Senior Software Engineer jobs in Upper Marlboro

Serco is seeking a Senior Level Software Engineer to support AFLCMC/WAG at Tinker AFB, OK. You will develop software strategies for weapon systems and help translate requirements into software solutions. The role requires current TS clearance, 10+ years DoD engineering, hands-on development, and wil

Position Description & Qualifications If you want to work on a cutting-edge Air Force program, Serco has a great opportunity for you! As a Senior Level Software Engineer, you will be supporting the Special Programs Division (AFLCMC/WAG) at Tinker AFB, OK. AFLCMC/WAG develops, tests, and rapidly fiel

Cloud Software EngineerSAIC’s is seeking a Cloud Software Engineer with strong development experience to contribute to designing, building, and maintaining modern, cloud-native applications and tools that will expand the scale and accelerate the pace of our research, development, test and evaluation

Senior Field Software Test EngineerSAIC is seeking a Senior Field Software Test Engineer with strong experience performing software acceptance, integration, and regression testing, as well as configuration management. The candidate will take a key role in expanding the scale and accelerate the pace

SAIC

Senior Field Software Test Engineer Job ID: 2617756 Location: Upper Marlboro, MD, United States Date Posted: Oct 20, 2026 Category: Engineering and Sciences Subcategory: Field Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 25% of the time Minimum Clearance Required: None Clearance Level M

Haystack

$80,001 - $120,000 /year

An employer supporting national security clients is seeking a Cloud Software Engineer to contribute to designing, building, and maintaining modern, cloud-native applications and tools. This role offers the opportunity to work with multi-disciplinary teams of engineers, data scientists, and AI scient

Description SAIC is seeking a Senior Field Software Test Engineer with strong experience performing software acceptance, integration, and regression testing, as well as configuration management. The candidate will take a key role in expanding the scale and accelerate the pace of our research, develo

<p>SAIC seeks a Senior Field Software Test Engineer to lead acceptance, integration, and regression testing for national security projects at our Upper Marlboro, MD facility and other CONUS sites.</p><p>You will configure, deploy, and test applications and microservices on on-prem

Job Description Description SAIC is seeking a Senior Field Software Test Engineer with strong experience performing software acceptance, integration, and regression testing, as well as configuration management. The candidate will take a key role in expanding the scale and accelerate the pace of our

Description SAIC is seeking a Senior Field Software Test Engineer with strong experience performing software acceptance, integration, and regression testing, as well as configuration management. The candidate will take a key role in expanding the scale and accelerate the pace of our research, develo

Description SAIC’s is seeking a Cloud Software Engineer with strong development experience to contribute to designing, building, and maintaining modern, cloud‑native applications and tools that will expand the scale and accelerate the pace of our research, development, test and evaluation (RDT&E

Job Description We have an immediate need for a remote FMS/Avionics Software Engineer. This is a contract position for an immediate program. Pay Rate: $70-$99/hr. DOE Job Requirements Due to compliance with U.S. export control laws and regulations, candidate must be a U.S. Person , which is defined

Cloud Software Engineer SAIC’s is seeking a Cloud Software Engineer with strong development experience to contribute to designing, building, and maintaining modern, cloud-native applications and tools that will expand the scale and accelerate the pace of our research, development, test and evaluatio

Description SAIC's is seeking a Cloud Software Engineer with strong development experience to contribute to designing, building, and maintaining modern, cloud‑native applications and tools that will expand the scale and accelerate the pace of our research, development, test and evaluation (RDT&E) su

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower emplo

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower emplo

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower emplo

The successful candidate will be based at our Millersville-MD office (onsite). We develop advanced sonar systems and support software that enables system control, data acquisition, and analysis. Work includes software requirements development, software test and integration, and both application ‐ le

How It Works This is not an active job listing. By submitting your interest, you'll be among the first to know when internship opportunities open at Danaher. While the roles described here reflect the types of positions we typically recruit for, we want to be transparent that specific openings have