As a JR Software Quality Assurance (QA) Automation Engineer , you will support the quality assurance of core platform services that enable secure, scalable satellite ground communications and ...
As a JR Software Quality Assurance (QA) Automation Engineer , you will support the quality assurance of core platform services that enable secure, scalable satellite ground communications and ...
Java J2ee Development Lead
Mclean, VA · On-site
Ability to review and comment on Jr Developers design. * 2-3 years of experience in setup of automated Continuous Integration and Continuous Delivery of JEE applications using the listed or ...
Java J2ee Development Lead
Mclean, VA · On-site
Ability to review and comment on Jr Developers design. * 2-3 years of experience in setup of automated Continuous Integration and Continuous Delivery of JEE applications using the listed or ...
Automation Engineer - Jr
Gambrills, MD · On-site
Automation Engineer - Data Centers (SCADA / Ignition / PLC ) We are seeking a Controls / Automation Engineer with hands-on experience in PLC programming, SCADA development, and system integration to ...
Automation Engineer - Jr
Gambrills, MD · On-site
Automation Engineer - Data Centers (SCADA / Ignition / PLC ) We are seeking a Controls / Automation Engineer with hands-on experience in PLC programming, SCADA development, and system integration to ...
As a JR Software Quality Assurance (QA) Automation Engineer , you will support the quality assurance of core platform services that enable secure, scalable satellite ground communications and ...
As a JR Software Quality Assurance (QA) Automation Engineer , you will support the quality assurance of core platform services that enable secure, scalable satellite ground communications and ...
Jr Systems Engineer
Hanover, MD · On-site
We are seeking a Systems Engineer to support the analysis, design, integration, and implementation of mission-critical systems. This position will work closely with users, engineering teams, and ...
Quick apply
Jr Systems Engineer
Hanover, MD · On-site
We are seeking a Systems Engineer to support the analysis, design, integration, and implementation of mission-critical systems. This position will work closely with users, engineering teams, and ...
Jr DevSecOps
Washington, DC · On-site
$75K - $90K/yr
The DevSecOps Engineer builds and operates secure delivery pipelines for the platform using AWS-native tooling. You will implement CI/CD, infrastructure-as-code, and security automation, embedding ...
Jr DevSecOps
Washington, DC · On-site
$75K - $90K/yr
The DevSecOps Engineer builds and operates secure delivery pipelines for the platform using AWS-native tooling. You will implement CI/CD, infrastructure-as-code, and security automation, embedding ...
Automation Engineer - Jr
Gambrills, MD · On-site
$80K - $110K/yr
Automation Engineer - Data Centers (SCADA / Ignition / PLC ) We are seeking a Controls / Automation Engineer with hands-on experience in PLC programming, SCADA development, and system integration to ...
Automation Engineer - Jr
Gambrills, MD · On-site
$80K - $110K/yr
Automation Engineer - Data Centers (SCADA / Ignition / PLC ) We are seeking a Controls / Automation Engineer with hands-on experience in PLC programming, SCADA development, and system integration to ...
CNO Web Developer
Annapolis Junction, MD · On-site
... JR LCAT: Bachelor's degree in a technical field (e.g., Computer Science, Computer Engineering, or similar) and 4 years of software engineering experience (OR) High School diploma and minimum of 8 ...
CNO Web Developer
Annapolis Junction, MD · On-site
... JR LCAT: Bachelor's degree in a technical field (e.g., Computer Science, Computer Engineering, or similar) and 4 years of software engineering experience (OR) High School diploma and minimum of 8 ...
Automation Engineer - Jr
Gambrills, MD · On-site
$80K - $110K/yr
Automation Engineer - Data Centers (SCADA / Ignition / PLC ) We are seeking a Controls / Automation Engineer with hands-on experience in PLC programming, SCADA development, and system integration to ...
Quick apply
Automation Engineer - Jr
Gambrills, MD · On-site
$80K - $110K/yr
Automation Engineer - Data Centers (SCADA / Ignition / PLC ) We are seeking a Controls / Automation Engineer with hands-on experience in PLC programming, SCADA development, and system integration to ...
Jr DevSecOps
Washington, DC · On-site
$75 - $90/hr
The DevSecOps Engineer builds and operates secure delivery pipelines for the platform using AWS-native tooling. You will implement CI/CD, infrastructure-as-code, and security automation, embedding ...
Jr DevSecOps
Washington, DC · On-site
$75 - $90/hr
The DevSecOps Engineer builds and operates secure delivery pipelines for the platform using AWS-native tooling. You will implement CI/CD, infrastructure-as-code, and security automation, embedding ...
Jr Infrastructure Engineer
Fort George G Meade, MD · On-site
$119K - $157K/yr
Job Title: IT Infrastructure Engineer - Junior Job Summary: This position may support on-site or, hybrid operations depending on contract requirements. Occasional after-hours support may be required ...
Jr Infrastructure Engineer
Fort George G Meade, MD · On-site
$119K - $157K/yr
Job Title: IT Infrastructure Engineer - Junior Job Summary: This position may support on-site or, hybrid operations depending on contract requirements. Occasional after-hours support may be required ...
Jr Software Engineer
Columbia, MD · On-site
In this role, you'll work at the intersection of software engineering, reverse engineering, vulnerability research, and cloud technologies. You'll analyze complex software systems, identify critical ...
Quick apply
Jr Software Engineer
Columbia, MD · On-site
In this role, you'll work at the intersection of software engineering, reverse engineering, vulnerability research, and cloud technologies. You'll analyze complex software systems, identify critical ...
Jr Infrastructure Engineer
Fort George G Meade, MD · On-site
$119K - $157K/yr
Job Title: IT Infrastructure Engineer - Junior Job Summary: This position may support on-site or, hybrid operations depending on contract requirements. Occasional after-hours support may be required ...
Quick apply
Jr Infrastructure Engineer
Fort George G Meade, MD · On-site
$119K - $157K/yr
Job Title: IT Infrastructure Engineer - Junior Job Summary: This position may support on-site or, hybrid operations depending on contract requirements. Occasional after-hours support may be required ...
Jr Cyber Penetration Tester
Arlington, VA · On-site
$66K - $106K/yr
Responsibilities Peraton is currently seeking a Jr Cyber Penetration Tester to become part of our ... This Federal Strategic Cyber program encompasses technical, engineering, data analytics ...
Jr Cyber Penetration Tester
Arlington, VA · On-site
$66K - $106K/yr
Responsibilities Peraton is currently seeking a Jr Cyber Penetration Tester to become part of our ... This Federal Strategic Cyber program encompasses technical, engineering, data analytics ...
Jr Software Engineer / Software Developer I
Washington, DC · On-site
$300K/yr
Willingness to learn new frameworks and programming languages * Assist with on-site support and deployments * Develop for and support Low-Code No-Code application projects Requirements Requirements
Jr Software Engineer / Software Developer I
Washington, DC · On-site
$300K/yr
Willingness to learn new frameworks and programming languages * Assist with on-site support and deployments * Develop for and support Low-Code No-Code application projects Requirements Requirements
Jr Software Engineer / Software Developer I
Washington, DC · On-site
$90 - $130/hr
Willingness to learn new frameworks and programming languages * Assist with on-site support and deployments * Develop for and support Low-Code No-Code application projects Requirements * Proficiency ...
Jr Software Engineer / Software Developer I
Washington, DC · On-site
$90 - $130/hr
Willingness to learn new frameworks and programming languages * Assist with on-site support and deployments * Develop for and support Low-Code No-Code application projects Requirements * Proficiency ...
Jr Infrastructure Engineer
Fort George G Meade, MD · On-site
$119K - $157K/yr
Job Title: IT Infrastructure Engineer - Junior Job Summary: This position may support on-site or, hybrid operations depending on contract requirements. Occasional after-hours support may be required ...
Jr Infrastructure Engineer
Fort George G Meade, MD · On-site
$119K - $157K/yr
Job Title: IT Infrastructure Engineer - Junior Job Summary: This position may support on-site or, hybrid operations depending on contract requirements. Occasional after-hours support may be required ...
Jr DevSecOps
Washington, DC · On-site
The DevSecOps Engineer builds and operates secure delivery pipelines for the platform using AWS-native tooling. You will implement CI/CD, infrastructure-as-code, and security automation, embedding ...
Quick apply
Jr DevSecOps
Washington, DC · On-site
The DevSecOps Engineer builds and operates secure delivery pipelines for the platform using AWS-native tooling. You will implement CI/CD, infrastructure-as-code, and security automation, embedding ...
Software Developer with Security Clearance
Herndon, VA · On-site
$120K - $250K/yr
Software Developers & Engineers (Jr, Mid, Sr) Location: Herndon, VA Work Type: Onsite Remote Work: No Gridiron is looking for a numerous highly skilled Junior, Mid, and Sr level Software Developers ...
Software Developer with Security Clearance
Herndon, VA · On-site
$120K - $250K/yr
Software Developers & Engineers (Jr, Mid, Sr) Location: Herndon, VA Work Type: Onsite Remote Work: No Gridiron is looking for a numerous highly skilled Junior, Mid, and Sr level Software Developers ...
Junior .Net Developer and IT Operations
Washington, DC · On-site
$75K - $98K/yr
CONTRACT POSITION - 11 Weeks with possible extension thru 1 year Jr .NET Developer & IT Operations Engineer will assist in the maintenance and ongoing operations of a mission-critical web based ...
Junior .Net Developer and IT Operations
Washington, DC · On-site
$75K - $98K/yr
CONTRACT POSITION - 11 Weeks with possible extension thru 1 year Jr .NET Developer & IT Operations Engineer will assist in the maintenance and ongoing operations of a mission-critical web based ...
Jr Developer information
See Olney, MD salary details
$24.6K - $35.1K
1% of jobs
$35.1K - $45.7K
2% of jobs
$45.7K - $56.2K
6% of jobs
$56.2K - $66.8K
14% of jobs
$67.4K is the 25th percentile. Wages below this are outliers.
$66.8K - $77.4K
34% of jobs
$85.6K is the 75th percentile. Wages above this are outliers.
$77.4K - $87.9K
23% of jobs
$87.9K - $98.5K
5% of jobs
$98.5K - $109.1K
6% of jobs
$109.1K - $119.6K
4% of jobs
$119.6K - $130.2K
3% of jobs
$130.2K - $140.7K
1% of jobs
$24.6K
$91.1K
$140.7K
How much do jr developer jobs pay per year?
What is a jr developer?
What are the key skills and qualifications needed to thrive as a jr developer?
What are some common challenges a jr developer might face when joining a new team, and how can they overcome them?
What is the difference between Jr Developer vs Junior Software Engineer?
| Aspect | Jr Developer | Junior Software Engineer |
|---|---|---|
| Required Credentials | Typically an associate degree or coding bootcamp certification | Usually a bachelor's degree in computer science or related field |
| Work Environment | Entry-level, supervised tasks, learning-focused | Similar entry-level environment, often with more complex project involvement |
| Employer & Industry Usage | Common in tech companies, startups, and IT departments | Used interchangeably in many companies, especially in software development teams |
| Search & Comparison Intent | Yes, often compared for entry-level roles | Yes, often searched as a more formal or technical title |
While both roles are entry-level software development positions, a Jr Developer often emphasizes basic coding tasks and learning, whereas a Junior Software Engineer may involve more structured engineering responsibilities. The titles are frequently used interchangeably, but understanding the specific job description can clarify expectations.
How hard is it to get a junior developer job?
How to get hired as a junior developer?
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The top searched job categories for Jr Developer jobs in Olney, MD are:
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Cities near Olney, MD with the most Jr Developer job openings:

Full-time
PTO
Posted 24 days ago
Peraton rating
8.3
Based on 56 frontline employees who took The Breakroom Quiz
52nd of 225 rated it services
Job description
Peraton is delivering advanced mission planning, digital engineering, and commandandcontrol capabilities supporting the U.S. Government's space communications enterprise. Our team uses modern MBSE practices to translate mission needs into precise, traceable, and verifiable technical requirements across a complex, multisystem environment.
As a JR Software Quality Assurance (QA) Automation Engineer, you will support the quality assurance of core platform services that enable secure, scalable satellite ground communications and datatransport capabilities. You will help design and maintain automated test suites, validate web interfaces and microservices, and contribute to testing practices that ensure reliable performance for U.S. Government systems. In this role, you will work closely with experienced engineers, learn programspecific testing frameworks and tools, and assist in developing test solutions that align with system requirements, mission objectives, and established program standards. This position may be supported from any of the following locations: Colorado Springs, CO; Arlington, VA; or Seal Beach, CA.What You'll Do
- Assist in designing, building, and maintaining automated test suites using Cypress (JavaScript/TypeScript) to validate web interfaces, microservices/APIs, and systemlevel workflows.
- Support the execution of regression and functional automated tests to ensure highquality software releases. Help track and document defects in tools such as Jira.
- Learn to work with test control databases (Postgres, MySQL) by preparing, updating, and validating test data used for unit and integration testing.
- Perform basic system analysis in Linux environments-navigating file systems, inspecting logs, and running scripts-with guidance from senior engineers.
- Participate in requirement reviews, sprint planning, and team discussions to ensure system testability and early identification of potential issues.
- Assist with integrating automated tests into CI/CD pipelines (e.g., Jenkins, GitLab CI) and gain exposure to AWS cloud and containerized environments.
- Collaborate closely with developers, system engineers, and testers to understand system behavior and improve test coverage.
- Support test execution during formal testing events and help prepare test reports for internal and customer stakeholders.
Required Qualifications:
- Associates degree and 4+ years of experience; OR bachelor's degree and 2+ years of experience. Additional four (4) years of relevant experience will be considered in lieu of a degree.
- Approximately 2 years of handson experience in software testing or automation within Agile or iterative development environments.
- This position requires the candidate possess a minimum of Secret clearance with ability to upgrade to TS/SCI. The candidate must maintain the clearance
- Foundational experience creating or maintaining automated tests using Cypress and JavaScript/TypeScript.
- Basic understanding of REST API testing.
- Experience working in Linux environments (commandline navigation, reading logs, running scripts).
- Familiarity with relational databases such as Postgres or MySQL.
- Exposure to CI/CD tools (Jenkins, GitLab CI), version control (Git), and issuetracking systems like Jira.
- Some handson experience with automation or test frameworks such as Cypress, Playwright, PyTest, or JUnit.
- Ability to work collaboratively in multidisciplinary engineering teams and follow established testing processes.
Desired Qualifications:
- Bachelor's degree in Computer Science, Software Engineering, or a related field
- Experience testing microservices architectures or containerized applications (Docker).
- Familiarity with cloud environments such as AWS (e.g., S3, Amazon RDS).
- Exposure to scripting languages such as Python or Bash.
- Experience supporting integration, interface, or systemlevel testing events.
- CompTIA Security+ or another DoD 8570/IAT certification.
- Interest in growing toward advanced automation, test leadership, or SAFe/Agile certification.
Benefits:
Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan
Peraton OverviewPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.
Target Salary Range$86,000 - $138,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.EEOEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.Employment Type: FULL_TIMEAbout Peraton
Sourced by ZipRecruiter
At Peraton, we re at the forefront of delivering the next big thing every day. We re the partner of choice to help solve some of the world s most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.
Industry
It services
Company size
10,000+ Employees
Headquarters location
Herndon, VA, US
Year founded
2017