82 senior security engineer jobs found

Description We are seeking a skilled Security Engineer with extensive experience in vulnerability remediation at the operating system (OS) level to join our IT team on-site in Washington, D.C. The ideal candidate will be responsible for ensuring the security and integrity of our cloud infrastructure by identifying, assessing, and mitigating vulnerabilities. This role requires a deep understanding of cloud services, operating system vulnerabilities, and best practices for securing cloud environments that are hosting a variety for MS Windows, and Linux (Red hat, Ubuntu, Amazon) operating systems. Key Responsibilities: Identify and remediate vulnerabilities in cloud infrastructure, with a specific focus on OS-level threats across multiple cloud platforms, including compliance with STIG and CIS benchmarks. Collaborate with the cybersecurity team to conduct regular security assessments, vulnerability scans, and penetration tests to identify potential weaknesses....

Description As a CyberArk Senior Systems Engineer, you'll play a key role in enhancing our cybersecurity and identity management capabilities. You'll coordinate with external stakeholders, including DHS CISA integrators, to implement the Identity Lifecycle Management (ILM)/Mandatory User Re-Authentication (MUR) solutions at the Department of Transportation (DOT). This involves integrating DOT's SailPoint infrastructure with the ServiceNow environment and maintaining the ILM solution across development, testing, and production environments. Your responsibilities will also include: Supporting ILM workflows for Privileged Account Management (PAM) tools and Active Directory (AD), building new system connections, and maintaining Continuous Diagnostics and Mitigation (CDM) Dashboard integrations. You'll be responsible for deploying software updates, reporting on SailPoint IdentityIQ operations, and supporting the identification and remediation of security...

Description SAIC is seeking a Senior Systems Engineer to join and support our dynamic team in Panama City Beach, Florida. JOB DESCRIPTION: This is an excellent opportunity to grow your career and hone your leadership skills while supporting multiple Navy projects of varying complexity. We are seeking a motivated individual eager to apply your expertise in systems engineering, leveraging Model-Based Systems Engineering (MBSE), to enable the successful execution of complex programs. As an engineering team member, you will: Contribute to all aspects of the systems engineering technical processes across the entire system lifecycle. You will act as a key technical resource, providing guidance to team members and ensuring that systems engineering best practices are followed. You will also play a pivotal role in overseeing requirements development, system design, integration, risk management, and verification/validation of complex Navy systems using Digital...

Description SAIC is currently seeking an onsite principal network engineer to work in a fast-paced and dynamic environment with experienced engineers and customers supporting the Space Systems Command. Our network team makes sure satellites can communicate with their ground systems and are responsible for monitoring and support of network infrastructure (Cisco routers, switches, firewalls, and VPNs) and virtual server environments (servers, storage area networks, and VMware) and should be able to troubleshoot, install, implement and administer network systems. The selected candidate will also support the cybersecurity team 50% of the time. We need experts who can determine what needs to be done and go off and do it but also work successfully as part of a team. You will: Analyze network characteristics such as traffic, connect time, transmission speeds, packet sizes, and throughput. Assist more senior network engineers with the installation, removal and modifications...

Description The ServiceNow Software Engineer Senior will play a pivotal role in the DCSA OCIO client engagement by leveraging their expertise in the ServiceNow platform to enhance, optimize, and automate IT service management and business processes. The ideal candidate will have a strong background in ServiceNow development, excellent problem-solving skills, and a deep understanding of ITIL processes. They will work closely with stakeholders to understand requirements, design solutions, and implement ServiceNow modules and functionalities to meet the needs of the DCSA. This position is remote with limited travel up to 10%. Key Responsibilities: Design, develop, and implement ServiceNow solutions, including but not limited to modules such as IT Service Management (ITSM), IT Operations Management (ITOM), and IT Business Management (ITBM). Customize ServiceNow applications and facilitate configuration management of all implemented changes. Develop workflows,...

Description SAIC is seeking a highly skilled DevSecOps Systems Engineer to provide Systems Engineering and Technical Advisory (SETA) support to a mission critical program in Chantilly, VA. In this role, you will directly support the National Reconnaissance Office's (NRO) Ground Enterprise Directorate (GED)-the organization responsible for architecting, acquiring, and sustaining the nation's most advanced space and ground systems across their full lifecycle. As a DevSecOps Systems Engineer, you will help shape the next generation of mission capabilities by driving automation, security integration, and modern engineering practices across complex, distributed systems. You will work closely with government partners, development contractors, and cross domain engineering teams to guide digital engineering initiatives, inform architectural decisions, and ensure mission systems are delivered with speed, resilience, and security. Key Responsibilities to include: Provide...

Description SAIC is seeking a Cloud Engineer SME to support an IT Service Management effort for USTRANSCOM. This role is part of the USTC Managed Information Technology Services (MITS) contract, designed to provide strategic, technical, and program management guidance to facilitate the operations and modernization of the combatant command's infrastructure, systems, and applications. Support will be provided to the USTC Command, Control, Communications & Cyber Systems Directorate (TCJ6). Key Responsibilities: Provide hands-on development and implementation of commercial cloud solution architectures, focusing on security, scalability, and resiliency. Plan, design, and manage the migration, re-platforming, integration, implementation, and operation of complex cloud IL5/IL6 environments, enabling managed shared services within the Joint Warfighting Cloud Capability (JWCC) Environment and/or on-premises enclaves. Communicate, define, administer, and...

Description SAIC is seeking a Senior VOIP Engineer to support a large government customer. This role is onsite at the DOT headquarters in Washington, DC. Job Summary: Analyzes and develops VOIP networks, designing and planning installation and maintenance of VOIP systems from project inception to conclusion. Manages Jabber and Webex and ensures proper integration and communication of those systems with the VOIP network. TOP QUALIFICATIONS, SKILLS, EXPERIENCE OR CERTIFICATIONS: Technical Qualifications Experience with VTC Systems: Expertise in configuring, managing, and troubleshooting systems such as Poly (Polycom), Cisco WebEx, Microsoft Teams Rooms (MTR), and Zoom Rooms. Familiarity with legacy systems like Poly Group Series and new systems like Microsoft Surface Hub and Cisco Boards. Network Knowledge: Strong understanding of networking protocols (e.g., TCP/IP, SIP, H.323, RTP). Experience with VLANs, QoS, and firewall...

Description SAIC is seeking a Senior Communications Engineer to join our team in support of the Air Operations Center Weapons System (AOC WS) Falconer Program. The position is located at the USAF customer site in Hampton, VA, and reports to the Fielding, Logistics, and Site Support Team (FLSST) IPT Lead. Position can require extensive travel to AOC site worldwide. This position requires a demonstrated understanding and application of Radio Frequency (RF) and configuration management principals and process, mission planning/scheduling along with experience in installation, upgrade, and sustainment of existing AOC Radio / Datalink baseline. The successful candidate will be effective at face-to-face interaction with customers and other contractors to respond to requests for information, support to technical meetings, technical interchanges and enterprise working groups. The candidate must be able to work independently and represent the program and SAIC at meetings and working...

Description Introduction Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities for the Defense Counterintelligence and Security Agency (DCSA). The Air Force, Space and Intelligence Business Group (AFSI) of SAIC is seeking a Senior Network 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 infrastructure, provides customer...

Description SAIC is seeking you, our latest experienced Senior Ground Segment Systems Engineer to support to the US Space Force (USSF) in developing, deploying, and sustaining a National Security Space system within the Space Systems Command Space Domain Awareness and Combat Power (SSC/SZ) system program office. You will get to work in our sunny office in El Segundo, CA where the system is developed and managed. How fun! Fun stuff you will do on the job: Help shape various systems architecting and engineering activities such as system requirements definition, design, interface management, data architecture development, verification and validation, integration, performance analysis, lifecycle cost analysis & estimation, decision analysis, and physical configuration assessments. Support customer team execute and manage acquisition strategies, integration, and sustainment of cloud-based software systems with several unique mission partner systems....

Description SAIC is seeking an experienced Guidance, Navigation and Control Engineer - Modeling & Simulation (M&S) to support Hardware-in-the-Loop (HWIL) and Software-in-the-Loop (SWIL) activities for the Submarine-Launched Cruise Missile-Nuclear (SLCM-N) weapon system. In this role, the candidate will utilize advanced M&S techniques to assess weapon system performance, support system development, and contribute to Verification and Validation (V&V) efforts. This role focuses on designing, executing, and assessing M&S efforts for subsystem- and system-level evaluations to ensure alignment with technical requirements and operational objectives. The selected individual will work closely with program stakeholders, engineers, and developers to refine M&S scenarios, validate models, and ensure relevant data is generated for V&V activities across the broader program lifecycle. This position requires onsite support at NSWC Crane...

Description SAIC is currently seeking an onsite network engineer to work in a fast-paced and dynamic environment with experienced engineers and customers supporting the Space Systems Command. Our network team makes sure satellites can communicate with their ground systems and are responsible for monitoring and support of network infrastructure (Cisco routers, switches, firewalls, and VPNs) and virtual server environments (servers, storage area networks, and VMware) and should be able to troubleshoot, install, implement and administer network systems. The selected candidate will also support the cybersecurity team 50% of the time. We need experts who can determine what needs to be done and go off and do it but also work successfully as part of a team. Job Duties: Analyze network characteristics such as traffic, connect time, transmission speeds, packet sizes, and throughput. Assist more senior network engineers with the installation, removal and modifications to...

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 is seeking a highly qualified Senior Systems Engineer to provide onsite support to the Terminal High Altitude Area Defense (THAAD) weapon system at Redstone Arsenal in Huntsville, Alabama. PROGRAM OVERVIEW: The THAAD contractor team within S3I organization at Redstone Arsenal provides comprehensive support to meet the Army's requirement for institutional training across all aspects of THAAD operations and maintenance. The mission is executed through the Institutional Conduct of Fires Trainer (ICOFT), an integrated training environment designed to replicate operational conditions and enhance soldier proficiency. JOB DESCRIPTION: Coordinate and integrate technical activities across multiple projects underneath THAAD Trainers portfolio to ensure that identified operational and training needs are translated into effective, fully optimized life-cycle solutions Ensure interface compatibility across all internal and external system...

Description SAIC is seeking a Cybersecurity Engineer SME to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support (ADOS) program and provide on-site technical and administrative support to facilitate operations of critical MARS infrastructure and services. This effort focuses on providing a comprehensive set of System/ Software Engineering and IT Services to maintain, sustain, enhance, and improve/ modernize MARS. This position will be located in the National Capital Region. Please note that this is contingent upon contract award, with an anticipated decision expected by Winter/ Spring 2026. The Cybersecurity Engineer SME responsibilities include, but are not limited to: Spearhead the design, implementation, and enhancement of robust cybersecurity measures tailored to the unique requirements Architect and deploy advanced security solutions that safeguard the MARS...

Description SAIC is seeking a highly skilled Network Engineer to support a mission-critical Department of the Air Force C3BM program , ensuring the operational readiness of advanced networking systems across ground nodes, aerial nodes, and cloud environments. This role focuses on maintaining, configuring, and troubleshooting network infrastructure, ensuring secure and seamless connectivity to support mission-critical operations. The position is based in the DC Metro Area, with initial work conducted in contractor-provided facilities. The Senior Network Engineer will collaborate closely with Field Service Representatives (FSRs), government stakeholders, and mission partners to manage and maintain secure network connections and devices. This role is contingent upon contract award expected in the first quarter of this year. Key Responsibilities Network Design & Maintenance:Deploy, maintain, and configure routers, switches, and networking equipment as...

Description SAIC is seeking Software Engineer API Developers to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support (ADOS) program and provide on-site technical and administrative support to facilitate operations of critical MARS infrastructure and services. This effort focuses on providing a comprehensive set of System/ Software Engineering and IT Services to maintain, sustain, enhance, and improve/ modernize MARS. This position will be located in the National Capital Region. Please note that this is contingent upon contract award, with an anticipated decision expected by Winter/ Spring 2026. The Software Engineer API Developer responsibilities include, but are not limited to: Manages the ongoing enhancement and optimization of MARS data-services and the MARS API framework and architecture The Senior API Developer will be responsible for designing, implementing, and...

Description SAIC is seeking an experienced System Integrator to support a mission-critical Department of the Air Force C3BM program in the DC Metro Area. This role ensures the seamless integration and operational readiness of advanced systems across ground nodes, aerial nodes, and cloud environments. The System Integrator will lead the installation, configuration, and integration of mission systems while ensuring compliance with technical, security, and operational requirements. Key responsibilities include ensuring system interoperability, real-time performance optimization, and secure integration processes. The selected candidate will work closely with Field Service Representatives (FSRs), government stakeholders, and mission partners to deliver reliable, mission-ready systems. The position is onsite in Arlington, VA. The primary duties of the System Integrator include leading the installation, configuration, and integration of hardware, software, and network systems...

Description SAIC's Horizon program is seeking an experienced SoS Integration Engineer with deep expertise in systems integration, space-based Space Domain Awareness (SDA), and Space Surveillance & Reconnaissance (S&R) to support the U.S. Space Force (USSF) Space Systems Command (SSC). This senior engineer will embed full-time with the Government's Space Reconnaissance team, helping shape and deliver the next generation of space-based SDA and S&R capabilities. This position is located in El Segundo, CA. You will serve as a systems engineer and technical integrator, working directly with the customer responsible for development and delivery of the next generation GEO-based SDA satellite constellation that will provide reconnaissance and surveillance of resident space objects in and around the GEO-belt. You will join and actively participate in Integrated Product Teams (IPTs) to ensure successful integration of space segment, ground segment, external...