Corporate Gray Online
  • Jobs
  • Companies
  • Post a Job
  • Resume Search
  • Employer Products
  • Job Seeker Products
  • Resources
  • Corporate Gray
  • Absolutely American
  • Proud American E-zine
  • Military Minute Podcast
  • Military Officer Career Conference
  • Sign in
  • Sign up
  • Jobs
  • Companies
  • Post a Job
  • Resume Search
  • Employer Products
  • Job Seeker Products
  • Resources
  • Corporate Gray
  • Absolutely American
  • Proud American E-zine
  • Military Minute Podcast
  • Military Officer Career Conference

291 level 3 software engineer jobs found

Refine Search
Current Search
Engineering United States level 3 software engineer
Refine by Job Categories
Information Technology  (583) Security Clearance  (179) Electronics  (114) Manufacturing  (70) Management  (17) Energy  (15)
Program Management  (11) Automotive  (10) Facilities  (6) Media  (6) Construction  (5) Science  (5) Law Enforcement  (5) Business Development  (4) Design  (2) Finance  (2) Government  (2) Marketing  (2)
More
Refine by State
Florida  (92) Texas  (76) New Jersey  (24) Colorado  (18) California  (17) Georgia  (12)
Alabama  (11) Massachusetts  (11) New York  (7) Arkansas  (6) Virginia  (6) Pennsylvania  (4) Connecticut  (2) Maryland  (2) Arizona  (1) Minnesota  (1) Nevada  (1)
More
Refine by City
Orlando  (72) Grand Prairie  (54) Fort Worth  (16) Marietta  (12) Mount Laurel Township  (11) Colorado Springs  (10)
Moorestown  (10) Camden  (9) Goleta  (8) Ocala  (8) Andover  (6) Palmdale  (6) Troy  (5) King of Prussia  (4) Liverpool  (4) Manassas  (4) Arlington  (3) Courtland  (3) Huntsville  (3) Littleton  (3)
More
Refine by Company Name
Lockheed Martin  (279) General Dynamics Mission Systems, Inc  (5) Odyssey Systems Consulting Group  (5) U. S. National Security Agency  (2)
Refine by Employment Type
Full time  (7)
Refine by Onsite/Remote
Onsite  (291)
Lockheed Martin
Jun 25, 2026
RF Engineer - Senior
Lockheed Martin Marietta, GA
Description: You will be the RF Engineer – Level 3 for the AMMM Communications, Navigation, and Sensors Team which is responsible for delivering cutting‑edge RF solutions that power our aircraft’s communications, navigation, and sensor capabilities. As the RF Engineer – Level 3 you will be responsible for driving the design, analysis, and integration of RF systems that enable high‑performance mission outcomes. You will work closely with cross‑functional teams to translate requirements into robust, field‑ready solutions. Your responsibilities will include: - Perform RF engineering analyses, including antenna performance, link budgets, and interference mitigation. - Support the design, test, and integration of radios, antennas, and related hardware. - Collaborate with system and software teams to translate requirements into RF‑specific solutions. - Generate technical documentation and reports for design reviews and certification. - Participate in troubleshooting and sustainment...
Lockheed Martin
Jun 25, 2026
Microelectronics Test Engineer/Orlando, FL
Lockheed Martin Orlando, FL
Description: **3/12A work schedule-Thursday (4 hours) Friday through Sunday (12 hours)** You will be the Test Engineer for the Microelectronics team. Our team is responsible for designing, executing, and analyzing automated tests for microelectronics parts and assemblies to verify digital, electro optical, and RF performance. What You Will Be Doing As the Test Engineer you will be responsible for applying your expertise in test methodology, schematic analysis, and automated test development to ensure microelectronics components meet stringent performance requirements. Your responsibilities will include, but are not limited to: Develop and execute automated test procedures for microelectronics components. Analyze test data to identify performance issues and recommend corrective actions. Create and maintain test documentation, schematics, and test setups. Collaborate with cross functional engineers to troubleshoot and resolve hardware failures. Support continuous improvement of...
Lockheed Martin
Jun 25, 2026
Systems Engineer - Software Safety
Lockheed Martin Huntsville, AL
Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space! As we enter a new era of Strategic Weapon Systems, we are a pioneer, partner, innovator and builder. Do you have a passion for working on emerging technologies? Are you looking for a growth opportunity where you can contribute to a very significant mission? Come be part of a culture that encourages employees to think big, perform with excellence and build incredible products! We provide the resources, inspiration and focus. If you have the passion and courage to dream big, then we want to build a better tomorrow with you! Lockheed Martin Space in Huntsville, AL has an immediate opening for a Software Safety Engineer to help field a new missile defense system, Long Range Hypersonic Weapon, that the nation urgently needs. In this role, you will use your expertise to ensure that safety is crafted into hardware and software products and that controls are incorporated and remain effective...
Lockheed Martin
Jun 25, 2026
Flight Simulator Senior System Integration & Test Engineer
Lockheed Martin Orlando, FL
Description: WHAT WE’RE DOING We specialize in Rotary and Mission Systems (RMS) that provide advanced capabilities to serve the defense industry. Our RMS Training and Logistic Solutions (TLS) are designed to meet the unique needs of our customers, offering unparalleled performance, reliability, and versatility. We provide comprehensive support throughout the entire system lifecycle, from design and development to deployment and maintenance. With a focus on innovation, quality, and customer satisfaction, we are committed to delivering RMS solutions that exceed expectations and set new standards for performance and reliability. THE WORK This position is for a level 3 System Integration/Test Engineer (SI/TE) within Production Operations for the F-35 Joint Strike Fighter Pilot Training Device (PTD) product line of flight simulators, including the Full Mission Simulator (FMS), the Modified Mission Rehearsal Trainer (MMRT), the Deployable Mission Rehearsal Trainer (DMRT), and various...
Lockheed Martin
Jun 24, 2026
C2BMC Training Lead - TS/SCI
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing We're working on the cutting edge of defense technology, developing advanced solutions to address some of the most complex and mission-critical challenges in national security. Our focus is on enabling faster, smarter decision-making through innovation in tracking, sensor integration, and battle management systems. The Work The C2BMC Training Lead is responsible for leading the C2BMC Training Team supporting both Regional and Global Training activities. Will represent the C2BMC National Team in the user community, interact across C2BMC program and with the MDA customer to prioritize and schedule user training within contractual requirements. Responsible for creating training materials. Responsible training the end users in software application operations and missile defense C2 operations processes for C2BMC required for fielding the systems at Regional or Combatant Command in a multi-contractor team environment. Interface with National Team...
Lockheed Martin
Jun 24, 2026
Systems Engineer: Radar System Design Level 2
Lockheed Martin Moorestown, NJ
Description: WHAT WE'RE DOING As a part of the Lockheed Martin community, we take on challenges and find solutions using creativity and collaboration. If you’re looking to be a part of a passionate team solving these complex problems, then Rotary and Mission Systems is the place for you. By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. At Lockheed Martin, we place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate...
Lockheed Martin
Jun 24, 2026
Electromagnetic Environmental Effects (E3) Engineer- Level 2
Lockheed Martin Fort Worth, TX
Description: You will be the Electromagnetic Environmental Effects (E3) Engineer- Level 2 for the Electromagnetic Environmental Effects (E3) team which is responsible for ensuring electromagnetic compatibility and performance of advanced aeronautic systems. What You Will Be Doing As the Electromagnetic Environmental Effects (E3) Engineer- Level 2 you will be responsible for leading requirements development, integration, and verification testing of electromagnetic systems across flight‑test platforms. Your responsibilities will include: Develop, track, and verify system requirements tied to electromagnetic compatibility (EMC) and E3 performance. Plan and execute platform‑level EMC testing, including test procedure design and flight‑test modification oversight. Perform RF and antenna analysis, COSITE assessments, and radome performance evaluations. Coordinate electromagnetic radiation hazard (EMRADHAZ) mitigation and support wiring, cabling, and...
Lockheed Martin
Jun 24, 2026
Senior Aircraft Maintenance Support Engineer/Trainer, F-35 Program
Lockheed Martin Edwards Air Force Base, CA
Description: We are Lockheed Martin Our products play an important role in the national security of the United States and more than 70 other countries, ensuring peace and stability around the world. Highly trained and specialized personnel and facilities are key to the company's unrivaled success in the aeronautics industry. Our workforce of more than 30,000 has pre-eminent expertise in advanced aircraft design and production, modification and support, stealth technology and systems integration. Join the Lockheed Martin Aeronautics Team as a Senior Aircraft Maintenance Support Engineer/Trainer for our F-35 Program! This position establishes and directs a training system and/or conducts classroom and practical instruction to provide technical knowledge for the safe maintenance, repair, and operation of aircraft, aircraft systems, ground equipment, tools, test equipment, stores and facilities, according to established procedures. May analyze current operating problems and future...
Lockheed Martin
Jun 24, 2026
Mechanical/Vibration Test Engineer
Lockheed Martin Marietta, GA
Description: You will be the Mechanical/Vibration Test Engineer for the Engineering Team which is responsible for advancing aerospace testing capabilities. What You Will Be Doing As the Mechanical/Vibration Test Engineer you will be responsible for delivering hands‑on testing expertise that drives our aircraft development and sustainment programs. Your responsibilities will include: Perform hands‑on mechanical and vibration testing in a lab environment. Provide mechanical/vibration support to advanced development, sustainment, and engineering test efforts. Execute mechanical tests following ASTM, Lockheed, and customer standards. Configure test machine setups, program test profiles, and manage data acquisition systems. Program and operate MTS test control software while assisting the lead engineer in the vibration lab. What’s In It For You We are committed to supporting your work‑life balance and overall well‑being, offering flexible scheduling...
Lockheed Martin
Jun 24, 2026
Industrial Engineer Stf
Lockheed Martin Ocala, FL
Description: You will be the Industrial Engineer Stf for the Missiles and Fire Control team. Our team is responsible for analyzing and improving manufacturing processes, implementing lean practices, and ensuring optimal efficiency in our operations. What You Will Be Doing Analyzes and designs sequence of operations and work flow to improve efficiencies in plant and production facilities and equipment layouts; and establishes methods for maximum utilization of production facilities and personnel. May establish or assist in establishing accident prevention measures and may manage training programs for personnel concerning all phases of production operations. Conducts studies pertaining to cost control, cost reduction, inventory control, and production record systems. On the basis of these studies, develops and implements plans and programs for facility modifications and revisions to operating methods. May assist facilities engineers in the planning and design of facilities. Why...
Lockheed Martin
Jun 24, 2026
Test Engineer Associate - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Lockheed Martin is developing innovative solutions to meet the evolving needs of our customers. As a leader in the defense and aerospace industry, we are committed to delivering high-quality products that exceed expectations. Our team is working on cutting-edge projects that require rigorous testing and validation to ensure product functionality and reliability. The Work As a Test Engineer, you will play a critical role in our team's success. Your primary responsibilities will include: •Developing test cases and test procedures to verify product functionality •Collaborating with cross-functional teams to identify and prioritize testing requirements •Utilizing your expertise in Linux, test case architectures, run log analysis, and bash scripting to design and execute comprehensive testing protocols •Analyzing test results and identifying areas for improvement Who We Are Lockheed Martin is a global leader in the design, development, and...
Lockheed Martin
Jun 24, 2026
Sr Test Engineer - Andover, MA
Lockheed Martin Andover, MA
Description: Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration, and sustainment of advanced technology systems, products, and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. We are experiencing growth and we are looking for a Sr Systems Integration and Test Engineer at Lockheed Martin's Andover, MA facility, to support the design, development, and maintenance of test consoles and automated test equipment (ATE) systems. What You Will Be Doing Our team is responsible for ensuring the production of reliable products that meet customer requirements, and you will play a key role in architecting new test stands, designing test solutions, and developing algorithms and techniques. Why Join Us We are committed to supporting your work-life balance and overall well-being,...
U. S. National Security Agency
Jun 23, 2026
Full time
Traffic / Civil Engineer - Facilities - Mid Level (Maryland)
U. S. National Security Agency Fort Meade, MD
Responsibilities: NSA is seeking traffic engineers to improve traffic flow and parking for its campuses located all over the world. You'll work with master planners and project managers on traffic engineering design and planning as part of our Installation & Logistics organization, which develops facilities solutions that align with mission-driven priorities to keep the nation safe. Your responsibilities may include: - Developing traffic designs, construction plans and specifications, including design analysis, calculations and cost estimates. - Conducting field investigations or studies and writing reports. - Preparing architecture-engineer (A-E) or design-build statements of work, performance requirements and cost estimates. - Performing design quality control of in-house and A-E traffic designs. - Conducting inspections of projects under construction, reviewing construction submittals, answering contractor RFIs and validating as-constructed drawings. - Performing...
U. S. National Security Agency
Jun 23, 2026
Full time
Structural / Civil Engineer - Facilities - Mid to Experienced Level (Maryland)
U. S. National Security Agency Fort Meade, MD
Responsibilities: NSA is seeking structural engineers who have experience in new building design, renovation design, facility infrastructure support systems, materials selection, construction inspection, load analysis and facility structural integrity. Our Structural Engineers are responsible for the planning, design, construction, sustainment, and decommissioning life cycle of NSA facilities worldwide. You'll work on a multi-disciplined team in our Installation & Logistics organization, which develops facilities solutions that align with the agency's mission-driven priorities to keep the nation safe. Your responsibilities may include: - Developing structural designs, construction plans and specifications, including design analysis, calculations, and cost estimates. - Conducting field investigations or studies and writing reports. - Preparing Architecture-Engineer (A-E) or Design-Build statements of works, performance requirements, and cost estimates. - Performing Design...
Lockheed Martin
Jun 22, 2026
Test & Evaluation (T&E) Digital Transformation Project Lead (SD/DCA)
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin The Aero T&E Digital Transformation (DX) Team is looking for a Project Lead to help drive the adoption of digital first culture and strategy across the Test & Evaluation organization. This Project Engineer will lead and oversee all Aero T&E related DX initiatives associated with the StarDrive and Design Cycle Acceleration (DCA) portfolios, including PLM tool development, Model Based Enterprise (MBE) adoption, data stewardship, and engineering tool management. As the Project Lead for StarDrive and DCA, you will shape the digital future of Aeronautics T&E across all competencies, develop a collaborative environment with senior engineering and program leadership, and provide the function with access to cutting edge tools and methodologies (PLM, MBE, data analytics platforms). Key Responsibilities • Coordinate with the T&E DX Lead to align the StarDrive and DCA capability roadmap and features with the Saber roadmap • Define...
Lockheed Martin
Jun 22, 2026
Test & Evaluation Digital Transformation Project Engineer (Saber)
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin The Aero T&E Digital Transformation (DX) Lead is looking for a Project Engineer to help drive the adoption of digital first culture and strategy across the Test & Evaluation organization. This Project Engineer will assist the Saber T&E Project Lead on DX initiatives associated with the Saber portfolio, including PLM tool development, Model Based Enterprise (MBE) adoption, data stewardship, and engineering tool management. As part of the T&E DX Team, you will help to shape the digital future of Aeronautics T&E across all competencies, develop a collaborative environment with senior engineering and program leadership, and provide the function with access to cutting edge tools and methodologies (PLM, MBE, data analytics platforms). Key Responsibilities • Coordinate with the T&E DX Lead and Saber Lead to align the Saber capability roadmap and features with the StarDrive roadmap • Help define strategic Saber vision •...
Lockheed Martin
Jun 19, 2026
Test Engineer - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Lockheed Martin is developing innovative solutions to meet the evolving needs of our customers. As a leader in the defense and aerospace industry, we are committed to delivering high-quality products that exceed expectations. Our team is working on cutting-edge projects that require rigorous testing and validation to ensure product functionality and reliability. The Work As a Test Engineer, you will play a critical role in our team's success. Your primary responsibilities will include: •Developing test cases and test procedures to verify product functionality •Collaborating with cross-functional teams to identify and prioritize testing requirements •Utilizing your expertise in Linux, test case architectures, run log analysis, and bash scripting to design and execute comprehensive testing protocols •Analyzing test results and identifying areas for improvement Who We Are Lockheed Martin is a global leader in the design, development, and...
Lockheed Martin
Jun 19, 2026
Test Engineer Staff - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Lockheed Martin is developing innovative solutions to meet the evolving needs of our customers. As a leader in the defense and aerospace industry, we are committed to delivering high-quality products that exceed expectations. Our team is working on cutting-edge projects that require rigorous testing and validation to ensure product functionality and reliability. The Work As a Test Engineer, you will play a critical role in our team's success. Your primary responsibilities will include: •Developing test cases and test procedures to verify product functionality •Collaborating with cross-functional teams to identify and prioritize testing requirements •Utilizing your expertise in Linux, test case architectures, run log analysis, and bash scripting to design and execute comprehensive testing protocols •Analyzing test results and identifying areas for improvement Who We Are Lockheed Martin is a global leader in the design, development, and...
Lockheed Martin
Jun 19, 2026
Test Engineer Sr. - Secret Clearance
Lockheed Martin Colorado Springs, CO
Description: What We’re Doing Lockheed Martin is developing innovative solutions to meet the evolving needs of our customers. As a leader in the defense and aerospace industry, we are committed to delivering high-quality products that exceed expectations. Our team is working on cutting-edge projects that require rigorous testing and validation to ensure product functionality and reliability. The Work As a Test Engineer, you will play a critical role in our team's success. Your primary responsibilities will include: •Developing test cases and test procedures to verify product functionality •Collaborating with cross-functional teams to identify and prioritize testing requirements •Utilizing your expertise in Linux, test case architectures, run log analysis, and bash scripting to design and execute comprehensive testing protocols •Analyzing test results and identifying areas for improvement Who We Are Lockheed Martin is a global leader in the design, development, and...
Lockheed Martin
Jun 19, 2026
Systems Engineer Stf - Level 4
Lockheed Martin Marietta, GA
Description: You will be the Systems Engineer Stf for the Air Mobility and Maritime Missions (AMMM) team. What You Will Be Doing As the Systems Engineer Stf you will be responsible for leading the Air Mobility and Maritime Missions (AMMM) project team to coordinate engineering efforts, meet program requirements, and drive process improvements. Your responsibilities will include: Lead cross‑functional engineering coordination across multiple teams. Define, track, and ensure fulfillment of program requirements. Manage project schedules, milestones, and deliverables. Identify and implement process improvement initiatives. Communicate status, risks, and solutions to stakeholders. What’s In It For You We are committed to supporting your work-life balance and overall well‑being, offering flexible scheduling options. Learn more about Lockheed Martin’s comprehensive benefits package here. Do you want to be part of a company culture that...
  • Home
  • Contact
  • About Us
  • Terms & Conditions
  • Employer
  • Post a Job
  • Search Resumes
  • Sign in
  • Job Seeker
  • Find Jobs
  • Create Resume
  • Sign in
  • Facebook
  • X
  • Instagram
  • LinkedIn
© 2008-2026 Corporate Gray, powered by Absolutely American, Inc.