Systems Security Jobs
Browse 162 exciting jobs hiring in Systems Security now. Check out companies hiring such as KIHOMAC, BeyondTrust, FM in Rancho Cucamonga, Oakland, Bakersfield.
Serve as the technical lead for client support administration supporting MDA mission IT systems, overseeing CSA operations, training, documentation, and higher-level troubleshooting.
Senior federal sales leader sought to build and run BeyondTrust’s Federal sales organization, owning revenue growth, strategy, and team development across MD/VA/DC.
Experienced Linux System Administrator needed to manage and secure RHEL 8/9 servers in a regulated environment, requiring US citizenship and an active Secret clearance.
Serve as the Information Systems Security Engineer responsible for leading vulnerability scanning, A&A documentation, and system security for a mission-critical Phoenix program in the Herndon/Chantilly and Tysons, VA area.
Expression is hiring a Systems Administrator (Deskside Support Specialist) to deliver Tier II/III deskside IT support for the Department of Commerce (NTIA) in a classified, mission-critical environment.
MagicSchool is hiring a Staff Software Engineer to design and deliver scalable, secure AI agent infrastructure that enables reliable autonomous workflows for educators.
Support a mission-critical federal intelligence program as a Windows System Engineer specializing in Windows Server and Citrix administration with an active Top Secret clearance.
Lead the engineering team responsible for scaling and securing Promise’s Payment Plans platform, balancing technical excellence with mission-driven impact.
Clerk is seeking a Staff Engineer to lead architecture and build scalable, secure identity-focused systems used by developers worldwide.
Lead the strategy and roadmap for a cloud-native platform that powers multiple enterprise SaaS products while driving scalability, security, and cross-team alignment.
Build enterprise-grade wireless features at Meter, bridging embedded firmware, backend systems, and customer-facing dashboards to make networks smarter and more reliable.
KBR is hiring a seasoned Weapons Systems Analyst to serve as a forward-deployed acquisition expert supporting DASA DE&C’s International Acquisition Directorate in Huntsville.
Allied Universal is seeking a Security Systems Administrator/Badging Officer to administer access control, video and visitor systems, run audits, issue badges, and support security operations and vendor management.
Drive the strategy, roadmap, and technical alignment for a mission-critical enterprise platform, owning platform services, APIs, scalability, and technical due diligence for partnerships and M&A.
Experienced Business Systems Analyst needed to lead requirements, documentation, and program support for FBI national security systems including FISA, NSL, and NDRR.
Lead enterprise IT architecture for Peraton’s CNO capabilities, delivering DoDAF-compliant designs, secure integrations, and scalable infrastructure to support Army-level missions.
Lead development of mission-critical air defense software at Anduril, building networking, autonomy, and systems-integration solutions deployed in real-world operations.
Lead and grow an engineering team to design, build, and operate identity and compliance monitoring services for LinkedIn’s internal users.
Experienced embedded engineer needed to develop bare-metal infrastructure, board bring-up, and secure SoC-based platforms for Anduril’s Intelligence Systems customers.
Serve as the ISSO for Serco's SAP programs at Langley AFB, leading compliance, assessments, and accreditation activities to secure mission-critical systems.
Anduril is hiring a Software Engineer for its Air Defense team in Irvine to develop and deploy autonomy, networking, and systems-integration software for real-world air defense systems.
Experienced Systems Administrator needed to manage and secure Linux/Windows servers, virtualization, storage, and networking for AFRL support at Wright-Patterson AFB.
A semester-long Software Engineering Internship at Gemini offering hands-on frontend or backend work, mentorship from senior engineers, and real-world experience building secure, scalable crypto products.
Lead and mentor a small technical team while contributing as a hands-on technical lead across software, systems engineering, IA, testing, or operations on classified and unclassified national-security programs.
KBR is hiring a cleared Systems Engineer to develop system requirements, support integration and testing, and collaborate with government and delivery teams on national security and space defense programs in the Bethesda-Chevy Chase area.
Lead the strategy and execution to adopt and scale AI tooling across Figma's internal systems, partnering with IT, Business Systems, Security, and Engineering to deliver secure, high-impact solutions.
Work as a Back-end Software Engineer on a real-time Message Detection Engine, building scalable, low-latency backend systems to detect and prevent enterprise security threats.
Stanley Consultants is looking for a Senior Communications Designer in Muscatine, IA to lead telecom and security systems design (RCDD required) for institutional, industrial, and military clients in a hybrid work arrangement.
Abnormal Security is hiring a Software Engineer 2 to build and operate tier‑0 backend services that handle billions of emails per day, with a focus on distributed systems and operational excellence.
MongoDB seeks a Senior Software Engineer to advance Atlas Clusters Security by building secure, distributed cloud database features across AWS, Azure, and GCP.
ZeroMark seeks a seasoned Business Development Manager to drive go-to-market strategy, forge critical defense and commercial partnerships, and scale revenue for field-proven AI counter-drone systems.
Experian is looking for an intermediate Solutions Engineer to design and deliver scalable cloud and data solutions while leading technical customer engagements and proofs-of-concept.
Booz Allen is hiring a Systems Engineer to design tests, maintain cybersecurity toolsets, and support DevSecOps-driven infrastructure in a secure agency environment.
Peraton is hiring a Systems Administrator to manage enterprise PKI/HID infrastructures, perform system security administration, and lead software upgrade projects in support of CAC management systems.
Anduril Maritime is hiring an Associate Director of Business Development to lead capture, customer engagement, and growth for undersea platforms and payloads targeting U.S. Navy and allied opportunities.
Support Penn State ARL's Siemens Teamcenter PLM environment as a Systems Engineer Intern focusing on account setup, file access administration, troubleshooting, and integration support.
Whatnot is hiring an IAM-focused Software Engineer to build scalable authentication, authorization, and secure data storage systems that protect millions of users while enabling fast product development.
DMI is seeking a Software Engineer to design, develop, test, and deploy software solutions supporting government and commercial customers in the Tysons Corner/McLean area.
Experienced Solutions Architect needed to design scalable, high-resiliency systems and guide cross-functional teams at a mission-driven online university.
Lead Haskell-based software teams at Anduril's Electromagnetic Warfare organization to design and deliver high-performance, high-assurance systems in support of national defense.
Lead federal engagements as a Solutions Architect at Cape, driving deployments of privacy-first cellular technology and aligning customers, engineering, and product to solve mission-critical problems.
LILT is hiring a Senior Technical Program Manager to lead technical roadmaps and deliver secure, enterprise AI translation solutions for U.S. government customers.
A partner company is hiring a Staff Backend Software Engineer to lead backend architecture and mentor teams while building scalable Java/Spring-based distributed systems.
Premier Truck Group is hiring an onsite IT Systems Technician in Roberts, WI to deliver hands-on support, install and maintain workstations, manage tickets, and uphold IT security across the dealership.
Lead technical integration for large-scale defense data processing programs, overseeing ingestion, transformation, infrastructure deployment, and integration verification.
Atlassian seeks a Principal Full Stack Software Engineer to lead the design and implementation of large-scale microservice features focused on performance, reliability, and cross-team collaboration.
Experienced backend engineer needed to lead architecture and build scalable Java/Spring-based systems while mentoring teams and influencing engineering standards at a fast-paced company.
NineStar Connect, a community-focused utilities cooperative, seeks an organized Operations Coordinator to manage engineering administrative tasks and provide cross-functional backup across operations, water, and wastewater.
Experienced IR&D Manager needed at KBR’s Beavercreek site to lead and optimize the MTS IR&D program, drive data-driven decisions, and support advanced national security projects.
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