23 principal systems engineer jobs found

Description SAIC is seeking a highly skilled Principal Systems Engineer to take a leadership role in the design, development, and integration of complex software systems. This position requires deep expertise in software architecture, systems engineering, and large-scale software integrations. As a Principal Systems Engineer, you will be responsible for driving the technical direction, leading design efforts, and overseeing the delivery of high-performance, secure, and scalable systems to the Department of the Air Force's (DAF) Integrated Fires Command and Control Command and Control (DIFC2) Program. This position will lead collaboration with cross-functional teams to ensure seamless integration of software, hardware, and network components. The successful candidate will have excellent communication, organizational and problem-solving skills. They will be expected to continually balance and adjust work priorities to meet short deadlines. This position is ONSITE in Reston, VA...

Description SAIC seeks an experienced and energetic Principal Systems Engineer to directly support the modernization of the space launch ranges, meeting mission requirements, providing range capabilities, and supporting the Assured Access to Space (AATS) mission. The overarching purpose of the program is to perform system modernization and digital transformation projects that will enable the acceleration of the space launch cadence to enable the Spaceport of the future. This position is located in Santa Maria, CA. Job Responsibilities: • Providing system-level engineering support and expertise to a cross-functional team. • Providing preliminary solutions to engineering problems of moderate scope and complexity in an expeditious, efficient, and timely manner. • Identify and apply current and emerging Digital Engineering practices, methods, and tools to address our sponsor and partners' most pressing challenges. • Apply knowledge and principles of agile acquisition,...

Description Principal Systems Engineer SAIC - San Diego, CA About SAIC Science Applications International Corporation (SAIC) is a premier technology integrator solving our nation's most complex modernization and readiness challenges. In the maritime and naval domain, SAIC delivers advanced autonomous systems, AI/ML solutions, and mission-critical technologies to support the warfighter. Our San Diego presence places us at the heart of Naval Information Warfare and cutting-edge maritime autonomy development. Your Impact As a Principal Systems Engineer you will directly in support U.S. Navy programs by developing and integrating autonomous systems, computer vision solutions, and real-time analytics for unmanned maritime platforms. You will work alongside engineers and technicians to deliver mission-critical capabilities and push the future of cutting edge technologies. JOB DUTIES: Autonomous Systems & Integration Support and lead integration...

Description SAIC seeks an experienced and energetic Principal Systems Engineer to directly support the modernization of the space launch ranges, meeting mission requirements, providing range capabilities, and supporting the Assured Access to Space (AATS) mission. The overarching purpose of the program is to perform system modernization and digital transformation projects that will enable the acceleration of the space launch cadence to enable the Spaceport of the future. These position is located in Cape Canaveral, Florida. Job Responsibilities: • Providing system-level engineering support and expertise to a cross-functional team. • Providing preliminary solutions to engineering problems of moderate scope and complexity in an expeditious, efficient, and timely manner. • Identify and apply current and emerging Digital Engineering practices, methods, and tools to address our sponsor and partners' most pressing challenges. • Apply knowledge and principles of agile acquisition,...

ECS is seeking a Principal Systems Engineer III (Unix/Linux) to work in our Pocatello, ID office . The Contractor shall be responsible for the design, deployment, testing, certification, patching, addressing interoperability issues, not only of the base operating system, but for all support libraries, components, and application dependencies. Position requirements and duties of the Principal Systems Engineer II (Unix/Linux) S erve as the advanced knowledge expert for all Linux environments. C reate and maintain bare-metal and virtual machines with the appropriate distribution of Linux and network configuration, using tools that include Satellite Server, Ansible and BigFix. P rovision/configure the required software onto servers, such as web servers and databases. E valuate, improve, and maintain the information security throughout the Linux infrastructure. M onitor and correct server issues and process for failures and performance bottlenecks....

ECS is looking for a Principal Systems Engineer - Embedded Software Engineer to work Onsite in Arlington, VA. The Principal Systems Engineer will provide senior-level technical oversight, quality assurance, and lifecycle governance for embedded tactical software supporting Department of Defense and Navy weapon and combat systems. This is a principal individual-contributor role focused on reviewing, validating, and auditing embedded software and engineering decisions-not people management or day-to-day software development. The ideal candidate has deep experience in safety-critical, highly regulated environments such as missile systems, Aegis or Navy combat systems, or other real-time defense platforms, and brings the technical judgment needed to independently assess software quality, integration impacts, and engineering rigor. What You'll Do Serve as a senior technical authority on Change Control Boards (CCBs) governing embedded software updates and configuration...

ECS is seeking a Principal Systems Engineer III (Network) to work in our Pocatello, ID or Clarksburg, WV office . The candidate shall be responsible for design, deployment, testing, certification, patching, and addressing interoperability issues for all features, components, and application dependencies . This include s switches, firewalls, load balancers, software defined networking, private cloud requirements, etc. Position requirements and duties of the Principal Systems Engineer III (Network): D esign, implement , and provide ongoing support of the Networking Infrastructure within and between data centers. S erve as the advanced matter expert for all data center network environments. C reate and maintain network infrastructure for both bare metal and virtual machines with the appropriate LAN , WAN, vLAN , SDN , firewall and load balancer configurations, using both OEM and third-party tools that include virtual network tools (NSX) and services....

Description SAIC is seeking a motivated and detail-oriented Principal Systems Engineer to support ESR execution, extended mission activities, and activation opportunities. In this role, you will bridge mission science objectives with engineering solutions, playing an integral role in planning, integrating, and executing key milestones throughout the mission lifecycle. The ideal candidate will work directly with the Mission Science Team to ensure mission-critical objectives are met. This includes participating in mission planning, managing engineering processes, and supporting the transition of systems from primary to extended mission phases. Your contributions will help ensure operational success in complex mission environments. Key Responsibilities: ESR Execution and Extended Mission Activities Lead ESR Execution Activities: Plan, manage, document, and execute ESR activities, including milestone reviews, readiness assessments, and risk...

Description SAIC seeks an experienced and energetic Principal Telemetry Systems Engineer to directly support the modernization of the space launch ranges, meeting mission requirements, providing range capabilities, and supporting the Assured Access to Space (AATS) mission. The overarching purpose of the program is to perform system modernization and digital transformation projects that will enable the acceleration of the space launch cadence to enable the Spaceport of the future. These positions are located in Cape Canaveral, Florida and Santa Maria, CA. Job Responsibilities: • Providing system-level engineering support and expertise to a cross-functional team. • Providing preliminary solutions to engineering problems of moderate scope and complexity in an expeditious, efficient, and timely manner. • Identify and apply current and emerging Digital Engineering practices, methods, and tools to address our sponsor and partners' most pressing challenges. • Apply knowledge and...

Description SAIC seeks an experienced and energetic Principal Integration Engineer to directly support the modernization of the space launch ranges, meeting mission requirements, providing range capabilities, and supporting the Assured Access to Space (AATS) mission. The overarching purpose of the program is to perform system modernization and digital transformation projects that will enable the acceleration of the space launch cadence to enable the Spaceport of the future. This position is located in Santa Maria, CA. Job Responsibilities: • Defines discrete systems with processes to link together complex systems and components with software applications to perform as a coordinated whole. • Uses a broad range of skills and a breadth of knowledge in several engineering/technology disciplines including systems and enterprise architecture, software and hardware engineering, interface protocols, and general problem-solving skills. • Assist in the development of transition...

Description Join the Data Feed Integration (DFI) team on the Advanced Battle Management System (ABMS) Cloud-Based Command and Control (CBC2) Program. In this role, you will support SAIC's efforts as the Lead Systems Integrator (LSI) by driving critical data feed integration initiatives. The DFI team plays a pivotal role in ensuring the seamless integration of external data feeds, API-based systems, and internal architectures, enabling mission success. This position is central to modernizing advanced Command and Control (C2) capabilities for DoW systems and advancing operational readiness. This position operates in a hybrid work environment with responsibilities divided between 25% travel (including installations and integration events in secure spaces), 25% in-office presence for team collaboration and operational needs, and 50% remote work for independent and team-oriented tasks. This is a unique position that blends technical, strategic, and collaborative responsibilities. You...

Description SAIC is looking for a Systems Administrator/Network Engineer/Spacecraft Command/Control Scheduler . Duties will include coordinating and managing end to end architecture by scheduling assets, configuring, maintaining, and troubleshooting networking equipment, servers and processing systems. End-to-end events will support testing, development, training, exercises, and real-world operations. This position is a direct interface with all users and sister agencies tabulating requirements, spotting trends, and developing usage metrics as needed by customers for mission execution. Plan and execute space and ground segment schedules coordinating with other intelligence organizations Monitor signal processor product generation ensuring flow of time critical data Monitor and update all components of computer network software including software licenses, software version updates and anti-virus software as required Configure and maintain firewalls, switches and...

Description JOB DESCRIPTION: SAIC is looking for a Spacecraft Command and Control Scheduler and Network Engineer / Systems Administrator . Duties will include coordinating and managing end to end architecture by scheduling assets, configuring, maintaining, and troubleshooting networking equipment, servers and processing systems. End-to-end events will support testing, development, training, exercises, and real-world operations. This position is a direct interface with all users and sister agencies tabulating requirements, spotting trends, and developing usage metrics as needed by customers for mission execution. Plan and execute space and ground segment schedules coordinating with other intelligence organizations Monitor signal processor product generation ensuring flow of time critical data Monitor and update all components of computer network software including software licenses, software version updates and anti-virus software as required Configure and maintain...

Description SAIC is seeking a cleared MBSE Systems Engineer who is a current Model-Based Engineering practitioner to support a portfolio of Battlespace Awareness and Information Operations (BAIO) capabilities to our DoD customer. In this role, you will join our highly energized team of solution architects as we deploy innovative solutions for Information Operations; Intelligence, Surveillance and Reconnaissance; and Meteorology and Oceanography capabilities. The Systems Engineering and Integration (SE&I) Solutions need SE and MBSE methods and creative thinking for a successful program. Job Highlights • Exercise both thought leadership and practical engineering application by leveraging your Systems Engineering and Model-Based Engineering experiences to transform programs from a document-centric approach to a model-based approach to more effectively support our customers and ensure their mission success. • Apply knowledge of systems engineering processes, methods, tools,...

Description We are seeking a Test Systems Engineer to develop and lead a test campaign for system level testing to validate mission readiness and performance. This position will also serve as the lead system integrator's senior system engineer and support system engineering efforts outside of test responsibilities. The position requires a diverse background in network engineering, software systems engineering and system level test management to support the United States Air Force in its goal of developing an interoperable system of systems to execute long range kill chains. The Department of the Air Force Integrated Fires Command and Control (DIFC2) program goals include improved information sharing, layered security, common data and architecture standards, system resiliency, faster implementation, and more effective cross-domain capabilities. The position requires an individual with strong technical project management skills and experience in developing and implementing test...

Description SAIC seeks a highly experienced and energetic Principal Software Engineer to support the US Space Force, Space Systems Command, in performing operational maintenance and sustainment of ground-based radars critical to US and Allied strategic missile surveillance, warning, defense, and space surveillance missions in Colorado Springs, Colorado. In support of the government customer, the SAIC Program Manager, and the Chief Engineer, the Software Engineer is responsible for responsive and coherent planning, development, and delivery of PARCS and UEWR assessment of systems and networks within the environments to identify where those systems and networks deviate from acceptable configurations, enclave policy, or local policy. Job Duties: Responsible for code development and code deployment for the software version releases which modifies the software baseline of the BMEWS/PAVE PAWS ground-based radar sensors. Designs, develops, documents, tests and debugs...

Description SAIC , a leading provider of systems development & deployment, targeting & intelligence analysis, systems engineering & integration, and training capabilities and solutions for the Intelligence Community, is seeking a Space Experiments System Engineer to support systems engineering and technical advisory (SETA) services to a United States Government customer in Chantilly, VA. SETA contractors provide analysis and engineering services in a consulting capacity, working closely with the government's own engineering staff members. This is a critical role within a team, designed to support a government Program Manager (PM) and Principal Investigator (PI) in ensuring the success and smooth operation of space experiment activities. This role requires a blend of technical, organizational, and communications skills, and is fundamental in driving strategic and operational success within a government program. Responsibilities: Experiment Management...

Description SAIC is seeking a Principal Field Support Engineer to join our team in Huntsville, AL . The Indicium Product Office is seeking candidates to represent and operate Network, System Integration and Test Environment (NSITE) software. Support typically involves Missile Defense Agency test execution activities (Flight Tests, Ground Tests and Wargames/Exercises). The candidate should also have the ability to perform hardware integration and maintenance, have a basic understanding of computer networking, and a general understanding of computer hardware troubleshooting. The candidate will also be responsible for conducting validating configuration management documentation in support of information assurance certification and accreditation activities. The candidate should be a self-starter and be able operate with minimal supervision. The candidate will support S3I, Redstone Arsenal, Huntsville, Alabama or MDIOC, Schriever SFB, Colorado Springs. Duties and...

Description SAIC is seeking an Information System Security Engineer (ISSE) to provide information security support. This position is in McLean, VA and requires an active TS/SCI clearance with Polygraph . This Customer's office is the force of choice for the development of global infrastructure and delivery of solutions that drive influence operations. If you have specialized skills in information security and tech ops, this is the role for you. Job responsibilities include, but are not limited to: Support the Lifecycle Assessment and Authorization (A&A) process. Develop a Systems Security Plan (SSP). Assist and maintain a formal Information Security Program that includes recommendations on continuous improvement of the processes and architectures. Maintain and make accessible documentation of all operational and business process activities in the form of Standard Operating Procedures (SOPs). Monitor and track projects in the A&A queue....

Description SAIC is seeking a Principal Cybersecurity Engineer to support the AOC Weapons System Falconer Program, and compliant configuration, sustainment, and troubleshooting of mission-critical Command and Control (C2) systems across various Air Operations Centers (AOCs) worldwide. Roles and Responsibilities: Support AOC Weapons System Falconer Program: Provide cybersecurity support for the Air Operations Center (AOC) Weapons System Falconer Program, ensuring mission readiness and operational effectiveness. Compliance and Configuration: Perform compliant configuration of mission-critical Command and Control (C2) systems, adhering to established cybersecurity policies, standards, and best practices. System Sustainment: Sustain and maintain the ongoing functionality and security of C2 systems across various Air Operations Centers (AOCs) worldwide, ensuring continuous operational availability. Troubleshooting and Maintenance: Identify, diagnose,...