryptography or cloud knowledge preferred.
Java, C/C++, Rust, Python, Cryptol, Haskell, Docker, Kubernetes, AWS, Azure
2mo
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Software Engineer (Partial Telework)
Annapolis Junction, Maryland, United States
$115k-$190k/yr HybridFull Time
GliaCell Technologies
GliaCell Technologies: Software and systems engineering for the intelligence community.
7+ YOEActive TS/SCI with Polygraph required; 7+ years software engineering; BS in Computer Science or related; US Citizenship; partial telework; Annapolis Junction, MD.
Java, Angular, Elasticsearch, GitLab, Docker, Kubernetes, Marathon
5d
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Software Engineer-TS/SCI
Aberdeen Proving Ground, Maryland, United States
$112k-$197k/yr OnsiteFull Time
Dalcom Engineering
Dalcom Engineering: Provides engineering and software solutions for defense applications.
3+ YOEBachelor's in STEM, 3+ years software engineering experience, active TS/SCI clearance, experience with Agile/DevOps/DevSecOps, configuration/change management, and strong analytical skills.
Agile, DEVOPS, DEVSECOPS, MOSA, ISA
2mo
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Software Engineer 1
Annapolis Junction, Maryland, United States
OnsiteFull Time
Entegra Systems
Entegra Systems: Provides engineering and intelligence analysis for government missions.
7+ YOE7+ years in software development for complex programs; Java, REST services, Spring/SpringBoot; DevOps; container tech; TS/SCI with poly required.
Java, REST, Spring, SpringBoot, Jenkins, Gradle, Maven, Git, Docker, Kubernetes, ELK, Prometheus, Grafana
2mo
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Software Applications Engineer
Aberdeen Proving Ground, Maryland, United States
$115k-$130k/yr HybridFull Time
Entarian
Entarian: Provides mission-critical engineering and technology solutions for government agencies.
5+ YOEDoD Secret clearance; BS in computer science or related field; 5+ years in software applications engineering; strong .NET/C#, MudBlazor, HTML/CSS/JavaScript; API development; Azure/DevOps; security+; hybrid role near Aberdeen Proving Ground, MD.
C#, .NET, MudBlazor, HTML, CSS, JavaScript, OpenXml, ASP.NET Core, Entity Framework Core, SQL, Azure, DevOps, OpenID Connect, OAuth 2.0, Microsoft Entra ID
3mo
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Junior Software Developer
Annapolis Junction, Maryland, United States
$139k-$179k/yr OnsiteFull Time
Intelliforce
Intelliforce: Provides engineering and technical solutions for the intelligence community.
7+ YOETop Secret clearance with polygraph; US citizenship; 7 years software engineering experience; BS in CS or related field; cloud/big data exposure; experience with data/workflow systems.
Hadoop, Hive, Pig, HDFS, MapReduce, JSON, BSON, HBase, Accumulo
3mo
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Journeyman Software Developer
Aberdeen, Maryland, United States
$104k-$181k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
4+ YOEBachelor's in CS/Engineering with 4 years experience or 6 years related software development experience; US citizenship; SECRET clearance; proficiency in Python, C++, Java, C#; CI/CD; DoD/C-UAS experience preferred.
Python, C++, Java, C#, CI/CD, containerization, microservices, cloud
2w
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Software Engineer
Annapolis, Maryland, United States
HybridFull Time
FacilityOS
FacilityOS: Unified platform for facility safety, security, and operations.
4+ YOE4+ years backend .NET (Framework/.NET Core) experience using C#, strong OOP and design patterns, RESTful services, MS SQL/T-SQL, unit testing, legacy modernization experience, cloud-native SaaS/PaaS familiarity.
.NET Framework, .NET Core, C#, Microsoft SQL Server, T-SQL
2mo
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Full Stack Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Gigatec
Gigatec: Providing systems engineering and software development services for defense.
3+ YOEExperienced software engineer skilled in Python/Java, front-end web tech, data processing, and streaming tools. Top Secret clearance required with polygraph. U.S. work authorization; no visa sponsorship.
Python, Java, Streamlit, TypeScript, HTML, CSS, JavaScript, React, Angular, Vue, Apache Spark, Jupyter Notebook, pandas, NumPy, Parquet, JSON, CSV, XML, Git, Apache Airflow, MySQL, MariaDB, PostgreSQL, Slurm, JIRA, Confluence
4mo
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Software Engineer - Hybrid
Annapolis Junction, Maryland, United States
$165k-$185k/yr HybridFull Time
Red Arch Solutions
Red Arch Solutions: Provides IT engineering solutions for the intelligence community.
3+ YOETS/SCI with Poly required; degree plus years; Linux, Bash, Python/Java, Airflow, Spark, Docker/Podman, Git; AWS familiarity.
Apache Airflow, Python, Java, Bash, Linux, Apache Spark, Docker, Podman, Git, AWS
2d
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Sr. Software Developer
Aberdeen or United States
RemoteFull Time
Eagle Integrated Services
Eagle Integrated Services: EIS provides IT and technical services to government agencies.
3+ YOE3+ years application development experience, proficiency with Palantir Foundry, Python/Java/JavaScript, data integration/ETL, bachelor's in CS or related; active Secret clearance preferred (interim acceptable).
Palantir Foundry, Python, Java, JavaScript
3mo
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Cloud Software Engineer 2 - TS/SCI w/Poly
Annapolis Junction, Maryland, United States
$112k-$179k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
3+ YOEFull-stack cloud development with Java/JavaScript, containerization, and cloud services; TS/SCI with Poly clearance; agile/DevOps experience.
Java, Spring, JUnit, JavaScript, React, Vue.js, JSON, REST, Elasticsearch, ELK, Redis, MongoDB, Docker, Kubernetes, Docker Swarm, AWS, Git, GitLab, Jenkins, GitLab CI/CD
2mo
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VDC Engineer
Fort Washington or Newark or Salisbury or Bethlehem or Harrisburg or Morristown or State College
$70k-$84k/yr OnsiteFull Time
The Whiting-Turner Contracting Company
The Whiting-Turner Contracting Company: A leading construction delivering complex projects with a focus on BIM/VDC and technology-driven execution.
3+ YOEBIM/VDC engineer with BIM software knowledge, strong reading of drawings, MEPF awareness, data analytics, VR/AR, and collaborative skills.
SketchUp, CAD, Revit, Navisworks, Lumion, BIM software
2mo
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Test Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
KeyLogic
KeyLogic: Provides technology and mission management solutions to government agencies.
5+ YOEActive TS/SCI with client-level polygraph; Bachelor's degree or equivalent with 5 years Test Engineer experience; strong automated testing and CI/CD knowledge.
GitLab, Testkube, JMeter, Selenium, Robot Framework, Cloud platforms, CI/CD, Automated testing
3mo
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Civil Engineer - Traffic
Milford, Delaware, United States
$40k-$60k/yr OnsiteFull Time, Part Time
Davis, Bowen & Friedel
Davis, Bowen & Friedel: Provides architecture, engineering, and land surveying services.
Bachelor's degree in civil/traffic engineering; Delaware P.E. license or within 12 months; 2+ years AutoCAD, Trip Generation, and HCS; 4+ years Microsoft 365; 2+ years traffic software experience.
AutoCAD, Trip Generation, Highway Capacity Software (HCS), Microsoft 365
3mo
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Test & Evaluation Engineer (Electrical) – EW&C
Aberdeen Proving Ground, Maryland, United States
$130k-$185k/yr OnsiteFull Time
MAG Aerospace
MAG Aerospace: Provides global intelligence, surveillance, and reconnaissance services and training.
5+ YOEFive+ years T&E experience; 4+ years electrical engineering; experience with CPE IEW&S or CPE C3N; hardware/software testing; secret clearance with ability to TS/SCI; BS in Electrical Engineering.
JMP, Analyst Notebook, ArcGIS, Palantir, BIIR, Google Earth, TIGR
4w
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Project Manager
Vineland, New Jersey, United States
$95k-$120k/yr OnsiteFull Time
Data One Construction
Data One Construction: Specializes in mission-critical data center electrical infrastructure construction.
3+ YOEBachelor's in Construction Management/Engineering, experience in scheduling, cost tracking, subcontracts/RFIs/submittals, coordination with subcontractors/vendors, and proficiency with construction management software; Procore experience a plus.
Procore
3mo
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MECHANIC II - PLANT ENGINEERING
Lewes, Delaware, United States
$23-$36/hr OnsiteFull Time
Beebe Healthcare
Beebe Healthcare: Non-profit community healthcare system providing comprehensive medical services.
3+ YOEThree to five years of building maintenance experience; high school diploma or equivalent; valid driver's license; basic computer skills; ability to maintain confidentiality and provide good customer service.
Blueprints, Computer Skills, Microsoft Office