Junior Full Stack Software Engineer (Aws Certification Required) Visionist, Inc.Junior Full Stack Software Engineer (Aws Certification Required)Laurel, MD$115,000–$159,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. The analytics developed and deployed in these ecosystems are critical to ensuring that the data flowing through the agency can be leveraged by analysts to perform mission critical reporting and decision making.
Principal Software Engineer CarfaxPrincipal Software EngineerCentreville, VirginiaThe expert in vehicle history since 1984, CARFAX provides exclusive services like CARFAX Used Car Listings, CARFAX Car Care, CARFAX History-Based Value and the flagship CARFAX® Vehicle History Report to consumers and the automotive industry. CARFAX , part of S&P Global Mobility, helps millions of people every day confidently shop, buy, service and sell used cars with innovative solutions powered by CARFAX vehicle history information.
NewSoftware Engineer (Devops Focused) Visionist, Inc.Software Engineer (Devops Focused)Columbia, MD$115,000–$155,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. The analytics developed and deployed in these ecosystems are critical to ensuring that the data flowing through the agency can be leveraged by analysts to perform mission critical reporting and decision making.
Software Engineer 1 T-Rex Solutions LLCSoftware Engineer 1Fort Meade, MD$130,000–$150,000 / yearResponsibilities: • Java Application (no front end necessary) • Agile • Ability to multitask and pivot to different tasks quickly • Experience with Atlassian tools, Git • Experience with IntelliJ or Eclipse IDE • Kubernetes • JMX Messaging (ActiveMQ, RabbitMQ, etc) (desired skill for SWE1). T-Rex considers factors such as (but not limited to) scope and responsibilities of the position, candidates work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer.
Software Engineer - Team Lead (Active Secret Clearance) NANA Regional Corporation IncSoftware Engineer - Team Lead (Active Secret Clearance)Alexandria, VA$140,000–$145,000 / yearSupport the design, development, modernization, and sustainment of secure applications across DoD OIG's hybrid IT environments, including implementing cloud-native and cloud-agnostic solutions, supporting application re-hosting, re-factoring, and re-architecting efforts as part of cloud migration and modernization initiatives. Software Development work to include: Full-Stack Application Development: Architect, develop, and maintain secure, high-performance web applications and microservices using a diverse stack of modern and legacy frameworks.
Senior Lead Software Engineer, DevOps Capital One Financial CorpSenior Lead Software Engineer, DevOpsMcLean, VA$229,900–$262,400 / yearShare your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community, and from time to time, be asked to code or evaluate code. What You'll Do: Lead a portfolio of diverse technology projects and a team of developers with deep experience in machine learning, distributed microservices, and full stack systems to create solutions that help meet regulatory needs for the company.
DevOps Software Engineer - TS/SCI SunayuDevOps Software Engineer - TS/SCIBethesda, MDYou also meet the following qualifications: Bachelor's degree in Engineering, Computer Science, Systems Engineering, or related field (or equivalent experience) with 8+ years of relevant experience; 6+ years with a Master's Active TS/SCI clearance and ability to obtain/maintain a TS/SCI with Polygraph Strong Linux proficiency Hands‑on experience with containers and Kubernetes Experience with CI/CD orchestration and GitLab Familiarity with Elasticsearch, Logstash, and Kibana Demonstrated success working in cross‑functional engineering environments. Bonus PointsYou'll stand out even more if you bring: Experience operating systems at scale Knowledge of Agile methodologies Development experience (Bash, PowerShell, SALT, Python, Groovy, Java, etc.) Experience supporting enterprise or production systems Familiarity with: Kafka or other messaging systems (AMQP, JMS) Kubernetes monitoring tools (Prometheus, Grafana) GPU‑based Kubernetes SALT for deployment automation Helm / Helmfile Nexus.
Software Engineer ConsultNetSoftware EngineerRockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. We are seeking a Full-Stack Software Engineer to build production-grade web applications, automation, and developer tooling that improve the software development lifecycle.
Software Engineer NT ConceptsSoftware EngineerVienna, VAWe deliver end-to-end data and technology solutions that advance the modernization, transformation, and automation of the national security mission—solutions with real impact developed in a strong engineering culture that encourages technical growth, leadership, and creative “big idea” problem-solving. We follow SAFe agile practices, embrace the Ops ethos (DataOps/DevSecOps/MLOps) to “automate-first”, use modern tech stacks, and constantly challenge each other to grow and improve.
Full Stack Developer, Software Engineer - Principal I (CLAW1) Nightwing Intelligence SolutionsFull Stack Developer, Software Engineer - Principal I (CLAW1)Sterling, VirginiaExperience with Amazon CloudWatch, Amazon Elastic Block Storage, Amazon EC2 Image Builder, Amazon Elastic Cloud Registry, Amazon Elastic Container Service, Amazon Event Bridge, AWS Config, AWS Identity and Access Management (IAM), and AWS Secrets Manager. Nightwing is supporting a U.S. Government customer on a large mission critical development and sustainment program to sustain and operate a network operations environment, including introducing new cyber capabilities to address emerging threats.
NewProject Engineer Keller North America, Inc.Project EngineerOdenton, MDFinancial Management • Analyzes targets and goals, job cost summaries, and other reports.• Creates and obtains approval of the initial budget and subsequent updates/changes.• Reviews weekly job cost summaries and advises the Project Manager.• Collaborates with pre-construction and the project team to manage the job transition process, communicate project requirements, and develop the initial procurement plans and budgets.• Background Requirements (Knowledge, Skills, Experience) • Bachelor’s degree in Civil Engineering or Construction Management with a minimum of 2 years industry experience or 4 years of industry-related experience.• Excellent computer, written and verbal communication skills necessary.•
Junior Software Engineer (SWE-2) Leidos Holdings IncJunior Software Engineer (SWE-2)MD$69,550–$125,725 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Cyber Software Engineer Nightwing Intelligence SolutionsCyber Software EngineerSterling, Virginia$64,000–$128,000 / yearExperience with two or more of the following: Python, JSON, Data Analytics, MongoDB, MinIO, Ansible, Vue.js, React, HTML, Kubernetes, Docker, Podman, Openshift, AWS, View Jazz Framework, Process Automation, Terraform, CI/CD knowledge. Nightwing is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution.
Re-Platforming Software Engineer Science Applications International CorpRe-Platforming Software EngineerArlington, VA$120,001–$160,000 / yearHelp refactor monoliths, build secure REST APIs and microservices, and implement event-driven integrations while leveraging Oracle Cloud Infrastructure (OCI) and learning best practices in cloud-native development and DevOps. Contribute to pipelines (Azure DevOps, GitHub Actions, or OCI DevOps), containerize apps with Docker, and assist with Kubernetes deployments (including OCI Container Engine for Kubernetes - OKE).
Software Engineer SME SwiftSoftware Engineer SMEHerndon, VirginiaThis role is deeply technical and ideal for someone who thrives in complex distributed environments, understands modern cloud native architectures, and brings strong engineering discipline to largescale systems. You’ll collaborate with developers, data engineers, and platform teams to deliver secure, scalable, and resilient capabilities that enable data science, analytics, and AI/ML workloads.
Principal Software Engineer With 25K Sign On Bonus Leidos Holdings Inc.Principal Software Engineer With 25K Sign On BonusAnnapolis Junction, MD$154,050–$278,475 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Software Engineer - Java/Python Tria FederalSoftware Engineer - Java/PythonWoodlawn, MDWe're seeking a Software Engineer - Java/Python developer will be responsible for developing, testing and maintaining a complex distributed processing application utilizing python and Java. What defines the Tria brand is more than just our dedication to excellence in our craft; it's our incredible team of dedicated, talented, and passionate people that make Tria so exceptional.
Software Engineer (Backend Focus) Set of XSoftware Engineer (Backend Focus)Annapolis Junction, MDFull timeYou will act as backend developer supporting a large-scale innovative project that involves the design, implementation, deployment, and high-performance tuning of large datasets in graph databases to provide unique and powerful visualizations for customer mission impact. With a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership.
Principal Software Engineer with 25K sign on bonus Leidos Holdings IncPrincipal Software Engineer with 25K sign on bonusAnnapolis Junction, MD$154,050–$278,475 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Software Engineer, Agent Platform ANDURIL INDUSTRIESSoftware Engineer, Agent PlatformWashington, DC$220,000–$292,000 / yearExperience designing agent evaluation paradigms, including trajectory evaluations, LLM-as-judge workflows, task-success metrics, tool-call correctness checks, rubric-based qualitative grading, adversarial scenario testing, regression eval suites, and human-in-the-loop review. Design tooling that supports modern agent patterns, including structured tool calling, filesystem-using agents, memory and retrieval, planning loops, subagents, agent graphs, and human-in-the-loop workflows.