Software Engineer - multiple levels - FULLY CLEARED with POLYGRAPH REQUIRED
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Before you apply
LocationAnnapolis Junction, MD
Work modeon-site
SeniorityMid
Experience4+ yrs
DepartmentSoftware Development, DEV01 - Securing Infrastructures
Company size501–1,000 people
PostedFeb 17, 2026 · 8mo ago
Verified live3d ago
May no longer be actively hiring
Posted by the company on Feb 17, 202649% of this company's open roles have been listed for 90+ days
At a glanceSummarised by Seekless from the posting.
Must have TS/SCI clearance w/ active polygraph (CI or FS)
At least four (04) years of direct/relevant experience
Bachelor's degree in engineering or related discipline
Five (05) years of additional relevant experience may be substituted for a bachelor's degree
Must have demonstrated in-depth experience with Java
Must have experience or familiarity with multiple Java frameworks: Spring, JEE, Jackson, Jersey, Swing, JavaFX
Must have experience or familiarity with multiple of: JavaScript, Python, C/C++, Groovy, SQL
Must have experience with development IDEs such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm
Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server
Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT
Must have experience with software source control and configuration management tools
Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures)
Must have experience developing on Windows, and/or Linux operating systems
Must have documented professional experience with web services
Must have a strong understanding of sound software development principles and practices
Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing
Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment
Experience with Java Enterprise Edition (JEE), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting
Experience or familiarity with multiple: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift)
Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery
Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, UFT, Selenium, FITNesse
Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus
Experience with high level requirements management including requirements decomposition, secure systems engineering, trade-off analysis, interface control, testing, continuous integration
Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, TDD, Refactoring, ATDD
Experience with Behavior Driven Development (BDD)
Secure Software development (i.e., Layer 7 Policy)
Experience with Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team
Must be a US Citizen
Skills
Java
Python
C/C++
JavaScript
Angular
HTML
CSS
XML
Oracle
MongoDB
SQL
Spring
JEE
Eclipse
Visual Studio Code
Visual Studio
Rhapsody
WebStorm
PostgreSQL
SQL Server
JSON
XSLT
Windows
Linux
web services
REST
YAML
Docker
Podman
Kubernetes
OpenShift
JUnit
Mockito
Selenium
Maven
Jenkins
Nexus
Tomcat
WebLogic
JBoss
Bootstrap
JQuery
Agile
Scrum
SAFe
Benefits
Health insurance
Dental insurance
Vision insurance
Life insurance
Short term disability
Long term disability
401(k)
Training reimbursement
Technology reimbursement
Professional development
Performance recognition
About the role
web application and user interface (UI) development; Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, Java Frameworks, J2E, Python, C++, Oracle, MongoDB, SQL
Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position.
Required:
•
Must be a US Citizen.
•
Must have TS/SCI clearance w/ active polygraph (CI or FS)
•
At least four (04) years of direct/relevant experience
•
Bachelor’s degree in engineering (i.e. Computer, Electrical, Mechanical, Aerospace, etc.) or related discipline from an accredited college or university is required.
•
Five (05) years of additional relevant experience on projects with similar processes may be substituted for a bachelor’s degree.
•
Must have demonstrated in-depth experience with Java.
•
Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.
•
Must have experience or familiarity with multiple of the following languages such as JavaScript, Python, C/C++, Groovy, Structured Query Language (SQL).
•
Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm.
•
Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server.
•
Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT.
•
Must have experience with software source control and configuration management tools.
•
Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures).
•
Must have experience developing on Windows, and/or Linux operating systems.
•
Must have documented professional experience with web services.
•
Must have a strong understanding of sound software development principles and practices.
•
Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing.
•
Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment.
These Qualifications Would be Nice to Have:
•
Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting.
•
Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift).
•
Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery.
•
Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse.
•
Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus.
•
Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, testing and continuous integration.
•
Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD).
•
Experience with Behavior Driven Development (BDD).
•
Secure Software development (i.e., Layer 7 Policy).
•
Experience with Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team.
The benefits package:
• Affordable healthcare options with 80% employer paid premium PLUS a company-funded HSA
• Comprehensive Dental insurance
• Vision with 80% employer paid premium
• Employer paid Life insurance 100%
• Employer paid Short-term and Long-term disability 100%
• Annual training, continued education, and professional memberships reimbursement
• Unlimited access to Red Hat Enterprise Linux and AWS training and accreditation
• Annual reimbursement for technology i.e. phones, computers, printers, etc.
• 401(k) with company match up to 5% with 100% immediate vesting (after 90 days of employment)
The environment and perks:
• Professional development investment and paid time off for training
• Contract and work locations in Maryland, Virginia, Colorado, Texas, Utah, Florida and Hawaii.
• Team building events throughout the year such as Destination Family Events, Holiday Party, Monthly Get-Togethers
• Leadership Team engagement and mentorship
• Performance Recognition Program
• Complimentary branded apparel
Don’t see a job opening that’s the perfect fit? Apply to our General Position to join our talent pool for consideration for future opportunities.
Know someone else who may be a good fit? Refer them through the CTI External Referral Program and you could receive a one-time referral bonus of up to $10,000*! Email [email protected] for more information.*
Legal
Constellation Technologies is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, religion, creed, color, national origin, ancestry, sex (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, medical condition, marital or domestic partner status, sexual orientation, gender, gender identity, gender expression and transgender status, mental disability or physical disability, genetic information, military or veteran status, citizenship, low-income status or any other status or characteristic protected by applicable law. Job applicants can submit questions about CTI’s equal employment opportunity policy to [email protected].
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