Jobs in Crystal City, VA

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Senior Software Engineer - Navigation and State Estimation (R3123)

Shield AI Inc

Washington, District of Columbia, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh

Software Developer (Senior)

American Systems Corporation

Springfield, Virginia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities Conducts research in design, development, testing and utilization of electronic data processing software.Designs, develops, documents, tests and debugs applications software and systems that contain logical and

Senior Data Mining and Analytics Engineer (Security Clearance Required) - Remote work - Local DC Metro or FL

ICF

Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced Senior Data Mining and Analytics Engineer to support the research and development of new cyber analytic capabilities that will help the US protect and defend its networks and critical information systems. The successful cleared candidate will act as a Senior Data Mining and Analytics Engineer to support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are exploited, an

Mid Level Digital Signal Processing Engineer - TS/SCI

Parsons Services Company

Chantilly, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Blue Ridge Envisioneering (BRE), a Parsons Company, is seeking qualified candidates

Data Architect / MuleSoft Specialist with ACTIVE Secret or Public Trust

ICF

Reston, Virginia, USA

Full-time

Please note: This role is contingent upon contract award. While it is not an immediate opening, we are actively conducting interviews and extending offers in anticipation of the award. Title: Data Architect / MuleSoft Integration & Migration Specialist The Work: ICF is seeking a seasoned Data Architect with expertise in MuleSoft integration and data migration to lead the design and implementation of scalable data solutions for a Salesforce Government Cloud Platform deployment. This role will ens

Network Engineer Senior _TS/SCI with Polygraph

General Dynamics

Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Network Engineering Job Qualifications: Skills: Data Communication Networks, Networks, Telecommunications Network Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Network Engineer Senior w

Information Security Analyst - II

Judge Group, Inc.

Reston, Virginia, USA

Contract

Location: Reston, VA Salary: $40.00 USD Hourly - $45.00 USD Hourly Description: Our client is currently seeking a Information Security Analyst - II Title: Information Security Analyst - I Location: Temple Terrace, FL; Cary, NC; Ashburn, VA (Remote) Duration: Long Term Contract JOB DESCRIPTION 4pm-12am EST shift and/or 12am-8am EST shift The Tier-1 Security Analyst represents the entry point into the Security Operations Center (SOC). The SOC Security Analyst will perform basic security mon

RF-Enabled Cyber Engineer

Johns Hopkins University AppliedPhysicsLaboratory

Laurel, Maryland, USA

Full-time

Description Are you searching for meaningful work in developing innovative RF-enabled cyber capabilities that enable the U.S. to prevail against asymmetric threats? Do you thrive when solving complex technical challenges at the intersection of software, cyber operations, and radio frequency (RF) engineering? Are you eager to integrate, test, and deploy sophisticated offensive cyber capabilities that drive mission impact? If so, we're looking for someone like you to join our team at APL! We

System Administrator

Nightwing

Remote or Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Software Engineer - Active Sonar C / C++

General Dynamics

Manassas, Virginia, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Software Engineering, or a related Science, Engineering or Mathematics field. Also requires 2+ years of job-related experience or a Master's degree. Agile experience preferred. Must have C / C++ experience and Linux. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is obtainable with an reasonable amount of time from hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eli

Senior Structural Engineer

Stantec

Laurel, Maryland, USA

Full-time

When faced with an impasse, do you look to bridge the gap? Our Bridges Team does too. From local bridge rehabilitations that support our communities to iconic bridge designs that define a region, our opportunities will connect you to your career goals. Your Opportunity Stantec has an immediate need for talented, team focused Senior Structural Engineers with 10 or more years of design experience looking to challenge themselves on a professional level on a variety of transportation projects. You w

Senior Staff Engineer, C++ Modeling & Simulation Engineer (R3453)

Shield AI Inc

Washington, District of Columbia, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh

Cyber Capability Developer (Senior)

American Systems Corporation

Springfield, Virginia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities Conducts research in design, development, testing and utilization of electronic data processing software.Designs, develops, documents, tests and debugs applications software and systems that contain logical and

Software Developer (Mid Level)

American Systems Corporation

Springfield, Virginia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities Conducts research in design, development, testing and utilization of electronic data processing software.Designs, develops, documents, tests and debugs applications software and systems that contain logical and

Software Infrastructure Engineer (Onsite)

RTX Corporation

Sterling, Virginia, USA

Full-time

Date Posted: 2025-07-06 Country: United States of America Location: HVA34: Sterling, VA 22640 Davis Dr , Sterling, VA, 20164-7104 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret Software Infrastructure Engineer (Onsite) This position requires an active US security clearance. Most aspects of the job are done i

Salesforce Developer

Business Needs Inc.

Remote or Diamond Bar, California, USA

Full-time, Contract

Job Title: Programmer Analyst 4 Duration: 12 Months Job Type: Contract Work Type: Remote Job Description: As a Salesforce Developer/Cloud Architect, you will be responsible to provide technical oversight for all new and existing SaaS implementations for the Agency Services Support team at the Department of Technology, Management, and Budget. The SaaS CRM solutions primarily involve integrations using Salesforce. Responsibilities for this position include but are not limited to: Devise a tr

Space Software Systems Engineer

Harris Corporation

Chantilly, Virginia, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Electrical Engineer - SME

Nightwing

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Senior Detection Engineer, Insider Risk

TikTok

Washington, District of Columbia, USA

Full-time

Location : Washington D.C. Employment Type : Regular Job Code : A164044 Apply to this job Share this listing: Responsibilities The mission of TikTok's Global Security Organization is to build and earn trust by reducing risk and securing our businesses and products. Also known as "GSO", this team is the foundation of our efforts to keep TikTok safe, secure, and operating at scale for over 1 billion people around the world. We work to ensure that the TikTok platform is safe and secure, that

Java Full Stack Developer

ProIT Inc.

McLean, Virginia, USA

Full-time

Java Full Stack Developer Proven experience as a Full Stack Developer or similar role, with proficiency in Java programming language. Strong understanding of frontend technologies such as HTML5, CSS3, JavaScript, and modern JavaScript frameworks. Experience with backend development using Spring Framework or similar frameworks. Hands-on experience with relational and non-relational databases. Familiarity with DevOps practices and tools such as Git, Jenkins, Docker, and Kubernetes. Excellent