41 system test engineer jobs found

Greenfield Engineering, a Saalex Company is seeking Requirements Systems Engineer (DOORS/Cameo)t in Patuxent River, MD. Saalex Corporation is a professional services company delivering cutting-edge solutions to the Department of War. Our expert-level solutions include software development, information technology, program management, financial management and business intelligence services. Saalex Corporation offers competitive compensation, career development, flexible work schedules and excellent benefits. Position Type: Full-Time Salary: $95k-$140k (depending on experience) Work Location: Onsite. Essential Functions: Manage and maintain requirements in DOORS, ensuring complete traceability across program deliverables Receive, review, and upload requirements, specifications, and technical data into government systems Develop and maintain relationships and traceability between DOORS, ENOVIA, and Cameo Models Support multiple Integrated Product Teams (IPTs),...

Position Title: Senior Wireless / Radio Frequency Engineer Location: Indian Head, Maryland, United States Department: Corporate Work Type: Full time Workplace Type: On-site Description **This position is contingent on contract award** Resource Management Concepts, Inc. (RMC) provides high-quality professional services to government and commercial sectors. Our mission is to deliver exceptional management and technology solutions supporting the protection and preservation of the people and environment of the United States of America. We are seeking a Senior Wireless / Radio Frequency (RF) Engineer to support a Department of the Navy (DoN) customer at Indian Head, MD. The Senior Wireless / RF Engineer will lead the development of innovative wireless and RF technologies that power reliable, secure, and mission-critical communications. Responsibilities: Lead the design, integration, and optimization of wireless and RF communication systems,...

Akumen, Inc Washington, District of Columbia, United States Position Title: Senior Full Stack Developer As a Sr. Azure Full Stack Developer, you will participate in all phases of the software lifecycle with an emphasis on architecture, design, quality, and implementation.This role requires a self-sufficient, analytical developer with great communication skills that is comfortable owning a range of front and back-end initiatives. The candidate will need strong collaboration skills and the ability to work within a group or independently to achieve the goals of the program. Our projects are built around a great user experience, developing custom software that supports business process and workflows, analytical, data management and reporting capabilities for our customers.   All applicants must live in DC/MD/VA and be able to work onsite in Washington, DC.   Responsibilities:  Design, configure, and implement environments for applications, engineer suitable...

Yahoo Mail is the ultimate consumer inbox with hundreds of millions of users. It's the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever. A little about us: The client experiences team develops products for Yahoo Mail on Android, iOS, and Web used by over 220 million users across 40 countries and 70 languages. Yahoo Mail continues to be one of the largest and most recognizable email services in the world. Delivering over 4.5B emails daily, and with consistently top-rated mobile apps, Yahoo Mail is a critical pillar in the company's long-term growth strategy. You will join a team of engineers who strive to deliver our users the best consumer mail experience and are willing to meticulously refine the details to achieve this goal. A lot about you: We are seeking a Principal Software Web Engineer who will lead the...

Greenfield Engineering, a Saalex Company is seeking a Senior Mission Planning Engineer in Patuxent River, MD. The Senior Mission Planning Engineer leads the integration, certification, sustainment, and operational support of mission planning systems across Naval Aviation platforms. The incumbent serves as a technical authority, providing guidance on system integration, software evaluation, certification efforts, and mission planning operations to ensure safe and effective mission execution. Position Type: Full-Time Salary: $150-$175k annually (depending on experience) Work Location: Hybrid remote/in-office. (see onsite requirements below) **On-site Requirements: This position requires the ability to work onsite at Patuxent River, MD 60%+ of the time. Essential Functions: Mission Planning Systems Engineering Leadership Lead integration, sustainment, and evaluation of mission planning systems across multiple platforms Oversee lifecycle support from...

Position Title: Senior Linux Engineer Location: Bethesda, United States Department: Information Technology Work Type: Full time Workplace Type: On-site Description Resource Management Concepts, Inc. (RMC) delivers premier professional services to both government and commercial clients. We are committed to providing innovative management and technology solutions that help protect and preserve the people and environment of the United States. We are on the lookout for a skilled Senior Linux Engineer to join our dynamic team in support of our Navy clients in Bethesda, Maryland. The successful candidate will play a pivotal role in ensuring the stability and security of our systems while implementing innovative solutions. This position is located 100% on-site. Key Responsibilities Automation & AAP Management: Platform Architecture: Deploy, upgrade, and maintain the Red Hat Ansible Automation Platform (AAP) 2.x infrastructure, including...

Application Developer w/Top Secret Clearance A3 Consulting is seeking a seasoned Full Stack Application Developer to join a mission-critical team and play a key role in the full lifecycle management and modernization of critical defense-based systems. The role requires a hands-on builder responsible for turning mission requirements into a highly available, secure, and scalable custom application deployed across DoD Impact Level 5 (IL5), IL6, and JWICS environments. If you'd enjoy an opportunity to use your deep custom software development expertise to engineer vital API integrations and capabilities that directly protect the defense industrial base (DIB), this role is for you! In this Job You Will : Design, develop, and maintain custom web application workflows and case management capabilities to support DCSA's Foreign Ownership, Control, or Influence (FOCI) Risk Management, Continuous Vetting for Facilities (CV-F), and National Industrial Security Program (NISP)...

Full Stack Software Engineer w/Top Secret Clearance A3 Consulting is seeking a seasoned Full Stack Software Engineer to join a mission-critical team and play a key role in the full lifecycle management and modernization of the applications for our Defense-based customer. If you enjoy building a "single pane of glass" platform, creating a Common Operating Picture of Risk (CoPR) by consolidating legacy systems into a modern, enterprise-level case management and workflow solution. This opportunity is for you! In this Job You Will : Function as a hands-on builder responsible for turning mission requirements into a highly available, secure, and scalable custom application deployed across DoD Impact Level 5 (IL5), IL6, and JWICS environments. Design, develop, and maintain custom web application workflows and case management capabilities to support DCSA's Foreign Ownership, Control, or Influence (FOCI) Risk Management, Continuous Vetting for Facilities (CV-F), and National...

QA/Test Automation Engineer w/Top Secret Clearance A3 Consulting is seeking a highly technical and meticulous QA/Test Automation Engineer to become the guardian of quality for the Defense-based modernization program. Your mission is to ensure the applications are reliable, performant, and bug-free across all security domains. If you enjoy designing and executing a comprehensive testing strategy, enforcing strict Acceptable Quality Levels (AQLs) and ensuring that every feature directly supports the defense industrial base (DIB) mission, this role is for you! In this Job You Will : Own the testing process from start to finish within our Agile software factory ecosystem. Test Strategy & Automation Engineering Design, develop, and maintain a comprehensive test automation framework integrated directly into the CI/CD pipeline. Ensure all newly developed software code achieves a minimum of 80% automated test coverage. Develop and execute automated regression testing...

It takes powerful technology to connect our brands and partners with an audience of hundreds of millions of people. Whether you're looking to write mobile app code, engineer the servers behind our massive ad tech stacks, or develop algorithms to help us process trillions of data points a day, what you do here will have a huge impact on our business-and the world. A Little About Us Our Tooling and Reliability Platforms team operates as a foundational pillar of the Central Technology Organization. We provide the "paved road" for Yahoo's diverse verticals, enabling them to ship world-class products at a global scale. Our mission is to build the modern, secure, and highly efficient platforms that power all of Yahoo's brands, with a relentless focus on Engineered Resilience. A Lot About You The Tooling and Reliability team is looking for a Software Dev Engineer I (IC2) focused on building and maintaining the vital services that support our primary incident management...

Yahoo Mail is the ultimate consumer inbox with hundreds of millions of users. It's the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever. A Little About Us Yahoo Mail serves over 220M users globally and operates at massive scale-billions of inbound connections and trillions of messages. Our vision is to be the best consumer inbox that helps users run the business of their lives. The Mail Intelligence AI/ML Platform powers intelligent capabilities across Yahoo Mail and the broader Yahoo ecosystem. We build systems that extract meaning from unstructured content, understand user context and intent, and deeply personalize user journeys at scale. We are evolving beyond traditional ML into agentic, assistive, and proactive intelligence -systems that don't just classify or recommend, but reason, act, orchestrate workflows,...

Sr. Project Manager US-MD-Bethesda Job ID: 2026-4423 Type: Regular Full-Time # of Openings: 1 Category: Mythics Consulting Bethesda, MD Overview As a federal government contractor and a recipient of federal funding, Mythics and Emergent is required to abide by the Drug-Free Workplace Act, which requires Mythics and Emergent to provide a drug-free workplace, among other obligations. As part of this effort, Mythics and Emergent requires pre-employment drug tests for all candidates for employment. Please note that marijuana (including medical marijuana) is designated as a controlled substance under federal law and will be screened for in the drug test. Why work at Mythics? Because at Mythics, YOU count! At Mythics, our Corporate Values are at the foundation of everything we do. Our values, Respect – Empathy – Excellence – Fun (REEF), have created an environment that fosters creative thinking, respects your contributions, and accepts nothing less than...

Yahoo Mail is the ultimate consumer inbox with hundreds of millions of users. It's the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever. About the Role We are seeking a Head of Design (Senior Director) to lead Yahoo Mail's global design organization. In this role, you will own the end-to-end design vision, architectural strategy, and system optimization across Mail's entire product surface. You will lead an integrated team of approximately 20 designers-including design managers-embedded across cross-functional squads spanning Revenue & Growth, Core Experience, and Utilities (Calendar, Planner, and more). You will operate as a strategic peer and equal partner alongside Product, Engineering, and Analytics leadership. You will champion an environment that treats AI as a fundamental layer for product innovation and...

Yahoo Mail is the ultimate consumer inbox with hundreds of millions of users. It's the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever. A little about YAHOO! Yahoo, with a strong foundation of 900 million users monthly, is in the midst of a renaissance; backed by substantial investment to drive meaningful, long-term growth, led by great products. Are you up for the challenge of writing a chapter on one of the biggest consumer product success stories in history? This won't be easy, but if you're motivated by huge opportunities, backed by an organization that is ready to invest in bold initiatives, and can't wait to start building, Yahoo is the place for you. A little about US Yahoo is composed of organizations, each led by a GM, driving key product lines. This role is within the Yahoo Mail group, which includes its...

Position Title: Senior Software Engineer Location: Indian Head, Maryland, United States Department: Corporate Work Type: Full time Workplace Type: On-site Description Description **This position is contingent on contract award** Resource Management Concepts, Inc. (RMC) provides high-quality professional services to government and commercial sectors. Our mission is to deliver exceptional management and technology solutions supporting the protection and preservation of the people and environment of the United States of America. We are seeking a Senior Software Engineer to support a Department of the Navy (DoN) customer at Indian Head, MD. The Senior Software Engineer will serve as a team lead, overseeing software engineering efforts across multiple departments or locations. Responsibilities: Lead the design, development, and modernization of enterprise software solutions, ensuring systems are scalable, secure, reliable, and aligned...

Yahoo Mail is the ultimate consumer inbox with hundreds of millions of users. It's the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever. A Little About Us The client experiences team develops products for Yahoo Mail on Android, iOS, and Web used by over 220 million users across 40 countries and 70 languages. Yahoo Mail continues to be one of the largest and most recognizable email services in the world. Delivering over 4.5B emails daily, and with consistently top-rated mobile apps, Yahoo Mail is a critical pillar in the company's long-term growth strategy. You will join a team of engineers who strive to deliver our users the best consumer mail experience and are willing to meticulously refine the details to achieve this goal. Responsibilities: Responsible for the definition, design, development and timely...

Yahoo serves as a trusted guide for hundreds of millions of people globally, helping them achieve their goals online through our portfolio of iconic products. For advertisers, Yahoo Advertising offers omnichannel solutions and powerful data to engage with our brands and deliver results. A Little About Us Yahoo Search powers experiences used by millions of users globally every day. Our Search Platform team builds and operates critical infrastructure that powers Search reliability, scalability, security, and operational efficiency across the Search ecosystem. We are a small but highly impactful engineering team responsible for foundational systems across the Search stack, including Search edge infrastructure, middleware orchestration systems, configuration management platforms, and internal operational tooling. Our systems run on AWS cloud infrastructure with Kubernetes-based deployments, requiring strong focus on distributed systems engineering, operational excellence,...

Yahoo serves as a trusted guide for hundreds of millions of people globally, helping them achieve their goals online through our portfolio of iconic products. For advertisers, Yahoo Advertising offers omnichannel solutions and powerful data to engage with our brands and deliver results. About the Team Our platform is the foundational identity and data layer for 900M+ monthly active users, serving 2.5B+ profiles at massive scale. We are building a predictive, identity-centric insights engine-ensuring our audience is understood with precision to deliver hyper-personalized experiences and advertising solutions across all our digital properties. Our mission centers on first-party data strategy: capturing, enriching, and activating audience signals to build a 360-degree view of every user. We operate under a Privacy-by-Design philosophy, adhering to global regulations (GDPR, CCPA) and industry security standards, while leveraging a cloud-native stack across GCP (BigQuery, Spanner,...

Yahoo serves as a trusted guide for hundreds of millions of people globally, helping them achieve their goals online through our portfolio of iconic products. For advertisers, Yahoo Advertising offers omnichannel solutions and powerful data to engage with our brands and deliver results. A Little About Us Yahoo is a global media and tech company that connects people to their passions. We reach nearly 900 million people worldwide, bringing them closer to what they love-from finance and sports, to shopping, gaming and news-with the trusted products, content and tech that fuel their day. The Media Platform team supports all Yahoo verticals in developing and delivering the best products to our customers globally with the highest standards. The Media Platform team is focused on enabling the company to build world-class products by creating and supporting services leveraged by multiple verticals. Our team operates with tenets that emphasize building a modern competitive platform...

Yahoo Mail is the ultimate consumer inbox with hundreds of millions of users. It's the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever. A little About Us: The Mail Intelligence platform is responsible for building the next generation platforms and services enabling Yahoo to deliver deeply personalized content to the hundreds of millions of users wherever they are and whatever mode of consumption they are using. We process billions of messages and data at the petabyte scale. With the help of cutting-edge algorithms we extract information, build knowledge, and interconnect information between different sources to power both user experience and revenue optimization. Building this knowledge provides many challenges in the areas of machine learning techniques and big data processing in order of petabytes. The platform plays...