Principal Engineer Jobs in District of Columbia

21 - 40 of 875 Jobs

LINUX Sr Principal Systems Engineer - Active Top Secret RequiredJob Title - LINUX Sr Principal Systems Engineer - Active Top Secret Required

General DynamicsCompany Name - General Dynamics

•

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Computer Engineering, Linux, Red Hat Enterprise Linux (RHEL) Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Job Description Senior Principal Systems Engineer - Linux Design, deploy, integrate and maintain Li

Principal DevSecOps Lead EngineerJob Title - Principal DevSecOps Lead Engineer

Accenture LLPCompany Name - Accenture LLP

•

Springfield, 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

Senior Principal Software Engineer (Onsite)Job Title - Senior Principal Software Engineer (Onsite)

RTX CorporationCompany Name - 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

Principal EngineerJob Title - Principal Engineer

POWER Engineers, IncCompany Name - POWER Engineers, Inc

•

Remote or Meridian, Idaho, USA

Full-time

Principal Engineer Job Summary POWER Engineers, Member of WSP is seeking a senior-level electrical engineer to work as a Principal Engineer in the Power Delivery Substation Specialty Services Department in our Substation Business Unit (SBU). This individual is expected to independently develop and apply advanced engineering techniques, concepts, and approaches to unique engineering problems. This principal technical advisor role will lead in assimilating and disseminating complex engineering co

Principal Engineer - Developer ToolingJob Title - Principal Engineer - Developer Tooling

CVS HealthCompany Name - CVS Health

•

Minnesota, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w

Principal Integration Engineer SPMJob Title - Principal Integration Engineer SPM

LeidosCompany Name - Leidos

•

Herndon, Virginia, USA

Full-time

Description Leidos has a new and exciting opportunity for an Integration Scrum Team PM 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 i

Software Engineer V / Sr. Principal EngineerJob Title - Software Engineer V / Sr. Principal Engineer

Medifast, Inc.Company Name - Medifast, Inc.

•

Remote or Baltimore, Maryland, USA

Full-time

About the Opportunity At Medifast, our team members are relentless in our mission of driving Lifelong Transformation, Making a Healthy Lifestyle Second Nature . When you join Medifast, you become part of a dynamic, fast-growing community of highly motivated, like-hearted people who share a passion for promoting health and wellness. Just as OPTAVIA Coaches inspire Clients to reach their personal wellness goals, at Medifast, we inspire each other to bring our best to work each day to further our s

Principal Tunnel EngineerJob Title - Principal Tunnel Engineer

Parsons Services CompanyCompany Name - Parsons Services Company

•

Washington, District of Columbia, 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 Principal Tunnel Engineer to join our t

Principal Software EngineerJob Title - Principal Software Engineer

LeidosCompany Name - Leidos

•

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal 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 match and immediate v

Principal Kubernetes Software EngineerJob Title - Principal Kubernetes Software Engineer

LeidosCompany Name - Leidos

•

Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Principal Kubernetes 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% compan

PRINCIPAL ENGINEER - STAFF ENGINEER - Spacecraft Systems EngineerJob Title - PRINCIPAL ENGINEER - STAFF ENGINEER - Spacecraft Systems Engineer

Southwest Research InstituteCompany Name - Southwest Research Institute

•

Remote or San Antonio, Texas, USA

Full-time

Who We Are: The Spacecraft Development Department is a group of innovative engineers, program managers, and technicians developing unique spacecraft solutions for challenging space missions. We design and fabricate custom solutions to explore the boundaries of science or solve complex problems not yet delivered by industry to accommodate a variety of payloads. This position has the option of being a fully remote in the following states: AL, AZ, AR, CO, Dis. of Columbia, FL, GA, MA, MD, MI, MN,

Water Utility Principal Electrical EngineerJob Title - Water Utility Principal Electrical Engineer

Ignitec Inc.Company Name - Ignitec Inc.

•

Laurel, Maryland, USA

Full-time

Principal Electrical Engineer This is a Full-Time Hybrid-Remote (3 days per week on-site) in Laurel, MD. This is a Direct Hire position with a Water Utility/ Water Treatment & Distribution Company. Full benefit, PTO, and paid holidays. Number of Available Positions: 2 Salary Target: $120K-$190K/YR (Salary is flexible based on the relevant years of professional experience and background related to the position) Requirements: ship or Work Status Authorization; PE License is required (or has the a

Principal EngineerJob Title - Principal Engineer

Pinterest, Inc.Company Name - Pinterest, Inc.

•

Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility

Principal Systems EngineerJob Title - Principal Systems Engineer

LeidosCompany Name - Leidos

•

Fort Meade, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Principal System 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 i

Principal Cybersecurity EngineerJob Title - Principal Cybersecurity Engineer

NuLeapCompany Name - NuLeap

•

Remote or US

Third Party

Job Summary (List Format): - Lead the design and implementation of secure, scalable, and high-performance cloud-based systems. - Architect and develop backend systems using Rust (Tokio, Actix, Axum, Rocket) and Scala (Akka, ZIO, Cats, Play). - Ensure secure execution environments utilizing WebAssembly (WASM). - Employ extensive AWS services (Lambda, ECS, S3, API Gateway, CloudFront, DynamoDB, GuardDuty, WAF, Security Hub, KMS) for cloud infrastructure and security. - Implement and enforce AP

Principal Engineer - High Speed Analog IC Research &Development (32629)Job Title - Principal Engineer - High Speed Analog IC Research &Development (32629)

Myticas LLCCompany Name - Myticas LLC

•

Remote or Sunnyvale, California, USA

Contract

Our client is seeking a Principal Engineer - High Speed IC Research & Development. This role offers the opportunity to contribute to the development of high-performance analog ICs that enable next-generation communication networks. Responsibilities: Design, lay out, and bring up ultra high-speed analog ICs Drive the development and validation of custom ICs for high-capacity networking systems Collaborate with verification, CAD, product, and test engineering teams to define and execute DVT and

Principal Network EngineerJob Title - Principal Network Engineer

LeidosCompany Name - Leidos

•

McLean, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Principal Network 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 ves

Principal Engineer, DevOpsJob Title - Principal Engineer, DevOps

Harman InternationalCompany Name - Harman International

•

Texas, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role Join our team as a DevOps Engineer and help build the infrastructure and deployment systems for a revolutionar

Principal Engineer, Design Engineering (Hybrid)Job Title - Principal Engineer, Design Engineering (Hybrid)

RTX CorporationCompany Name - RTX Corporation

•

Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-05-27 Country: United States of America Location: PW222: PW Puerto Rico Road 110 North Km28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Pratt & Whitney is working to once again transform the future of flight-designing, building and servicing engines unlike any the world has ever seen. And because transformation begins from within, we're s

(Remote) Principal EngineerJob Title - (Remote) Principal Engineer

First American Financial CorporationCompany Name - First American Financial Corporation

•

Remote or Santa Ana, California, USA

Full-time

Who We Are Join a team that puts its People First! Since 1889, First American (NYSE: FAF) has held an unwavering belief in its people. They are passionate about what they do, and we are equally passionate about fostering an environment where all feel welcome, supported, and empowered to be innovative and reach their full potential. Our inclusive, people-first culture has earned our company numerous accolades, including being named to the Fortune 100 Best Companies to Work For list for ten conse