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Salary
$200k – $220k per year
Location
In office (Chantilly)
Seniority
Senior · 5+ years exp

Confirmed on the employer's own hiring board on Oct 15, 2026. First seen by Alion on Sep 30, 2026.

Overview
Company
Impact
Profile match
Acclaim Technical Services (ATS) is an employee-owned American government contractor headquartered in Reston, Virginia, providing cyber operations, intelligence, language, network infrastructure, engineering and enterprise IT services to the defense and intelligence communities. Founded in 2000 and owned through an employee stock ownership plan, it supports a range of US federal agencies with staff concentrated around Chantilly, Annapolis Junction, McLean and Bethesda. Its openings include AI and machine learning engineers, data scientists, full stack and software developers, system integrators and administrators, infrastructure engineers and UI and UX designers.

Acclaim Technical Services, founded in 2000, is a leading cyber operations, intelligence solutions and operations, network infrastructure, engineering and business enablement and enterprise operations company supporting a wide range of U.S. Federal agencies. We are an Employee Stock Ownership Plan (ESOP) company, which is uncommon within our business sector. We see this as a significant strength, and it shows: ATS is consistently ranked as a top workplace among DC area firms and continues to grow.

JOB DESCRIPTION

We are looking for an experienced Systems Software Engineer to join our team, interested in designing, developing and maintaining essential software systems. The optimal candidate will have demonstrated experience integrating solutions with graph databases, such as JanusGraph. They will also have a strong background in systems software development, experience with 3rd party system integration, expertise in ElasticSearch, and a solid understanding of data modeling concepts. This is a fantastic opportunity to work on a challenging project that requires innovative solutions and collaborative problem-solving.

KEY RESPONSIBILITIES

  • Design, develop, test, and deploy scalable and efficient software solutions
  • Collaborate with cross-functional teams to identify and prioritize project requirements
  • Participate with code reviews and ensure high-quality, modular, and reusable code
  • Troubleshoot and debug issues in the application, including performance optimization and error handling
  • Stay up-to-date with industry trends and emerging technologies, applying this knowledge to improve our application
  • Design and implement data models that meet the needs of the application, ensuring data consistency and integrity

EDUCATION AND EXPERIENCE

  • Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
  • 5+ years of related software development experience.

REQUIRED QUALIFICATIONS

  • 5+ years of experience in systems software development in NodeJS
  • Strong proficiency working with graph databases (for example JanusGraph) and graph query languages
  • Strong understanding of software design patterns, principles and best practices
  • Excellent problem-solving skills, with the ability to work effectively in a team environment
  • Basic understanding of data modeling concepts, including entity-relationship, data normalization, and denormalization
  • Experience with Git workflows, including feature branching, pull requests and code reviews
  • Ability to work effectively in a Linux-based development environment
  • TS/SCI with Polygraph

DESIRED QUALIFICATIONS

  • Experience with Node.js, Express, MongoDB and Cassandra
  • In-depth knowledge of ElasticSearch, including indexing, querying and aggregation
  • Knowledge of containerization leveraging Kubernetes
  • Familiarity with CI/CD pipelines and automation tools such as Jenkins or Argo CD
  • Hands-on experience working with message brokers such as RabbitMQ or AWS SQS
Target Salary Range:: $185k-$230k

The salary range for this position is between $200,000 and $220,000

ABOUT

Acclaim Technical Services (ATS), founded in 2000, is a premier provider of tech-enabled solutions and operational services to a broad range of U.S. Federal agencies. As an Employee Stock Ownership Plan (ESOP) company-an uncommon advantage in our sector-we foster a culture of ownership, accountability, and shared success. This commitment to our people shows: ATS is consistently recognized as a top workplace in the DC area and continues to experience strong, strategic growth.

SALARY TRANSPARANCY

There are many factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employee owners value the flexibility at ATS that allows them to balance quality work and their personal lives. We offer competitive compensation, career growth, benefits and learning and development opportunities. Our broad mix of exceptional benefits options is designed to support and protect employees and their families.

At ATS, you will be eligible to participate in a comprehensive benefits package such as healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more at Employee Resources

EQUAL EMPLOYMENT OPPORTUNITY (EEO) STATEMENT

ATS is committed to a program of equal employment opportunity without regard to race, color, ethnicity, national origin, ancestry, citizenship, sex, pregnancy, marital status, sexual orientation, age, religion/creed, hairstyles and hair textures, handicap/disability, genetic information/history, military/veteran status, or any other characteristic or condition protected by applicable law. We support the employment and advancement in employment of individuals with disabilities and of protected veterans, and we treat qualified individuals without discrimination on the basis of their physical or mental disability or veteran status.

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