Sr. System Security Engineer (Onsite - Binghamton, NY)

Systems Security EngineerCollins Aerospace is seeking a highly skilled Systems Security Engineer to strengthen and secure enterprise environments supporting Department of Defense (DoD) missions. The ideal candidate will bring deep expertise in Risk Management Framework (RMF) compliance, secure network architecture, operating system administration, and cybersecurity best practices. This role requires hands-on proficiency across Windows and Linux platforms, network infrastructure, and security control implementation, along with the ability to support accreditation activities and sustain mission-critical systems. The selected candidate will play a pivotal role in designing, securing, and optimizing infrastructure to ensure operational resilience, regulatory compliance, and performance excellence within a high-security environment.This role will be worked onsite in Binghamton, NY and requires an active and transferrable SECRET clearance. Relocation assistance is not available.What You Will Do:Develop, implement, and maintain secure system architectures and technical solutions that meet all DoD RMF requirements, with a focus on risk reduction, automation, and control effectivenessEngineer, deploy, and harden enterprise network and system solutions to ensure high security, resilience, scalability, and performance across legacy and emerging infrastructuresConfigure, secure, and maintain Windows and Linux environments using industry best practices, approved security baselines, and automated configuration management toolsCreate, manage, and secure Infrastructure as Code (IaC) artifacts—such as Ansible and VMWare templates—to enable repeatable, auditable, and secure system provisioningDesign and optimize Ansible automation workflows to enforce configuration compliance, patch management, and secure baseline deployment across multi-platform systemsSupport RMF accreditation activities in collaboration with the Government ISSM, including documentation development, control implementation, assessment coordination, and continuous monitoringInstall, configure, and troubleshoot enterprise firewalls, routers, and switches to maintain secure network segmentation, traffic integrity, and a robust defensive security postureConduct structured hardware and software testing, vulnerability analysis, and security validation to ensure secure, reliable system functionality and compliance with security standardsQualifications You Must Have:Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experienceActive and transferable U.S. government issued Secret security clearance is required prior to start dateRMF experienceLinux or Windows experienceExperience with Active Directory, VMware, Administration, SIEM Tools (Splunk or Kiwi), backup and recovery software, Trellix Endpoint Security and TenableQualifications We Prefer:Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification and an Operating System Certification)Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMFExperience with data storage, NAS, and SAN technologies and solutionsExperience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methodsExperience supporting engineers in software, simulations, and hardware developmentExperience with Microsoft WSUSExchange scripting experienceWhat We Offer:Medical, dental, and vision insuranceThree weeks of vacation for newly hired employeesGenerous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy optionTuition reimbursement programStudent Loan Repayment ProgramLife insurance and disability coverageOptional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protectionBirth, adoption, parental leave benefitsCarrot Health, fertility, and family planningAdoption AssistanceAutism BenefitEmployee Assistance Plan, including up to 10 free counseling sessionsHealthy You Incentives, wellness rewards programDoctor on Demand, virtual doctor visitsBright Horizons, child and elder care servicesTeladoc Medical Experts, second opinion programAnd more!