June 29, 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
District Heights, MD1 day ago
Connect with us on LinkedIn and Facebook.. Design, deploy, upgrade, and administer Active Directory Domain Services, including domain controllers, forests, domains, trusts, and replication topologies (i.e. Manage and optimize Group Policy Objects (GPOs), OU structures, and security baselines; including object management through bulk operations and automation, Troubleshoot and resolve complex AD-related issues, including authentication failures, replication problems, DNS issues, and Kerberos/NTLM problems, Plan and execute Active Directory migrations, consolidations, and upgrades (of both underlying server infrastructure and overall forest/domain functional levels), Develop and maintain disaster recovery, backup, and restore procedures for AD environments (including AD Recycle Bin and authoritative restores), Monitor AD health and performance using tools such as Microsoft System Center, Azure Monitor, or third-party solutions).
Washington, DC21 days ago
5 years of experience in superior writing, communication, presentation skills, interpersonal skills and work cross-functionally with senior management. Updates system and process documentation, produces user guides, ER diagrams, and SOPs as needed - Including Visio Network design drawings.
Upper Marlboro, MD1 day ago
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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
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Lennar is one of the nation's leading homebuilders, dedicated to making an impact and creating an extraordinary experience for their Homeowners, Communities, and Associates by building quality homes and providing exceptional customer service, giving back to the communities in which we work and live in, and fostering a culture of opportunity and growth for our Associates throughout their career.
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.
Springfield, VA30+ days ago
This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations. 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.
Springfield, VA30+ days ago
Mgr Programs 3: 8 years relevant experience with Bachelors in related field; 6 years relevant experience with Masters in related field; or High School Diploma or equivalent and 12 years relevant experience. Mgr Programs 2: 6 years relevant experience with Bachelors in related field; 4 years experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
HII - Mission Technologies is currently seeking a Senior IT Asset Manager 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. • Applies disciplined asset governance practices to advance operational continuity, configuration accuracy, and mission assurance across complex system landscapes supporting joint service users and Combatant Command stakeholders.
Springfield, VA30+ days ago
Mgr Programs 3: 8 years relevant experience with Bachelors in related field; 6 years relevant experience with Masters in related field; or High School Diploma or equivalent and 12 years relevant experience. Mgr Programs 2: 6 years relevant experience with Bachelors in related field; 4 years experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
Arlington, VA30+ days ago
6 years relevant progressive experience with Bachelors in related field; 4 years relevant progressive experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant progressive 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 seeking a highly experienced and mission‑driven Mission Operations Lead to oversee the execution of complex, globally dispersed technical operations across Department of Defense (DoD) and U.S. Government programs. Responsibilities include leading subcontractor performance, managing technology fielding and sustainment activities, driving operational alignment with mission needs, and proactively mitigating global supply chain and mission risks.