77 information systems security engineer jobs found

Description SAIC is seeking an expert-level Senior Principal Information Systems Security Engineer (ISSE) to support DoD enterprise IT and network modernization programs in one of the following locations and is required to be local: the National Capital Region, San Diego, CA, Norfolk, VA, or Charleston, SC. This role serves as a senior principal individual contributor and subject matter expert responsible for leading the development, management, and authorization of Risk Management Framework (RMF) packages across both unclassified and classified environments in direct support of DoD enterprise IT and digital transformation missions. The ideal candidate is a recognized expert in DoD RMF processes with deep hands-on experience navigating Navy program office authorization workflows, eMASS system management, and ATO package development. This position requires direct engagement with senior government leadership, program offices, engineering teams, and authorizing officials...

Description SAIC is seeking an experienced Information Systems Security Engineer (ISSE) to support the MAJESTIC Joint Program Office (JPO) by performing advanced security engineering and architectural design for mission-critical IT systems. In this role, the ISSE will lead the design, development, implementation, and validation of security architectures , ensuring all security controls are integrated into system engineering processes across the full lifecycle-from requirements development to deployment and sustainment. The ISSE will collaborate closely with program leadership, system owners, developers, ISSMs/ISSOs, enterprise architects, and cybersecurity operations teams to ensure systems meet federal security requirements, including NIST 800-53, RMF, and customer-specific A&A frameworks such as ICD 503 and DAAPM. This role requires on-site support in Springfield, VA . Key Responsibilities: Design and engineer secure system architectures, integrating...

Description SAIC is seeking two experienced Information Systems Security Engineers (ISSEs) to support the MAJESTIC Joint Program Office (JPO) -one serving as a traditional enterprise ISSE and one serving as a specialized Edge ISSE focused on tactical-edge environments. Together, these engineers will lead advanced security engineering and architecture efforts for MAJESTIC's mission-critical systems, including those operating in distributed, low-bandwidth, intermittently connected, and operationally constrained mission scenarios. The Enterprise ISSE will design, develop, implement, and validate security architectures for MAJESTIC's core systems and enterprise environments, ensuring security controls are integrated throughout the full engineering lifecycle-from requirements and high-level architecture through deployment, sustainment, modernization, and ATO maintenance. The Edge ISSE , leveraging the job functions described in ISSE_Edge, will engineer cybersecurity...

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 Electro-Optical (EO) Engineer to join SAIC's Prime SETA program in Chantilly, VA supporting the NRO's Ground Enterprise Directorate (GED). In this role, you will also serve as a trusted technical advisor driving the development and modernization of next-generation EO GEOINT mission processing capabilities. You will collaborate closely with government leaders, development contractors, and mission partners to shape resilient, high-performance solutions that directly support national security priorities. Key Responsibilities to include: Advance EO resiliency initiatives by evaluating emerging technologies, identifying vulnerabilities, and guiding mission-enhancing solutions in partnership with IC stakeholders. Maintain technical cognizance across a broad GEOINT mission processing portfolio, tracking baselines, schedules, dependencies, risks, and cost drivers to ensure program success. Oversee Prime Contractor development efforts, providing...

Description SAIC is seeking a GEOINT Ground AMTI Systems Engineer to join SAIC's Prime SETA program in Chantilly, VA supporting the NRO's Ground Enterprise Directorate (GED). As the GEOINT Ground AMTI Systems Engineer you will interact daily with senior government and Program staff to analyze new concepts and technologies; support the definition and baselining of new capabilities and/or enhancements; advise on all aspects of System Engineering analysis (architecture, requirements, Concept of Operations (CONOPs), interfaces, schedule, and dependency identification); test support, and provide Readiness Event support. Responsibilities to include Collaborate daily with development contractors, government program personnel, and customers on systems engineering and acquisition functions for GEOINT collection, mission management, and mission processing. Provide oversight and monitor software development and integration activities, ensuring alignment with government requirements...

Description SAIC is looking for a Senior Network Engineer to provide Tier 3 advanced engineering support for a mission-critical naval enterprise transport network, ensuring continuous availability, resilience, and scalability. This role serves as the highest level of operational escalation, responsible for diagnosing and resolving the most complex network issues, guiding Tier 2 personnel, improving network reliability, and contributing to long-term architectural direction. The engineer supports end-to-end network visibility, advanced troubleshooting, optimization, change control, and integration of new capabilities across a globally distributed environment. This position is onsite in Suffolk, VA. Primary Responsibilities: Serve as the Tier 3 engineering escalation point, handling complex outages and deep root-cause investigations Perform advanced analysis of network performance, routing behavior, and security events using packet-level tools Lead cross-functional...

Description SAIC is looking for a Systems Engineer to serve as a Senior Systems Administrator with experience in US Navy IT networks to support the sustained operation and maintenance of a newly deployed US Navy enterprise transport network, ensuring 24/7/365 availability and reliability. The position will support end-to-end network, system, and element visibility; facilitate rapid operations, administration, maintenance, and provisioning to maintaining the operational integrity of a mission-critical network, requiring both technical expertise and a commitment to excellence in service delivery. This is shift work covering 24/7 operations. Work will be performed at the Navy customer's site in Suffolk, VA. Specific Duties Include: Provide Tier 2 level engineering operations support to quickly identify, triage, and address outages, analyzing symptoms and potential root causes to implement effective resolutions or escalate to Tier 3 support as required Utilize advanced...

Description SAIC is seeking a Firewall Engineer with experience in US Navy IT networks to support the sustained operation and maintenance of a newly deployed naval enterprise transport network, ensuring 24/7/365 availability and reliability. This position is onsite in Suffolk, VA. Responsibilities Include: Build, design, test and deploy perimeter security systems. Directs compilation of records and reports concerning perimeter operations and maintenance to analyze the performance of perimeter security systems. Provides input to the problem management process, including assessing and evaluating software and hardware anomalies. Supports the root cause analysis efforts to determine problems and develop remediation activities. Interfaces with vendor support service groups to ensure proper support during outages or periods of degraded system performance. Supports the configuration and testing of replacement perimeter devices. Plans, documents, and implements hardware and...

Description SAIC is seeking a Systems Architect who will lead various efforts and initiatives involving our tactical networks. Person will design, develop, and sustain DOD system networks. Person will work closely with development and sustainment engineering team to purpose and engineer solutions to improve, modernize, and sustain afloat networks using an agile methodology in a DevOps environment. Must be willing and interested in learning new toolsets, templates and workflows as business needs evolve. This role supports the TACNET Sustainment Team; TACNET CB-ISEA supports the sustainment and modernization of tactical networks to include Automated Digital Network System (ADNS), Consolidated Afloat Network and Enterprise Services (CANES), Combined Enterprise Regional Information Exchange System (CENTRIXS), Integration Shipboard Networking System (ISNS), Sensitive Compartmented Information (SCI) Networks, Flank speed Wireless. Support will encompass a range of...

Description SAIC is seeking a TACNET CB-ISEA Network Engineer (Fleet Support) to join our team in Norfolk, VA. This hybrid-remote position requires frequent and regular onsite support aboard U.S. Navy ships. The engineer will work directly with Active Duty personnel and government staff to deliver high quality repair and technical support for Navy afloat networks. Travel within the U.S. and internationally may be required (approx. 25%), along with occasional after hours support. JOB DESCRIPTION Provide timely patching and remediation of cybersecurity vulnerabilities to ensure the integrity and resilience of Navy afloat network systems. Provide break/fix IT support in a fast paced shipboard environment and troubleshoot LAN issues to determine effective resolutions. Perform root cause analysis and recommend permanent configuration or system changes when needed. Deliver server and network break/fix support, including remote troubleshooting of servers, networks,...

Description SAIC is seeking a highly skilled and versatile Senior SecDevOps & Systems Engineer with strong full-stack development capabilities to join our IT team. This role unifies three critical functions: secure DevOps automation, end-to-end systems engineering, and hands-on application development. The ideal candidate will lead the design, integration, and secure delivery of complex systems - architecting the infrastructure, building the pipelines that deploy to it, developing applications that run on it, and embedding security at every layer. This role requires deep expertise spanning software development, IT operations, systems engineering, and security engineering, with the ability to bridge gaps between systems, teams, and processes while serving as a hands-on technical leader. This position is hybrid-remote and requires 2 days on-site per week in Sterling, VA. Systems Engineering & Integration Responsibilities: Lead the design and implementation of...

Description SAIC is seeking a highly skilled and experienced Senior DevOps Engineer with a strong focus on DevOps methodologies to join our IT team. The ideal candidate will be responsible for leading the integration of complex systems, automating workflows, and facilitating continuous integration and continuous deployment practices to enhance operational efficiency and system reliability. This role requires a deep understanding of both software development and IT operations, aiming to bridge gaps between systems, teams, and processes. This position is requires 2 days on-site per week in Sterling, VA. Responsibilities: Lead the design and implementation of integrated systems solutions to support enterprise objectives. Develop and maintain robust automation workflows for software build, test, and deployment processes to enhance efficiency and reliability. Architect and implement continuous integration and continuous deployment (CI/CD) pipelines to streamline development...

Description SAIC is looking for a Ground Systems Engineer with Space Domain Operations experience in Chantilly, VA to support a very dynamic and innovative space program office in Chantilly, VA. The Senior Ground Systems Engineer serves as a key technical contributor responsible for the development, integration, testing, sustainment, and modernization of mission-critical ground systems supporting space operations. This position provides engineering expertise across the system lifecycle and serves as a trusted advisor for ground software, system architectures, integration activities, and operational processes. The successful candidate will support complex ground system initiatives, collaborate with cross-functional engineering and operations teams, and help ensure the long-term sustainability of critical mission capabilities. This role requires a strong understanding of ground-based space operations, systems engineering principles, software integration, and operational mission...

Description Join a mission driven satellite program at the forefront of national defense innovation. Our team is developing cutting edge technologies that directly support critical Department of War priorities, combining both proven and first-of-their-kind capabilities that have never been applied in space. Operating within a fast-paced acquisition environment, we benefit from streamlined authorities and direct access to senior Government decisionmakers, enabling us to move quickly and execute aggressive schedules using the most innovative contracting strategies available. SAIC is seeking self-directed leaders who skillfully navigate ambiguity, solve complex challenges, and bring diverse \expertise to a dynamic environment focused on delivering capability rapidly. Success here requires adaptability, initiative, and a willingness to wear multiple hats in support of a high impact mission. Candidates experienced as USAF/USSF acquisition officers (AFSC: 63A), USAF/USSF civil...

Description SAIC is seeking Virtual Desktop Infrastructure VDI Engineer. Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities of the Defense Counterintelligence and Security Agency (DCSA). The Air Force Space and Intel Business Group of SAIC is seeking a Senior Virtual Desktop Engineer to support a transformational infrastructure program for DCSA. SAIC is proud to be supporting DCSA in safeguarding our nation's information. DCSA is the designated oversight authority on the accreditation of classified facilities, information systems, and the insider threat program. This involves security oversight of more than 10,000 companies and approximately 13,000 facilities involved in classified work throughout the DoD and 31 Federal agencies. Specifically, on the DCSA One IT program, SAIC will provide an enterprise IT solution that delivers highly secured and adaptable IT...

Description SAIC is a trusted leader in delivering advanced command and control capabilities across the Department of the Air Force. We bring deep expertise in engineering, securing, and deploying cutting-edge technologies that support mission-critical operations. In partnership with the Assistant Secretary of the Air Force for Acquisition, Technology, and Logistics, SAIC supports programs that unify data, sensors, mission applications, cloud-based services, and emerging AI-enabled automation. These efforts empower warfighters with a decisive edge, transforming complex, multidomain information into fast, clear, and actionable decisions when it matters most. As part of this team, you will help accelerate the integration, testing, security, and transition of new capabilities into operational use. You will work side by side with operators, engineers, Capability Providers, and government teams to ensure every delivery strengthens mission readiness. This role offers the opportunity...

Description SAIC is looking for a Cyber Engineer with experience in US Navy IT networks. Job Duties: Ensure Information Assurance Vulnerability Alert Management (IAVM), Communications Task Orders (CTOs), STIG compliance and reporting. Maintain compliance with IAVM mandated timeframes associated with the network. Identify cyber security requirements prior to customer migration. Perform DADMS and DITPR-DON adds and renewals. Maintain security compliance for network applications and software. This includes responding to all IAVMs, EXORS, OPORDs, and CTOs for infrastructure and tracking of patches in an enterprise environment. Maintain compliance with IAVM mandated timeframes associated with the infrastructure. Providing support to respond to cyber security and system Data Calls. ProvideVulnerability Remediation AssetManager (VRAM), datato ensure compliance to technical directives and mitigate against known vulnerabilities. Create, attain, manage, and maintain...

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 servers...

Description A U.S. Government (USG) program office conducting research and development (R&D) in artificial intelligence (AI), machine learning (ML), and advanced sensing seeks a subject-matter expert (SME) to serve as a contractor Systems Engineering and Technical Assistance (SETA) advisor. The SIGINT R&D Engineer will support Government leadership in managing a portfolio of research and development projects. The role emphasizes post-award program execution, technical oversight, acquisition support, and budget execution. The successful candidate will help shepherd new project concepts through the acquisition process; assess technical approaches and developer performance; and provide objective, technically informed recommendations to Government Program Managers and acquisition personnel. Experience with radio frequency (RF), electronic warfare (EW), and signals intelligence (SIGINT) technologies is required. R&D experience is preferred; AI/ML...