science Jobs in Washington

Refine Results
301 - 320 of 5,118 Jobs

Enterprise Architect

ManTech

McLean, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Enterprise Architect to join our team in McLean, VA. Responsibilities include but are not limited to: Oversee and manage the customer's business, Information Technology (IT), application, and data architecturePlan, develop, and execute the customer's Enterprise Architecture (EA) solution strategy, consistent with security guidelines and EA industry standardsProvide technical analysis and advice on application and operational environments,

Senior Principal Software Engineer (Onsite)

RTX Corporation

Maryland, USA

Full-time

Date Posted: 2025-06-17 Country: United States of America Location: MD440: 8170 Maple Lawn Blvd Fulton MD 8170 Maple Lawn Boulevard , Fulton, MD, 20759 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Solipsys, Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced and

Sr Business Analyst

Alpha Omega Integration LLC

Arlington, Virginia, USA

Full-time

Job Title: Senior Business Analyst Work Location: Hybrid; Onsite 1-2 times a week in Arlington, VA (applicant must be based within a commutable distance (1-2 hours) to Arlington, VA) Alpha Omega is seeking a qualified Senior Business Analyst to support an IT portfolio within a PMO for one of our clients. The selected candidate will, at a minimum, fulfill the responsibilities below. Key Responsibilities: Collaborate with other teams to review control data and identify improvements in the IT del

Staff Systems Engineer

Oceaneering

Maryland, USA

Full-time

Company Profile Oceaneering Technologies (OTECH) develops, manufactures, and operates customized marine systems, shipboard equipment, subsea vehicles, and engineered solutions for commercial and U.S. military vessels. Oceaneering Aerospace and Defense Technologies (AdTech) delivers solutions that enable humans to work safely and effectively in harsh environments - from underwater to the outer reaches of space. Our innovative solutions support the development and application of practical, cost-

Data Engineer

Accenture LLP

Fort Belvoir, Virginia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

CNO Test Engineer (TS/SCI with Poly/NEW HIRE SIGN-ON BONUS UP TO $30,000)

General Dynamics Information Technology

Maryland, 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: Test Engineering Job Qualifications: Skills: Software Testing Process, Test Automation, Test Case Design, Troubleshooting Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: CNO Test Engineer Expert This position is eligible for a s

Sr. Java Developer, Technical Lead

Alpha Omega Integration LLC

Vienna, Virginia, USA

Full-time

Job Title: Sr. Java Developer, Technical Lead Clearance Required: DHS Public Trust EOD Work Location: Remote Alpha Omega is seeking a qualified Sr. Java Developer, Technical Lead. Someone who is highly resourceful and can adapt to dominant development platforms and frameworks. We are looking for someone who can deliver, while also continually evaluating new technologies and developing solutions. Many of our successful Technical Leads are team players and a self-starter who have fostered collabo

Transmission Line Engineer 1 (Entry-Level) - Grid

Sargent & Lundy LLC.

Elkridge, Maryland, USA

Full-time

Description This position will offer you the ability to directly apply your knowledge of transmission line engineering including, conductors, hardware, insulation, structures, foundations and electrical principles to: Design transmission lines in the 69kV to 765kV range. Perform structural analysis and design of pole, lattice, framed, and guyed structures.Perform foundation designs.Perform conductor selection studies, shielding, grounding and induction studies.Develop cost estimates and schedul

VDI System Engineer - TS/SCI w/Poly

General Dynamics Information Technology

Maryland, 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: Systems Engineering Job Qualifications: Skills: Operating Systems (OS), VMware, VMware VDI Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: VDI Systems Engineer Deliver simple solutions to complex problems as a VDI Systems Engine

Data Systems Engineer

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2506748 Location: CHANTILLY, VA, US Date Posted: 2025-06-16 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a Data Systems Engineer with acquisition experience to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SET

Senior Appian Developer

General Dynamics

Gaithersburg, Maryland, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: Other Job Family: Software Engineering Job Qualifications: Skills: Appian (Platform), Appian BPM, Appian Process Automation Certifications: Appian Level 1 Credential Certification - Appian Experience: 5 + years of related experience ship Required: No Job Description: General Dynamics Information Technology is seeking numerous candidatesto fi

Network Systems Engineer

QinetiQ

McLean, Virginia, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields all

Advanced Electrical Engineer, Power

Computer Merchant, Ltd., The

Manassas, Virginia, USA

Full-time

JOB TITLE: Advanced Electrical Engineer, Power JOB LOCATION: Manassas, VA WAGE RANGE*: 60-67 JOB NUMBER: 25-03136 JOB DESCRIPTION: Our client, a large defense contractor, has an immediate opening for an Advanced Electrical Engineer, Power to work from their Manassas, VA facility. Our client is seeking a Mid-Level Electrical Engineer with 5+ years of technical experience to become an integral member of the engineering team dedicated to the development of military-grade electronics the Common

Mission Systems Engineer

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2506639 Location: CHANTILLY, VA, US Date Posted: 2025-06-12 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 25 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a Mission Systems Engineer with NRO experience to provide Modeling and Simulation (M&S) and Systems Engineering and Technical Advisory (SETA) s

VDI System Engineer - TS/SCI w/Poly

General Dynamics Information Technology

Maryland, 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: Systems Engineering Job Qualifications: Skills: Operating Systems (OS), VMware, VMware VDI Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: VDI Systems Engineer Deliver simple solutions to complex problems as a VDI Systems Enginee

QA Automation Engineer

Jobot

Rockville, Maryland, USA

Full-time

A rapidly growing 800 person Bio-tech company is currently hiring for a QA Automation Engineer with Java and Selenium WebDriver (Hybrid in Rockville, MD) This Jobot Job is hosted by: Ryan Sullivan Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $100,000 - $130,000 per year A bit about us: A rapidly growing 800 person Bio-tech company is currently hiring for a QA Automation Engineer with Java and Selenium WebDriver experience (Hybrid in Rock

Manager, Software Engineering (Onsite)

RTX Corporation

Maryland, USA

Full-time

Date Posted: 2025-06-17 Country: United States of America Location: MD440: 8170 Maple Lawn Blvd Fulton MD 8170 Maple Lawn Boulevard , Fulton, MD, 20759 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Solipsys, Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced and

Account Systems Administrator - TS/SCI w/Poly

General Dynamics

Annapolis, Maryland, 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: Systems Administration Job Qualifications: Skills: Communication, Data Entry, Group Problem Solving, Microsoft Office Certifications: None Experience: 3 + years of related experience ship Required: No Job Description: Account Systems Administrator Transform technology into opportuni

Network Project/Task Manager

General Dynamics

Germantown, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Project/Task Management Job Qualifications: Skills: Communication, Deliverables Management, Project Planning, Risk Reporting, Technical Projects Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: Network Project/Task Manager Seize your opportunity to make a personal

Senior Software Engineer

RTX Corporation

Sterling, Virginia, USA

Full-time

Date Posted: 2025-06-25 Country: United States of America Location: VA542: 22260 Pacific Blvd, Dulles 22260 Pacific Boulevard Building CC4, Sterling, VA, 20166-6916 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Raytheon Company Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technolo