c Jobs in District of Columbia

261 - 280 of 998 Jobs

TS/SCI Network Software Development EngineerJob Title - TS/SCI Network Software Development Engineer

Parsons Services CompanyCompany Name - Parsons Services Company

•

Centreville, 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: Parsons is seeking Network Software Development Engineers with experience in either C

Cyber Security EngineerJob Title - Cyber Security Engineer

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

We are seeking a Cyber Security Engineer who is responsible for developing and implementing advanced security solutions to defend critical systems, networks, and data against evolving cyber threats. This role combines technical expertise in both software and hardware to support the design and deployment of defensive cyber measures. The engineer conducts research on current and emerging cyber threats, identifies vulnerabilities, and ensures that development environments and operational systems re

iOS/ Android Exploit EngineerJob Title - iOS/ Android Exploit Engineer

Parsons Services CompanyCompany Name - 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: iOS/Android Developers are you looking to upgrade your clearance and increase your m

Software EngineerJob Title - Software Engineer

Parsons Services CompanyCompany Name - Parsons Services Company

•

Herndon, 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: Parsons is looking for an amazingly talented Software Engineer to join our team! Qua

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

•

Chantilly, Virginia, USA

Full-time

Description We are seeking a highly skilled Cyber Security Engineer supporting the NRO cyber operations group or Industrial Control Systems group at each site by working with the Information Security Offices to design, implement, and support defensive security solutions that safeguard mission-critical systems and data. The ideal candidate will have deep expertise in cyber threat research, vulnerability assessment, and secure software development practices. This role focuses on protecting network

Cyber Software EngineerJob Title - Cyber Software Engineer

Parsons Services CompanyCompany Name - Parsons Services Company

•

Annapolis, Maryland, 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: Parsons is seeking highly skilled Software Engineers to develop cyber solutions in s

Mid-Level Capabilities Development EngineerJob Title - Mid-Level Capabilities Development Engineer

General DynamicsCompany Name - General Dynamics

•

Maryland, USA

Full-time

Type of Requisition: Pipeline 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: Engineering (General) Job Qualifications: Skills: C Sharp (Programming Language), Development Software, Embedded Software, Embedded Systems Certifications: None Experience: 0 + years of related experience ship Required: Yes Job Description: Designs, develops, tests and evaluates el

Hardware/Storage EngineerJob Title - Hardware/Storage Engineer

Accenture LLPCompany Name - Accenture LLP

•

Chantilly, 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

Cleared DevOps EngineerJob Title - Cleared DevOps Engineer

Parsons Services CompanyCompany Name - Parsons Services Company

•

Centreville, 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: Are you looking for an amazing team that is invested in mentoring and growing your D

Mid Software EngineerJob Title - Mid Software Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Fort Meade, Maryland, USA

Full-time

Job Number: R0220998 Software Engineer, Mid The Opportunity: Are you looking for an opportunity to combine your te chn ical skills with big-picture thi nk ing to serve as the lead to modernizing a client-critical mission system? You'll have the chance to contribute to transitioning mission data flows from legacy systems to a modernized data flow architecture, defining te chn ical and process improvements to achieve improved mission performance and compliance, and defining improved decision logi

Cyber/Electronic Warfare EngineerJob Title - Cyber/Electronic Warfare Engineer

RTX CorporationCompany Name - RTX Corporation

•

Columbia, Maryland, USA

Full-time

Date Posted: 2025-07-24 Country: United States of America Location: MD720: 9861 Broken Land Pkwy Columbia 9861 Broken Land Parkway Suite 400, Columbia, MD, 21046 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: Top Secret RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for comm

Cyber/Electronic Warfare Engineer IIJob Title - Cyber/Electronic Warfare Engineer II

RTX CorporationCompany Name - RTX Corporation

•

Columbia, Maryland, USA

Full-time

Cyber/EW Research Engineer IIJob Title - Cyber/EW Research Engineer II

RTX CorporationCompany Name - RTX Corporation

•

Columbia, Maryland, USA

Full-time

TS/SCI DevOps EngineerJob Title - TS/SCI DevOps Engineer

Parsons Services CompanyCompany Name - Parsons Services Company

•

Centreville, 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: Cleared DevOps At Parsons, we are at the forefront of innovation, delivering cuttin

Associate Reverse Engineer/Vulnerability Researcher - TS/SCIJob Title - Associate Reverse Engineer/Vulnerability Researcher - TS/SCI

Parsons Services CompanyCompany Name - Parsons Services Company

•

Annapolis, Maryland, 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: Parsons is looking for an amazingly talented Associate Reverse Engineer/Vulnerabilit

CNO DeveloperJob Title - CNO Developer

Apex SystemsCompany Name - Apex Systems

•

Maryland, USA

Full-time

Job#: 2074804 Job Description: The Computer Network Operations (CNO) Developer Lead IV will provide team and technical leadership in the designing, developing, documenting, testing, debugging and maintenance of hardware or software based CNO capabilities. They will apply their knowledge of security concepts and networks to their work, while effectively communicating project status to leadership and customers. Ensuring compliance with software standards will be a primary focus of their role. The

Senior DevOps EngineerJob Title - Senior DevOps Engineer

LeidosCompany Name - Leidos

•

Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a DevOps 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 match and immediate v

Senior CNO Software Engineer - OS, Hypervisor, UEFI/BIOS SpecialistJob Title - Senior CNO Software Engineer - OS, Hypervisor, UEFI/BIOS Specialist

DraperCompany Name - Draper

•

Remote or Reston, Virginia, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

•

Chantilly, Virginia, USA

Full-time

We are seeking a highly skilled Cyber Security Engineer supporting the NRO cyber operations group or Industrial Control Systems group at each site by working with the Information Security Offices to design, implement, and support defensive security solutions that safeguard mission-critical systems and data. The ideal candidate will have deep expertise in cyber threat research, vulnerability assessment, and secure software development practices. This role focuses on protecting networks, data, and

Senior Advanced Digital Signal Processing (DSP) Software EngineerJob Title - Senior Advanced Digital Signal Processing (DSP) Software Engineer

General DynamicsCompany Name - 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 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience. Agile experience preferred. Must have Digital Signal Processing (DSP), C++ and MATLAB experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government