23 Results for

Principal Jobs in Markham, VA

Jobs

Manassas, VA30+ days ago

Share by Email Share on LinkedIn Share on X (http://www.x.com/intent/post?url=https%3A%2F%2Fcareers.learningcaregroup.com%2Fsearch%2Fjobdetails%2Fx%2F3f975df4-f8fc-49af-b445-5971ca220efa%3Futm_campaign%3Dss_x) The Principal is responsible for all aspects of effective school operations, ensuring the safety of the children, supervising the school staff, and managing delivery of quality early education programming.

Manassas, VA16 days ago

Embedded in our Integrated Product Development Team (IPDT), your focus will be on electrical and avionics systems installation, applying DFM and DFA principles to enable efficient, scalable final assembly operations - and ensuring production test processes are built in from day one. Our Ultra Short technology unlocks thousands of new operating locations and enables what we call Direct Aviation: quiet, point-to-point regional travel that gets people from where they are to where they want to go, without the congestion of major airports or the noise of conventional aviation.

Manassas, VA16 days ago

Our Ultra Short technology unlocks thousands of new operating locations and enables what we call Direct Aviation: quiet, point-to-point regional travel that gets people from where they are to where they want to go, without the congestion of major airports or the noise of conventional aviation. As our Principal Manufacturing Engineer – Primary Structures, you'll take on one of the most consequential roles in the EL9 build: owning manufacturability and integration for major load-bearing structures - fuselage, wing, empennage, and primary structural assemblies.

Manassas, VA30+ days ago

Electra.aero is seeking a Principal Flight Controls Engineer to serve as a senior technical authority and flight controls certification subject‑matter expert for the EL9 Ultra Short Takeoff and Landing aircraft. At Electra, we're pioneering sustainable aviation by developing hybrid-electric Ultra Short Takeoff and Landing aircraft designed to transform regional air mobility by making air travel more efficient, quieter, and environmentally friendly.

Manassas, VA30+ days ago

This role will be responsible for the aircraftelectrical systems - including power distribution, energy storage, conversion, and system safety protections - ensuring reliable, certifiable, and high-performance operation across the full aircraft lifecycle. At Electra, we're pioneering sustainable aviation by developing hybrid-electric Ultra Short Takeoff and Landing aircraft designed to transform regional air mobility, by making air travel more efficient, quieter, and environmentally friendly.

Manassas, VA16 days ago

Our Ultra Short technology unlocks thousands of new operating locations and enables what we call Direct Aviation: quiet, point-to-point regional travel that gets people from where they are to where they want to go, without the congestion of major airports or the noise of conventional aviation. This is a hands-on leadership role - you'll mentor junior engineers, own the architecture of our simulation labs, and build the data management and automated test processes that engineering depends on to move the EL9 toward certification.

Chantilly, Virginia30+ days ago

Bachelor's degree with 8 years of relevant experience, a Master’s degree with 6 years of relevant experience, a PhD with 4 years of relevant experience, or 12 years of relevant experience in lieu of a degree. Bachelor's degree with 5 years of relevant experience, a Master’s degree with 3 years of relevant experience, a PhD with 1 year of relevant experience, or 9 years of relevant experience in lieu of a degree.

Manassas, VA30+ days ago

About Electra:At Electra, we're pioneering sustainable aviation by developing hybrid-electric Ultra Short Takeoff and Landing aircraft designed to transform regional air mobility, by making air travel more efficient, quieter, and environmentally friendly. Able to operate from soccer field-sized spaces, our Ultra Short unlocks a new era of aviation through what we call Direct Aviation - the next level of connectivity bringing air travel closer to where we live, work, and play.

Chantilly, Virginia30+ days ago

ECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #50 in Zweig Group’s Hot Firm List (May 2025). Bachelor and/or Master of Science in Civil Engineering, Environmental Engineering, or other Engineering degree applicable to Environmental Consulting, Natural or Environmental Science, Geology, or other degree relevant to the practice of Environmental Consulting.

Leesburg, VA15 days ago

$160,000–$195,000 Per Year

By providing your phone number, you consent to: (1) receive automated text messages and calls from the Judge Group, Inc. and its affiliates (collectively "Judge") to such phone number regarding job opportunities, your job application, and for other related purposes. Reply STOP to opt out of receiving telephone calls and text messages from Judge and HELP for help.

Chantilly, Virginia30+ days ago

$170,000–$190,000 Per Year

The ideal professional will have extensive experience supporting, developing, presenting, and defending highly-secure mobile application systems and play a critcial role in shaping the direction and success of the mission. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Manassas, VA30+ days ago

$160,000–$200,000 Per Year

At Electra, we're pioneering sustainable aviation by developing hybrid-electric Ultra Short Takeoff and Landing aircraft designed to transform regional air mobility, by making air travel more efficient, quieter, and environmentally friendly. Able to operate from soccer field-sized spaces, our Ultra Short unlocks a new era of aviation through what we call Direct Aviation - the next level of connectivity bringing air travel closer to where we live, work, and play.

Ashburn, VA30+ days ago

$98,153–$109,324 Per Year

Involves working closely with cross-functional product teams, including product managers, UX designers, systems engineers, and DevSecOps personnel, to deliver high-quality solutions that support mission-critical operations.   . This role provides technical leadership, supports incident response and escalation activities, and collaborates with architects, security teams, and service owners in a mission-critical federal IT environment.  .

Dulles, VA30+ days ago

$92,600–$160,900 Per Year

Support, as required, human spaceflight safety related interface activities with Gateway partners, pre-Stage Operations Readiness Review meetings, preparation and processing of safety NCRs, technical issues discussions, etc. 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.

Dulles, VA30+ days ago

$91,400–$136,800 Per Year

Review terms and conditions to address provisions and risks of financial terms, acceptance criteria, delivery requirements, warranty, intellectual property, termination provisions, indemnification and all other potential risk areas and recommend risk mitigation strategies. 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.

Dulles, VA30+ days ago

Argo Cyber is supporting a U.S. Government customer on a large mission critical development and sustainment program to sustain and operate a network operations environment, including introducing new cyber capabilities to address emerging threats. Candidates selected for employment in positions requiring access to sensitive or classified information may also be subject to additional U.S. Government background investigations and security adjudication processes, including DHS Entry on Duty (EOD) suitability or equivalent federal clearance requirements.

Chantilly, Virginia30+ days ago

We specialize in delivering cleared professionals to high-impact programs, offering agile staffing solutions and operational excellence across a wide range of mission-critical areas. · Knowledge of GEOINT interoperability requirements for GEOINT systems and/or GEOINT components involving multiple assets, platforms, capabilities, including allied partner systems.

Dulles, VA30+ days ago

Candidate ownership can only be established after a bona fide work order is issued by a member of the Southland Industries Talent Acquisition team and the candidate is appropriately submitted through our Applicant Tracking System (ATS). Performs complex calculations for projects, such as heating/cooling loads, equipment selection and sizing, etc., depending on discipline—HVAC, plumbing, mechanical, fire protection, etc.

Chantilly, VA30+ days ago

Possess extensive application development experience, and software engineering and architecture expertise using multiple program languages (e.g., C, C++, C#, ASP.Net, Java, JavaScript, SQL, jQuery, XML, Perl, YAML, and JSON). Bachelor's degree in computer science, engineering, or related technical field; or equivalent experience plus 10+ years of programming experience; or Master’s degree with 8+ years of experience.

Chantilly, Virginia8 days ago

Responsibilities: Serve as the mechanical engineering lead during Systems Engineering Technical Reviews (SETR), presenting designs, supporting technical decisions, and driving closure of mechanical action items through SRR, PDR, and CDR. While this role will primarily support Deployable Mission Rehearsal Trainer (DMRT) development, it will also provide mechanical engineering leadership for traditional flight simulator programs.

Warrenton, VA8 days ago

$60,000–$70,000 Per Year

Our School Directors are responsible for carrying out the daily tasks and duties of management, including leading a staff of talented educators and executing our educational programming for all programs, from Infant care through School Age. This position interacts daily with parents, your School Director, teaching staff, support staff, assigned operations personnel, facilities, custodial teams, and an industry-best regional support team.

Winchester, VA11 days ago

$60,000–$70,000 Per Year

Winchester, VA22 days ago

$45,000–$50,000 Per Year

Our Assistant School Directors are responsible for carrying out the daily tasks and duties of management, including leading a staff of talented educators and executing our educational programming for all programs, from Infant care through School Age. This position interacts daily with parents, your School Director, teaching staff, support staff, assigned operations personnel, facilities, custodial teams, and an industry-best regional support team.

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Principal Jobs in Markham, VA

Jobs

Preschool PrincipalLearning Care Group

Principal Manufacturing Engineer – Systems InstallationElectra

Principal Manufacturing Engineer - Primary StructuresElectra

Principal Flight Controls System EngineerElectra

Principal Electrical Engineer (Aviation)Electra

Principal Systems Test EngineerElectra

Principal Cyber Software Test EngineerVTG

Principal Battery Systems Integration Engineer (Aerospace)Electra

Environmental Senior Project Manager - PrincipalECS Ltd

Principal Digital Signal Processing EngineerJudge Group

Principal Cyber Software Engineer (Mobile)Markon

Principal Mechanical Systems Engineer (Aerospace)Electra

Principal Senior Software Engineer9th Way Insignia

Principal Systems Engineer - Space SystemsNorthrop Grumman

Principal Contracts Administrator (Level 3)Northrop Grumman

AWS Full Stack Developer Software Engineer - Principal IArgo Cyber Systems

Principal GEOINT SME: Standards, Conformance & InteroperabilityWiSC Enterprises, LLC

Associate Principal EngineerSouthland Industries Inc.

Principal Software Engineer, Full StackJSI Telecom

Senior/Principal Mechanical EngineerBy Light Professional IT Services LLC

School Director- VAChildren of America

School DirectorChildren of America

Assistant School Director- Winchester-VAChildren of America

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