336 api engineer jobs at 174 companies in Smithsburg, MD
2mo
Save
Mark Applied
Hide
Senior API Systems Engineer
Sterling, Virginia, United States
$150k-$254k/yr OnsiteFull Time
10+ YOEU.S. person with Top Secret/SCI polygraph clearance, 10+ years' relevant experience, Bachelor’s or Master’s in a STEM field, Security+ CE (DoDD 8140), 5+ years API gateway experience, proficiency with Java/Python/C#, cloud (AWS/Azure/GCP), Docker/Kubernetes.
Java, Python, C#, AWS, Azure, Google Cloud Platform, Docker, Kubernetes, Istio, Linkerd, MuleSoft, Apigee, Broadcom API, ServiceNow, Windows, Linux
1mo
Save
Mark Applied
Hide
API Gateway Engineer (Kong)
Herndon, Virginia, United States
$170k-$210k/yr RemoteFull Time
Deep Kong (Enterprise/Konnect) experience, API migration and CI/CD integration skills, federal delivery and documentation experience, active IRS Minimum Background Investigation and U.S. citizenship required.
Kong Enterprise, Kong Konnect, GitOps, CI/CD, DevSecOps
1mo
Save
Mark Applied
Hide
SME Systems Engineer- API Gateway & Cloud Architecture
Sterling, Virginia, United States
$180k-$230k/yr OnsiteFull Time
16+ YOEBachelor's in STEM, 16+ years' experience, DoD 8140/Security+ CE, 5+ years API Gateway experience (Broadcom preferred), expertise with Windows and cloud-hosted COTS, Java/Python/C#, AWS/Azure/GCP, Docker, Kubernetes, Agile, cloud architecture, troubleshooting, and system testing. TS/SCI w/ Poly required; U.S. citizenship required.
API Gateway, Broadcom API Gateway, MuleSoft, Apigee, Istio, Linkerd, ServiceNow, Docker, Kubernetes, Java, Python, C#, Windows, AWS, Microsoft Azure, Google Cloud, Message queues, Streaming platforms, ETL, COTS, MBSE
3d
Save
Mark Applied
Hide
Principal Systems Engineer (API Gateway) - TS/SCI w CI Poly
Sterling, Virginia, United States
OnsiteFull Time
16+ YOEBachelor's degree and 16+ years designing enterprise systems, cloud architectures, and API solutions, including 5+ years with API gateways. Requires active TS/SCI with CI Polygraph and Security+ CE.
REST, GraphQL, AWS, Microsoft Azure, Java, Python, C#, Broadcom API Gateway, MuleSoft, Apigee, Istio, Linkerd, Google Cloud Platform (GCP), Oracle Cloud Infrastructure (OCI), IBM Cloud, ServiceNow, Windows
1mo
Save
Mark Applied
Hide
SME Systems Engineer - API (TS/SCI w/ CI Poly required)
Sterling, Virginia, United States
OnsiteFull Time
10+ YOEActive TS/SCI with CI poly, Security+ CE or higher, 10+ years relevant experience, STEM degree, API gateway expertise (5+ years), Java/Python/C# proficiency, cloud and containerization experience.
API gateway, Broadcom API, AWS, Azure, Google Cloud Platform, Docker, Kubernetes, Java, Python, C#, MuleSoft, Apigee, Istio, Linkerd, ServiceNow
1mo
Save
Mark Applied
Hide
BSS Systems Engineer
Winona or Sergeant Bluff or Maricopa or Hagerstown or Burlington or New Knoxville
$85k-$115k/yr RemoteFull Time
5+ YOE5+ years with BSS/OSS in telecom, experience with CRM, billing, provisioning, scripting (Python, Bash, SQL), REST APIs, data flows/ETL, IP networking fundamentals, strong troubleshooting and cross-functional communication.
Python, Bash, SQL, REST APIs, webhooks, middleware, DHCP, RADIUS, DNS, eTOM, SID, Open APIs
1mo
Save
Mark Applied
Hide
BSS Systems Engineer
Winona or Sergeant Bluff or Maricopa or Hagerstown or Burlington or New Knoxville
$85k-$115k/yr RemoteFull Time
5+ YOE5+ years with BSS/OSS in telecom/ISP, hands-on CRM, billing and BI platforms, scripting in Python/Bash/SQL, REST API integration, IP networking fundamentals, strong troubleshooting and communication, bachelor’s degree or equivalent.
Python, Bash, SQL, REST APIs, CRM, BI, DHCP, RADIUS, DNS, PON, DOCSIS, TM Forum, Open APIs
4w
Save
Mark Applied
Hide
Principal Systems Engineer - Digital Engineering & Advanced Tools
Reston, Virginia, United States
HybridFull Time
10+ YOE10+ years systems engineering experience designing cloud-native, API-driven, data and automation solutions for commercial, government, or defense environments.
AWS, Microsoft Azure, Google Cloud Platform, RESTful APIs, DevSecOps, CI/CD, containerization, orchestration, Model-Based Systems Engineering (MBSE), RPA
2mo
Save
Mark Applied
Hide
Cleared Solutions Engineer
Herndon, Virginia, United States
$115k-$125k/yr OnsiteFull Time
3+ YOEActive TS/SCI clearance; US citizen; 3+ years in sales-engineering; 3+ years technical writing; strong SAR/RADAR knowledge; ability to translate requirements into technical solutions.
ArcPro, Socet GXP, Python, APIs, Cloud-native architectures, Pandas, NumPy, Jupyter Notebooks, Tableau, Power BI
3w
Save
Mark Applied
Hide
Data Automation Engineer
Arlington or Sterling
$99k-$206k/yr OnsiteFull Time
5+ YOEU.S. citizen with active Secret clearance (TS/SCI preferred), 5+ years automation/data engineering experience, strong Python and data pipeline/ETL skills, API and CI/CD experience, BS in CS/Data Science or HS+7 years.
Python, Git, Airflow, Prefect, Docker, Kubernetes, Kafka, Kinesis, Spark, Hadoop
4d
Save
Mark Applied
Hide
Mission Operations Engineer, Intelligence Systems
Reston, Virginia, United States
$146k-$194k/yr OnsiteFull Time
Lead deployment, integration, operator training, and day-to-day mission support; strong systems/software aptitude, IP networking and API experience, ability to travel up to 30%, and must hold maintainable U.S. Secret clearance.
Lattice OS, APIs, IP networking
1mo
Save
Mark Applied
Hide
AI/CNO Engineer
Dulles, Virginia, United States
OnsiteFull Time
Experience deploying and managing LLMs in offline environments, supporting cybersecurity and vulnerability research, building APIs and tooling, strong systems integration skills, active TS/SCI or ability to obtain polygraph.
Opus, Sonnet, MiniMax, Qwen
2mo
Save
Mark Applied
Hide
Software Engineer - Cloud Ops / Gov Cloud
Reston or United States
OnsiteFull Time
Experience in cloud platform engineering and automation (PowerShell, Ansible, Terraform), strong C#/ASP.NET skills, Azure platform knowledge, container/serverless experience (AKS, Docker), and collaboration skills.
PowerShell, JavaScript, Linux, BashShell, Ansible, Terraform, JSON, YAML, C#, ASP.NET, IIS, Azure Function Apps, Kubernetes Service (AKS), Docker, Microsoft SQL, Azure SQL, C++, MVC, Java, Python, Web API, Microsoft Teams, Microsoft SharePoint, ADO, Azure Portal, Azure DevOps, Visual Studio Code, Azure DevOps pipelines, Azure ARM Templates
1w
Save
Mark Applied
Hide
Software Engineer
Hunt Valley, Maryland, United States
$86k-$115k/yr HybridFull Time
5+ YOEBachelor's degree in computer science or related field, 5+ years software engineering experience, API and full-stack development experience, familiarity with Agile, testing, and cloud paradigms.
.NET (C#), SQL, HTML, CSS, JavaScript, NodeJS, Angular, React, Vue, Azure DevOps, Git, MS SQL Server, Typescript, REST API, HTTP, Java
1w
Save
Mark Applied
Hide
System Solutions Engineer
Columbia, Maryland, United States
$140k-$210k/yr HybridFull Time
Bachelor's or equivalent; experience with Java, JavaScript, RESTful APIs, microservices, cloud deployments; strong requirements gathering and stakeholder liaison skills; active security clearance with poly required.
Java, JavaScript frameworks, RESTful APIs, Microservices architecture, Jira, Confluence, AWS, CI/CD, Generative AI, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), DevSecOps, Artificial Intelligence, Machine Learning
1mo
Save
Mark Applied
Hide
Al Engineer
Bethesda, Maryland, United States
$110k-$172k/yr OnsiteFull Time
0+ YOEActive Top Secret/SCI with Polygraph, US citizenship, B‑STEM degree with corresponding experience (varies by degree), experience integrating AI services, MLOps/CI/CD patterns, security controls, and producing decision briefs.
MLOps, CI/CD, model registry, APIs
1w
Save
Mark Applied
Hide
DevOps Engineer
Ashburn, Virginia, United States
$100k-$125k/yr HybridFull Time
3+ YOEBachelor's degree with 3+ years infrastructure experience, CI/CD pipeline and automation scripting (Shell/Python/Bash), monitoring with Dynatrace/Kibana/Splunk, experience with Git/Gitlab and kubernetes, ability to obtain DHS Public Trust.
Harness, Shell, Python, Bash, Dynatrace, Kibana, Splunk, Git, Gitlab, Maven/Gradle, Nodejs, npm, REST API, curl, jq, kubernetes/kubectl, AWS
1mo
Save
Mark Applied
Hide
Network Engineer, Foundation & Support
Denver or Reston or Menlo Park
$162k-$227k/yr OnsiteFull Time
10+ YOE10+ years automation experience in large-scale networking, Linux and Python proficiency, knowledge of Optical/L2/L3, REST APIs, network devices, and experience leveraging AI-assisted tools; Bachelor's in CS or equivalent required.
Linux, REST APIs, Python, Claude, Copilot, Code generation models, C, C++, Go, Rust
3w
Save
Mark Applied
Hide
Senior Systems Integration Engineer
Reston, Virginia, United States
$177k-$332k/yr OnsiteFull Time
8+ YOE8+ years software/systems integration experience with Java microservices, API/event-driven messaging, AWS production deployments, and integration of peripherals; Top Secret SCI required.
Java, REST, RabbitMQ, Kafka, JMS, AMQP, MongoDB, Elasticsearch, OpenSearch, AWS, Consul, Nomad, Vault, ELK, Grafana, Kibana, Logstash
2w
Save
Mark Applied
Hide
Chief Engineer - Autonomy Software, Fleet & Integration
Frederick, Maryland, United States
$119k-$204k/yr OnsiteFull Time
8+ YOEAssociate or bachelor's in a related field (or equivalent experience), 8+ years in software development/automation/systems integration, production support experience, proficiency with modern languages, databases, APIs, and distributed systems.
Python, C#, JavaScript, PowerShell, Shell, Java, C++, SQL, MQTT, WebSockets, Docker, GitHub Actions, Microsoft SQL Server, Ignition, Sepasoft, SCADA, ROS 2, Linux, JSON
Explore Jobs