61 Results for

Principal Engineer Jobs in Dulles, VA

Jobs

Systems Engineer (Cyber) Parsons Corp

Alexandria, VA

$112,200–$196,400 / year

What You'll Be Doing: As a Systems Engineer (Cyber), you will support the Assistant Secretary of Defense for Cyber Policy (ASW Cyber), the Deputy Principal Cyber Advisor (DPCA), and U.S. Cyber Command (USCYBERCOM) by providing technical analysis, capability integration, and program management support to advance cyber capability development and acquisition initiatives. Perform technical assessments of capability documentation, including Initial Capability Documents (ICDs), Capability Needs Statements (CNS), and other requirements and acquisition artifacts to support capability development and investment decisions.

3 days ago

Product Owner - Saas Application Engineer ICF International, Inc

Reston, VA

$98,614–$167,644 / year

As the technical steward for sanctioned SaaS tools, this role partners with Security, Identity, Procurement, Finance, and Enterprise Architects to ensure applications are securely onboarded, access is governed and auditable, and manual work is automated wherever possible, supporting modernization, security, and operational efficiency of the SaaS portfolio. Pay Range- There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.

30+ days ago

Software Engineer - RFGL Systems Spire Global Inc

Washington, DC

$90,000–$130,500 / year

Instead, you will own the operational side: deploying and maintaining production RFGL/SIGINT software systems on AWS, handling data pipelines and integrations (internal + customer-facing), building monitoring tooling and automation, supporting satellite tasking workflows, and troubleshooting/fixing issues across payloads, ground systems, and infrastructure to drive RFGL product success for commercial, government, and defense customers. This is an early-to-mid-career hands-on role ideal for someone who thrives in iterative, production-focused environments and wants to contribute meaningfully to mission-critical space systems without needing deep RF estimation theory expertise upfront.

22 days ago

Product Owner - SaaS Application Engineer ICF International Inc

Reston, VA

$98,614–$167,644 / year

As the technical steward for sanctioned SaaS tools, this role partners with Security, Identity, Procurement, Finance, and Enterprise Architects to ensure applications are securely onboarded, access is governed and auditable, and manual work is automated wherever possible, supporting modernization, security, and operational efficiency of the SaaS portfolio. Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.

30+ days ago

(DoD SkillBridge) Guidance Navigation Control (GNC) Engineer - level 3 or 4 Northrop Grumman Corp

$114,000–$171,000 / year

This program provides a comprehensive internship experience including professional development, networking with leadership, and training specifically focused on NG leadership principles, company history, customer/stakeholder engagement, product and service overview, and core job responsibilities. Received Unit Commander (first O-4/Field Grade commander in chain of command) written authorization and approval to participate in DoD SkillBridge Program prior to the start of the internship.

30+ days ago

Principal/Sr. Principal Systems Engineer Northrop Grumman Corp

$114,000–$171,000 / year

Experience in any of the following areas is also desired: orbital mechanics, orbital debris modeling, spacecraft attitude control, power systems and modeling, avionics or digital electronics design, risk analysis, communications, or spacecraft integration and testing. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.

30+ days ago

Software Engineer - RFGL Systems Spire

Vienna, VA

$90,000–$130,500 / year

20 days ago

Senior NetDevOps Engineer Procisive LLC

Washington, DC

$100,000–$140,000 / year

This role combines network engineering, infrastructure automation, cloud connectivity, and systems engineering. Seeking a hands-on NetDevOps Engineer to support and improve enterprise network and infrastructure environments.

6 days ago

Systems Administrator Sr Principal (TS/SCI with Poly Required) GCI, Inc.

The employees supporting our customers deliver unique, high-value mission solutions while effectively leveraging the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. Demonstrated experience with Hypervisor technologies (Hyper-V virtual machines, virtual networking and failover clustering, KVM, VMware, ESXi and vCenter virtual machines, virtual networking and failover capabilities, etc.).

11 days ago

Legal Practice Technology Principal of Review & AI Services Kirkland & Ellis LLP

$203,000–$253,000 / year

Working knowledge of LLM capabilities and limitations, including hallucination risks, consistency challenges, and document-by-document versus corpus-level review distinctions, with the ability to apply GenAI solutions across the review lifecycle, including document summarization, privilege and PII identification, early case assessment, and multi-issue classification, with the ability to assess model performance and implement human-in-the-loop quality controls. Demonstrated experience designing, iterating, and validating GenAI-assisted document review workflows, with hands-on proficiency with LLM-based review tools, the ability to develop and refine model prompts, apply statistical validation techniques (recall, precision, and elusion testing), and produce defensible AI methodology documentation suitable for disclosure to opposing counsel or regulators.

30+ days ago

Aviation Safety Inspector (AC - Flight Oversight), Principal Oversight Inspector U.S. Department of Transportation

Washington, DC

$107,446–$139,684 / year

Significant investments are advancing the research and development of autonomous vehicles, environmentally friendly electric aircraft, high-speed and long-endurance solar-powered aircraft, and new types of space vehicles. Medical Requirements: Applicants must be physically able to perform the duties of the Aviation Safety Inspector position in a safe and efficient manner, and must meet all of the following requirements: A. Have a good distant vision in each eye and be able to read printed materials the size of typewritten characters (glasses and contact lenses permitted) without strain; B.

23 days ago

Bridge Designer, Principal Parsons Corp

$35.96–$62.93 / hour

Parsons is a leading provider of engineering, design, and program management services for critical transportation infrastructure across the U.S. We deliver safe, resilient, and sustainable solutions for our clients, including state Departments of Transportation and local agencies. In the DMV region, our teams support complex bridge and transportation projects for DDOT, VDOT, and MDOT, helping to improve mobility and connectivity for the communities we serve.

30+ days ago

Principal Technical Lead Software Engineering MongoDB - North America Software Center Taiwan Semiconductor Manufacturing Co Ltd

Washington, WA

$166,800–$223,050 / year

Strong technical leadership skills with at least 3 years in a leadership role, setting direction for database and system optimization projects. As the world's leading semiconductor foundry, we partner with top tech companies to drive advancements in industries such as healthcare, automotive, consumer electronics, and renewable energy.

10 days ago

Bridge Designer, Principal Parsons Commercial Technology Group Inc.

Washington D C, DC

$35.96–$62.93 / hour

30+ days ago

Principal Identity, Credential, and Access Management (ICAM) Architect Huntington Ingalls Industries Inc

Springfield, VA

5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience. When extending an offer, HIIs Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the roles function and a candidates education or training, work experience, and key skills.

30+ days ago

Senior Front-End Software Development Engineer Vantor

Herndon, Virginia

Vantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. This role requires close collaboration with product owners, UX designers, back-end engineers, data engineers, and cybersecurity personnel within an Agile development environment.

30+ days ago

Senior Software Engineer Zoominfo Technologies Inc

Bethesda, MD

Remote

$163,800–$257,400 / year

In this role, you will have broad authority to drive the direction of our technographic data services, building world-class data pipelines and systems to process billions of signals and data points. About us: ZoomInfo (NASDAQ: GTM) is the Go-To-Market Intelligence Platform that empowers businesses to grow faster with AI-ready insights, trusted data, and advanced automation.

30+ days ago

DevSecOps Engineer (TS/SCI) Maxar Technologies Inc (Inactive)

Herndon, VA

$124,000–$165,000 / year

Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range.

30 days ago

Test Engineer (TS/SCI) Maxar Technologies Inc (Inactive)

Herndon, VA

$90,000–$120,000 / year

Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. As an industry-leading earth observation satellite imagery provider, Vantor unlocks the promise of space to help governments and businesses solve problems on Earth and beyond.

30+ days ago

Information System Security Engineer SME ECS Federal LLC

$175,000–$190,000 / year

Responsible for leading the implementation of the Security Assessment and Authorization (SAA) Program: Lead, mentor, and supervise a team of security professionals responsible for the end-to-end implementation of the RMF lifecycle for Enterprise IT systems. Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts.

30+ days ago