Information Systems Security Officer (Onsite)

Job ID: 01881312Posted: Posted 11 Days AgoStart Date: 2026-10-12Location: US-FL-LARGO-382SS ~ 7887 Bryan Dairy Rd. ~ BLDG 100Country: United States of AmericaTime Type: Full timeDate Posted:2026-10-12 Country:United States of America Location:US-FL-LARGO-382SS ~ 7887 Bryan Dairy Rd. ~ BLDG 100 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements:Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1Collins Aerospace Global Security Services (GSS) is seeking an Information Systems Security Officer (ISSO) to support cybersecurity operations for classified and controlled information systems.In this role, you will lead ISSO-level activities under the oversight of the ISSM, ensuring systems remain compliant, audit-ready, and aligned with program requirements. You will assist with continuous monitoring, system auditing, inspection readiness, and risk identification, while reviewing and processing data transfers, user access requests, and system changes through Change Control Boards (CCBs).This role provides a hands-on, advanced cybersecurity opportunity, offering exposure to assessment and authorization processes, regulatory compliance, and operational cybersecurity practices in a high-assurance environment. You will work closely with cross-functional teams to apply cybersecurity controls consistently across technical, physical, and operational environments.Responsibilities include supporting the application of cybersecurity requirements defined by government frameworks and guidance, including the Risk Management Framework (RMF), Joint Special Access Program Implementation Guide (JSIG) for SAP systems, NIST publications, NISPOM, and the DCSA Assessment and Authorization Guide (DAAG), and assisting in assessment and authorization activities under the oversight of the ISSM.** This position is onsite in Largo, FL **What YOU will do:Serve as the lead ISSO for assigned SIPRNet information systems, coordinating ISSO-level cybersecurity activities across the system.Prepare systems for inspections, audits, and assessments by ensuring documentation, controls, and processes are compliant and DCSA & Cyber Operational Readiness Assessment (CORA) inspection-ready.Review and approve data transfers and user access requests within assigned scope, ensuring adherence to security policies, authorization boundaries, and contractual requirements.Conduct advanced system auditing and log analysis to identify trends, recurring issues, and potential security risks, and recommend mitigations to the ISSM.Develop, validate, and maintain cybersecurity documentation, authorization artifacts, and compliance reports to ensure systems remain audit-ready.Manage and track Plans of Action and Milestones (POA&Ms) within ISSO responsibility, ensuring timely remediation of findings from inspections, audits, or continuous monitoring.Participate in Change Control Boards (CCBs), reviewing proposed system changes for security impact, authorization implications, and risk considerations on SIPRNet.Maintain DISA, DCSA, DoD, CSSP, and SIPRNet connection requirements, including tracking changes that could affect authorization or connection status.Collaborate with cross-functional teams (IT, Facilities, Industrial Security) and enterprise cybersecurity stakeholders to ensure consistent application of ISSO responsibilities across technical and operational environments.Monitor system metrics, vulnerability trends, and continuous monitoring data on DoD and SIPRNet Cybersecurity Service Provider (CCSP) platforms to support risk reporting and operational decision-making.Experienced analyzing ACAS/Tenable vulnerability scans, coordinate remediation, validate closure, and identify recurring vulnerability trends or risks requiring ISSM escalation.Support and coordinate SIPRNet cybersecurity incident response, in accordance for DoD and SIPRNet CSSP reporting requirementsCommunicate system security posture, inspection readiness, and ISSO-level findings to the ISSM and other senior cybersecurity personnel.Coordinate with the assigned Cybersecurity Service Provider (CSSP) for continuous monitoring, alert review, incident escalation, vulnerability identification, and resolutionCORA Readiness: Lead ongoing Command Cyber Readiness Assessment (CORA) preparation, including pre-assessment activities, evidence/artifact validation, technical control reviews, remediation tracking, and coordination with system stakeholders to maintain continuous inspection readiness.Perform advance review of SIEM and Comply to Connect tools to identify anomalous or unauthorized activity, investigate trends, and coordinate findings with the CSSP and ISSM.Qualifications You Must Have:Typically requires a University Degree and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience.U.S. Citizen - Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.Active DoD Secret Security Clearance required on day one.IAM Level I certification compliant with DoD 8570 / DoD 8140Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, or a related field, or equivalent relevant experience.Experience performing cybersecurity monitoring, detection, auditing, and continuous monitoring activities in an enterprise or DoD environment.Working knowledge of cybersecurity principles, including network security, system logging, access management, and incident detection.Experience analyzing security alerts, logs, and network traffic to identify anomalous or malicious activity and escalate appropriately.Ability to document findings, audit results, and response actions in accordance with established procedures.Familiarity with cybersecurity tools such as SIEMs (Splunk preferred), IDS/IPS, endpoint protection, vulnerability scanning, and network monitoring platforms.Experience participating in Change Control Boards (CCBs) and reviewing proposed system changes for security impact and risk.Ability to collaborate with cross-functional teams to support secure operations and maintain audit-ready systems.Familiarity with DoD or other regulated environments, including RMF, JSIG, NIST, NISPOM, and DAAG guidance.Qualifications We Prefer:Advanced experience using SIEM platforms such as Splunk for log analysis, alert triage, event correlation, and reporting.Working knowledge of enterprise network protocols, architectures, and advanced attack techniques.Experience supporting inspection and assessment readiness, including trend analysis of security events and POA&M tracking.Exposure to vulnerability management processes and tools, including evaluation of findings and mitigation tracking.Ability to analyze system metrics, identify trends, and communicate risk and mitigation strategies to senior analysts or leadership.Experience coordinating with IT, Facilities, and Industrial Security teams to ensure consistent application of cybersecurity controls.What We Offer:Some of our competitive benefits packages include:Medical, dental, and vision insurance.Three weeks of vacation for newly hired employees.Generous 401(k) plan that includes employer matching funds and separate. employer retirement contribution, including a Lifetime Income Strategy option.Tuition reimbursement program.Student Loan Repayment 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.Birth, adoption, parental leave benefits.Ovia Health, fertility, and family planning.Adoption Assistance. Autism Benefit.Employee Assistance Plan, including up to 10 free counseling sessions.Healthy You Incentives, wellness rewards program.Doctor on Demand, virtual doctor visits.Bright Horizons, child, and elder care services.Teladoc Medical Experts, second opinion program. And more! Learn More & Apply Now!Do you want to be part of a new, exciting initiative to combine foundational IT with new digital technologies?  Our Digital Technology team is driving business efficiencies and a better customer experience by connecting technologies, people, information and processes. From making aircraft more electric, intelligent and integrated to building new software platforms such as Internet of Things, big data, artificial intelligence, and blockchain, there’s no better place to be right now than in digital. If you’re an agile thinker who enjoys utilizing modern technology to make big improvements, then you’re a perfect fit for this team. Join Collins Aerospace to help us revolutionize the aerospace industry today!WE ARE REDEFINING AEROSPACE.* Please consider the following role type definitions as you apply for this role.Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires in-person meetings.At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.Apply now and be part of the team that’s redefining aerospace, every day.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.The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. 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.This role is a U.S.-based role. If the successful candidate resides in a U.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.RTX is an Equal Opportunity Employer. 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. Privacy Policy and Terms:Click on this link to read the Policy and Terms