Senior Software Engineer
$146k - $234kPeraton
Senior Software EngineerAs a Senior Software Engineer at Peraton, you will play a key role in designing, developing, testing, and deploying new features for a critical data transmission application that directly supports the US intelligence community. You will collaborate with a small, highly skilled team to build a robust, secure system that serves as the interface between multiple enterprise networks. This application plays a vital role in transmitting critical intelligence data from field sources to downstream systems. Your contributions will be instrumental as the application evolves into the central hub for all NiFi channels. Join an exciting and mission-driven program where you will help protect national security!Responsibilities:Design, develop, and implement new features for a data transmission application using Java and Apache NiFi.Collaborate with cross-functional engineering teams to integrate the application with multiple enterprise networks, ensuring secure and efficient data flow.Contribute to the technical roadmap, advancing the application into the central transmission hub for NiFi channels supporting the US intelligence community.Provide mentorship to junior engineers and foster a collaborative, high-performance team environment.Ensure high-quality code by adhering to best practices for testing, continuous integration, and code reviews.Work within Agile development frameworks to iterate and deliver software solutions that meet mission-critical objectives.Qualifications:Active TS/SCI security clearance with relevant polygraph.Minimum of 12 years of software development experience with a BS/BA degree or at least 10 years of experience with an MS/MA degree.At least 4 years of Java or Python experience.Demonstrated experience working in a Linux environment.Proven expertise in AWS development, including knowledge of S3 buckets and EC2 instances.Experience working within Agile development methodologies.Desired Qualifications:Experience with Apache NiFi, especially in data flow management and integration.Familiarity with DevSecOps tools such as Git, Jenkins, Puppet, Chef, Ansible, Terraform, etc.Experience with AWS SQS and Apache Kafka for message queuing and stream processing.Why Join Us? At Peraton, you'll be working on projects that support the US intelligence community and have a direct impact on national security. You will be part of a talented team that collaborates to solve complex challenges and deliver critical systems for our nation's defense. If you want to contribute to meaningful, high-impact work, come join us!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: $146,000 - $234,000. 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: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.
$107.9k - $195.05k
Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs as well... ..., Attributes and Digital Policy Management. The Software Engineer will work with a large team of developers, software engineers and...SeniorFull time$146k - $234k
ResponsibilitiesAs a Senior Software Engineer at Peraton, you will play a key role in designing, developing, testing, and deploying new features for a critical data transmission application that directly supports the US intelligence community. You will collaborate with...SeniorContract workShift work$86.9k - $198k
Software Engineer, SeniorThe Opportunity:Seeking a Senior Software Engineer to lead and support Agile design, development, integration and deployment of a mission management software for heterogeneous, proliferated satellite constellations. Your proven ability to define...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work- Senior Software EngineerCompany:The Boeing CompanyBoeing Defense, Space & Security (BDS) has an exciting opportunity for a Senior Software Engineer to join the National Systems Programs (NSP) software team in El Segundo CA or Chantilly, VA.The selected candidate will perform...SeniorPermanent employmentFull timeWork experience placementImmediate startVisa sponsorshipWork visaRelocation packageFlexible hoursShift work
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- ...Software EngineerCohere is looking for a Software Engineer to join our team in our Chantilly office. This person is responsible for the end-to-end planning, building... ...to the next level, with the ability to learn from senior engineers invested in your success, apply today!...SeniorWork at office
- ...techniques including JUnit Thorough understanding and proven delivery experience within a Scrum/agile project lifecycle approach to software develop Hands-on experience with Oracle, MySQL or SQLServer a plus Xcode or Android Development Kit experience Familiarity with 50...Senior
- ...Senior Software EngineerLocation: Chantilly, Virginia Security Clearance: Active TS/SCI with Polygraph Required Job Type: Full-Time Position... ...The selected candidate will provide senior-level software engineering support for the design, development, integration, and...SeniorFull time
$143.3k - $214.85k
...Senior Software Engineer IIChantilly, VARocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity's reach to the Moon, Mars, and beyond. We move fast, build real hardware...Senior- ...Senior Software EngineerChantilly, Virginia, United StatesWhat You'll Be OwningThe Senior Software Engineer will be responsible for working within Cloud Services for the Sponsor, using Python, Javascript, and other tools to provide software development support. This is...SeniorContract work
- ...ACTIVE TS/SCI WITH FULL SCOPE POLY REQUIRED*** Job Description Seeking Software Engineer to trouble shoot, assist and resolve issues with the systems software. To design and develop functions for analytical systems which possesses a wide range of capabilities, including...Senior
$200k - $270k
...What You'll be Owning The Senior Software Engineer will be responsible for working within Cloud Services for the Sponsor, using Python, Javascript, and other tools to provide software development support. This is a brand new initiative, born from our success in other...SeniorContract workImmediate start$98.5k - $206.8k
Job Title: Senior Cybersecurity Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee... ...:CACI is looking to hire a Senior Cybersecurity Software Engineer to join our Spectral Cyber team supporting the production...SeniorContract workWork experience placementFlexible hours$135k - $175k
...welcome all qualified individuals to apply.Job SummaryBattelle's Advanced Microsystems Solutions (AMS) organization is seeking a Software Engineer to support the development of next-generation Radio Frequency (RF) and Spectrum Operations solutions. This role will focus on...SeniorWork experience placementWork at officeLocal areaRemote workFlexible hours$146k - $234k
Responsibilities As a SATCOM software specialist on our team, you will apply your technical expertise, attention to detail, and curiosity... ..., and project status for a variety of audiences, including senior executives, provide operational guidance, and successfully...SeniorContract workWork experience placementShift work$150k - $200k
Summary Position Title: Senior Software Engineer (Contingent) Position ID: TA235 Location(s): Hybrid: Colorado Springs, CO; Northern VA, Chantilly, VA, Herndon, VA Application Deadline: September 30, 2026 Security Clearance Requirement: TS/SCI Security Clearance...SeniorFull timeTemporary workLocal area- ...About the Role Redhorse transforms the way government uses data and technology. To support this mission, we are seeking a Senior Software Engineer (SME )with deep technical expertise to lead complex engineering initiatives. This is a high-impact role designed for a...SeniorContract work
$90k - $150k
Company OverviewVeraxx Engineering Corporation, a By Light Company is an engineering services... ...solutions. Services include hardware, software, and system engineering, requirements assessments... .../W applications in support of projects. Senior Engineers take direction from Lead S/W...SeniorWork experience placement$215k - $240k
...intelligence solutions and operations, network infrastructure, engineering and business enablement and enterprise operations company... ...area firms and continues to grow. We are actively hiring a Senior Software Engineer (Leadership) with a TS/SCI clearance and...SeniorFull timeContract workWork experience placementRemote work$95k - $190k
...customers in over 30 countries, across six continents, JSI’s software is used to expand awareness, surface patterns, and simplify... ...JSI USA is seeking a highly motivated and experienced Senior Software Engineer for our Chantilly, Virginia office. This customer-facing role...SeniorWork experience placementCasual workWork at officeRemote work$154.05k - $278.48k
Leidos is seeking a hands-on Senior Software Engineer / Data Scientist to support the development of modern training, education, and mission-support applications for national security programs. This role combines applied data science, AI/ML integration, and modern software...SeniorFull time$103.8k - $218.1k
Job Title: Senior ServiceNow Software Development Engineer (Risk & Security)Job Category: SecurityTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The Senior ServiceNow...SeniorContract workWork experience placementFlexible hours$170k - $190k
...the Role Redhorse transforms the way government uses data and technology. To support this mission, we are seeking a QA Senior Software Engineer to serve as a recognized authority within the company. In this role, you will do more than just execute tests; you will be...SeniorContract work$130k - $170k
...Senior AI Software EngineerChantilly/Herndon, VADark Wolf constructs and deploys data management and analytics solutions for the defense... ...intelligence communities. We're proud to boast a world-class engineering team that thrives on rolling up their sleeves to solve your...SeniorFull timeFor contractors- ...DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Our mission-first software and data engineering platform modernizes data operations, utilizing advanced workflows, CI/CD, and secure DevSecOps practices. We focus on...SeniorFull timeFlexible hours
- Senior Software Engineer TS/SCI FSPDepartment: Government Customer- HerndonLocation: Herndon, VAACTIVE TS/SCI CLEARANCE with FS poly REQUIRED TO BE CONSIDERED FOR THIS POSITIONSenior Software Engineer:Analyzes user interfaces, maintain hardware and software performance...Senior
$130k - $190k
...individuals capable of developing object-oriented software in C++, C#, Java, JavaScript and/or Python. The experienced software engineer will design, develop, test, and perform... ...to work on a software engineering team with senior staff members guiding the development of...SeniorFull timeWork experience placementRemote work- ....S. Government Security Clearance at the TS/SCI level with CI polygraph. You. Platinum Technologies is seeking a Senior Software Engineer to join our team. In this position you will design, develop, integrate, and maintain software applications and services that...SeniorFull time
$113.2k - $237.8k
...Job Title: Senior Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity...SeniorFull timeContract workWork experience placementFlexible hours$125k - $190k
...team and support our customers in building a safer global future. Overview of Opportunity As a Two Six Technologies Senior Software Engineer for a large-scale platform for situational awareness and command and control, you will work with the development team,...SeniorFull timeContract workWork at officeLocal area
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