22 software engineer iii jobs at 17 companies in Centreville, MD
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Software Engineer III
Fort Meade, Maryland, United States
$190k-$205k/yr OnsiteFull Time
8+ YOE8+ years cloud-native software engineering with Go/Python, Kubernetes and GitOps expertise; experience with Terraform/Ansible, event-driven systems (Kafka); mentorship and architecture leadership; TS/SCI with FSP required.
Go, Python, Kubernetes, Helm, GitOps, Kafka, Terraform, Ansible, ArgoCD, Fleet, TypeScript, OpenShift, Rancher, Istio, Linkerd, Prometheus, Grafana, OpenTelemetry, AWS GovCloud, cloud-init, Git, DISA STIGs
2mo
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Software Engineer III
Annapolis Junction, Maryland, United States
$215k-$291k/yr OnsiteFull Time
10+ YOETop Secret/SCI with polygraph required; US citizenship required; 10+ years related software engineering experience; Bachelor’s in Computer Science (or 4 years additional SWE experience); skills in computer/system security and HTML, CSS, JavaScript.
HTML, CSS, JavaScript, ITOM, ITSM, HRSD, CSM, Service Portal, Free and Open Source Software (FOSS), GOTS, COTS
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Software Engineer III
Hanover, Maryland, United States
$119k-$178k/yr OnsiteFull Time
5+ YOEBS in CS/CE/Math/EE (or equivalent), 5+ years software engineering, experience with REACT/C/C++/C#, Linux, Jira, Git; ability to obtain DoD security clearance; US citizenship; strong written/oral communication and hardware test proficiency.
REACT, C, C++, C#, Linux OS, Jira, Git, oscilloscopes, multimeters
1w
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Software Engineer (II/III)
Fort Meade, Maryland, United States
OnsiteFull Time
14+ YOEActive TS/SCI clearance with polygraph, bachelor's degree, and 14–20 years of experience. Requires Python, modern programming language, Git, agile methods, and strong software engineering fundamentals.
Python, Java, C#, JavaScript, Git
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Software Engineer III
Baltimore, Maryland, United States
$128k-$173k/yr OnsiteFull Time
7+ YOEBachelor's degree required; 7+ years platform engineering; experience with SQL Server, RedShift, RDS, DynamoDB, Glue, DMS; scripting in PowerShell or Python; AWS cloud architecture; IAM (Okta/OAuth2/JWT); CI/CD practices.
EC2, S3, Lambda, RedShift, SqlServer, RDS, DynamoDB, Glue, DMS, PowerShell, Python, Okta, OAuth2, JWT, CI/CD
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Java AWS Software Engineer III
Newark, Delaware, United States
OnsiteFull Time
3+ YOERequires 3+ years of software engineering experience, Java, Spring Boot, AWS, SDLC, testing, agile methods, databases, and responsible AI-assisted development practices.
Java, Spring Boot, AWS, CI/CD, Kubernetes, Docker, Databricks, Apache Spark, Amazon S3, Amazon EC2, Amazon EMR, MongoDB, Apache Iceberg, NoSQL, AI-assisted software development tools
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Software Engineer III
Annapolis Junction, Maryland, United States
$215k-$291k/yr OnsiteFull Time
10+ YOETop Secret/SCI clearance with polygraph required, US citizenship required, 10+ years related experience, Bachelor’s in Computer Science (or 4 yrs additional SWE experience), skills in computer/information/system security and web languages; leadership experience preferred.
ITOM, ITSM, HRSD, CSM, Service Portal, HTML, CSS, JavaScript, Free and Open Source Software (FOSS), Government-off-the-shelf (GOTS), Commercial-off-the-shelf (COTS)
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Radio Frequency Software Engineer III
Hanover, Maryland, United States
$120k-$270k/yr OnsiteFull Time
12+ YOETS/SCI with poly, US citizenship, Bachelors in Engineering/CS or equivalent experience, 12 years DSP algorithm and software development experience, proficiency with C++, Python, and Linux.
Python, C++, Linux
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Radio Frequency Software Engineer III
Hanover, Maryland, United States
OnsiteFull Time
12+ YOETS/SCI with Poly and US citizenship required. 12 years DSP/software experience; strong C++, Python, Linux skills; B.S. in engineering or CS preferred (experience may substitute); IAT II/Security+ preferred.
Python, C++, Linux
4d
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Engineer III - Software Developer Engineer in Test (SDET)
Sparks, Maryland, United States
$96k-$153k/yr OnsiteFull Time
3+ YOEBachelor’s degree in computer science, engineering, or related field; 3+ years of software development, test automation, or quality engineering experience; fluent in C#; experience with test frameworks, CI/CD, libraries, and regulated software.
C#, ADO, Cognition Cockpit, JAMA, CI/CD, API
3d
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Cyber Splunk Software Engineer
Annapolis Junction, Maryland, United States
$135k-$216k/yr OnsiteFull Time
5+ YOERequires a bachelor's degree with 8+ years or master's with 6+ years, 5+ years software or cyber engineering experience, Top Secret/SCI eligibility, DoD 8140 IAT II/IAT III certification, Splunk expertise, and Python or Java proficiency.
Splunk Enterprise, Splunk ES, ACAS, HBSS/ESS, EDR, Python, Java, AWS, Microsoft Azure, CI/CD, RMF, JSIG, STIGs, SPLUNK
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Software Engineer III - Embedded Systems
Jessup, Maryland, United States
$99k-$130k/yr OnsiteFull Time
7+ YOE7+ years firmware/software development for instrumentation; BS required (MS preferred); expertise in C/C++ for embedded real-time systems, RTOS, GUI development, Python, GIT, and Linux; strong debugging and electronics skills.
C, C++, C#, Qt, Python, GIT, Azure DevOps, Linux, FreeRTOS, STM32, Linux Bash, oscilloscope, logic analyzer, multimeter
3d
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Cyber Splunk Software Engineer
Annapolis Junction, Maryland, United States
$135k-$216k/yr OnsiteFull Time
Requires 5+ years in software, cyber engineering, or secure system development; Top Secret with SCI eligibility; DoD 8140 IAT II/III or equivalent; Splunk expertise; secure coding; RMF, JSIG, STIGs, and DoD cybersecurity controls.
Splunk Enterprise, Splunk ES, Splunk, ACAS, HBSS/ESS, EDR, Python, Java, RMF, JSIG, STIGs, DevSecOps, CI/CD, SIEM, AWS, Azure, APIs
2mo
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Bridge Engineer III
Arlington or Baltimore
$83k-$163k/yr OnsiteFull Time
2+ YOEBachelor's+4 yrs or Master's+3 yrs or PhD+2 yrs in Engineering; experience with bridge design, calculations, reports, and engineering software; may mentor junior staff.
Microsoft Office Suite, OpenBridge Designer, Leap Bridge Concrete/Steel, CSiBridge, MicroStation, AutoCad
2mo
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Bridge Engineer III
Arlington or Baltimore
$83k-$163k/yr OnsiteFull Time
4+ YOEBachelor's in Engineering with 4 years, Master's with 3 years, or PhD with 2 years of relevant experience. Requires bridge design expertise and proficiency with engineering software; EIT preferred.
Microsoft Office Suite, OpenBridge Designer, Leap Bridge Concrete/Steel, CSiBridge, MicroStation, AutoCAD
3mo
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Electrical Engineer III
Towson, Maryland, United States
$120k-$150k/yr HybridFull Time
5+ YOEBachelor's in electrical engineering, 5+ years design experience, EIT and LEED preferred, PE strongly preferred, proficiency with AutoCAD/Revit/SKM/lighting software, ability to perform field visits and construction administration.
AutoCAD, Revit, SKM, AGI, Visual
2mo
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Systems Test Engineer III
Hunt Valley, Maryland, United States
$111k-$168k/yr OnsiteFull Time
2+ YOEBachelor's in engineering (or related) with 5+ yrs experience (or MS with 3+ yrs, PhD with up to 2 yrs). Experience with hardware/software integration, requirements management, test planning/execution; DOORS, JIRA, MagicDraw preferred; Secret clearance eligibility required.
DOORS, JIRA, MagicDraw, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft Access, Microsoft PowerPoint, Microsoft Project, Microsoft Visio
3d
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Test and Evaluation Engineer III
Aberdeen Proving Ground, Maryland, United States
$120k-$160k/yr OnsiteFull Time
5+ YOEEngineering bachelor's degree with 7+ years or master's degree with 5+ years of DoD testing experience; requires DoD Secret clearance and experience developing and executing complex hardware and software test programs.
Jira, MAPS, DAPS, DME
1mo
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Pre-Award: Engineer, General III
Aberdeen, Maryland, United States
OnsiteFull Time
10+ YOEActive DoD Top Secret/SCI clearance, Bachelor's in Aerospace required, 10+ years experience, expertise in CAD/FEA/CFD, software development, and secure knowledge management across NIPRNet/SIPRNet/JWICS.
CAD, FEA, CFD, NIPRNet, SIPRNet, JWICS
2w
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Senior Analytics Developer III (TS/SCI + Poly)
Fort Meade, Maryland, United States
$180k-$200k/yr OnsiteFull Time
8+ YOEBachelor's degree plus 8+ years of relevant experience or equivalent; Python and Jupyter Notebooks development; scalable production software; active TS/SCI with polygraph; onsite Fort Meade work.
Python, Jupyter Notebooks, RESTful API, Agile, CI/CD, Claude Code, Codex, Java, Generative AI, Retrieval-Augmented Generation (RAG)
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