- Leidos (Manassas, VA)
- …directly redefines naval capabilities. That's the Leidos experience. Position Overview: As a software /system tester , you will work with project management and ... auto testing, unit testing, integration testing, functional testing and bug-tracking systems . * Familiarity in software development lifecycle management (SDLC).… more
- L3Harris (Springfield, VA)
- …cyber domains in the interest of national security. Job Title: Senior Specialist, Systems Engineer - User Acceptance Tester (Active TS/SCI w/CI Poly Required)Job ... Technologies currently has an opening for a Senior Specialist, User Acceptance Tester with expertise in Test and Integration for an important National Security… more
- Koniag Government Services (Chantilly, VA)
- Business Systems Analyst/ Tester (REMOTE) Virtual Req #559 Wednesday, June 11, 2025 **Arlluk Technology Solutions,** a Koniag Government Services company, is ... seeking a Business Analyst/ Tester with a Secret security clearance to support **ATS**...with Public Law 88-352_** **Other details** + Job Family Software and Systems Development + Job Function… more
- CACI International (Chantilly, VA)
- Penetration Tester Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of ... * **The Opportunity:** CACI is seeking a talented Penetration Tester to join our team in Herndon, VA. If...creative ways to break into a range of customer systems and illustrate to stakeholders what could happen if… more
- CACI International (Chantilly, VA)
- Sr. Penetration Tester Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of ... * **The Opportunity:** CACI is seeking a talented Penetration Tester to join our team in Herndon, VA. If...creative ways to break into a range of customer systems and illustrate to stakeholders what could happen if… more
- ManTech International (Reston, VA)
- …assurance/test teams to perform exploratory, performance, and security testing to ensure all systems and software function as intended and meet all compliance ... seeks a motivated, career and customer-oriented Senior Quality Assurance Tester to join our team in the Reston or...on all systems /enhancements and versions/releases to ensure systems and software are functional and compliant,… more
- ManTech (Reston, VA)
- …assurance/test teams to perform exploratory, performance, and security testing to ensure all systems and software function as intended and meet all compliance ... seeks a motivated, career and customer-oriented **Senior Quality Assurance Tester ** to join our team in the **Reston or...on all systems /enhancements and versions/releases to ensure systems and software are functional and compliant,… more
- Steampunk (Mclean, VA)
- …articulate options and recommendations + Leverage virtualization and containerization tooptimizetesting software systems + Work with teams to bring continuous ... Software Testing Qualifications Board (ISTQB) Certification + Certified Manager of Software Testing (CMST) + DHS Trusted Tester Certification (TTv5) +… more
- CGI Technologies and Solutions, Inc. (Fort Belvoir, VA)
- **DAI Testing Specialist/ Tester ** **Category:** Testing/Quality Assurance **Main location:** United States, Virginia, Fort Belvoir **Position ID:** J0525-1472 ... seeking a Testing Specialist to join our team, bringing experience in computer software development and a strong background in software testing, including… more
- ManTech (Herndon, VA)
- …or High School Diploma and 8+ years of experience + Experience as a software engineer, developer, tester or systems engineer or experience managing ... Project Manager on our team, you will be part of a high-performing software development team supporting the planning and execution of full life-cycle solutions. You… more
- Leidos (Alexandria, VA)
- **Description** Leidos has an exciting opportunity for a Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform ... software development lifecycle (SDLC) activities as both an individual...management tools. Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization,… more
- Leidos (Alexandria, VA)
- **Description** Leidos has an exciting opportunity for a Sr. Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform ... software development lifecycle (SDLC) activities as both an individual...tools. + Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization,… more
- Leidos (Alexandria, VA)
- **Description** **Leidos** has a new and exciting opportunity for a Software Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
- Leidos (Alexandria, VA)
- …that incorporate new capabilities into various components of the existing systems ; provide technical leadership for software development activities as ... **Description** Leidos has an exciting opportunity for a Senior Software Engineer to join a high performing agile team...XSLT + Experience developing on Windows, and/or Linux operating systems . + Experience with one or more of the… more
- Leidos (Alexandria, VA)
- **Description** Leidos is looking for a Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a ... continuing to support an on-going mission and operational system. **Job Summary** The Software Engineer will perform software development activities as a member… more
- Leidos (Alexandria, VA)
- **Description** **Leidos** has a new and exciting opportunity for a ** Software Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
- General Dynamics Information Technology (Fort Belvoir, VA)
- …None **Job Family:** Software Development **Skills:** National Security,Red Teaming, Software Systems **Experience:** 5 + years of related experience ... Yes **Job Description:** Deliver simple solutions to complex problems as a Software Developer, Senior at GDIT. Here, you'll tailor cutting-edge solutions to the… more
- KBR (Reston, VA)
- …Ability to work alone or with a team DESIRED QUALIFICATIONS + Experience as Software tester , Quality Assurance Specialist, or DevOps Engineer + Understanding of ... Title: Software Test Engineer Full-time onsite position for a...software testing and quality assurance testing on new systems and enhancements of current IT systems … more
- Science Systems and Applications, Inc. (Lanham, MD)
- …basic security principles. + Experience with basic tools like firewalls, antivirus software , and monitoring systems . + Certifications: + CompTIA Security+ ... Science Systems and Applications, Inc. (SSAI) is seeking candidates...threat detection and response) Specialized Cybersecurity Roles + Penetration Tester : + Offensive Security Certified Professional (OSCP) (Hands-on penetration… more
- General Dynamics Information Technology (Fairfax, VA)
- …PowerApps Developer + SAP Developer + Software Automated Tester + Software Developer + SQL Developer + Systems Analysis + Incident Management Systems ... + Business Analysts + Business Process Analyst + Business Systems Analysts + Architects + Cloud Architect + Compute...Program Manager + Project Manager + Quality Assurance + Software QA Tester + Real Estate and… more