Senior Software Engineer (C++ / Java) JobotSenior Software Engineer (C++ / Java)MONTGOMRY VLG, MD$165,000–$185,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.
Senior Manager, Software Engineering HITT ContractingSenior Manager, Software EngineeringFalls Church, VA$120,000–$175,000 / yearReporting to the Head of Software Engineering, the Principal Software Engineer sets the technical direction for how software gets built at HITT — architecting the practice’s first AI-native applications, establishing the platform and paved-road tooling every team will use, and writing production code every day alongside AI coding agents. The Principal Software Engineer will help recruit engineers into a lean, agile, AI-augmented team and will train HITT’s existing developers in AI-enabled methods — through pairing, code review, workshops, and reference implementations — raising the technical bar for the entire practice.
NewSenior Specialist, Full Stack Software Engineer L3Harris TechnologiesSenior Specialist, Full Stack Software EngineerWashington D.C., DC$111,500–$207,500 / yearWorking at Trenchant means working alongside the best security researchers and product engineers from across the security research and intelligence communities. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
Sr. Software Engineer JobotSr. Software EngineerGaithersburg, MD$140,000–$165,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.
NewSenior Software Engineer JobotSenior Software EngineerWest McLean, VA$140,000–$215,000 / yearWith first hand knowledge of problems that arise deploying software with millions of concurrent users worldwide, this paradigm changing tool will enable engineers to quickly, efficiently, and reliably develop and deploy large scale distributed systems autonomously. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
Senior Telecom Software Engineer (TS/SCI clearance) System OneSenior Telecom Software Engineer (TS/SCI clearance)Herndon, VASupport Linux-based systems supporting telecommunications infrastructure by ensuring high availability, performance, and reliability, supporting environments on CentOS 7 transitioning to Rocky Linux. • Monitor and analyze telecommunications systems, interpret inbound data streams, and utilize packet capture tools like Wireshark and tcpdump to troubleshoot core network issues.
Director, Software Product HITT ContractingDirector, Software ProductFalls Church, VA$130,000–$210,000 / yearThis leader owns the software product portfolio for their area end to end: partnering with business and field leaders to find the highest-value problems, translating them into clear product bets, sequencing the roadmap, and driving delivery through rapid, iterative cycles. This is a hands-on leadership role for a product-minded builder: someone who is happiest close to the work — shaping backlogs, pressure-testing prototypes, clearing blockers — and who knows how to get small, AI-augmented teams to ship.
NewPrincipal Solution Architect - Healthcare System OnePrincipal Solution Architect - HealthcareReston, VA$98.48 / hourAbility to deliver high level design use cases demonstrating clear conceptual architecture, simple, logical explanation of data movement, rationale behind integration choices, and distinction between solution architecture vs. Candidates must be able to deliver high level use cases, demonstrating how they would design an architectural approach for a business scenario — explaining conceptual data flows (“move data from here to here and why”) and high level integration choices.
NewLead Specialist, Privileged Access Management (PAM) Engineer KPMGLead Specialist, Privileged Access Management (PAM) EngineerWashington, DCIf you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. Drive alignment between PAM strategies and overarching initiatives, ensuring seamless integration with Identify Governance and Administration (IGA, Single Sign-On (SSO, Multi-Factor Authentication (AFA), and directory services.
Senior Principal Software Engineer Rocket SoftwareSenior Principal Software EngineerWashington, DCRemote$124,500–$168,075 / yearYou will collaborate with customers, engineering teams, sales, and product management teams to ensure our offerings deliver robust protection, highly reliable, performant, operationally simple, and highly secure. Key modernization initiatives will include: + Embedding generative and predictive AI to enhance predictable operational outcomes, build workflow processes, and effectively integrate automation into enterprises.
Principal Software Engineer Jcd StaffingPrincipal Software EngineerBethesda, Maryland$160,000–$165,000 / yearCompensation: $160,000.00 - $165,000.00 per year JCD Staffing is a specialized staffing and consulting firm, focused on working with highly talented technical individuals to provide our clients with a unique, successful hiring experience. The senior software engineer engages directly with IT management, development teams, technical delivery teams, and vendors to ensure the successful design, development, and delivery of technology-based solutions.
NewPrincipal / Sr Principal Cyber Software Engineer Northrop Grumman CorpPrincipal / Sr Principal Cyber Software EngineerFairfax, VA$125,300–$187,900 / yearWe strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. Northrop Grumman Mission Systems is seeking an experienced Principal / Senior Principal Cyber Software Engineer to join our team supporting a program in the Signals Intelligence Mission Solutions (SMS) Department.
Radio Frequency Software Engineer Principal - 1660 Global InfoTek, Inc.Radio Frequency Software Engineer Principal - 1660Reston, VARemote$100,000–$240,000Certifications in software engineering, computer science, or related fields (e.g., Certified Software Development Professional (CSDP); Certified Secure Software Lifecycle Professional (CSSLP); Red Hat Certified Engineer (RHCE); C++ Certified Professional Programmer (CPP); Professional Software Developer Certification (PSD); etc.). The candidate will lead a small team of senior software engineers, coordinate closely with the program technical lead and AI/ML researchers to drive Cyber Operations software from prototype to production-quality, resource-efficient components deployable on tactical edge hardware.
Principal Software Engineer Bigbear.aiPrincipal Software EngineerColumbia, MarylandFull timeEngineer will work closely with mission stakeholders to analyze software requirements, design innovative technical solutions, develop software applications, and implement high-performance capabilities supporting advanced mission objectives. About BigBear.ai: BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity.
Principal Software Engineer Xometry IncPrincipal Software EngineerNorth Bethesda, MD$200,000–$225,000 / yearXometry's digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity. Operational Excellence: You will own the reliability and security of the integration microservices, ensuring that "click-to-buy" functionality is bulletproof and that monitoring/alerting covers the unique lifecycle of enterprise PLM transactions.
Principal / Sr. Principal AI Software Engineer Northrop Grumman CorpPrincipal / Sr. Principal AI Software EngineerVA$137,800–$206,800 / yearWe are looking for early to mid-career AI researchers and engineers with deep knowledge of Computer Science and a deep focus on Reinforcement Learning (RL) to design and implement intelligent autonomy algorithms for our space and aerospace programs. Demonstrated systems engineering excellence in requirements analysis, modeling and simulation, verification and validation at subsystem and system level or Demonstrated vehicle development, mission systems integration, ground and flight test validation experience.
Senior Principal Cyber Software Engineer (iOS) Nightwing Intelligence SolutionsSenior Principal Cyber Software Engineer (iOS)Sterling, Virginia$122,000–$253,000 / yearThe team comprises engineers of multiple disciplines including vulnerability research, reverse engineering, CNO/CNE development, hardware emulation, system engineering, and data analytics. Cyber Offense and Defense Experts (CODEX) is seeking a cyber engineer to join our team to solve real-time cyber challenges, working on site with our end users in their spaces.
Principal Software Engineer / Tech Lead Leidos Holdings IncPrincipal Software Engineer / Tech LeadArlington, VA$131,300–$237,350 / yearImplement software release version control, provide release management support throughout a software product's life cycle (initial software development through promotion to Test, QA and Production Environments), ensuring the consistency and reliability of software builds. This effort is building a modern Secure Web Service (SWS) operation on a cutting‑edge, highly automated platform designed to support a rapidly expanding customer base.
Principal Software Engineer CVS Health CorpPrincipal Software EngineerDC$144,200–$288,400 / yearOperating as both a senior individual contributor and technical leader, you will partner closely with product, architecture, and engineering leadership to make pragmatic, high‑impact design decisions that balance speed, quality, and long‑term maintainability. Partner with teams and serve as subject matter expert to provide benchmarked solutions to multiple, complex technical projects/initiatives within own area of expertise and organize cross-departmental application architectural solutions.
Principal Software Engineer, SIEM Ruby/Rails Huntress Labs IncPrincipal Software Engineer, SIEM Ruby/RailsDCRemoteAs a Principal Software Engineer at Huntress, you will be responsible for leading a feature delivery team in the design, development, and high-quality release of software features for the Huntress SIEM Platform that provides for automated detection and human-powered threat hunting. Collaborate closely with the team engineering manager, product manager, security research, platform, and architect on strategic initiatives and technical designs.