54 security support technician jobs found

Description The Leidos Defense Sector currently has an opening for a Lead Software Engineer to support advanced image analysis and mission software development efforts within our Space Vehicle Agile Release Train environment. This is a unique opportunity to serve as the primary technical liaison for our Space Vehicle software repository and architecture, supporting multiple Agile teams contributing to a complex image analysis system. In this role, you will work closely with scientists, software engineers, and integration teams to ensure software development aligns with established architecture standards, Agile processes, and mission objectives. The selected candidate will help modernize and sustain critical capabilities while mentoring teams in software engineering best practices, code quality, and CI/CD processes. The ideal candidate will bring strong technical leadership, experience working across multi-disciplinary teams, and the ability to guide software...

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Principal Software Engineer About Mastercard Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

Junior Software Engineer - Web Applications (Active Secret Clearance Required) Location: Northern Virginia (Hybrid / Onsite as Required) Clearance: Active DoD Secret (Required) Role Overview We are seeking a Software Engineer with 1-3 years of experience to support and troubleshoot mission-critical web applications in a secure, government environment. This role is ideal for an early-career engineer who is eager to learn, enjoys solving complex problems, and wants to be challenged in a collaborative, fast-paced technical setting. In this role, you will work alongside experienced engineers to support production web applications, investigate application issues, assist with root-cause analysis, and help automate solutions that improve system reliability and performance. This is not a hardware or lab-based role-the focus is on software, automation, and application-level troubleshooting. An active Secret clearance is required to support classified systems. ?Key...

Overview This role will function as a Senior Principal Engineer for Azure Data as a Service (DaaS) and Azure AI Infrastructure team. The position is responsible for researching, evaluating, designing, implementing, and maintaining enterprise Azure Data and AI platform solutions that are secure, scalable, resilient, and cost-optimized. This role requires deep and broad engineering experience with Microsoft Azure Data and Azure AI technology, with expertise in security, governance, and operational excellence. Responsibilities Apply engineering principles to the design, enhancement, and operation of Azure Data and AI platform services. Research, procure, deploy, configure, and support Azure Data and AI resources including platform dependencies. Provide technical leadership in the architecture, design, and development of enterprise Azure Data and AI solutions. Ensure the security and integrity of system and product solutions through secure-by-design architecture....

Job Description The Senior Principal AI Agent / ML Software Engineer is a Senior Staff-level, hands-on technical leadership role responsible for defining, building, and operating next-generation AI systems on Oracle Cloud Infrastructure (OCI). This person will set architecture and engineering direction for production-grade agentic AI platforms, autonomous workflows, scalable inference infrastructure, and enterprise AI applications used in large-scale, business-critical environments. This role requires a proven engineer who can translate ambiguous product and platform goals into durable technical strategy, lead multi-team execution without direct authority, and remain deeply hands-on in design, code, reviews, operations, and incident follow-up. The ideal candidate combines deep distributed systems experience with practical AI-native engineering, including orchestration of LLMs, tools, APIs, memory, retrieval, evaluation, guardrails, and cloud services. The expectation is to...

Working independently, the Java Software Engineer; Team Lead owns development of software products and works on improving the overall quality of the product throughout the software development life cycle and mentors other Software Engineers. Experienced hands-on technical team lead to design, deliver scalable, secure, enterprise-grade solutions. This role requires deep Java expertise with strong knowledge of modern software architecture patterns (microservices, event-driven), cloud-native AWS development, and DevOps/CI/CD proficiency. The lead will provide technical mentorship through code reviews, collaborate cross-functionally with stakeholders, while making architectural and technical decisions and drive engineering best practices. Essential Job Functions: Designs and develops industry-leading solutions that meet defined quality standards, reliability specifications, and help achieve key strategic objectives Takes broad perspective to problems and exercises...

Job Family: Data Science Consulting Travel Required: Up to 10% Clearance Required: Active Public Trust What You Will Do: The Border Security AI/ML Engineer will join a dynamic team supporting U.S Federal border security customers. In this role, the candidate will collaborate with border security and law enforcement clients to design develop and deploy AI and ML applications to support mission outcomes. Develop optimized ML tool sets and applications aligned to customer use cases Develop and maintain data governance documentation, tools, and templates. Coordinate with non-technical users to gather requirements. Support key mission clients within the Washington DC Metro region at client sites. We are actively hiring for this role at multiple levels (Associate, Senior, and Lead) to support ongoing and upcoming federal client work across CBP. Candidates will be considered and leveled based on experience, technical capabilities, and overall alignment to...

Working independently, the Lead Software Engineer owns development of software products and works on improving the overall quality of the product throughout the software development life cycle and mentors other Software Engineers. Seasoned individual contributor with deep expertise in Java to design, develop, and maintain complex, enterprise-grade applications on AWS through clean, modular, and performant code. Essential Job Functions: Designs and develops industry-leading solutions that meet defined quality standards, reliability specifications, and help achieve key strategic objectives Takes broad perspective to problems and exercises independent judgement in techniques and evaluation criteria to obtain results Identifies ways to overcome challenging situations that jeopardize the achievement of business goals Develops actionable insights from analyzing software development trends, software engineering best practices, and innovative test environment...

Requisition Number: 28637 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $80,000.00 - $150,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Meet HII's Mission Technologies Division Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies...

Description Software Engineer (R&D / AI & Data Platforms) Leidos – Analysis Solutions Business Area Build the future of data, AI, and mission-critical software. Leidos is seeking a talented Software Engineer to help lead the development of next-generation software capabilities within our dynamic research and development environment. In this role, you’ll design and deliver innovative Knowledge Management solutions that power data-driven decision-making across critical national security missions. You’ll work at the intersection of data engineering, AI, and full-stack development , building scalable platforms that transform complex data into actionable insights. What You’ll Do Design and develop Knowledge Management systems , including data pipelines, ontologies, and AI-enabled platforms Build modern web applications (front-end and back-end) to support search, discovery, and analysis Develop and maintain ETL pipelines and data lake...

Date: May 18, 2026 Location: Arlington, VA, Remote, United States Company: HII's Mission Technologies division Requisition Number: 28637 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $80,000.00 - $150,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS) , a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Meet HII’s Mission Technologies Division Our team of more than 7,000...

Team CATHEXIS elevates the government contracting experience through rapid response, deep skill, and thoughtful problem-solving and communication. Our core capabilities are our top-tier program and project management, data analytics, and audit services, the backbone of which is our integrated approach to operational excellence. You worked hard to get to where you are. You strive to make every day better than the day before. So do we. Team CATHEXIS operates with an all-in mindset. We are working together to create a company that supports our shared values and individual goals. Our values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. We believe success is best when we listen and lead with empathy; model high standards of ethics to provide a rewarding candidate experience; work hard, have fun, and appreciate the strengths we all bring to the team;...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges—and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day—working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

Distinguished AI Engineer (Agentic AI Platform) At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machine learning to create real-time, personalized customer experiences. Our investments in technology infrastructure and world-class talent - along with our deep experience in machine learning - position us to be at the forefront of enterprises leveraging AI. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to continuing to build world-class applied science and engineering teams to deliver our industry leading capabilities with breakthrough product experiences and scalable, high-performance AI infrastructure. At Capital One, you will help bring the transformative power of emerging AI capabilities to reimagine how we serve our customers and...

Overview: Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities. By joining our supportive community, you will find that Kentro is dedicated to your personal and professional development. Together, we can drive meaningful change, spark innovation, and achieve extraordinary milestones. Kentro is hiring for a Software & Platform Engineer to support our Innovation Department within Corporate Services, with a strong foundation in software development and solution architecture. This role is ideal for engineers who thrive in writing code, designing, architecting, and building technical solutions, and experimenting with new technologies — while also understanding how applications operate on modern cloud platforms. You’ll design and...

Job Description U.S. citizenship is required for this position, as the successful candidate will be required to obtain (and maintain) a U.S. government security clearance after hire. Location: [Remote] About the Role Join Oracle's Health Data Intelligence (HDI) team as a Senior Software Engineer (IC4) and drive the reliability, scalability, and innovation of our world-class analytics platform infrastructure. In this individual contributor role, you'll architect, build, and transform cutting-edge systems that power healthcare analytics, ensuring seamless performance across massive datasets and diverse cloud environments. Collaborate with cross-functional teams to deliver robust solutions that enable business intelligence, reporting, and data-driven insights for global healthcare leaders. Required Skills Infrastructure & Reliability: Expertise in designing, implementing, and optimizing high-availability infrastructure with fault tolerance and...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges—and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day—working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

The Opportunity - THIS IS A CLEARED POSITION. Only candidates with ACTIVE SECRET Security Clearance with the U.S. Government will be considered. NTS is seeking a Senior DevOps Engineer (FDE) to operate, deploy, and support mission-critical services in a secure environment at a customer facility. This role blends DevOps engineering, secure deployments, automation, and customer-facing leadership; you will ensure system reliability, drive automation, maintain compliance, and act as the on-site technical lead. Key Responsibilities (*Essential Functions) Deploy, operate, and optimize applications in a secure environment Architect, maintain, and improve CI/CD pipelines for secure, repeatable deployments Perform advanced troubleshooting, root cause analysis, and incident response Implement security hardening and compliance (STIGs, RMF, NIST) Automate infrastructure and application workflows using Terraform/Ansible and related tools Own documentation for...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

Senior DevOps Engineer Category: Project Management Main location: United States, Virginia, Reston Position ID: J0526-0959 Employment Type: Full Time U.S. - Technology as a force for good (https://youtu.be/UbZD5PAAET0) By playing this video you consent to Google/YouTube processing your data and using cookies -Learn more (xweb.asp?clid=21001&page=cookiespolicy#integrationofyoutube) . Position Description: We are seeking a Senior DevOps Engineer to support secure, scalable, and reliable software delivery within a highly regulated Financial Services environment. This role will focus on modern DevOps practices including CI/CD pipeline engineering, cloud infrastructure automation, platform reliability, and DevSecOps integration across enterprise applications. We partner with 15 of the top 20 banks globally, and our top 10 banking clients have worked with us for an average of 26 years!. This role is located at a client site in either Reston, VA. A...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges—and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day—working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

Working independently, the Lead Software Engineer, Java owns development of software products and works on improving the overall quality of the product throughout the software development life cycle and mentors other Software Engineers. Reports directly to a Director or Senior Director. Seasoned individual contributor with deep expertise in Java to design, develop, and maintain complex, enterprise-grade applications on AWS through clean, modular, and performant code; proficiency in Python preferred. Essential Job Functions: Designs and develops industry-leading solutions that meet defined quality standards, reliability specifications, and help achieve key strategic objectives Takes broad perspective to problems and exercises independent judgement in techniques and evaluation criteria to obtain results Identifies ways to overcome challenging situations that jeopardize the achievement of business goals Develops actionable insights from analyzing software...