Software development Jobs in Washington

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501 - 520 of 2,266 Jobs

Senior Software Integration Engineer (Onsite)

RTX Corporation

•

Sterling, Virginia, USA

Full-time

Date Posted: 2025-06-16 Country: United States of America Location: VA541: 22110 Pacific Blvd, Dulles 22110 Pacific Boulevard Building CC3, Sterling, VA, 20166-6913 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: TS/SCI Raytheon Company, Managed By Collins Aerospace. Collins Aerospace, an RTX company, is a leader in
Posted 28 days ago | Updated 3 hours ago

Senior Infrastructure Engineer

ZealHire.com

•

Reston, Virginia, USA

Third Party

USC Need LinkedIn, VISA DL 2 references & complete address Only 1 candidate required All interviews will take place IN-PERSON, no Teams. Please DO NOT submit candidates outside the local area or those unable to interview in-person on Wednesday or Thursday. Any candidates submitted MUST be available to interview in-person on Wednesday or Thursday. Interviews will take place on Wed 2/12 and Thurs 2/13 in Parkridge 5 in Reston Job Title Senior Infrastructure Engineer Location Hybrid, once a week on
Easy Apply
Posted 60+ days ago | Updated 4 days ago

Database Engineer - TS/SCI FSP

Mission Box Solutions

•

Annapolis, Maryland, USA

Full-time

Our client is seeking a Database Engineer with strong technical expertise to support a critical U.S. Government mission. This full-time role focuses on analyzing, managing, and visualizing complex datasets derived from large-scale networks and telecommunications systems. The ideal candidate will be skilled in scripting, data modeling, and developing tools that support mission-critical decision-making and will thrive in both independent and collaborative environments. Responsibilities: Analyze a
Posted 60+ days ago | Updated moments ago

FLEX Cloud Infrastructure Security Automation Engineer

Marriott International

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Bethesda, Maryland, USA

Full-time

Job Description This is a temporary position. CLOUD INFRASTRUCTURE SECURITY AUTOMATION ENGINEER Experience in securing Windows and Linux through hardening components according to CIS benchmark or similar standards Demonstrable expertise in DevOps engineering, systems engineering, with a background in computer science and/or software development Demonstrable skill in DevOps automation, GitOps, and pipeline development using tools like Jenkins or Harness, Git, and Ansible Script development expe
Posted 1 day ago | Updated 3 hours ago

Senior Principal Engineer, Software Engineering

RTX Corporation

•

Annapolis, Maryland, USA

Full-time

Date Posted: 2025-06-23 Country: United States of America Location: HMD31: Annapolis, MD 2551 Riva Road , Annapolis, MD, 21401-7435 USA Position Role Type: Unspecified U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: ARINC Incorporated d/b/a Collins Aerospace has an opening for a Senior Principal Engineer, Software Engineering in Annapolis, MD. This is a hybrid role, individual must work in the Annapolis, Maryland office 3 times per week and can work remote two
Posted 23 days ago | Updated 3 hours ago

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
Posted 21 days ago | Updated 3 hours ago

Digital Network Exploitation Analyst 1

Realm One

•

Annapolis, Maryland, USA

Full-time

We're searching fortalented individuals who provide intelligence, engineering, and mission management expertise for the Government.This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, thencome join us! Job Description: We are looking for a Digital Network Exploitation Analyst (DNEA) to evaluate target opportunities using all-source data, unde
Posted 16 days ago | Updated 3 hours ago

Senior Systems Analyst

SAIC

•

Ashburn, Virginia, USA

Full-time

Job ID: 2507464 Location: ASHBURN, VA, US Date Posted: 2025-07-10 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description Position Summary We are seeking a thoughtful, technically savvy, and user-focused Senior Systems Analyst to join our team in Ashburn, VA. This role supports a gove
Posted 9 days ago | Updated 1 hour ago

ServiceNow Architect

Navigant Consulting

•

McLean, Virginia, USA

Full-time

Job Family: Digital Consulting Travel Required: Up to 10% Clearance Required: Ability to Obtain Secret What You Will Do: Translate complex business requirements into technical designs and solutions using ServiceNow.Lead the overall architecture design and development of ServiceNow implementations, ensuring alignment with business objectives and best practices.Establish and enforce architectural standards, best practices, and governance for ServiceNow development.Provide technical expertise an
Posted 35 days ago | Updated 3 hours ago

Software Developer/Cloud Engineer

Oracle Corporation

•

Reston, Virginia, USA

Full-time

Job Description Must currently hold and have the ability to maintain a TS/SCI with Poly. The Oracle's Government, Defense, and Intelligence org is seeking consultants that have a passion for software development supporting a number of exciting customers facing engagements. Those who excel in this role are motivated self-starters who love to solve challenging problems and feel comfortable working directly with customers on innovative internal development teams. This role is an integral part of
Posted 35 days ago | Updated 3 hours ago

Senior Software Engineer (Multiple Positions) - Reston, VA

ICF

•

Reston, Virginia, USA

Full-time

ICF Incorporated, LLC: Senior Software Engineer (Multiple Positions) - Reston, VA DUTIES: Planning, design, development, documentation, and release of clinical/healthcare related software applications and databasesParticipate in multiple modeling, simulations, and analysis efforts, and support technical development of solutions.Provide Support to SemanticBits technology team in delivering value added business solutions using tools and technologies such as CSS; HTML, JavaScript, MySQL, React, JA
Posted 56 days ago | Updated 3 hours ago

RF / DSP Software Engineer level 4

Lockheed Martin Corporation

•

Maryland, USA

Full-time

Job Description WHAT WE'RE DOING Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materials. The uninterrupted flow of energy that keeps modern
Posted 60+ days ago | Updated 3 hours ago

Principal User Interface Developer 25k Sign on Bonus

Leidos

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Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal User Interface Developer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed
Posted 41 days ago | Updated 3 hours ago

Biometrics Software Engineer (SME)*

Leidos

•

Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Biometrics Software Engineer (SME) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed
Posted 54 days ago | Updated 3 hours ago

Cyber Software Engineer

Leidos

•

Arlington, Virginia, USA

Full-time

Are you a motivated Cyber Software Engineer with technical hands-on knowledge of mission focused systems? Are you an ethical hacker ready to apply your knowledge to National Security? Join us at the Leidos Innovations Center, Information and Data Science Division, with a group of highly skilled and innovative individuals and a variety of exciting R&D programs. As a Cyber Software Engineer, you will design and implement sophisticated low-level networking and embedded software systems in support
Posted 60+ days ago | Updated 3 hours ago

Sr. Business Analyst

American Association Of Motor Vehicle Admin.

•

Arlington, Virginia, USA

Full-time

Position Summary: Performs the business and technical analysis required to establish a technology and impact assessment for determining the feasibility of AAMVA systems and solutions. Supports the deployment and implementation of AAMVA systems as well as complex programs and related specifications. Essential Duties and Responsibilities: Performs the business and technical analysis required to develop technical specifications, procedures manuals, and implementation guides necessary for all AAMVA
Posted 60+ days ago | Updated moments ago

CNO Developer Computer Scientist

Metrea Management, LLC

•

Maryland, USA

Full-time

Company OverviewMetrea is a defense company dedicated to translating commercial innovation into solutions for the hardest problems in national security. With deep mission expertise, Metrea focuses on delivering effects as-a-service across a spectrum of domains including Air & Space, Electromagnetic & Cyber, and Synthetic. Metrea Management provides central services to eleven (11) global capability units via Operations, Solutions, Strategy, Legal, and Finance teams. Capability Unit Metrea Algorit
Posted 53 days ago | Updated moments ago

Software Engineer 3 - TS/SCI w/Poly

Jacobs

•

Fort Meade, Maryland, USA

Full-time

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Software Engineer 3 to join our team of passionate individuals in Ft. Meade, Maryland. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. Your Impact: As a SWE3, you will develop analytics using Java MapReduce and Python in the Linux (Red Hat version 7+) environment. Y
Posted 60+ days ago | Updated 3 hours ago

Lead Software Engineer

Costar Group

•

Arlington, Virginia, USA

Full-time

Lead Software Engineer Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information and
Posted 60+ days ago | Updated 3 hours ago

Senior Python SDR Software Engineer

Leidos

•

Fort Meade, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Senior Python SDR Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company ma
Posted 22 days ago | Updated 19 hours ago