Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Software Engineer Staff - Clearance Required

$3,000 per month

Lockheed Martin

Job Description:

This position is participating in our External Referral Program . If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you‘ll receive a $3,000 payment!
code-extrefer

WHAT WE’RE DOING
Lockheed Martin, Rotary Mission Systems 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, you’ll work with cybersecurity experts on the forefront of threat protection and proactive prevention. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep the threats at bay.

THE WORK
In this role you will:

• Analyze user requirements to derive software design and performance requirements
• Design and code new software or modify existing software to add new features
• Integrate existing software into new or modified systems or operating environments
• Write or review software and system documentation
• Serve as team lead at the level appropriate to the software development process being used on
any particular project
• Design or implement complex database or data repository interfaces/queries
• Develop or implement algorithms to meet or exceed system performance and functional standards
• Assist with developing and executing test procedures for software components
• Develop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas
• Modify existing software to correct errors, to adapt to new hardware, or to improve its performance
• Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design
• Design or implement complex algorithms requiring adherence to strict timing, system resource,
or interface constraints; Perform quality control on team products
• Implement recommendations for improving documentation and software development process standards
• Coordinate software system installation and monitor equipment functioning to ensure operational specifications are met

WHO WE ARE
The program is on fire for cyber. In support of our customer, members of the team are responsible for providing full lifecycle support including analysis, design, development, integration, testing, procurement, deployment, security, training and sustainment for collection and antenna systems.

WHY JOIN US
In this role you will have the opportunity to safeguard vital national security systems while advancing cutting‑edge cyber defense technologies.
Our benefits are built to match the caliber of your work. Reliable, high-performing, and mission-ready. You’ll enjoy world‑class resources, mentorship, continuous learning, competitive compensation, comprehensive benefits, and a supportive work‑life balance—all within a culture that values innovation, integrity, and collaboration.

This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you‘ll receive a $3000 payment! Code extrefer.

#OneLMHotJob
#RMSIL2026

Qualifications:

• Fourteen (14) years experience as a SWE in programs and contracts of similar scope, type, and
complexity is required. Bachelor’s degree in Computer Science or related discipline from an accredited
college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree

Candidate must possess active security clearance with a polygraph.
Vacancy posted 8 hours ago
Similar jobs that could be interesting for youBased on the Senior Software Engineer Staff - Clearance Required in Harmans, MD vacancy
  • $3,000 per month

     ...this role you will: • Analyze user requirements to derive software design and performance requirements...  ...standards, confer with users or system engineers; analyze systems flow, data usage...  ...bachelor’s degree Candidate must possess active security clearance with a polygraph.
    Senior

    Lockheed Martin

    Severn, MD
    8 hours ago
  • $190k - $200k

    Red Arch Solutions, Inc. is seeking a Sr. Software Engineer with an active TS clearance to support IT services essential for a federal agency. The role focuses on developing and deploying applications leveraging AWS, with a particular emphasis on DevSecOps practices. Candidates... 
    Senior

    Red Arch Solutions, Inc.

    Columbia, MD
    2 days ago
  • $100k - $250k

     ...Force Talent is seeking Full Stack Software Engineers (all levels - Junior/Senior/Expert)(many openings) with an active TS/SCI FSP security clearance.  We have multiple clients, ranging...  ...contract, additional interviews may be required with a prime contractor/partners... 
    Senior
    Full time
    Contract work
    For contractors
    Work at office

    Task Force Talent

    Laurel, MD
    18 days ago
  • Themis Insight is seeking a Principal Software/Data Engineer to join their team in Laurel, MD. You...  ...ensuring adherence to documented requirements. The ideal candidate will have extensive...  ...and Python, and must possess a TS/SCI clearance with polygraph. This role offers a... 
    Senior

    Themisinsight

    Laurel, MD
    4 days ago
  •  ...MANTECH seeks a highly technical and mission-focused Senior CNO Software Engineer to join our team in Hanover, MD.   In this role...  ...Atlassian tools (JIRA, Confluence, Crucible)   Clearance Requirements: ~ Must have a current/active TS/SCI w/Polygraph security... 
    Senior
    Full time
    Work experience placement

    MANTECH

    Hanover, MD
    20 hours ago
  •  ...MANTECH seeks a highly technical and mission-focused Senior CNO Software Engineer to join our team in Hanover, MD.   In this role...  ...Atlassian tools (JIRA, Confluence, Crucible)   Clearance Requirements: ~ Must have a current/active TS/SCI w/Polygraph security... 
    Senior
    Work experience placement

    ManTech

    Hanover, MD
    1 day ago
  • $10k

     ...sessions with our entire technical staff. Your Mission Join ClearEdge as a Senior DevOps Software Engineer, where you will design,...  ...in system security requirements and accreditation processes...  ...Active TS/SCI with Polygraph clearance Fourteen (14) years of experience... 
    Senior
    Contract work

    ClearEdge

    Jessup, MD
    20 days ago
  • Staffed4U is looking for a Mid-to-Senior Level Software Engineer in Jessup, Maryland. The role requires at least 6 years of software development experience and a technical...  ...degree. Candidates must have an active TS/SCI clearance with Full-Scope Polygraph. You will develop... 
    Senior

    Staffed4U

    Jessup, MD
    1 day ago
  • $180k - $220k

     ...Requisition ID: 2606 Standard Title: Required Security Clearance: Top Secret/SCI with Full Scope Polygraph Location: Hanover...  ...Description: Base-2 Solutions is looking for a top-notch software engineer to join our team. We are driven to solve challenging... 
    Senior
    Hourly pay
    Contract work
    Temporary work
    Immediate start
    Flexible hours
    Shift work

    Base2 Solutions

    Hanover, MD
    3 days ago
  • $86.8k - $198k

    Booz Allen Hamilton is seeking an AI Software Engineer in Laurel, MD, to develop AI and machine learning solutions for national security. The ideal candidate will have a Bachelor's in Computer Science and 4+ years of experience with languages like Python or Java, along... 
    Senior

    Booz Allen Hamilton

    Laurel, MD
    1 day ago
  • $200k - $217k

    A technology company in Laurel, Maryland seeks a CLOUD ARCHITECT with a minimum of 10 years in IT and active TS/SCI clearance. The role requires strong expertise in cloud service architecture and multiple connectivity options. Competitive salary range from $200,000 to... 
    Senior

    FLASH Technology Group

    Laurel, MD
    4 days ago
  • $3,000 per month

     ...on bonus for external hires! Cyber Software Engineer Stf - SIGNAL SWE WHAT WE‘RE DOING...  ...advanced signal processing. This role requires expertise in both coding and signal processing...  ...must possess the requisite security clearance and polygraphs to apply to this... 
    Relocation package

    Lockheed Martin

    Odenton, MD
    8 hours ago
  • $107.9k - $195.05k

     ...exciting opportunity for a Senior Software Engineer in our Intel Sector. Our...  ...or equivalent. Security Clearance : Must possess an active TS...  ...development processes (i.e., requirements analysis, software design,...  .... We challenge our staff with interesting assignments... 
    Senior
    Local area
    Immediate start
    Flexible hours

    Leidos

    Hanover, MD
    20 hours ago
  •  ...Developer Location: Onsite, Washington, DC (5 days/onsite) Clearance Required: Secret About the Role We are seeking a skilled.NET...  ...and development team members. Test, debug, and maintain software while following SDLC and configuration management standards.... 
    Senior
    Work at office
    Local area

    Improvix Technologies, Inc.

    Laurel, MD
    4 days ago
  •  ...Description: THE WORK This senior role fosters...  ...collaboration with other senior engineers for the development of...  ...seeking a full stack software engineer to develop,...  ...Active Top Secret clearance with polygraph...  ...type, and complexity is required. Bachelor’s degree... 
    Senior

    Lockheed Martin

    Glen Burnie, MD
    8 hours ago
  •  ...will provide direct development and engineering support for the National...  ...stakeholders, and fellow engineers. Required Qualifications: Clearance & Citizenship: Active U.S. Secret...  ...of three (3) years of professional software development experience. Backend... 
    Contract work
    For contractors

    Praescient Analytics

    Hanover, MD
    3 days ago
  •  ...Software Engineer – TS/SCI Poly (Linux, Python/C++/Java) Location: Annapolis Junction, MD Clearance Required: Active TS/SCI with Polygraph Overview We are seeking a Software Engineer to join a cleared, mission-focused team developing software solutions for... 

    Emtak LLC

    Annapolis Junction, MD
    10 days ago
  • $100k - $130k

     ...Be part of an Agile team of engineers building next-generation systems...  ...Flow, and more. Degree Requirements: A B.S. in Computer Science,...  ...20+ years of experience. Clearance Requirements: Current DoD TS...  ...0k;  Mid-level: $120-180k;  Senior level: $150-250k* S ome... 
    Local area
    Remote work

    Nexxis Solutions

    Annapolis Junction, MD
    1 day ago
  • $100k - $130k

     ...Be part of an Agile team of engineers building next-generation systems...  ...Flow, and more. Degree Requirements: A B.S. in Computer Science,...  ...20+ years of experience. Clearance Requirements: Current DoD TS...  ...130k; Mid-level: $120-180k; Senior level: $150-250k* Some... 
    Local area
    Remote work

    Nexxis Solutions

    Annapolis Junction, MD
    4 days ago
  •  ...Software Engineer 0 - TS/SCI with Polygraph (Entry-Level) Location: Annapolis Junction, MD Clearance Required: Active TS/SCI with Polygraph Overview We are seeking an entry-level Software Engineer (Level 0) to join a mission-focused team supporting... 

    EMTAK LLC

    Annapolis Junction, MD
    3 days ago
  •  ...Software Engineer (Level 2) Clearance Required: Top Secret/SCI with Active Full Scope Polygraph This is not a remote or hybrid position. All work is performed on-site within a SCIF at Columbia, MD or Annapolis Junction, MD. We are seeking two cleared Software... 
    Temporary work

    Kroll

    Columbia, MD
    2 days ago
  •  ...Software Engineer CyberTrend's leadership has 40 years of experience in the industry, and the company continues to serve as...  ...architectural, system, and software engineering personnel. Requires TS/SCI with Poly Clearance The Software Engineer develops, maintains, and... 
    Full time
    For contractors
    Local area

    CyberTrend Engineering LLC

    Annapolis Junction, MD
    4 days ago
  • $120k - $150k

     ...Senior Software Engineer Step into a high-impact Senior Software Engineer opportunity with a confidential client, where you will help...  ...through the full firmware development life-cycle: requirements, specifications, implementation, test, factory deployment,... 
    Senior
    Relocation package

    Top Engineer

    Jessup, MD
    4 days ago
  • $200k - $260k

     ...*An active or rein-statable TS/SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance.*** Are you a Senior Full Stack Software Engineer who is ready for a new challenge that will launch your career... 
    Senior
    16 hours
    Full time
    Contract work
    Remote work
    Work from home
    Relocation package

    GliaCell Technologies

    Columbia, MD
    9 days ago
  • $170k - $230k

     ...*An active or rein-statable TS/SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance.*** Are you a Senior Full Stack Software Engineer who is ready for a new challenge that will launch your career... 
    Senior
    Full time
    Contract work
    Remote work
    Work from home
    Relocation package

    GliaCell Technologies

    Laurel, MD
    19 days ago
  • REDLattice is seeking a Senior CNO Software Developer in Hanover, Maryland. This role emphasizes creating advanced software solutions to support...  ...secure coding. Candidates should possess an active TS/SCI clearance with Polygraph and a Bachelor's degree in a technical... 
    Senior

    REDLattice

    Gambrills, MD
    4 days ago
  •  ...Software Engineer Peterson Technologies has been the premier resource for mission-critical...  ...information systems) based upon documented requirements. Works individually or as part of a...  ...to classified information; TS/SCI clearance with polygraph is required. Bachelor's... 
    Senior

    Peterson Technologies

    Annapolis Junction, MD
    4 days ago
  •  ...SECURITY CLEARANCE : TS/SCI with both Polygraphs is required POSITION: Senior Software Engineer REQUISITION: NIN-AE4-17.022425 LOCATION: Ft. Meade, Maryland JOB DESCRIPTION: • The Software Engineer will be heavily involved with the creation,... 
    Senior

    Capital Solutions Group LLC

    Baltimore, MD
    2 days ago
  •  ...Requirements Essential Job Responsibilities Must have a...  ...experience developing Java based software capabilities. Should...  ...~ Security Clearance: A current Secret level U.S....  ...of experience as a software engineer, designing, developing, and... 
    Senior
    Work at office
    2 days per week
    1 day per week

    Real Soft

    Columbia, MD
    2 days ago
  • $200k - $250k

     ...Senior Software Engineer Why This is an Exciting Role: As a Senior Software Engineer - Backend...  ..., and timelines Analyze user requirements to derive software design and performance...  ...Qualifications: Active TS/SCI clearance with polygraph Experience assisting... 
    Senior
    16 hours
    Contract work
    Work experience placement
    Remote work

    Boeing Intelligence & Analytics

    Annapolis Junction, MD
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Software Engineer Staff - Clearance Required. Be the first to apply!