C++ Jobs in Washington, DC

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Red Team Engineer

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: HYBRID Device Exploitation Engineer Are you passionate about cybersecurity and disc
Posted 60+ days ago | Updated 6 hours ago

Software and Data Engineer

Booz Allen Hamilton

•

Maryland, USA

Full-time

Job Number: R0221136 Software and Data Engineer The Opportunity: As a Software and Data Engineer, you're excited at the prospect of unlocking the secrets held by a data set, and you're fascinated by the possibilities presented by IoT, quantum computing, machine learning, and artifi cia l intelligence. If you care about moving a mission forward as much as advancing the fields of data science and software engineering, this is the opportunity for you. Your deep data and systems architecture expert
Posted 40 days ago | Updated 7 hours ago

Software Engineer, Anduril Cyber

Aduril Industries

•

Reston, Virginia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c
Posted 40 days ago | Updated 6 hours ago

Digital Signal Processing (DSP) Engineer

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Digital Signal Processing (DSP) Engineer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly skilled and innovative Digital Signal Processing (DSP) Engineer to join our team and develop cutting-edge solutions in signal analysis and processing. In this role, you will design, implement, and optimize DSP algorithms to support advanced communication and data systems. You will work collaboratively with a
Posted 60+ days ago | Updated 6 hours ago

Engineering Technician (Secret Clearance)

Harris Corporation

•

Ashburn, 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
Posted 16 days ago | Updated 6 hours ago

Cyber Security Engineer

Leidos

•

Springfield, Virginia, USA

Full-time

Description 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 operationa
Posted 45 days ago | Updated 1 day ago

GMS SYSTEM ENGINEER

Datronix Solutions

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Remote

Contract

We are seeking a skilled GMS Support Engineer(100% Remote) with hands-on experience in GE eTerra to support configuration, maintenance, troubleshooting, and operational processes within our Grid Management System. The ideal candidate will be proficient in SCADA model updates, switch order management, and both server-side and client-side system administration. Key Responsibilities: Configure and maintain GE eTerra systems including server and client environments Monitor GMS operations and respond
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Posted 3 days ago

Signal/Image Process Engineer, Sr

Lockheed Martin Corporation

•

Manassas, Virginia, USA

Full-time

Job Description Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. What We're Doing At Lockheed Martin Rotary & Mission Systems, we are driven by innovation and integrity
Posted 60+ days ago | Updated 6 hours ago

Senior Cyber Capability Developer (Reverse Engineer)

Leidos

•

Lorton, Virginia, USA

Full-time

Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the area
Posted 46 days ago | Updated 6 hours ago

Senior Security Officer

ManTech

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Washington, District of Columbia, USA

Full-time

MANTECH seeks a motivated, career and customer-oriented Senior Security Officer (SSO), to join our team based in Washington, DC. As a Senior Security Officer (SSO), this position plays a critical role in supporting the SCIF facilities and industrial security (FSO) and personnel security (PERSEC) program for our customer. Responsibilities include but are not limited to: Serve as the primary SCIF access approver during normal operations (5 days/week) to include providing INDOC and special sec
Posted 11 days ago | Updated moments ago

Senior Security Officer

ManTech

•

Washington, District of Columbia, USA

Full-time

MANTECH seeks a motivated, career and customer-oriented Senior Security Officer (SSO), to join our team based in Washington, DC. As a Senior Security Officer (SSO), this position plays a critical role in supporting the SCIF facilities and industrial security (FSO) and personnel security (PERSEC) program for our customer. Responsibilities include but are not limited to: Serve as the primary SCIF access approver during normal operations (5 days/week) to include providing INDOC and special securit
Posted 11 days ago | Updated 6 hours ago

Systems Integration Test Engineer

SAIC

•

Chantilly, Virginia, USA

Full-time

Job ID: 2506986 Location: CHANTILLY, VA, US Date Posted: 2025-06-25 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: No 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 Systems Integration Test Engineer to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program, supporting the NRO's Gro
Posted 31 days ago | Updated 4 hours ago

Principal Cyber Engineer

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
Posted 60+ days ago | Updated 6 hours ago

BASE24-eps Consultant

Unique System Skills LLC

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Remote

Contract, Third Party

Need to have expertise in Base24-eps modules and components like interfaces ATM and POS device handlers prefix routing IAUTH SAF Journal etc.Perform Base24-eps installation configuration and customizations as per the business requirements.Should have Base24-eps integration experience with other Payment products like ACI UPFHave hands-on expertise in both product development and custom specific modificationsUnderstanding of Base24-eps source codes, application debugging and problem resolutionLead
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Posted 10 days ago | Updated 3 days ago

Software Dev Engineer - Software Dev Engineer IV

Apex Systems

•

Arlington, Virginia, USA

Full-time

Job#: 2082407 Job Description: Intro: We're seeking a skilled and driven Senior Software Engineer to join our dynamic team. If youre passionate about building enterprise-scale applications and solving complex technical challenges, this opportunity offers a chance to make a real impact. Our clients include leaders in finance and technology, and we pride ourselves on delivering staffing solutions that meet high-growth demands with speed and precision. Job Description: As a Senior Software Engin
Easy Apply
Posted 4 days ago | Updated 7 hours ago

Senior Engineering Manager / Software - Flight Simulation (Onsite)

RTX Corporation

•

Sterling, Virginia, USA

Full-time

Date Posted: 2025-07-09 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 Senior Engineering Manager / Software - Flight Simulation (Onsite) The Simulation & Training Solutions (STS) Software Engineering de
Posted 12 days ago | Updated 6 hours ago

Expert CNO Software Developer

ManTech

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Maryland, USA

Full-time

ManTech is seeking a motivated, career and customer-oriented Expert CNO Software Developer to join our team in Hanover, MD. As a valued member of our organization, you will play a pivotal role in developing advanced cyber capabilities while delivering exceptional service to our clients. Responsibilities include, but are not limited to: Design and develop new hardware or software based CNO capabilities.Manage the designing, developing, documenting, testing, and debugging of applications software
Posted 60+ days ago | Updated 14 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 6 hours ago

2025 Graduate - Missile Defense Engineer/Scientist - Cross Domain Battle Management

Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Are you interested in exciting opportunities solving the most important challenges defending the United States, our forces, and our allies from air and missile threats? If so, we'd love to have you join our team! The Cross-Domain Battle Management Group is seeking innovative and hard-working graduates with a degree in a technical field. Join us to work in an exciting and collaborative environment where we tackle challenging technical national security problems. Our group specialize
Posted 60+ days ago | Updated 6 hours ago

Domain Architect

Techgroup America Inc.

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Remote

Contract

Job Details Domain Architect Location: Chicago IL Remote Duration: Through End of Year Responsibilities: Provide architectural vision to appropriately align IT to strategic business needs and goals. Apply knowledge of the business operations, strategies, priorities and information requirements to establish the technical direction and an enterprise view. Define enterprise level strategies and technical direction. Define the system, technical, and application architectures. Ensure best practices
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Posted 4 days ago | Updated 3 days ago