Johns Hopkins Applied Physics Lab

Software Engineer (TS/SCI cleared)

Johns Hopkins Applied Physics Lab$100K — $245K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • B.S. in Computer Science/Engineering or related field, minimum 4 years relevant experience
  • Proficient in high-level languages, specifically Java or Python
  • Experienced with modern JavaScript frameworks like Vue.js or ReactJS
  • Skilled in containerization tools such as Docker
  • Comfortable with loosely defined project requirements
  • Ability to identify and develop new software requirements based on customer needs
  • Familiar with relational and/or non-relational databases
  • Strong team collaboration skills
  • Excellent communication abilities.
  • Active TS/SCI security clearance required.

Responsibilities

  • Design and implement software applications in a fast-paced environment
  • Gather requirements by interacting with users to understand their operations
  • Lead design reviews for system design, integration, and testing feedback
  • Document and present ongoing research and development activities
  • Innovate to improve task efficiency and software documentation
  • Build cross-organizational relationships to enhance collaboration

Benefits

  • Health, dental, and vision insurance
  • Retirement plans with company matching
  • Paid time off and holidays
  • Professional development opportunities
  • Flexible work arrangements
Full Job Description
Description

The Threat Analytic Systems (QAI) Group wants talented staff who can work as part of a team to design, implement, test, document, and maintain software applications that provide highly impactful capabilities. You will combine software engineering best practices with the latest software research to build rapid prototypes and then turn them into mature product solutions.

As a Software Engineer you will...
  • Design, implement, test, and deploy software applications in a dynamic, fast-paced environment.
  • Interact with users to understand their operations and gather requirements.
  • Lead design reviews to gather feedback on system design, integration, and testing.
  • Document and present work on current research and development activities.
  • Seek new and innovative ways to improve task efficiency and document software approaches.
  • Establish relationships across organizational boundaries to increase collaboration.


Qualifications

You'll meet our minimum requirements if you have...
  • A B.S. in Computer Science, Computer Engineering or a related field of study, with a minimum of 4 years of relevant work experience
  • Experience with a high level language, including significant experience with Java or Python.
  • Experience with web development using modern JavaScript frameworks (Vue.js, ReactJS, Angular etc.)
  • Experience with containerized software tools, such as Docker.
  • Comfort working with loosely defined or high-level requirements (as opposed to a fully defined project schedule).
  • Ability to creatively contribute towards developing new requirements by identifying customer needs and applying expertise and knowledge of available methods, tools, and concepts to those needs. This experience should include setting requirements, defining architecture, scoping work for and tasking team members.
  • Familiarity with relational databases (Microsoft SQL Server, MySQL, Postgres, SQL etc.) or non-relational databases (MongoDB, CouchDB, HBase etc.)
  • Experience working successfully within a team environment.
  • Excellent written and verbal communication skills.
  • Hold an active TS/SCI security clearance and can ultimately obtain a TS/SCI+poly level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship.

You'll go above and beyond our minimum requirements if you have...
  • A M.S. in Computer Science or Computer Engineering.
  • Experience with relational databases (Microsoft SQL Server, MySQL, Postgres, SQL etc.) and non-relational databases (MongoDB, CouchDB, HBase etc.) in the areas of query optimization, database design, and scalability.
  • Experience with agentic coding tools (e.g., Codex, Claude Code, OpenCode).
  • Experience with cloud-deployment solutions, such as AWS, Azure, or Kubernetes.
  • Experience developing software in AWS ecosystem using AWS services such as S3, EC2, Lambda, etc.
  • Experience in projects with well-defined testing methodologies.
  • Experience with semantic web technologies and ontologies.
  • Expertise with CSS and web design.
  • Experience with DoD and/or IC customers.


Minimum Rate

$100,000 Annually

Maximum Rate

$245,000 Annually

About Johns Hopkins Applied Physics Lab

The Johns Hopkins University Applied Physics Laboratory (APL) is a research and development organization that provides solutions to national security and scientific challenges. The laboratory was founded in 1942 and is located in Laurel, Maryland. APL is a division of the Johns Hopkins University and is a not-for-profit organization. The laboratory has expertise in a variety of areas, including space exploration, national security, and healthcare.
Learn more about Johns Hopkins Applied Physics Lab
Size
7,000 employees
Industry
Founded
1942

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