UNKNOWN

FEED

Following NASA's award of the High Achievability Lunar Terrain Vehicle (HALTV) program contract to Lunar Outpost, Leidos, as a key partner, is seeking RF Communications Engineer to support HALTV and other programs as part of a diverse team that develops lunar mobility systems, cislunar spacecraft, and a wide range of critical technologies for civil, military, and commercial space programs. Coordinating and planning frequency spectrum with Federal Communications Commission (FCC), Interagency Operations Advisory Group (IOAG), National Telecommunications and Information Administration (NTIA), Space Frequency Coordination Group (SFCG), and International Telecommunication Union (ITU).

YEAR

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc

RF Communications Engineer

Note to staffing and direct hire agencies: In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency. Performs a variety of engineering calculations using traditional and advanced engineering methods to document compliance with project and code requirements, which may include lighting, volt drop, conductor sizing and panel heat generation calculations.

AtkinsRealis

Senior Electrical Engineer, Energy - Remote

ea_via_bold

The CHGB is the Army's #1 priority for strategic weapons capability for long-range precision fires and will counter and gain a lead on our adversaries' technological advances in this field, come join us in this exciting, cutting-edge field. Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide.

Flight Termination Engineer Lead - Hypersonics

You will support a specialized Agile team responsible for developing, integrating, testing, and sustaining mission-critical software capabilities in support of Global Command and Control (C2) missions, with a focus on engagement planning and execution. In this role, you will work closely with systems, software, and test engineers to build robust, secure, and scalable Java-based software solutions that address complex logical and algorithmic challenges.

4M Research Inc

C2 Software Engineer

This position focuses on the requirements, modeling, analysis, simulation, and control development of controllable solid rocket motor and throttling propulsion systems for current and future aerospace and defense applications. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

L3Harris Technologies Inc

Specialist, Systems Engineer Control Analyst /GNC 1

As a small, family-oriented business, DESE provides a compelling benefits package including a generous profit-sharing plan, competitive salaries, and perhaps most importantly, the opportunity to work alongside talented engineers leveraging cutting-edge technologies to solve complex and engaging problems. This role includes reviewing existing unit tests, identifying gaps in software test coverage, developing automated test cases, supporting regression testing, and helping establish repeatable software verification practices.

Dese Research, Inc.

QA Automation Engineer

In this role, you will work closely with systems and test engineers to build robust, secure, and scalable software solutions that address complex logical and mathematical challenges in support of Global Command and Control (C2) missions. 4M specializes in Systems and Software Engineering and Analysis, Information Technology, Planning and Analysis, Health and Wellness Services and Field Support Services to a variety of customers including MDA, NASA, and AMCOM.

DevSecOps Software Engineer

As a small, family-oriented business, DESE provides a compelling benefits package including a generous profit-sharing plan, competitive salaries, and perhaps most importantly, the opportunity to work alongside talented engineers leveraging cutting-edge technologies to solve complex and engaging problems. This role will work closely with software engineers, systems engineers, and QA Automation Engineers to establish repeatable DevSecOps practices that support daily software builds, automated unit testing, regression testing, and software quality initiatives.

DevSecOps Engineer

Bachelor's degree in Systems Engineering, Electrical/Computer Engineering, Aerospace Engineering, or related technical field and five (5) years' experience; Additional six (6) years' experience can be considered in lieu of degree. SAIC is seeking a mid- to senior-level Systems Engineer to support the eXtensible Flight System (XFS), a configurable, modular software product used to develop advanced flight displays.

Science Applications International Corp

Systems Engineer

This position will serve as a key execution partner to Program Management and Integrated Product Team (IPT) leadership, helping translate technical scope into executable cost and schedule plans and ensuring actual program performance is accurately reflected in the Integrated Master Schedule (IMS), Earned Value Management (EVM) data, forecasts, and program status. The role will provide hands-on support to IPTs in developing and maintaining IMS activities, evaluating schedule logic and dependencies, developing Estimates to Complete (ETCs), analyzing earned value performance, preparing variance explanations, and executing Control Account Manager responsibilities.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Project Engineer

Agencies of the U.S. Department of Defense and allied military services use the company's hand-launched UAS to provide situational awareness to tactical operating units through real-time, airborne reconnaissance, surveillance, and target acquisition. The ideal candidate has strong experience working with Model-based systems engineering (MBSE) tools and is interested in utilizing those tools to help move the Agency away from document-driven engineering.

Who We Are
Based in California, AeroVironment (AVAV) is a global leader in unmanned aircraft systems (UAS) and tactical missile systems. Founded in 1971 by celebrated physicist and engineer, Dr. Paul MacCready, we&rsquo;ve been at the leading edge of technical innovation for more than 45 years. Be a part of the team that developed the world&rsquo;s most widely used military drones and created the first submarine-launched reconnaissance drone, and has seven innovative vehicles that are part of the Smithsonian Institution&rsquo;s permanent collection in Washington, DC.
Join us today in developing the next generation of small UAS and tactical missile systems that will deliver more actionable intelligence to our customers so they can proceed with certainty &ndash; and succeed.
We offer our employees&nbsp;full medical, dental, vision benefits all&nbsp;beginning&nbsp;day 1 of employment.&nbsp; &nbsp;For more details visit: <a href="http://www.myavbenefits.com">www.myavbenefits.com</a> Paid time&nbsp;off:&nbsp;&nbsp;2 weeks vacation, plus paid company holiday shut down Dec. 25 - Jan 1. 9/80 work schedule: every other Friday off! A fun and collaborative work environment encouraging personal growth and creative innovation;&nbsp;AV is a tech start-up with stability.

Aerovironment

Systems Engineer III - Mbse

In this role you will support the Missile Defense Agency (MDA) Architecture Validation (MDA/CAV) team as an Architecture Assessment Engineer by developing and enhancing the QlikSense-based Capability Gap Tracker (CGT) tool. Be a part of the team that developed the world's most widely used military drones and created the first submarine-launched reconnaissance drone, and has seven innovative vehicles that are part of the Smithsonian Institution's permanent collection in Washington, DC.

AeroVironment Inc

Junior Missile Defense System Architecture Engineer

Be a part of the team that developed the world's most widely used military drones and created the first submarine-launched reconnaissance drone, and has seven innovative vehicles that are part of the Smithsonian Institution's permanent collection in Washington, DC. Agencies of the U.S. Department of Defense and allied military services use the company's hand-launched UAS to provide situational awareness to tactical operating units through real-time, airborne reconnaissance, surveillance, and target acquisition.

Summer 2027 Systems Test Engineer

Counter-Countermeasure and Threat Discrimination Program Engineer

Promote and ensure a sustained commitment to operating without harm to our employees, contractors, third parties, communities, the environment, and our assets by visibly demonstrating leadership in safety Promote safety and safe actions through communication such as discussing safety with employees/contractors before job tasks, during meetings, and as opportunities arise to promote safety to the fullest extent possible Develop and implement preventative maintenance and inspection plans for the facility's DCS/PLC control systems, Emergency Shutdown system, Data Historian, and Alarm Management system to ensure safe and reliable performance Develop and implement a system to measure, track, and report on reliability and availability of the DCS, ESD, PLC, Data Historian, and Alarm management systems. Develop and implement control strategies including loop tuning, process variable calculations, alarm configuration, and interlocks to improve operational performance Develop and implement advanced control algorithms and control sequences to continuously improve process safety, stability, efficiency and reliability Support to the production, maintenance, ES&H, laboratory, and engineering departments, by analyzing process and system data to evaluate upsets, equipment failures, quality issues, etc.

Ineos AG

Process Controls Engineer

Senior Systems Engineer For Threat Discrimination

The engineer independently owns major subsystem designs—balancing performance, reliability, and manufacturability—and contributes to the broader engineering architecture through technical review and mentorship. The Senior Aero-Mechanical Engineer is responsible for leading the design, development, and validation of complex mechanical systems and subsystems for uncrewed aerial systems (UAS).

Redwire Defense Tech

Senior Aero-Mechanical Engineer

Bachelor's degree in advanced technical field (electrical engineering, software engineering, aerospace engineering, mechanical engineering, or equivalent) and 8+ years of prior relevant experience or Master's degree with 6+ years of prior relevant experience. May 21, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Senior Navigation Systems Engineer

IRecruitee

Systems Engineer III - MBSE

With limited direction, this position is responsible for supporting the manufacturing production process of Optical systems and Optical Space Payloads to ensure they meet the mission requirements, while focusing on manufacturing, integration and testing, of parts, components, sub-assemblies, and final assemblies. GA-EMS' expanding portfolio of specialized products and integrated system solutions support critical fleet, space systems and satellites, missile defense, power and energy, and process and monitoring applications for defense, industrial, and commercial customers worldwide.

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