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  • Senior Software Engineer

    $25 per hour

     ...Senior Software Engineer at Lockheed Martin summary: As a Senior Software Engineer at Lockheed Martin, you will design, develop, and maintain complex software systems integral to cybersecurity operations protecting critical infrastructure and sensitive data. You will... 
    Senior
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation
    Relocation package
    Flexible hours
    Shift work

    Lockheed Martin

    Hanover, MD
    2 days ago

  • Senior Software Engineer - CTJ - TS/SCI

     ...OverviewMicrosoft has an exciting opportunity for a Senior Software Engineer in the Cloud+AI Silver Team. This team will be responsible for deploying and operating services within an air gapped environment, including the infrastructure for collaboration.In this role,... 
    Senior

    Microsoft Corporation

    Elkridge, MD
    4 days ago

  • Senior CNO Software Engineer

    ManTech is seeking a motivated, career and customer-oriented Expert CNO Software Developer to join our team in Hanover, MD. As a valued member of our organization, you will play a pivotal role in developing advanced cyber capabilities while delivering exceptional ...
    Senior
    Work at office

    ManTech

    Hanover, MD
    5 days ago

  • Senior Software Engineer (SSE) with Security Clearance

    James Scott LLC is actively seeking a Senior level Software Engineer that possesses robust management experience and deep history using both legacy and the newest technological tools to support a major customer. This will be a tremendous opportunity for the selected Engineer... 
    Senior
    For contractors
    Work at office
    Remote work

    James Scott Group

    Hanover, MD
    1 day ago

  • Senior Software Engineer (SWE-4)

    $126.1k - $227.95k

     ...Job Description Description Leidos has a new and exciting opportunity for a Senior Software Engineer in our Security Sector's (NSS) Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security Engineering, Computer Network Operations... 
    Senior
    Immediate start
    Flexible hours

    ZipRecruiter

    Catonsville, MD
    2 days ago

  • Senior Software Engineer

    Annual Salary Range: $180,000 to $220,000 with Full Benefits to include Health/Dental/Vision and PTO. Description: Base-2 Solutions is looking for a top-notch software engineer to join our team. We are driven to solve challenging customer problems...
    Senior

    Base2 Solutions

    Hanover, MD
    4 days ago

  • Senior Software Engineer (AdmitIT Team)

    $131.8k - $290k

     ...Senior Software Engineer (AdmitIT Team) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None The Opportunity... 
    Senior
    Full time
    Contract work
    For contractors
    Work experience placement
    Flexible hours

    CACI International

    Hanover, MD
    5 days ago

  • Senior Software Engineer (Engineer Software 3)

    $95.48k - $140k

     ...To learn more about Mission Technologies, click here for a short video: Job Description Are you a motivated and experienced Senior Software Engineer ready to make a tangible impact on national security? Join HII's Mission Technologies division in Hanover, MD, and... 
    Senior
    Full time
    Work experience placement
    Local area
    Worldwide

    Huntington Ingalls Industries

    Hanover, MD
    2 days ago

  • Senior CNO Software Engineering Lead

    ManTech seeks a motivated, career and customer-oriented Lead CNO Software Engineer to join our team in the Hanover, Maryland.   Responsibilities include, but are not limited to: Coding and development with Python, Java and Groovy. Performing data analytics...
    Senior

    ManTech

    Hanover, MD
    1 day ago

  • Authentication Software Engineer Senior Java Developer

    Benefits: Company Paid Health Insurance Company Funded HSA Flexible schedule Paid time off Signing bonus Training & development Tuition assistance At Nissint Technologies, you'll work on high-impact, cutting-edge projects with a skilled team of ...
    Senior
    Relocation package
    Flexible hours

    Nissint Technologies

    Hanover, MD
    3 days ago

  • Senior DevOps Engineer

     ...Job Title Senior DevOps Engineer Functional Title Information Technology Developer Contract position State Location Columbia, MD US Hanover, MD US (Primary) Education Bachelor's Level Degree Job Type Full-time Job Description Quantech... 
    Senior
    Full time
    Contract work
    Work at office
    Work from home

    Quantech Services

    Hanover, MD
    2 days ago

  • Senior DevOps Engineer - 23374 with Security Clearance

    $55.23 - $128.52 per hour

     ...are interested in working with a dynamic and innovative team, we encourage you to apply for this exciting opportunity. #LI-DS1 #Mid-Senior Level Due to federal contract requirements, United States Citizenship and position appropriate security clearance is required. (e.g... 
    Senior
    Hourly pay
    Full time
    Contract work
    Temporary work
    Work experience placement
    Summer work
    Work at office
    Immediate start
    Work from home

    Wyetech, LLC

    Hanover, MD
    1 day ago

  • Software Engineer with Poly Mid to SR Poly Clearance Required

    $139.6k - $246.1k

     ...Date posted: Jul. 29, 2025 Description: THE WORK This senior role fosters collaboration with other senior engineers for the...  ...and evaluation. - Select appropriate data sets - Perform statistical analysis - Run machine learning algorithms - Use results... 
    Senior
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation
    Flexible hours
    Shift work

    Lockheed Martin

    Annapolis Junction, MD
    3 days ago

  • CNO Analyst / Programmer 3

    $3,000 per month

     ...active US security clearance with a polygraph 6+ years overall experience Bachelor of Science in Math, Science, Engineering, Statistics, Engineering Management, or related discipline. May substitute an additional four years' experience in lieu of a Bachelor's... 
    Suggested
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation
    Relocation package
    Flexible hours
    Shift work

    Lockheed Martin Corporation

    Hanover, MD
    2 days ago

  • Software Engineer, Senior Advisor

    $176k - $282k

     ...Software Engineer, Senior Advisor Job Locations US-MD-Jessup Requisition ID 2025-155153 Position Category Cyber Security Clearance Top Secret/SCI w/Poly Responsibilities Peraton is seeking a software engineer who... 
    Senior
    Contract work
    Shift work

    Peraton

    Jessup, MD
    5 days ago

  • Senior DevOps Engineer - AWS/Java/Linux/Ansible/Git/Python

    Build to something to be proud of. Captivation has built a reputation on providing customers exactly what is needed in a timely manner. Our team of engineers take pride in what they develop and constantly innovate to provide the best solution. Captivation is looking...
    Senior
    Hourly pay
    Temporary work
    Work at office
    Work from home

    Captivation Software LLC

    Hanover, MD
    5 days ago

  • Senior Software Engineer (TS/SCI Clearance)

     ...Work. Candidates are encouraged to submit their information and resumes highlighting their relevant experience. Position Title: Senior Software Engineer Location: Hanover, MD Clearance Required: Top Secret/SCI Position Overview: Join a collaborative and... 
    Senior
    Work experience placement
    Local area
    Immediate start

    Hive Group LLC

    Hanover, MD
    13 days ago

  • 1561 - Senior Software Engineer

     ...Senior Software Engineer Sigma Defense is seeking a multi-faceted Senior Software Engineer to design, develop, test, deploy, maintain, and improve software systems. In addition, the Senior Software Engineer will manage project priorities, deadlines, and deliverables... 
    Senior

    Sigma Defense

    Laurel, MD
    4 days ago

  • Senior Software Engineer with Security Clearance

    Description Position Description: The Software Engineer shall be responsible for providing engineering support for mission applications in a SaaS/PaaS Linux environment deployed on an 'on-prem' cloud offering developed with open source software using Kubernetes, Docker,...
    Senior

    FUSE Engineering

    Annapolis Junction, MD
    1 day ago

  • Senior Software Engineer with Security Clearance

    Description Responsible for the development microservices for the Ingest Functionality. Required Java, spring, Jira & Confluence, Gitlab, Maven, Jenkins, Kubernetes, docker, Nexus, mongoDB. Familiar with System Requirements decomposition, release planning, CI/CD, Test frameworks...
    Senior
    Work experience placement

    FUSE Engineering

    Annapolis Junction, MD
    1 day ago

  • Embedded Developers Mid-Senior levels with Security Clearance

    James Scott LLC, is seeking Mid through Senior level Embedded Developers in support of one of its customers within the Annapolis Junction and Fort Meade area. Description: • Create and Design, develop, debug, and modify embedded software. • Work with team on code reviews... 
    Senior

    James Scott Group

    Fort George G Meade, MD
    1 day ago

  • Senior Software Developer with Security Clearance

    Description: You will act as a full stack developer in a fast-paced role making life better for the customer. The organization is focused on discovery of opportunities and enabling activities in numerous technical fields. The candidate will be responsible for designing ...
    Senior

    Clarity Innovations

    Annapolis Junction, MD
    1 day ago

  • Senior Software Engineer

    Overview BigBear.ai is seeking a S enior Software Engineer to support analysts and operators by designing, developing, and integrating tools to automate data collection, analysis, and presentation. This position will be based out of Fort Meade, Maryland. Having a ...
    Senior

    BigBear Inc

    Columbia, MD
    3 days ago

  • Senior Software Engineer (TS/SCI with FSP Required)

    $175k - $250k

     ...Position: Senior Software Engineer Location: Columbia, MD Clearance : Active TS/SCI with FSP Polygraph Sign-On Bonus: Yes DeNOVO Solutions is seeking a Senior Software Engineer to support an advanced project that is modernizing legacy systems to ensure... 
    Senior
    Relocation package

    DeNovo Solutions, LLC

    Columbia, MD
    3 days ago

  • Software Engineer - Senior Level - CLEARANCE and POLYGRAPH REQUI with Security Clearance

    $230k - $250k

    Java, AWS, Docker, Kubernetes, Jira Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position. Required: * Must be a US Citizen. * Must have TS/SCI clearance w/ active polygraph...
    Senior
    Contract work
    Temporary work
    Immediate start

    Constellation Technologies Inc

    Annapolis Junction, MD
    1 day ago

  • SENIOR DEVOPS ENGINEER (406) - MARYLAND - URGENT with Security Clearance

    Job Number: 406 Job Title: SENIOR DEVOPS ENGINEER (406) - MARYLAND - URGENT Job Type: Full-time Clearance Level: Top Secret/SCI - Full Scope Polygraph Work Arrangement: On-site Job Location: Columbia MD Salary: 132K -180K Background * Support development and deployment... 
    Senior
    Full time

    Cyberstrike Group

    Columbia, MD
    1 day ago

  • Senior Software Engineer - Streaming Analytics Solutions

    $176k - $282k

     ...Senior Software Engineer - Streaming Analytics Solutions Job Locations US-MD-Annapolis Junction Requisition ID 2025-160157 Position Category Information Technology Clearance Top Secret/SCI w/Poly Responsibilities... 
    Senior
    Contract work
    Remote work
    Shift work

    Peraton

    Annapolis Junction, MD
    3 days ago

  • Senior Software Engineer

    $220k - $240k

    Peterson Technologies has been the premier resource for mission-critical solutions through detailed analysis, strategic insight, extensive operational experience, and technical expertise. Today, we provide leading-edge data, network security software, and expert guidance...
    Senior

    Peterson Technologies

    Annapolis Junction, MD
    1 day ago

  • Senior Software Engineer

    $227.5k

     ...for national defense? If so, we 're looking for someone like you to join our team at APL! We are seeking a highly motivated Senior Software Engineer who will contribute to all phases of the software development and deployment process. You will be joining a team... 
    Senior
    Temporary work
    Work experience placement
    Interim role
    Casual work
    Relocation package
    Flexible hours

    Johns Hopkins Applied Physics Laboratory (APL)

    Laurel, MD
    2 days ago

  • Cleared Senior Software Engineer with Security Clearance

    $150k - $250k

    Annapolis Micro Systems, Inc. is seeking an intelligent and versatile Cleared Senior Software Engineer with TS/SCI clearance and polygraph to work in a team that identifies customer problems and creates high-performance software solutions. Our team has built a reputation... 
    Senior
    Work experience placement
    Local area
    Immediate start

    Annapolis Micro Systems, Inc.

    Fort George G Meade, MD
    5 days ago