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
$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$135k - $216k
...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... ...2026-167149Position Category: Information TechnologyClearance: Top Secret/SCI w/PolySuggestedContract workWork experience placementShift 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
...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/PolySuggestedContract workFlexible hoursShift 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/PolySuggestedContract workShift work$146k - $234k
Responsibilities Title: Cloud Software Engineer (TS/SCI w/ Poly)ResponsibilitiesPeraton is seeking a Cloud Software Engineer (TS/SCI w/ Poly) to support our Cyber Mission business unit in Annapolis Junction, MD. In this role, you will design, develop, and maintain cloud...Contract workFor contractorsRemote workShift work$146k - $234k
...system requirements to inform software design, performance... ...(e.g., systems and hardware engineers) to align software solutions... ...enhancements#AJCM#PeratonRoyalMove#MDFSPQualificationsRequired Qualifications:Active TS/SCI security clearance with a... ...Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workShift work$25k
...Job Description Job Description Software Engineer - HPC/Linux - 5+ yrs of Experience - TS/SCI w/Poly clearance is required Halogen Engineering Group is looking for a Software Engineer who will be responsible for implementing access controls and permission...Contract workTemporary workRemote workShift work$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$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$75.72 - $136.3 per hour
...assess the capabilities and activities of cyber criminals and/ or foreign intelligence... ...What Required Skills You'll Bring:Active TS/SCI with Poly is requiredMust have a Bachelor’s Degree... ...Requirement:An active Top Secret SCI w/Polygraph security clearance is required...Full timeFlexible hours$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$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$176k - $282k
...is seeking a Senior Systems Engineer to support the continued maturation... ...-end systems engineering for software tools that support outreach... ...a bachelor’s degree.Active TS SCI security clearance with a... ...Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workShift work$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- ...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
$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 Software Engineer - Kubernetes/Linux - 2+ yrs of Experience - TS/SCI w/Poly Required Halogen Engineering Group is looking for a Software Engineer shall be responsible for collaborating with Product Owners, System Engineers, and Project...Contract workRemote workShift work
$25k
...Job Description Job Description Cloud Software Engineer - Full Stack - 12+ yrs of Experience - TS/SCI with Poly Required Halogen Engineering Group is looking for a Cloud Software Engineer who can develop, maintain, and enhance complex and diverse Big-Data Cloud...Contract workTemporary workRemote workShift work$176k - $282k
ResponsibilitiesWe’re seeking a Cloud Software Engineer to support mission-critical operations within... ...Qualifications:Active TS/SCI security clearance with a current polygraph... ...2026-169647Position Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workShift work$25k
...Job Description Job Description Software Engineer – Algorithm Development- 7+ yrs of Experience - TS/SCI w/Poly Required Halogen Engineering Group is looking for a Software Engineer who develops, maintains, and enhances complex and diverse software systems (e....Contract workTemporary workRemote workShift work- ...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
- ...PowerShell; experience working across different technical teams; Familiarity with metrics and KPIs. ● Security clearance level: TS/SCI w/Poly ● US citizenship required ● Role requirements: Demonstrated leadership abilities including guiding technical teams and...
$74.8k - $130.9k
...great use of your iOS Reverse Engineering (RE) and vulnerability research... ..., and implement embedded software capabilities in C.Apply vulnerability... ...Required Skills You'll Bring:TS/SCI with Polygraph required5+... ...Requirement:An active Top Secret SCI w/Polygraph security clearance...Full timeFor contractorsFlexible hours$25k
...Job Description Job Description Software Engineer - PART-TIME - Back End/AWS - 20+ yrs of Experience (PARTIAL TELEWORK) - TS/SCI w/Poly clearance is required - BT Halogen Engineering Group is looking for a Software Engineer with web services experience....16 hoursContract workTemporary workPart timeRemote workShift work$112k - $179k
Responsibilities Peraton is seeking a Cloud Software Engineer to support a mission-critical... ...Qualifications Required Qualifications:• Active TS/SCI clearance with a current polygraph is... ...2026-165560Position Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workShift work- Senior Software Engineer - Top Secret/SCI w/Poly Job Locations: US-MD-Laurel Requisition ID: 2026-165845 Responsibilities The Data Warehouse Platforms Engineering... ...members. Qualifications Basic Qualifications Active TS/SCI security clearance with polygraph is required....Work at officeRemote work
$104k - $166k
ResponsibilitiesResponsibilities Peraton is seeking a Cloud Software Engineer to support our Cyber Mission business unit located in... ...Qualifications:Active TS/SCI security clearance with a current... ...167913Position Category: Information TechnologyClearance: Top Secret/SCI w/PolyContract workFor contractorsFlexible hoursShift work$25k
...CNO Developer - Firmware - 10+ yrs of Experience - TS/SCI w/Poly Required Halogen Engineering Group is looking for a CNO Developer that is experienced... ...degree ~ The years of experience must be in software development or an extremely related discipline. ~ This...Contract workTemporary workRemote workShift work$140k - $230k
DescriptionSoftware Engineer Levels 1 - 3 - TS/SCI/FS Poly clearance onlyAltamira Technologies has a long and successful history of providing innovative... ...other companies.Position Description: We are seeking Software Engineer levels 1-3. The Software Engineer develops,...Worldwide
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