SOFTWARE ENGINEER (U.S. Citizen - Clearable)
NorthHill Technology
Overview One of our premier clients has a Full-Time opening for a Software Engineer working in their Fairfax, Virginia headquarters. To be considered for this role you must be a U.S. Citizen who is clearable as you will be expected to get a Top Secret/SCI level . The candidate must have a minimum of five (5) years of professional experience in the design and implementation of software for signals or data processing systems. Experience in all aspects of code design, implementation, testing, analysis, and debugging. Experience in client-server architectures and networking techniques and protocols. Languages to be used include C, C++, and Python. Object-Oriented Design experience is a plus. Operating systems include Linux. Key Responsibilities Design, implement, test, and deploy data processing system software Develop interfaces to control, status, and monitor systems Manage system software configurations and baselines Required BS degree in Electrical Engineering, Computer Science, or related field. Five (5) or more years of software engineering experience Experience in LINUX and C/C++ Desired MS degree in Electrical Engineering, Computer Science, or related field. MATLAB experience GNSS (GPS, Galileo) experience Experience in development of database management systems (flat-file, relational, and object-oriented) Experience in communications systems development and test. Knowledge of communications systems theory with strengths in analog/digital modulation/demodulation Knowledge of signal processing algorithms/techniques Knowledge of safety critical software development techniques (DO-278A) Experience with the following COTS Tools: Eclipse Desktop C++ IDE, Intel C++ Compiler, Vectorcast Unit Test Framework, Vectorcast QA, Synopsys Coverity #J-18808-Ljbffr NorthHill Technology
$101.64k - $188.76k
...openings for both Mid-Level and Senior Software Engineers* Are you passionate about the chance to... ...and technology to serve and protect our citizens home and abroad? Do you have the skills... ...Maven Ability to obtain and maintain a U.S. national security clearance U.S. Citizenship...ResidentContract workWork at officeLocal areaFlexible hours2 days per week3 days per week- ...Job Title Software Engineer Intern Location McLean, VA 22102 US (Primary) Category Research, Development, and Engineering... ...least 30 hours per week. Job Requirements Must be a U.S. Citizen Current software engineering student in good standing at...ResidentTemporary workInternshipWork at officeRelocation packageFlexible hours
$170k
...Talent is seeking mid to senior full-stack software engineers (multiple openings) for a very well-... ...Unlimited PTO and Wellness Reimbursement U.S. Holidays Paid Parental Leave... ...required. However, employment is open to U.S. citizens only at this time (no visa sponsorship.)...ResidentFor contractorsWork at officeVisa sponsorshipFlexible hours3 days per week$200k - $240k
...Job Description Task Force Talent is seeking a Senior Software Engineer with an active TS/SCI FSP security clearance . Target salary... ...__________________________________ Qualifications: ~ U.S. citizen with active TS/SCI FSP security clearance. (Sorry, we are unable...ResidentFull timeContract workFor contractorsWork at office$100k - $250k
...Job Description Task Force Talent is seeking Full Stack Software Engineers (all levels - Junior/Senior/Expert)(many openings) with an... ...___________________________________ Qualifications: U.S. citizen with active TS/SCI FSP security clearance. (Sorry, we are unable...ResidentFull timeContract workFor contractorsWork at office- NorthHill Technology is seeking a Full-Time Software Engineer for their Fairfax, Virginia headquarters. Candidates must have at least five... ...in software design for data processing systems and must be U.S. Citizens eligible for Top Secret/SCI clearance. Key skills include...ResidentFull time
- ...functional teams and offers the opportunity to work with modern coding practices. Candidates should hold a relevant degree and have 2–4 years of software development experience, particularly in Java, Python, C++, or C#. Clearance as U.S. citizen is necessary. #J-18808-Ljbffr...Resident
- ...Zachary Piper Solutions is seeking a Transportation Software Engineer to support a groundbreaking research and development program advancing... ...autonomous systems concepts Must meet Public Trust requirements: . Citizen or Green Card, plus 3 years of recent . residency Preferred:...Resident
- ...Senior Software Engineer (Go & Kubernetes Expertise) Location: Remote COMPANY DESCRIPTION... ...unique security and operational needs of the U.S. Government and military as it relates... ...products with U.S. based American citizen with the highest security clearances who...ResidentRemote work
$135k - $175k
...to automate data management and security. We are seeking a Software Engineer passionate about formulating new solutions, to join our on‑... ...camaraderie. Qualifications Must work onsite in Chantilly, VA U.S. Citizen with ability to obtain a security clearance Experience with...ResidentFull timeImmediate startFlexible hours$125k - $140k
...Overview Vantor seeks a cleared Full-Stack Software Developer to collaborate as part of a dynamic full technology stack engineering team working on a large-scale Government... ...robust solutions. Minimum Qualifications U.S. Citizen with an active TS/SCI security clearance....Resident- ...Planning, conducting, and coordinating agile software development activities. Designing,... .... Applicants selected must be a U.S. citizen, will be subject to a government security... ...Business Unit: SPACE Career Area: Software Engineering Type: Full-Time Shift: First Relocation...ResidentFull timeContract workRelocationShift work
- ...Responsible for software design and development of full-stack systems. Must possess a detailed... ...s degree in computer science or related engineering field with 9+ years of technical... ...Investigation Citizenship – Must be a US Citizen Location – Hybrid with on-site (Ashburn,...Resident2 days per week1 day per week
$86k - $138k
...Software Engineer (Senior) Job Locations US Requisition ID 2026-167752... ...Active Secret clearance required. US Citizen Experience / Education: a minimum of... ...agencies and supports every branch of the U.S. armed forces. Each day, our employees...ResidentContract workRemote workShift work$158k - $294k
...Job Title Scientist, Software Engineer - RUST Expert Job Code 38748 Job Location Herndon, VA (on-site) Schedule 9/80 Regular (9 out of... ...security clearance. Security clearances may only be granted to U.S. citizens. Applicants who accept a conditional offer may be subject...ResidentLocal areaFlexible hours$150k - $190k
...mission‑ready solutions, advancing U.S. space leadership while... ...and spacecraft operations to engineer platforms purpose‑built for U.... ...are looking for a Senior Ground Software Engineer to join the Ground... ...clearance. Applicants must be U.S. citizens to obtain and maintain a...ResidentPermanent employmentWork at officeLocal areaRemote workWorldwideFlexible hours- ...Software Engineer Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's... ...world. To be eligible for this position, you must be a U.S. Citizen. This position requires an active U.S. Government security...ResidentFull timeFlexible hours
$86.8k - $198k
## Software Engineer, SeniorApplylocations: McLean, VAtime type: Full timeposted on: Posted Todaytime left to apply: End Date: September 2... ...edge technologies to advance and protect the nation and its citizens. By focusing on outcomes, we enable our people, clients, and...ResidentFull timeContract workPart timeWork at officeLocal areaRemote work$163.8k - $245.8k
...a highly motivated and Senior Engineer to join our growing Infrastructure... ...indirect contracts with the U.S. Federal Government which,... ...the contracts be United States citizens (naturalized or native). About... ...infrastructure, DevOps, and software development engineering skills...ResidentWork experience placementWork at officeRemote workHome officeFlexible hours$163.8k - $245.8k
...Senior Software Development Engineer - US Federal page is loaded## Senior Software Development Engineer -... ...serve a larger mission. Our work supports U.S. federal agencies as they modernize... ...on the contracts be United States citizens (naturalized or native).****This role...ResidentWork experience placementWork at officeRemote workWorldwideHome officeFlexible hours- ...ServiceNow platform usingApp Engine Studio Support implementation... ...this role, you will have: U.S. Citizenship Bachelor's degree... ..., Information Systems, Software Engineering, or a related discipline... ...in the areas of Defense, Citizen Services, and Transportation....ResidentFull timeContract workPart timeInternshipLocal areaImmediate startFlexible hours
$112k - $179k
...Sr. Software Engineer Job Locations US Requisition ID 2026-167329 Position Category Information Technology... ...or ability to obtain one in 30 days of joining Peraton U.S. Citizen Requires TS/SCI clearance Local to MD/DC/VA...ResidentContract workLocal areaRemote workShift work$107.9k - $195.05k
...Solutions Division has an exciting opportunity for a senior DevOps Engineer to assist with the development, integration, deployment, and... ..., and ability to obtain a Polygraph after hire Must be a U.S. Citizen Proactive self-starter demonstrating a positive, willing attitude...ResidentLocal areaImmediate startRemote work- ...missions and drive lasting value. LMI is seeking a Full Stack Software Developer to support a U.S. Federal Government Agency developing a next... ...requirements for a U.S. Government security clearance. Only US Citizens are eligible for a security clearance. For this position...Resident
- Software Engineer (Hybrid) Location: Arlington, VA (Hybrid) Clearance: Must be a U.S. citizen and able to obtain and maintain DHS suitability clearance, as required by federal contract. Summary: The Software Engineer will support DHS CISA by designing, developing, and maintaining...ResidentContract work
- NewGen Technologies is seeking a Software Developer to join their team in Arlington, Virginia. This role supports U.S. Government customers by providing incident response... ...a background in computer science, be a U.S. citizen, and hold an active Secret Clearance. Responsibilities...Resident
$104.04k - $183.6k
...Demonstrated experience in data structures, data modeling, and software architecture Demonstrated in-depth experience and... ...Applicants must meet eligibility requirements for a U.S. Government security clearance. Only US Citizens are eligible for a security clearance. For this...ResidentContract workFor contractors- ...implementation by developing user-friendly applications and collaborating with teams to integrate UX designs. Candidates must be U.S. citizens with development experience in SAP Fiori/UI5 and up to 3 years in the field. The position offers competitive compensation and...Resident
$113k - $188k
Software Engineer (Mid) page is loaded## Software Engineer (Mid)locations: Bolling AFB, DC: Arlington, VA: Reston, VAtime type: Full timeposted... ...the world.To be eligible for this position, you must be a U.S. Citizen. This position requires an active U.S. Government security...Resident- ...difference with us. The Generative and Agentic AI Engineering Department works across the full range of US... ...12 months from the date of hire Per the U.S. Government's eligibility requirements, you must be a U.S Citizen to be considered for a security clearance This...ResidentWork experience placementInternshipLocal area
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