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HPC Software Engineer with an active TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - G

Maryland

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Today

HPC Software Engineer with an active TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD We are seeking an HPC Software Engineer to design, develop, test, deploy, document, maintain, and enhance complex and diverse software for HPC (High Performance Computing) systems based upon documented requirements. Critical for an HPC Software Engineer is either a very strong math background and/or a very strong computer hardware background. One or both is requ

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Full-time

$120,000 - $180,000

Lead Full Stack Software Engineer

Fort Meade, Maryland

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Today

Job Number: R0237850 Full Stack Software Engineer, Lead The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop software and systems from vision to production-ready. This role is more than just

Full-time

USD 112,800.00 - 257,000.00 per year

Cloud Software Engineer with an active TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - G

Maryland

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Today

Cloud Software Engineer with an active TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD We are seeking a Cloud Software Engineer to support the Cyber Mission business unit located in Annapolis Junction, MD. The Cloud Software Engineer will support multiple products that automate manual tasks so that mission customers can focus on more complex issues. The team employs Agile methodologies and DevOps principles to ensure that high-quality, reliable

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Full-time

$150,000 - $200,000

Software Engineer with COTS/GOTS, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - M

Maryland

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Today

Software Engineer with COTS/GOTS, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD The Software Engineer with COTS/GOTS develops, maintains, and enhances complex and diverse software systems (e.g., processing- intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Candidates must have an active TS/SCI with a Ful

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Full-time

$150,000 - $225,000

C/C++ Software Engineer, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - M

Maryland

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Today

C/C++ Software Engineer, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD The team is seeking a Software Engineer to implement, test, and operate using advanced software security techniques in compliance with the technical reference architecture to enhance software systems. Candidates must have an active TS/SCI with a Full Scope Polygraph security clearance. This is a 100% Onsite position and not open for Hybrid and/or Remote. C/C++ Software Engi

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Full-time

$130,000 - $180,000

Associate Software Engineer

Maryland

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Today

Overview Are you ready to launch your career in software engineering and contribute to cutting-edge advancements in space domain awareness and geolocation? BigBear.ai is seeking a Software Engineer to join our team and help design, develop, and enhance complex systems that operate in real-time environments and handle massive data sets. This is your opportunity to work on innovative projects that leverage RF signal processing, geospatial analytics, and Software Defined Radio (SDR) technologies t

Full-time

CNO Software Engineer

Maryland

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Today

MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD. In this role, you will contribute to the development of advanced CNO capabilities that directly support national security. You?ll work in a collaborative environment focused on solving complex technical challenges in support of our customer?s most critical missions. Responsibilities include but are not limited to: Design and develop new hardware- or software-based CNO capabilitiesAssists with the

Full-time

Cloud AWS Software Engineer, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - M

Maryland

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Today

Cloud AWS Software Engineer, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD The Cloud AWS Software Engineer will have a primary focus of supporting all aspects of Agile software design and development for a full featured service hosted on large scale computer clusters and AWS Cloud Infrastructure. Duties include design, development, testing and integration of capabilities, optimization & performance tuning, and operation & sustainment functions.

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Full-time

$130,000 - $160,000

Associate CNO Software Engineer

Maryland

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Today

MANTECH seeks a skilled and mission-focused Associate CNO Software Engineer to join our team in Hanover, MD. In this role, you will contribute to the development of advanced CNO capabilities that directly support national security. You?ll work in a collaborative environment focused on solving complex technical challenges in support of our customer?s most critical missions. Responsibilities include but are not limited to: Design and develop new hardware- or software-based CNO capabilitiesAssist

Full-time

Software Engineer

Maryland

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Today

MANTECH is seeking a motivated, career and customer-oriented Software Engineer to join our team in Annapolis Junction, MD. Responsibilities include, but are not limited to the following: Develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.Review and tests software compon

Full-time

Java Software Engineer, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - M

Maryland

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Today

Java Software Engineer, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD We are seeking a Java Software Engineer to join an existing team. The Java Software Engineer will become a member of a mature software development effort using Java as the primary language. The development effort uses Agile methods to assign, track and manage development requirements and activities within the team. Telework is available on an ad hoc, "as tasking allows" bas

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Full-time

$150,000 - $225,000

Senior Software Engineer

Laurel, Maryland

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Today

Description Are you a software engineer that wants to have an impact on nationally important defense programs? Do you love participating in dynamic software development, prototyping, and transition efforts that regularly provide our warfighters new capabilities? Do you love working with a group of dedicated technical specialists in a collaborative teaming environment, where innovation is encouraged and supported? If so, we're looking for someone like you to join our team at APL. In A5C, we

Full-time

USD 105,000.00 per year

Senior Software Engineer

Fort Meade, Maryland

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Today

MANTECH seeks an experienced and passionate, career and customer-oriented Software Engineer to join our team located in the Ft. Meade, MD area. Responsibilities include, but are not limited to: Develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Works individually or a

Full-time

Senior Software Engineer

Fort Meade, Maryland

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Today

Job Number: R0237633 Software Engineer, Senior The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the expertise needed to build software and systems from vision to production ready. This role is more than just coding.

Full-time

USD 86,900.00 - 198,000.00 per year

Software Engineer

Fort Meade, Maryland

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Today

Job ID: 2610494 Location: Fort Meade, MD, US Date Posted: 2026-03-23 Category: Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a highly skilled and motivated Software Engineer with an active TS/SCI clearance to join our prestigious Nuclear Command, Control, and Communications (N

Full-time

USD 120,001.00 - 160,000.00 per year

Software Engineer - Clearance Required

Maryland

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22d ago

Job ID: 712393BR Date posted: Mar. 12, 2026 Description:This position may be eligible for a $25K sign on bonus for external hires! What We're Doing: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Cr

Full-time

Software Engineer

Columbia, Maryland

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Today

Leidos has a new and exciting opportunity for a Software Engineer (SWE) in our Intelligence Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexibl

Full-time

USD 107,900.00 - 195,050.00 per year

Software Engineer - Clearance Required

Maryland

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Today

Job Description What We're Doing: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materials. The uninterrupted flow of energy that keeps modern life moving. Here, yo

Full-time

USD 150,800.00 - 265,880.00 per year

Junior Software Engineer

Columbia, Maryland

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Today

INTEL/Cyber Analytics at Leidos currently has an opening for a junior-level Software Engineer in Columbia, MD. The candidate will be responsible for performing the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products. Applies appropriate principles, standards, processes, procedures and tools throughout the software development life cycle. Primary Responsibi

Full-time

USD 57,850.00 - 104,575.00 per year

Software Engineer

Annapolis, Maryland

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 103,800.00 - 192,300.00 per year

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