Senior Software Engineer Staff - Clearance Required
$3,000 per monthLockheed 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, andcomplexity 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 3 days ago
Similar jobs that could be interesting for youBased on the Senior Software Engineer Staff - Clearance Required in District Heights, MD vacancy
- ...where innovation, ethics, and teamwork are valued. As a Senior Software Engineer Staff in our IT & Cybersecurity department, you will contribute... ...advancement. Your role involves deep technical challenges and will require a robust understanding of various programming...Senior
$112k - $190k
Overview LMI is seeking a Senior Software Engineer to build mission applications supporting Army... ...to understand mission needs, refine requirements, and incorporate feedback into working... ...Department of Defense.Active Secret clearance.Preferred QualificationsExperience building...SeniorContract workRemote work- ...consulting firm in Arlington is seeking an Advanced Software Engineer specializing in signal processing and geolocation systems... ...C++ and Python development within Linux. This role requires an active Top Secret clearance and offers competitive benefits that reflect a...Senior
- Innovative Defense Technologies (IDT) seeks a Senior Software Engineer to join our Engineering team in Arlington, VA or Mount Laurel... ...solutions that meet coding standards. The role requires an active Secret clearance, on-site presence, and collaboration across cross-functional...Senior
- Astrion is seeking a Senior Software Engineer to directly support the USAF Cryptologic and Cyber Systems Division, based at Lackland AFB, TX. The role requires U.S. citizenship, an active TS/SCI clearance, and a strong background in software development using Python, Java...SeniorFull time
- Quality Support, Inc. is looking for a Senior Software Engineer in Alexandria, Virginia. Candidates must have 25-30 years of experience... ...submarine construction, power, and cooling. The role requires a Top Secret clearance and a B.A. or B.S. in computer science or related...Senior
- ...solutions, and translate those needs to technical requirements. Participate in all aspects of the software development lifecycle, including requirements... ...responsibilities and expert knowledge of software engineering with: Expert proficiency with Python and JavaScript...SeniorFull time
$191k - $253k
...military in months, not years.ABOUT THE JOBAt Anduril, our Software Engineers are at the forefront of defense technology, crafting high-impact... ...support extensive data processing, analysis, and storage requirements.Collaborate with front-end engineers, robotics engineers,...SeniorFull timeWork experience placementImmediate start$119.32k - $202.85k
...actively recruiting for an experienced Senior Software Developer to support the research and... ..., you will provide software engineering development and support, as well as oversight... ...manage own workloadActive security clearance required as part of client contract requirementsDue...SeniorFull timeContract workWork experience placementWork at officeLocal areaRemote work$161.5k - $218.5k
...Software Engineer Sr PrincipalGDIT is seeking a Principal Software Engineer... ...and practices.As a Senior Principal Software Engineer... ...lead and perform software requirements analysis, design, development... ...required. DoW active Secret clearance is preferred. If candidate...SeniorTemporary workImmediate startRemote workWorldwideFlexible hours- ...Job Description Job Title: Senior Cobol Developer Location: Remote. Duration: Full-Time NEED IRS MBI Clearance. Job Overview: We are seeking a Senior... ...to improve performance and adapt to new requirements. Collaborate with management and technical...SeniorPermanent employmentFull timeRemote work
$220.8k - $331.2k
...products include Hivemind autonomy software, V-BAT and X-BAT aircraft,... ..., software, and systems engineering. A successful candidate will... ...The role is highly dynamic, requiring hands-on experience, strong... ....Ability to obtain a SECRET clearance. Preferred Qualifications:Direct...SeniorFull timeTemporary workPart timeWork experience placementWork at officeWorldwide- Cayuse Holdings is looking for a Senior Full Stack Developer based in Washington, D.C. This role involves designing... ...candidate will have 8+ years of experience in software development and an active Top Secret clearance, excelling in a collaborative Agile environment....Senior
- NetServices (NSI) seeks a Senior Java Full Stack Developer to join an agile software team. You will design and implement backend APIs with... ...schemas to scale systems. This role requires a U.S. Citizenship and an active TS/SCI clearance; Washington, DC area on-site work is...Senior
- ...professionalism.V2X is seeking a Senior Data Analytics/Application... ...Science, Data Analytics or Software Engineering.Experience:Bachelor’s Degree... ...offset the bachelor’s degree requirement (total of 15 years of relevant experience)Clearance:Eligible to obtain and maintain...SeniorWork at office
- ...Information Sciences (AIS) is seeking a Senior .NET & React Full Stack Developer to... ...cloud‑aware solutions. As a senior engineer, you will lead design decisions, review... ...collaborate with clients. This role requires Top Secret clearance, 3-5 years of experience, and strong...Senior
- ...The Software Engineer is responsible for the design, development, testing, and management of... ...for all solutions, including planning, requirements, development, testing, and quality assurance... ...years experience; Top Secret Security Clearance; Counterintelligence Polygraph a...SeniorFull time
- ...Government, govtech, or defense experience is welcome but not required - Passionate about defense and the mission - Comfortable with... ...startup - Ability to obtain and maintain a TS/SCI security clearance Our Working Style - Why We Might Work Well Together - You...SeniorFull timeWork at officeWork from homeFlexible hoursNight shiftWeekend work
$125k
...knot team of highly cleared engineers, analysts, and program... ...locally available. The Senior Full Stack Software Engineer will support the... ...features and capabilities required for MVP release. The ideal... ...agile team. Security Clearance requirement: Must...SeniorFull timeFlexible hours- ...Black Cape Title: FrontEnd Software Engineer (2+ years to Senior Levels) Locations: Arlington, VA... ...and areas throughout the DMV area Clearance: MUST have an Active Top Secret of... ...likely not get back to you. It is a REQUIREMENT for the job.*** Black Cape has Won...SeniorFull timeFor subcontractor
- ...Technical Lead (Engineer/Developer) — IRS Enterprise... ...Lanham, MD (on-site as required) Summary KeenLogic... ...secure, high-quality software delivery. Required... ...for IRS Public Trust clearance ~10+ years of experience... ...users and IRS staff ~ Collaborate with...SeniorFull timeMonday to Friday
- Clearance Required: Top Secret/SCI with Active Full Scope PolygraphThis is not a remote or hybrid position. All work is performed on-site... ..., MD or Annapolis Junction, MD.We are seeking two cleared Software Engineers (Level 2) to support software development and full life...Temporary work
- ...Opportunity : Our team is seeking a talented Senior Software Engineer to work in a hybrid model with our... .../API design. Translate business requirements and context into sound and efficient... ...be a US Citizen for DHS Suitability clearance. Extensive working experience in...SeniorFull timeWork experience placement
- ...Cape Title: Spectacular Full Stack Software Engineer (2+ years - Senior Level) Locations: Arlington, VA,... ...per week - as the customer needs Clearance: MUST have an Active Top Secret or... ...not get back to you. It is a REQUIREMENT of the job.*** Black Cape has Won...SeniorFull timeFor subcontractor2 days per week3 days per week
$191k - $254k
...Senior Software Engineer Software | Washington, DC | Full Time Position: Senior Software Engineer Location: Washington, DC... ...Engineering Schedule: Standard Day Shift, Monday–Friday Clearance Requirement: Active Secret security clearance (required)...SeniorFull timeTemporary workMonday to FridayFlexible hoursDay shift$191k - $254k
...Senior Embedded Software Engineer (Bare Metal) Software | Washington, DC | Full Time Position: Senior Embedded Software Engineer... ...Engineering Schedule: Standard Day Shift, Monday–Friday Clearance Requirement: Active Secret security clearance (required)...SeniorFull timeTemporary workMonday to FridayFlexible hoursDay shift- ...our organizational culture. A Senior Software Engineer (SSE) is responsible for designing, developing... ...expected to generate concise feature requirement specifications and design documents.... ...to obtain and maintain a US Security Clearance: Secret Desirable Knowledge...SeniorFull timeLocal areaRemote work
$134k - $184k
...STR is hiring experienced Senior Software Engineers to join our multidisciplinary... ...you are: ~ This position requires the ability to obtain a Top Secret (TS) security clearance, for which U.S. citizenship... ...including mentoring junior staff and contributing to team efficiency...SeniorFull timeLocal areaImmediate startNight shift$168k - $252k
...ABOUT THE TEAM We are looking for software engineers with modeling and simulation experience... ...modeling and simulation systems. The role requires the individual to be well-versed in... ...active U.S. Top Secret SCI security clearance PREFERRED QUALIFICATIONS Advanced...SeniorFull timeWork experience placementLocal areaRelocation package- ...Software Engineer (Mid/Senior) Location: Onsite | Washington, DC Clearance: Active TS/SCI required; CI Polygraph required Employment Type: Full-time, salaried, with full benefits... ...practitioners, and senior engineering staff. More senior candidates will...SeniorFull timeTemporary workHome office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer Staff - Clearance Required. Be the first to apply!
Related searches
- part time software developer remote District Heights, MD
- senior operations technician District Heights, MD
- software District Heights, MD
- id software District Heights, MD
- software implementation project manager District Heights, MD
- senior robotics software engineer
- software design engineer
- software system engineer
- mastercard software engineer
- part time software developer



