June 5, 2026For 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.
The Digital Modernization Sector at Leidos is seeking a Sr Azure Virtual Desktop Engineer to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence Service Center (C5ISC) in the Alexandria, VA area.
p>The DevOps Engineer (Jira Platform Engineer) will serve as the technical owner of the Jira SaaS platform in the government cloud, responsible for administering, configuring, and integrating Jira within the enterprise technology ecosystem. Design, implement, and maintain integrations between Jira and enterprise systems such as GitLab (source control & CI/CD) and ServiceNow (ITSM), using Okta, REST APIs, webhooks, middleware, and scripting.
Design, implement, and maintain seamless integrations between Jira with other enterprise systems, such as GitLab (source control & CI/CD), and ServiceNow (ITSM), using Okta,REST APIs, webhooks, middleware, and scripting. The DevOps Engineer (specifically Jira Platform Engineer) will serve as the technical owner of our Jira SaaS in government cloud, and is responsible for administering, configuring, and integrating the application within our enterprise technology ecosystem.
This is not a Tier 1 help desk role — you will design, implement, and maintain technical controls across Windows and macOS environments, covering imaging, patch management, device lifecycle, identity engineering, and telemetry to support threat detection and incident response. Support device enrollment, provisioning, and lifecycle management using Intune, Autopilot, Apple Business Manager, and JAMF; maintain accurate asset inventory.
In this role, you will handle complex and escalated engineering tickets related to cloud identity, conditional access, device compliance, and remote access — bridging Microsoft cloud services with enterprise endpoint management. - Engineer and maintain conditional access policies and device compliance requirements in Microsoft Entra ID and Intune, ensuring cloud-connected endpoints meet security posture requirements before granting network access .
p>The ideal candidate will have strong hands-on experience with AWS infrastructure, Terraform/IaC, CI/CD pipelines, scripting, secure cloud operations, monitoring/logging, and compliance-aligned engineering practices. Working knowledge of cybersecurity best practices, secure cloud configurations, zero-trust concepts, and compliance frameworks such as NIST, CIS, or ISO 27000.
Falls Church, VA1 day ago
Securing AI Workflows: Design security frameworks for the end-to-end AI lifecycle, including securing data ingestion, protecting model weights, and implementing "Guardrail" architectures for Large Language Models (LLMs). • AI-Enhanced Pipeline Security: Architect and maintain automated CI/CD pipelines that utilize AI/ML models for static and dynamic analysis (SAST/DAST) to identify complex vulnerabilities that traditional rule-based tools miss.
Support alignment with security and compliance frameworks such as CIS Benchmarks, NIST, HIPAA, FedRAMP, and SOC 2. • Assist with incident detection, investigation, response, and audit trail maintenance across AWS accounts and services. • Strong hands-on knowledge of AWS services, including EC2, S3, RDS, Lambda, ECS/EKS, CloudFront, Route 53, IAM, CloudTrail, AWS Config, and KMS.
As part of this task order, Leidos will manage the commercial cloud migration and fully automate the continuous development & continuous integration environment, fourth estate consolidation, professionalize services – ITIL/DevSecOps based processes, improve the customer experience 1st call resolution, and achieve development of a service catalog for Defense Working Capital Fund (DWCF) Model. May 21, 2026For 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.
June 25, 2026For 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. It's a better process: facilitating a continuous ATO through real-time monitoring and dashboards that provide single pane of glass visibility into control compliance, zero-trust built-in to system design from day one, continuous evidence that gives auditors real-time proof instead of point-in-time packages, and an ATO that program teams can inherit rather than pursue.
HII - Mission Technologies is currently seeking a SME Information System Security Manager (ISSM) to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 15 years relevant experience with Bachelors in related field; 13 years relevant experience with Masters in related field; 10 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 19 years relevant experience.
HII - Mission Technologies is currently seeking a Senior Information System Security Officer (ISSO) to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 10 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.
HII - Mission Technologies is currently seeking a Senior Zero Trust Compliance Officer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 10 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.
HII - Mission Technologies is currently seeking Senior-level IaC Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platformdesigned to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Designs and implements automated cloud architectures using Terraform, Ansible, and CloudFormation to support system administration, release management, cybersecurity controls, and continuous integration pipelines across multiple operational enclaves.
HII - Mission Technologies is currently seeking Intermediate-level IaC Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platformdesigned to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. "• 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Springfield, VA30+ days ago
Designs and implements information assurance and security engineering systems with requirements of business continuity, operations security, cryptography, forensics, regulatory compliance, internal counter-espionage (insider threat detection and mitigation), physical security analysis (including facilities analysis, and security management). Information Assurance Engineer 4: 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; or High School Diploma or equivalent and 13 years relevant experience.
Springfield, VA30+ days ago
Engineer Systems 4: 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience. Engineer Systems 3: 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Determines computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls; prepares operating instructions; designs and develops compilers and assemblers, utility programs, and operating systems. 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience.
15 years relevant experience with Bachelors in related field; 13 years relevant experience with Masters in related field; 10 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 19 years relevant experience. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
HII - Mission Technologies is currently seeking a SME Enterprise Vulernatiblity Management Lead to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.
Washington, DC30+ days ago
This role is not focused on routine International Telecommunication Union (ITU) filings; rather, it requires a candidate capable of applying deep technical knowledge of RF systems to influence emerging rules, policies, and international regulations in ways that advance U.S. Government objectives at ITU Working Party (WP) meetings and ultimately at the World Radiocommunication Conference (WRC). RF Engineer 4 - 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in realted field; or High School Diploma or equivalent and 13 years relevant experience.
System design and software implementation of proof-of-concept prototypes incorporating a variety of engineering disciplines: control theory, software development, signal/video processing, pattern recognition, machine learning, artificial intelligence, high performance computing, applied mathematics, network/web services, and visualization. Senior Software Engineer (Software Engineer 3): 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Arlington, VA30+ days ago
HII's Mission Technologies is seeking a Senior RF Spectrum Policy Engineer to provide direct support to our Government customer, the Department of the Navy Chief Information Office in the area of national and international spectrum regulations, national and international policy, and registration and coordination. ExperienceRF Engineer 2 - 2 years relevant experience with Bachelors in related field; 0 years experience with Masters in related field; or High School Diploma or equivalent and 6 years relevant experience.
HII - Mission Technologies is currently seeking an Intermediate-level Cloud Security Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Conducts patch management operations across Advana cloud enclaves by operating vulnerability scanning workflows, identifying required updates, tracking patch applicability, and automating deployment actions aligned with Department of Defense patching directives supporting Joint Staff elements and mission-owner communities.
This role is not focused on routine International Telecommunication Union (ITU) filings; rather, it requires a candidate capable of applying deep technical knowledge of satellite and ground systems to influence emerging rules, policies, and international regulations in ways that advance U.S. Government objectives at ITU Working Party (WP) meetings and ultimately at the World Radiocommunication Conference (WRC). The ideal candidate will be comfortable writing highly technical and politically sensitive documents, defending U.S. positions in domestic and international forums—ultimately shaping the regulatory landscape for current and future satellite systems.
HII - Mission Technologies is currently seeking an Intermediate-level Data Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform data integration and analytics environment designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Collaborates with platform, infrastructure, and data governance teams to incorporate architectural updates, security changes, and tool enhancements into ongoing operations, strengthening stability and mission value across all War Data Platform (WDP) Core Integration enclaves.
HII - Mission Technologies is currently seeking an Intermediate-level Analytic Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Builds analytic transformations, query models, and feature-ready datasets using Databricks, Spark, Python, SQL, and Apache Airflow to enable mission analytics for Combatant Commands, Joint Staff elements, and interagency partners.
Fort Belvoir, VA30+ days ago
Excellent analytical, technical, communication, planning, presentation, and organizational skills with the ability to articulate new ideas and concepts to technical and nontechnical audiences, internal teams, senior leaders, vendors, partners, customers, and stakeholders. Will analyze site survey reports, recommend network modernization upgrades, craft network architectures, and assist operations leads in creating deployment plans and executing capability roll outs.
Alexandria, VA30+ days ago
HII-MTC Alexandria offers access to all the resources of a large company HII while maintaining a small company feel across our operations concentrated in Northern Virginia with some of the most comprehensive secure rapid prototyping facilities in the mid-Atlantic region including a full in-house machine shop, composite fabrication, finishing, electronics assembly and testing capabilities. The ideal candidate for the Mechanical Engineering Intern position will have hands-on project experience, a comprehensive understanding of the underlying mechanical engineering principles that drive product design, and familiarity with design for subtractive and additive manufacturing.
Springfield, VA30+ days ago
Systems Engineer 4: 9+ years relevant experience with Bachelors; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience. Systems Engineer 3: 5+ years relevant experience with Bachelors; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Fort Belvoir, VA30+ days ago
Will analyze site survey reports, recommend network modernization upgrades, craft network architectures, and assist operations leads in creating deployment plans and executing capability roll outs. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
Fort Belvoir, VA30+ days ago
Implementing and maintaining the organization's cybersecurity toolsets, such as endpoint security solutions (ESS), malware protection, network detection & response (NDR), and endpoint detection & response (EDR) . As a Cyber Tools Administrator, you'll play a pivotal role in protecting our digital assets and strengthening our security posture through proactive monitoring, analysis, and implementation of cutting-edge security solutions.
Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
Cybersecurity Engineers also have the opportunity to conduct research into novel methods and approaches to managing cybersecurity resilience across all the component disciplines (for example cyber operations, application of artificial intelligence, continuity planning and management, organizational and social implications and mitigations related to cyber incidents and failures). The CA team develops solutions (in the form of frameworks, models, tools, policies, practices, technical guidance, and training) that allow industry, government, and military components to measure and improve their management of operational and technical risks to mission-critical services.
Cybersecurity Engineers also have the opportunity to conduct research into novel methods and approaches to managing cybersecurity resilience across all the component disciplines (for example cyber operations, application of artificial intelligence, continuity planning and management, organizational and social implications and mitigations related to cyber incidents and failures). The CA team develops solutions (in the form of frameworks, models, tools, policies, practices, technical guidance, and training) that allow industry, government, and military components to measure and improve their management of operational and technical risks to mission-critical services.
Merrifield, VA30+ days ago
The role is responsible for leading data scanning initiatives from initial concept through operationalization offering technical guidance, troubleshooting complex issues, performing root cause analysis, and driving continuous solution maturation and optimization. The successful candidate will serve as a technical lead, providing both technical project oversight and hands on implementation, configuration, and support of enterprise data scanning solutions.
Cybersecurity Engineers also have the opportunity to conduct research into novel methods and approaches to managing cybersecurity resilience across all the component disciplines (for example cyber operations, application of artificial intelligence, continuity planning and management, organizational and social implications and mitigations related to cyber incidents and failures). The CA team develops solutions (in the form of frameworks, models, tools, policies, practices, technical guidance, and training) that allow industry, government, and military components to measure and improve their management of operational and technical risks to mission-critical services.
Cybersecurity Engineers also have the opportunity to conduct research into novel methods and approaches to managing cybersecurity resilience across all the component disciplines (for example cyber operations, application of artificial intelligence, continuity planning and management, organizational and social implications and mitigations related to cyber incidents and failures). The CA team develops solutions (in the form of frameworks, models, tools, policies, practices, technical guidance, and training) that allow industry, government, and military components to measure and improve their management of operational and technical risks to mission-critical services.