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Job Title
Software Engineer Sr.
Job Description
The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security.
Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment!
This position will be based at Ashburn Hybrid/ or Remote
Responsibilities:
The Senior Software Engineer will contribute to the design, development, and operation of Telos's background check and identity verification platform. The platform serves government and enterprise clients through multiple product lines deployed on AWS GovCloud.
This is a full-stack role spanning web frontend, .NET microservices, and cloud infrastructure. The successful candidate will be expected to develop deep knowledge of the enrollment and case management product and its workflows, contribute across multiple applications and services, and grow into ownership of platform features and components.
Key Responsibilities
• Design, implement, test, and support production software using TypeScript, Angular, C#, .NET 8, ASP.NET Core, and Entity Framework Core.
• Develop features for the Angular 21 web portal, including PrimeNG component development, multi-tenant enrollment workflows, biometric capture integration, and SQL-based reporting.
• Build and maintain .NET microservices handling authentication, enrollment, case management, fingerprint processing, payment, notifications, and orchestration.
• Write unit and integration tests alongside feature development using Karma/Jasmine, Playwright, xUnit, FluentAssertions, and Testcontainers.
• Contribute to GitLab CI/CD pipelines, Docker multi-stage builds, container security scanning (Snyk, Trivy), and release workflows across multiple environments (dev, staging, preprod, production).
• Support application deployments running on AWS GovCloud including ECS (Fargate), ECR, S3, RDS (SQL Server/MySQL), SQS/SNS, SSM Parameter Store, and KMS.
• Work with MassTransit event-driven messaging, Hangfire background job processing, and Ocelot API gateway routing.
• Diagnose production issues across application, device, network, and infrastructure boundaries.
• Work with product, operations, security, QA, government-program stakeholders, and external hardware vendors.
• Participate in code reviews and contribute to engineering standards.
• Document features, integration behavior, operational procedures, and architectural decisions.
Job Requirements
Qualifications:
• Bachelor's or equivalent with 7+ years of professional software engineering experience with a track record of delivering production software.
• Strong TypeScript and JavaScript experience, including experience with Angular (or comparable SPA framework) and reactive patterns.
• Experience with C#, .NET, and ASP.NET Core for building REST APIs and microservices.
• Experience with relational databases and ORMs (Entity Framework Core, MySQL, or SQL Server).
• Experience with AWS services (ECS, ECR, S3, SQS/SNS, Lambda, SSM Parameter Store) and containerization (Docker).
• Experience with automated testing, CI/CD, and production releases.
• Understanding of event-driven architecture and message brokers (SQS, SNS, or comparable).
• Ability to understand complex business workflows and become a technical contributor across a platform.
• Strong written and verbal communication skills.
• Ability to work in a security-sensitive, regulated, or government-program environment.
• Willingness to obtain a U.S. government security clearance (background check required).
Preferred Qualifications
• Angular 21, PrimeNG, Angular Material, SCSS, RxJS, ngx-permissions.
• .NET 8, Entity Framework Core, Pomelo EF MySQL, Dapper, MassTransit, Hangfire, Ocelot.
• AWS GovCloud (us-gov-west-1 / us-gov-east-1), ECS Fargate, CloudFormation, Pulumi, IAM, KMS.
• NIST 800-53 Rev 5 compliance, OIDC/OAuth 2.0, JWT authentication, FIDO2/Passkeys.
• Experience with biometric capture, fingerprint processing, document scanning, or identity verification hardware integrations.
• Experience with Twilio (SMS), Pay.gov (payment processing), Amazon SES (email), or ClamAV (antivirus scanning).
• GitLab CI/CD, Snyk, Trivy, LocalStack for local development.
• Experience with xUnit, Moq, Testcontainers, Playwright, or Karma/Jasmine.
• Experience with multi-tenant SaaS architecture, RBAC, or feature toggle patterns.
• Experience with observability tooling (CloudWatch, NLog, Container Insights).
Salary: $105,000- 135,000 per year, depending on experience and qualifications. Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k.
The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship.
Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment.
Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future.
Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at 1-800-283-1911. If you require relay service assistance, please click on the following link to review information on your state's relay service: https://www.fcc.gov/accessibility.
Telos Corporation is an EEO/AA employer.
Job Type
Full-Time
Location
Ashburn, VA 20147 US (Primary)
Telos offers an excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos and its subsidiaries are an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.