193 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 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 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 seeks an Information System Security Engineer (ISSE) to support the U.S. Space Force, Space Systems Command, in the operational maintenance and sustainment of ground-based radars critical to U.S. and Allied strategic missile surveillance, warning, defense, and space surveillance missions. Reporting to the SAIC Program Manager and Chief Engineer, this engineer plans, develops, and delivers PARCS and UEWR assessments of systems and networks to identify deviations from acceptable configurations, enclave policy, or local policy, and designs and implements remediation solutions. This position is located in Colorado Springs, Colorado. Job Duties Build security architectures, integrate new architectural features into existing infrastructures, design cybersecurity architectural artifacts, and provide engineering recommendations to resolve integration and testing issues. Develop cyber requirements to DoD 8570/8140 standards. Perform vulnerability assessments 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 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 This role requires a versatile Engineer to provide comprehensive technical and systems engineering support for Electronic Warfare (EW) systems in the Expeditionary Electronic Warfare Division (MXQ) at NSWC Crane. This position bridges the gap between complex engineering operations and technical communication --translating system designs, test data, and integration efforts into actionable, highly accurate documentation for Government and technical stakeholders. Key Duties & Responsibilities: Provide comprehensive engineering support for EW systems, subsystems, hardware, and software Drive requirements definition, allocation, traceability, system design, and engineering analysis Develop systems integration documentation, including interface requirements, Interface Control Documents (ICDs), data flows, and communication boundaries Translate complex technical data into clear, concise, and accurate documentation for Government audiences Author, review, and...

Description SAIC is looking for an IT Systems Engineer to support our US Navy customer provide engineering and technical support for the CND Deployer Toolkit (CDT) and Defensive Cyber Operations Infrastructure (DCOI). The ideal candidate will be required to have solid experience in SPLUNK, RHEL/LINUX This position is located at NAVWAR Old Town Campus in San Diego, CA and will require up to 50% CONUS and OCONUS travel. Must be local to San Diego, CA to be considered JOB DUTIES: Support production integration, requirements gathering, system engineering, design and architecture, and self-service technology development. Modify, implement, and integrate solution sets with appropriate DCO enclave technologies, conduct interoperability testing, and provide technical input for deficiency correction and production process improvements. Support the documentation and maintenance of system baselines, leveraging Agile DevOps methodologies and modular software design...

Description We are seeking a technically capable and detail-oriented Senior Mechanical Procurement Engineer to join our team. In this role, you will apply your mechanical engineering knowledge - including a strong understanding of manufacturing processes and production methods - to support strategic procurement decisions for build-to-print and prototype mechanical assemblies in support of Department of Defense (DoD) programs. You will work closely with program engineers, designers, and Procurement Buyers/Supply Chain Administrators (SCAs) to source, negotiate, and purchase machinery, equipment, tools, raw materials, parts, and supplies necessary for program operations. This is a collaborative, execution-focused role requiring solid technical judgment, strong analytical skills, and the ability to solve difficult procurement and engineering challenges in a dynamic defense contracting environment. This position is remote with 20% travel requirement. The Ideal Candidate: Has a...

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 highly motivated and skilled Software/Computer Engineer to contribute to concept development, design, and integration of projects involving remote weapon systems and autonomous systems. In this role, you will be responsible for supporting computer and software engineering tasks that are critical to the design, development, and implementation of cutting-edge technologies. The ideal candidate will play a key role in advancing our innovative remote weapon systems and contributing to our efforts in the autonomous systems domain. This position is on-site in Crane, IN. Key Responsibilities: Design, develop, and test software components and systems for remote weapon systems. Collaborate cross-functionally with engineering teams to integrate software with hardware components in complex systems. Assist in the development, implementation, and testing of systems related to autonomous systems. Participate in system requirements analysis, design...

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 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 highly skilled and motivated Systems Engineer to join our innovative Air Ground Interoperability and Integration Lab (AGIIL) team, supporting U.S. Army DEVCOM. In this critical role, you will contribute to the development and sustainment of cutting-edge tactical networking and messaging solutions that are vital to national security and the operational effectiveness of our warfighters. This role is on-site at Redstone Arsenal in Huntsville, AL. As a Systems Engineer within the AGIIL team, you will play a pivotal role in the full lifecycle development of our advanced tactical communication systems. You will be instrumental in translating operational needs into robust technical solutions, ensuring the successful delivery of critical capabilities for the U.S. Army and other DoW customers. This position offers the opportunity to work on challenging projects that directly impact military readiness and national defense. You will apply a comprehensive...

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,...