Cyber Software Engineer, TS/SCI w/ Poly
$176k - $282kPeraton Corporation
Responsibilities Senior Software Engineer – Cyber IntelligenceLocation: Annapolis Junction, MDClearance Required: TS/SCI with PolygraphJoin the mission. Shape the future of cyber intelligence.Peraton is seeking a Senior Software Engineer to play a key role on our high-impact Cyber Intelligence team in Annapolis Junction, MD. This is more than just a job—it's a chance to build sophisticated systems that support national security and intelligence operations. If you thrive on innovation, complex problem-solving, and working with massive data sets and real-time systems, this is the place for you.What You'll Do:As a Senior Software Engineer, you’ll design, develop, and enhance a variety of cutting-edge software systems. Your work will directly support high-stakes missions through:Developing and maintaining complex, scalable software systems for advanced data processing, real-time analytics, and intelligence operations.Leading and mentoring multiple development teams through all phases of the software development lifecycle.Conducting software analysis, testing, and performance tuning to ensure reliability and scalability.Collaborating on system architecture and design decisions, making smart trade-offs between custom development and COTS/GOTS solutions.Resolving critical software issues and ensuring robust integration of system components.Your Responsibilities with Include:Recommending innovative technologies and tools to enhance system performance and capability.Serving as the technical lead across multiple teams—guiding architecture, coding standards, and best practices.Driving the selection and execution of software development methodologies in collaboration with system engineers and customers.Ensuring the highest quality standards across all software releases through structured reviews, rigorous testing, and team oversight.Delegating tasks effectively while fostering accountability and performance across engineering teams.What You'll Bring:Deep expertise in software engineering, including experience with large-scale or mission-critical systems.Strong knowledge of modern development practices, tools, and languages.Demonstrated success leading teams and delivering complex software solutions.A proactive, problem-solving mindset with a passion for innovation.Why Peraton?We’re a trusted mission partner to essential government agencies. At Peraton, you’ll have the opportunity to make a real-world impact, work with brilliant minds, and solve some of the toughest challenges in national defense and intelligence. Your work matters here.#MDFSP#MPOJobs #AJCM #PeratonRoyalMove Qualifications Position Requirements:Active TS/SCI security clearance with a current polygraph is requiredTwenty years experience as a software engineer in programs and contracts of similar scope, type, and complexityBachelor’s degree in Computer Science or related discipline from an accredited college or universityFour years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degreeHighly desired experience with:Hands on experience with high level languages such as JAVA, C, C++Developing and / or reviewing Technical Architecture diagrams to ensure infrastructure systems and operations are available, reliable and resilientUnderstanding of Software Security Frameworks such as FedRAMP and DoD IL6Provide rapid prototyping of software in support of government mission areas and deliver source code prototypes, resolve existing functional issues, and deliver new functionalityDeveloping production ready software within the Top Secret EnvironmentUnit and Integration Testing within the Top Secret environmentDeveloping solutions that adhere to the Data Compliance and Security requirements within the Top Secret environmentPeraton offers enhanced benefits to employees working on our critical National Security programs, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure. Target Salary Range $176,000 - $282,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law. Job SummaryRequisition ID: 2026-167510Position Category: Information TechnologyClearance: Top Secret/SCI w/Poly
$112k - $179k
...Cloud Software Engineer 2 - TS/SCI w/Poly Job Locations US-MD-Annapolis Junction Requisition ID 2026-165692 Position Category... ...Poly Responsibilities Cloud Software Engineer 2 - Cyber Mission (Annapolis Junction, MD) Peraton is seeking a...SuggestedContract workFor contractorsRemote workShift work$25k
...Software Engineer \- Offensive\/Defensive Cyber Operations \- 7+ yrs of Experience \- TS\/SCI w\/Poly Required \\\ \ \ Halogen Engineering Group is looking for a \\ Software Engineer who can perform vulnerability research with a focus on OCO (Offensive...SuggestedFull timeContract workTemporary workWork experience placementRemote workShift work$25k
...Job Description Job Description Software Engineer - DevOps/HPC - 7+ yrs of Experience - TS/SCI w/Poly clearance is required Halogen Engineering is seeking a DevOps Software Engineer who will be part of a team responsible for designing, developing and maintaining...SuggestedContract workTemporary workRemote workShift work$146k - $234k
...seeking a highly motivated User Experience software engineer to support development and software... ...#MDFSPQualificationsBasic Qualifications: TS/SCI with Polygraph level clearance is... ...2026-163166Position Category: Information TechnologyClearance: Top Secret/SCI w/PolySuggestedContract workShift work$176k - $282k
ResponsibilitiesPeraton is seeking a Software Engineer to support a suite of web-based applications... ...operational specifications are met.TS/SCI clearance with polygraph clearance is requiredAdditional... ...2026-167192Position Category: Information TechnologyClearance: Top Secret/SCI w/PolySuggestedContract workShift work$176k - $282k
...technologies and processes for complex software projects and serve as the... ...with the customer and system engineering.Ensure quality control of all... ...Qualifications:TS/SCI with Polygraph level clearance... ...Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workFlexible hoursShift work$146k - $234k
...seeking a highly motivated and skilled Software Engineer to design, develop, and secure next-generation... ...for a bachelor’s degree.Active TS/SCI security clearance with a current polygraph... ...ID: 2025-159560Position Category: EngineeringClearance: Top Secret/SCI w/PolyContract workShift work$146k - $234k
...knowledgeable and customer-oriented Software Application Support Systems Engineer to join our team. In this role you... ...QualificationsBasic Qualifications Active TS/SCI clearance with current polygraph... ...6954Position Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workShift work$146k - $234k
Responsibilities Cloud Software Engineer - Cyber Missions TeamLocation: Annapolis Junction, MDPeraton... ...experience may be substitutedActive TS/SCI clearance with current polygraphCloud... ...SummaryRequisition ID: 2026-162547Position Category: EngineeringClearance: Top Secret/SCI w/PolyContract workShift work$80k - $128k
...Peraton is seeking Junior Cloud Software Engineers in Annapolis Junction, MD.... ...Engineer to join our Cyber Intelligence team in Annapolis... ...Citizenship and ability to obtain TS/SCI clearance with polygraphFour... ...: Information TechnologyClearance: Top Secret/SCI w/PolyContract workShift work$125.1k - $225.2k
...is looking for a Full Stack Software Engineer to join our team. In this role... ...goal to prevent and eradicate cyber threats to critical U.S.... ...methodologiesU.S. CitizenshipActive TS/SCI security clearance with... ...Requirement:An active Top Secret SCI w/Polygraph security clearance...Full timeFlexible hoursShift work- ...and defense contractors. We provide talented and exceptionally qualified IT, architectural, system, and software engineering personnel. Requires TS/SCI with Poly Clearance The Software Engineer develops, maintains, and enhances complex and diverse software systems...Full timeFor contractorsLocal area
$72.7k - $149.2k
Job Title: Software Engineer 1 (TS/SCI w/Poly)Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *CACI has an immediate opportunity...Contract workWork experience placementLocal areaImmediate startFlexible hours$103.5k - $181.1k
...Description:Are you passionate about reverse engineering and embedded development—and looking for... ...What Required Skills You'll Bring:Active TS/SCI with Polygraph (required at time of hire)... ...Requirement:An active Top Secret SCI w/Polygraph security clearance is required...Full timeFlexible hours- ...to protect our country from threats. Job Description SOFTWARE ENGINEER Transform technology into opportunity as a Software Engineer... ...years of related experience ● Security clearance level: TS/SCI w/Poly required ● US citizenship required ● Role requirements:...Contract work
- ...Location: Annapolis Junction, Maryland Category: Software Engineer Engineer Level - Entry - Senior Level Travel Required: No Remote Type: No Clearance: TS/SCI w/ Polygraph **Position is contingent upon contract award** Position Requirements...Full timeContract workTemporary workWork experience placementImmediate startRemote work
$128.2k - $225.98k
...MarylandSalary: $128,200 - $225,975Clearance: TS/SCI w/Poly SPCompany: Lockheed... ...Martin Rotary and Mission Systems, Cyber & Intelligence, we are driven by innovation... ...are some of the exciting cleared Engineering roles available:- Software Developer- System Engineer -...Full timeTemporary workWork experience placementWork at officeRemote workFlexible hours- ...Technical Training, Certification(s) or Degree ● Required Experience: 5+ years of related experience ● Security Clearance Level: TS/SCI w/Poly ● Required Skills and Abilities: Proven experience with Azure cloud services and migration projects. Strong proficiency...
- ...Location: Annapolis Junction, MD and Alexandria, VA Category: Software Engineer (SWE) - Demonstrated experience with Java is required for... ...Travel Required: No Remote Type: No Clearance: TS/SCI w/ Polygraph Software Engineer The Software Engineer will...Full timeRemote work
- ...Description Software Engineer Levels 1 - 3 - TS/SCI/FS Poly clearance only Altamira Technologies has a long and successful history of providing innovative solutions throughout the U.S. National Security community. Headquartered in McLean, Virginia, Altamira serves...Full timeWorldwide
- ...Technical Training, Certification(s) or Degree ● Required Experience: 5+ years of related experience ● Security Clearance Level: TS/SCI w/Poly ● Required Skills and Abilities: Proven experience with Azure cloud services and migration projects. Strong proficiency...Relocation package
$104k - $166k
Responsibilities The team is seeking a Software Engineer to design, implement, test, and operate... ...developing software in JavaActive TS/SCI security clearance with a current polygraph... ...ID: 2026-163318Position Category: EngineeringClearance: Top Secret/SCI w/PolyContract workShift work$146k - $234k
...As an Information Systems Security Engineer (ISSE), you will play a key role... ...#MDFSPQualificationsQualifications: Active TS/SCI security clearance with current... ...by law.Job SummaryRequisition ID: 2026-166253Position Category: Cyber SecurityClearance: Top Secret/SCI w/PolyContract workShift work- ...our country from threats. Job Description AZURE CLOUD ENGINEER Cloud Architect will maintain an efficient and cost-... ...to support an on-call rotation ● Security clearance level: TS/SCI w/Poly ● US citizenship required ● Certification Required: 8570...
- ...country from threats. Job Description Azure Cloud VDI Engineer ** This position is eligible for up to a 30k sign on... ...to support an on-call rotation ● Security clearance level: TS/SCI w/Poly ● US citizenship required ● Certification Required: 8570...Relocation package
$146k - $234k
ResponsibilitiesPeraton is seeking a Senior Systems Engineer to support a large analytic cloud... ..., type and complexity is required Active TS/SCI security clearance with a current... ...ID: 2026-165826Position Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workShift work$104k - $166k
...team providing advanced cloud software solutions for national security. As a Cloud Software Engineer, you will design, develop, and... ...#AJCM#MDFSP#PeratonRoyalMoveQualificationsRequired QualificationsActive TS/SCI clearance with a current... ...Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workFlexible hoursShift work- ...Job Description Job Description Test Engineer – Python/Linux/Automation - 8+ yrs of Experience - TS/SCI w/Poly Clearance Halogen Engineering Group is looking... ...dedicated tester with experience in both the Software and Hardware worlds. A tester in this role would...Contract workRemote workShift work
$25k
...Job Description Job Description Software Engineer - Team Lead/Front End - 12+ yrs of Experience - TS/SCI w/Poly Required Halogen Engineering Group is looking for a Software Engineer to join our team who can support Nightwing CODEX, directly meeting mission-critical...Contract workTemporary workRemote workShift work$125.1k - $225.2k
...hands-on Android and embedded software development to build capabilities... ...Skills You'll Bring:Active TS/SCI clearance with polygraph5+ years... ...experience in software engineering with a focus on C development... ...Requirement:An active Top Secret SCI w/Polygraph security clearance...Full timeFlexible hours
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