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Sr Application Engineer Jobs in Reston, VA (NOW HIRING)

BLN24

Senior Application Developer

Mclean, VA · On-site

$97K - $133K/yr

They are seeking Senior Application Developers to support the NOAA National Weather Service AWIPS program, contributing to the development and enhancement of a large-scale, high-availability platform ...

Oracle

Senior Application Software Engineer

Reston, VA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior Application Software Engineer Position Overview Oracle Government Defense & Intelligence is seeking a Senior Application Software Engineer to build and operate secure, scalable application ...

Amyx, Inc.

Application Developer

Arlington, VA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Overview Amyx is seeking to hire a Sr Application Developer to support our Army client at the Pentagon. Responsibilities * The Application Developer will perform development, design, and ...

Tuba Group, Inc.

Senior Application Developer

Washington, DC · Remote

$98K - $135K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Application Developer - Senior will design, develop, sustain, and enhance software applications supporting the DLA Map Catalog program. The position will support enterprise-level application ...

Xometry

Senior Application Engineer, Sheet Metal

North Bethesda, MD · On-site

$86K - $111K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Analyze engineering models/drawings to define the sequence of fabrication operations to ensure that the design intent and component quality can be achieved * Make proper estimations, taking into ...

FSR, LLC.

Senior Application Developer

Washington, DC · On-site +1

$108K - $149K/yr

A Sr. technical expert on software engineering with modern and cloud technologies is needed to pave the way to better healthcare to providers. This will serve as Sr. technical lead and primary ...

FSR, LLC.

Senior Application Developer

Washington, DC · On-site

$108K - $149K/yr

A Sr. technical expert on software engineering with modern and cloud technologies is needed to pave the way to better healthcare to providers. This will serve as Sr. technical lead and primary ...

Booz Allen Hamilton

Senior Application Developer

Washington, DC · On-site

$86K - $198K/yr

  • Medical

  • Life

  • Retirement

  • PTO

R0240024 Application Developer, Senior The Opportunity: At a certain point, experience -based system design can start to look like clairvoyance. When you've developed so many systems that you can not ...

Booz Allen Hamilton

Senior Application Developer

Washington, DC · On-site

$86K - $198K/yr

  • Medical

  • Life

  • Retirement

  • PTO

R0246799 Application Developer, Senior The Opportunity: At a certain point, experience -based system design can start to look like clairvoyance. When you've developed so many systems that you can not ...

Humana

Senior Application Architect

Washington, DC · On-site +1

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Application Architect performs technical planning, architecture development and ... a senior developer in large IT projects * Prior project architect and/or team lead experience

Humana

Senior Application Architect

Washington, DC · On-site +1

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Application Architect performs technical planning, architecture development and ... a senior developer in large IT projects * Prior project architect and/or team lead experience

Humana

Senior Application Architect

Washington, DC · On-site +1

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Application Architect performs technical planning, architecture development and ... a senior developer in large IT projects * Prior project architect and/or team lead experience

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Showing results 41-60

All JobsSr Application Engineer JobsSr Application Engineer Jobs in Reston, VA

Sr Application Engineer information

See Reston, VA salary details

$72.3K

$134.2K

$190.4K

How much do sr application engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for sr application engineer in Reston, VA is $134,204.00, according to ZipRecruiter salary data. Most workers in this role earn between $112,400.00 and $150,300.00 per year, depending on experience, location, and employer.

What does a Sr Application Engineer do?

A Sr Application Engineer is responsible for designing, developing, and maintaining software applications to meet specific business or technical requirements. They often work closely with clients, project managers, and other engineers to translate user needs into functional solutions. Typical duties include coding, troubleshooting, optimizing performance, and providing technical support throughout the software development lifecycle. Senior Application Engineers also mentor junior team members and may contribute to architectural decisions. Their role is critical in ensuring that applications are robust, scalable, and aligned with organizational goals.

What are the key skills and qualifications needed to thrive as a Sr Application Engineer?

To thrive as a Sr Application Engineer, you need advanced expertise in software development, system architecture, and a relevant degree such as a BS or MS in Computer Science or Engineering. Familiarity with programming languages (e.g., Java, Python, C#), cloud platforms, and tools like Git, Docker, and CI/CD pipelines is typically required, along with certifications such as AWS Certified Solutions Architect or similar. Strong problem-solving, communication, and leadership skills set top performers apart by enabling effective project delivery and cross-team collaboration. These capabilities are crucial for designing robust solutions, maintaining system reliability, and driving innovation in complex technical environments.

What is the difference between Sr Application Engineer vs Application Engineer?

AspectSr Application EngineerApplication Engineer
Required CredentialsBachelor's degree in engineering or related field; experience in software/applications; sometimes certifications in specific technologiesBachelor's degree in engineering, computer science, or related field; similar certifications optional
Work EnvironmentDesign, develop, and troubleshoot applications; collaborate with cross-functional teams; often involved in project leadershipImplement and support applications; work closely with clients and internal teams; focus on deployment and maintenance
Employer & Industry UsageUsed across tech, manufacturing, and software companies; common in industries requiring application developmentCommon in IT, software, and engineering firms; roles focused on application support and deployment

The main difference between a Sr Application Engineer and an Application Engineer lies in experience level and responsibilities. The senior role typically involves more complex project leadership, troubleshooting, and strategic planning, while the Application Engineer focuses on implementation and support. Both roles require similar educational backgrounds and certifications, but the senior position demands more experience and technical expertise.

How does a Sr Application Engineer typically collaborate with cross-functional teams during the software development lifecycle?

As a Sr Application Engineer, you will frequently work with product managers, UX/UI designers, QA specialists, and other engineers to deliver high-quality applications. Collaboration often involves participating in requirements gathering sessions, code reviews, sprint planning, and troubleshooting meetings. Effective communication and a proactive approach to problem-solving are essential, as you’ll need to bridge technical and non-technical perspectives to ensure project goals are met. This role also offers opportunities to mentor junior developers and influence architectural decisions, making teamwork a central part of your daily responsibilities.

What cities near Reston, VA are hiring for Sr Application Engineer jobs?

Cities near Reston, VA with the most Sr Application Engineer job openings:

Sr Application Engineer jobs near you
Infographic showing various Sr Application Engineer job openings in Reston, VA as of August 2026, with employment types broken down into 77% Full Time, 19% Part Time, and 4% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $134,204 per year, or $64.5 per hour.

Senior Application Developer

BLN24

Mclean, VA • On-site

$97K - $133K/yr

Full-time

Re-posted 17 days ago

Job description

Job Summary:
BLN24 is an award-winning Management Consulting Firm that supports the U.S. Federal Government in successfully achieving their mission and goals. They are seeking Senior Application Developers to support the NOAA National Weather Service AWIPS program, contributing to the development and enhancement of a large-scale, high-availability platform for processing real-time weather data.
Responsibilities:
• Design, develop, test, and deploy scalable, secure, and maintainable software applications supporting mission-critical weather systems
• Support enhancements, modernization, and maintenance of the AWIPS baseline software platform
• Collaborate with UX, DevSecOps, QA, and product teams in an Agile development environment
• Develop and maintain scalable microservices, RESTful APIs, and event-driven services
• Ensure code quality through unit testing, code reviews, and adherence to engineering best practices
• Support integration with AWS cloud services and cloud-native architecture patterns (EC2, Lambda, S3, EKS)
• Participate in CI/CD pipeline development and support automated deployment processes
• Contribute to system performance tuning, monitoring, logging, and operational troubleshooting in a 24/7 environment
• Utilize AI-assisted development tools to improve productivity, software quality, and testing efficiency
• Document technical designs, implementations, and operational procedures as needed
Qualifications:
Required:
• 5+ years of professional software development experience
• Strong experience in system design, architecture, and scalable application development
• Proven experience leading or mentoring development teams in Agile environments
• Hands-on experience with AWS services (EC2, Lambda, S3, EKS, or equivalent cloud platforms)
• Experience building and supporting microservices-based architectures and APIs
• Strong understanding of software engineering best practices including testing, CI/CD, and version control (e.g., Git)
• US Citizenship Required
Preferred:
• Current or recent experience with NOAA/NWS systems or federal weather-related programs
• Direct experience with AWIPS or similar large-scale environmental data processing systems strongly preferred
• Experience supporting high-availability, real-time, or mission-critical systems in production environments
• Familiarity with DevSecOps practices and cloud-native observability tools (logging, metrics, tracing)
• Experience using AI-assisted development tools (e.g., GitHub Copilot, ChatGPT, automated testing frameworks)
• Exposure to Kubernetes-based deployments and containerized workloads
• Experience working in geographically distributed or 24/7 operational support environments
Company:
BLN24 is a digital agency that provides marketing, media production, and UX design services. Founded in 2006, the company is headquartered in Mclean, USA, with a team of 11-50 employees. The company is currently Early Stage.

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