1,171 Results for

Principal Engineer Jobs in Dulles, VA

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Principal Sales Account Executive, Enterprise Behavox

Tysons Corner, VA

Strategic account ownership and influence- Retains long-term commercial ownership of global strategic accounts while setting the bar for enterprise sales execution through influence on vertical sales strategy, value frameworks, and executive messaging without people management or formal authority. Global strategic outbound and pipeline ownership- Owns outbound pipeline creation for top-tier global strategic accounts, with heavy reliance on direct AE-led prospecting and partnership with SDR and Marketing to engage senior executives across business units and geographies.

30+ days ago

Principal Cyber Systems Admin / Sr. Principal Cyber Systems Admin Northrop Grumman Corp

Chantilly, VA

$103,600–$155,400 / year

We strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. The successful candidate will be expected to monitor, maintain, and provide Tier-2 and Tier-3 support of a mission critical network infrastructure, collect data for analysis, perform network upgrades, and be able to produce documentation and diagrams of the work they perform.

30+ days ago

Lead / Principal Enterprise Architect LCG, Inc.

Rockville, MD

$160,000–$185,000

This role bridges business strategy and technical execution: partnering with executive stakeholders to understand business drivers, working with vendors to evaluate and integrate commercial products, and collaborating closely with existing development teams to translate architectural vision into effective, buildable designs. The role does not require day-to-day hands-on application development; however, the architect must be technically proficient enough to evaluate solutions, challenge technical approaches, guide development teams, and translate architectural concepts into implementable designs.

30+ days ago

Principal Transportation Planner Pedestrian/Bicycle Coordinator City of Rockville, MD

Rockville, MD

$86,016–$141,927 / year

Education and Experience: Bachelors degree with major coursework in urban planning, transportation planning, transportation engineering, or closely related field and six (6) years of progressively responsible work in the planning of pedestrian and bicycle initiatives and projects, or any equivalent combination of education and experience. Considerable knowledge of the principles and practices of transportation planning as applied to the planning design and construction of pedestrian walkways, bike paths, urban streets, traffic control devices, street lighting, etc.

13 days ago

Principal 5G/ Nextg Cybersecurity Architect The MITRE Corporation

Mclean, VA

$172,800–$216,000 / year

MITRE Technology & Engineering applies the expertise of technical staff and subject matter experts across our programs by fostering and developing technical talent, stewarding technical depth, conceiving and executing research, and ensuring MITRE's capabilities - people, methods, labs, platforms, and environments - remain on the leading edge. MITRE's Secure Enterprise and Cloud Architectures Department (L523) in the Cyber Engineering Division provides subject matter expertise and consulting to Federal Government sponsors in enterprise-wide security architecture, with specific emphasis on cloud computing, zero trust architecture, 5G/ nextG, and networking technologies.

15 days ago

Principal Client Partner 3Pillar Global, Inc.

Bring a genuine point of view - grounded in BFSI or healthcare domain depth, or deep technical expertise - on how technology, AI, automation, and agentic services can help clients solve problems, accelerate delivery, or unlock new product/business opportunities. With teams across North America, Europe, Latin America, and Asia, we work with the most ambitious companies in financial services, healthcare, media, and technology - helping them move faster, modernize boldly, and compete on their own terms.

14 days ago

Principal Solutions Architect Link Solutions Inc

McLean, VA

In addition, a demonstrated ability to rapidly evaluate emerging technologies, translate them into practical mission capabilities, and develop differentiated technical solutions supporting both strategic pursuits and corporate capability development. This individual will serve as the technical lead across capture, proposal, business development, operational, and engineering teams, helping shape differentiated solutions and long-term technical strategy.

8 days ago

Principal Architect SME - CyberArk Jazz Solutions

Ashburn, Virginia

Design and maintain secure privileged account management across Windows, Linux/Unix, databases, network devices, mainframes, applications, cloud platforms, service accounts, and non-person entities (NPEs). Position Qualifications/Experience/Education: Required Qualifications: • Bachelor’s degree in Computer Science, Cybersecurity, Engineering, Information Systems, or related field; 10+ years of cybersecurity/IAM experience with 7+ years of deep CyberArk PAM engineering/architecture experience.

8 days ago

Kearney Strategic Operations Plan Principal A.T. Kearney Inc

Washington DC, DC

$245,000–$270,000 / year

This is a high-impact role for a seasoned consulting leader with deep expertise in end-to-end planning who can engage senior executives, lead complex transformations, and drive measurable client impact. Candidates should bring experience in manufacturing, engineered products, heavy equipment, energy-adjacent chemicals, or non-pharma healthcare, with exposure to large-scale operations and complex commercial environments.

19 days ago

(SkillBridge) Sr Principal Airborne Systems Operator (Top Secret Required; Chantilly VA) Northrop Grumman Corp

Chantilly, VA

$142,200–$213,400 / 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. The NG-MIP program is an opportunity for transitioning service members to gain valuable civilian work experience through an individual internship during their last 6 months of service, for up to 180 days.

22 days ago

Principal Network Systems Researcher STR

Arlington, Virginia

As a Principal Network Systems Researcher, you will utilize State of the Art (SOTA) deep learning methods, networking expertise, and systems engineering skills to work with disparate and unlabeled data sources and advanced real-time data communications and networking solutions. Our team consists of passionate and motivated engineers with advanced degrees in engineering, computer science, mathematics, and data science, who are seeking opportunities to use their deep technical knowledge and creativity to tackle some of the hardest problems that our customers face.

5 days ago

Cybersecurity Engineer Sr Principal GD Information Technology

McLean, Virginia

Collaborate with enclave engineers, system administrators, and vendors to administer and maintain core security applications (SIEM, vulnerability scanning, endpoint protection, insider threat tooling) that safeguard the environment. Utilize Red Hat/Linux, Splunk, Tenable, Trellix, Teramind, and Microsoft Active Directory/Group Policy to implement and validate security controls, maintain visibility, and provide actionable insights into the enclave’s security posture.

30+ days ago

Principal Marketing Data Ops Engineer II GEICO GENERAL INSURANCE COMPANY

Bethesda, MD

GEICO's Independent Agent organization runs an enterprise-scale messaging automation platform that powers customer email and SMS across sales, service, and claims journeys. You'll work directly with CRM/marketing automation engineering and campaign operations teams to make audience and event data available, reliable, and easy to use.

30+ days ago

Principal Data Architect Mitre Corp

McLean, VA

$171,000–$213,500 / year

Understanding of the architectural role, tradeoffs, and fit-for-purpose use of technologies such as: Relational and NoSQL databases; Distributed data processing and analysis tools; Workflow orchestration tools; Object storage (both on-prem and cloud-based solutions); Data Lakehouse platforms, open table formats, and lakehouse patterns; Data cataloging tools. Preferred Qualifications: Master's degree in Computer Science, Data Science, Information Systems, or related field with 8 years of relevant experience; PhD in Computer Science, Data Science, Information Systems, or related field with 5 years of relevant experience.

30+ days ago

Senior Principal Directory Services Architect General Dynamics Information Technology

Washington

To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.

14 days ago

Senior Principal Directory Services Architect GD Information Technology

Washington

9 days ago

Quantum Computing / Cryptography Engineer ClearFocus Technologies

District of Columbia

Owns the post-quantum cryptography scope for the task order — cryptographic inventory, migration planning, and the analysis behind both. We are committed to attracting and retaining the best and brightest talent who desire to work with industry leading technology to stay on top of their profession.

30+ days ago

Exchange Engineer CACI

Ashburn, Virginia

$120,800–$265,800 / year

Bachelor's degree + 13 years of experience in related fields, such as Microsoft Exchange administration, email systems engineering, messaging infrastructure, collaboration platforms, or systems administration; equivalencies considered. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.

20 days ago

SIGINT Systems Engineer Science Applications International Corp

Chantilly, VA

Contribute to the development or assessment of system Concept of Operations, Requirements Documents, Test Plans, Contract Statements of Work, Systems Engineering Plans, as well as the "staff work" needs of the government (e.g., action items, weekly reports, etc.), including support to government acquisitions and source selections. Members of the team apply aspects of electrical engineering, aerospace engineering, systems engineering, and computer and data science to perform analysis under the guidance of the SIGINT Flight Team Lead and in close collaboration with one another.

30+ days ago

Mechanical Engineer Northrop Grumman Corp

Chantilly, VA

$83,400–$125,200 / year

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. Roles and Responsibilities: Create designs, perform analysis, integrate hardware, test deliverables, and generate documentation for hardware systems and systems of systems.

30+ days ago

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Principal Engineer Jobs in Dulles, VA

Principal Sales Account Executive, Enterprise Behavox

Principal Cyber Systems Admin / Sr. Principal Cyber Systems Admin Northrop Grumman Corp

Lead / Principal Enterprise Architect LCG, Inc.

Principal Transportation Planner Pedestrian/Bicycle Coordinator City of Rockville, MD

Principal 5G/ Nextg Cybersecurity Architect The MITRE Corporation

Principal Client Partner 3Pillar Global, Inc.

Principal Solutions Architect Link Solutions Inc

Principal Architect SME - CyberArk Jazz Solutions

Kearney Strategic Operations Plan Principal A.T. Kearney Inc

(SkillBridge) Sr Principal Airborne Systems Operator (Top Secret Required; Chantilly VA) Northrop Grumman Corp

Principal Network Systems Researcher STR

Cybersecurity Engineer Sr Principal GD Information Technology

Principal Marketing Data Ops Engineer II GEICO GENERAL INSURANCE COMPANY

Principal Data Architect Mitre Corp

Senior Principal Directory Services Architect General Dynamics Information Technology

Senior Principal Directory Services Architect GD Information Technology

Quantum Computing / Cryptography Engineer ClearFocus Technologies

Exchange Engineer CACI

SIGINT Systems Engineer Science Applications International Corp

Mechanical Engineer Northrop Grumman Corp

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