Security Clearance Jobs in Reston, VA

Systems EngineerReston, VA9/16/2025...

Company DescriptionFounded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions,...

R-00190269Description Leidos is seeking a Senior AI/Data Scientist to drive advanced AI development for a strategic Defense Threat Reduction Agency (DTRA) contract, executed in direct partnership with...

R-00190265Description Leidos has an opening for a Systems Administrator in Reston Virginia. Responsibilities include installation, configuration, administration, support and maintenance of system...

R-00190268Description Leidos is seeking a Senior AI/Data Scientist to drive advanced AI development for a strategic Defense Threat Reduction Agency (DTRA) contract, executed in direct partnership with...

R-00190261Description Leidos is seeking an experienced Information Systems Security Engineer (ISSE) to lead the security architecture, design, and deployment of mission-critical applications across un...

R-00190243Description Leidos, a leading government contractor, is excited to announce our recent award of a significant Intelligence Program in Northern Virginia, known as Beacon.This long-term progra...

Red Arch is hiring a Software Engineer-Java Developerto join our team!Position Detail: We are seeking an experienced Senior Java Developer to modernize a critical government information system. The id...

L2T, LLC is a fast-growing, high-tech, mission-driven company based in Herndon, Virginia that prides itself on delivering technical and mission-related solutions that allow our customers to succeed in...

A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You'll work with leading companies across industries, helping them shape their hybrid cloud and...

Company DescriptionOteemo is an industry-leading technology consulting firm at the forefront of AI-driven, cloud native, enterprise DevSecOps transformation. We build intelligent, automated, secure sy...

NewSoftware Engineer - Full Stack (Top Secret/SCI with agreement to obtain CI Poly Clearance Required)Herndon, Virginia, United StatesApplyNorth Point Technology is looking to hire a Full Stack Softwa...

Sr. Software DeveloperHerndon, VAInformation TechnologyResponsibilities Understand requirements and be able to translate the requirements into implementable solutions Design and develop software comp...

Data EngineerHerndon, VAInformation TechnologyThe Data Engineer is responsible for making data available, accessible, and secure to all stakeholders. As a Data Engineer on our Partner's team you will ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

Your work days are brighter here.We're obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing p...

The MIL Corporation is seeking a highly experienced, senior-level Principal AI/ML Data Scientist (Systems Architecture, Senior Associate) to lead the design and implementation of enterprise-scale data...

The MIL Corporation is seeking a highly experienced, senior-level Associate AI/ML Data Scientist (Systems Architecture, Associate) to lead the design and implementation of enterprise-scale data platfo...