Top Secret / SCI Clearance Jobs

Our contract supports more than 12 efforts with varying levels of hardware and software development requirements. Our projects are focused on front end equipment configuration/maintenance, back-end re...

Who We Are:Headquartered in Washington, DC, Versar Global Solutions provides full mission lifecycle solutions for challenges faced by our government and commercial Customers in the natural, built, and...

DescriptionAmazon Web Services (AWS) is seeking a talented software development engineer to design and build customer facing cross-domain cloud services. The AWS Cross Domain Services team provides so...

DescriptionApplication deadline: Sep 22, 2026 Would you like to implement innovative cloud computing solutions and solve the world's most complex technical problems? Do you have a deep passion and des...

Spacecraft represent the most pressing unmet need across the entire aerospace industry. As more launch vehicles come online and the cost to orbit decreases, more companies launching payloads to space ...

MTSI is searching for a skilled Systems Engineer to support development of first-of-kind space vehicles and missions. This handpicked candidate must possess technical expertise and experience with dev...

Springfield, VA National Security – Enterprise Services /Full-Time Employee /On-site About INflow Federal - founded in 2013, INflow Federal is a mission-driven small business delivering cutting-edge ...

Vibrint transforms national security missions through advanced technology, data, and responsible intelligence solutions. Our teams design, secure, and sustain critical capabilities that enable faster,...

Job Summary The Security Specialist III is an advanced level position made up of several components as follows: SCIF Access Control Service, Registry, Workforce Support Center and Key Control, Visito...

Job Summary The Security Specialist I is an entry level position made up of three components: Visitor Control Center, Conference Center, and Escorting. The position is responsible for controlling a...

Position Title: Sr. DevSecOps Engineer Location: Washington, DC Clearance Required: TS/SCI Compensation: Competitive, based on experience Employment Type: Full-Time Overview: We are seeking a Seni...

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement...

Title:RF Systems EngineerBelong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence an...

Title:SR Systems Engineer (SETA)KBR is seeking a Senior Systems Engineer (SETA) to support our customer in Chantilly, VA. The Senior Systems Engineer Expert serves as a SETA advisor providing high-le...

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market ...

Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaborati...

Mid. Data Scientist (OBI Advanced Analytic Method Augmentation)Benefits & Compensation:At Prescient Edge, we believe that acting with integrity and serving our employees is the key to everyone's s...

Mid. Data Scientist (OBI Analytic Efficiency Enablement)Benefits & Compensation:At Prescient Edge, we believe that acting with integrity and serving our employees is the key to everyone's success....

Prescient Edge is seeking a Mid. Reachback Counterintelligence Analyst to support a federal government client. Benefits & Compensation: At Prescient Edge, we believe that actin...

Sr. CI Cyber Special Agent Trainer/Mentor (Cyber Analyst)Benefits & Compensation:At Prescient Edge, we believe that acting with integrity and serving our employees is the key to everyone's success...