Senior System Security Engineering

Citizen, U.Person, or Immigration Status Requirements:

S. government issued security clearance is required prior to start date.​ S. citizens are eligible for a security clearance​

Security Clearance Type:

Security Clearance Status:

Active and existing security clearance required on day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

Collins 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.

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 effectiveness

Engineer, deploy, and harden enterprise network and system solutions to ensure high security, resilience, scalability, and performance across legacy and emerging infrastructures

Configure, secure, and maintain Windows and Linux environments using industry best practices, approved security baselines, and automated configuration management tools

Create, manage, and secure Infrastructure as Code (IaC) artifacts—such as Ansible and VMWare templates—to enable repeatable, auditable, and secure system provisioning

Design and optimize Ansible automation workflows to enforce configuration compliance, patch management, and secure baseline deployment across multi‑platform systems

Support RMF accreditation activities in collaboration with the Government ISSM, including documentation development, control implementation, assessment coordination, and continuous monitoring

Install, configure, and troubleshoot enterprise firewalls, routers, and switches to maintain secure network segmentation, traffic integrity, and a robust defensive security posture

Conduct structured hardware and software testing, vulnerability analysis, and security validation to ensure secure, reliable system functionality and compliance with security standards

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 experience

S. government issued Secret security clearance is required prior to start date

Linux or Windows experience

Experience with Active Directory, VMware, Administration, SIEM Tools (Splunk or Kiwi), backup and recovery software, Trellix Endpoint Security and Tenable

Experience with data storage, NAS, and SAN technologies and solutions

Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methods

Experience supporting engineers in software, simulations, and hardware development

Experience with Microsoft WSUS

Medical, dental, and vision insurance

Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option

Tuition reimbursement program

Life insurance and disability coverage

Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection

Carrot Health, fertility, and family planning

Autism Benefit

Doctor on Demand, virtual doctor visits

Bright Horizons, child and elder care services

Teladoc Medical Experts, second opinion program

Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market.

Of course, that wouldn’t be possible without the capabilities and technologies of our organization, as well as our engineers – a highly skilled, accomplished network that spans more than 180 sites, 24 countries and 6 Strategic Business Units (SBUs).

But as new challenges present themselves, we need fresh, creative and motivated minds to overcome these hurdles, help us break barriers and achieve new levels of innovation. Together, we will nurture an engineering culture that values intellectual curiosity, risk takers and integrity. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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