**Description** The Mission Concepts and Capabilities Division (MCC) of Applied Research Associates, Inc. (ARA) is seeking a motivated, energetic **Senior Computer Security Systems Specialist** to support the government in the development and application of high-assurance computer security systems hardware and software. This contingent position, expected to start late spring or early summer 2025, will support provide support on-site in the National Capital Region, from ARA facilities, and via telecommuting when approved. The successful candidate will contribute to the development of Department of Defense information assurance (IA) systems. **Required Qualifications** + S in cybersecurity, computer science, computer engineering, or related discipline, and 10+ years of relevant experience OR high school diploma and 15+ years of relevant experience + DoD TOP SECRET clearance + Ability to work independently or as part of a team + Experience in research, design, development, integration, testing and installation of high-assurance systems hardware, software and diagnostics equipment + Experience in one or more of the following development languages; C, C++, Java, Python, Linux Scripting, PowerShell, Ruby, Ruby on Rails, PHP, CSS, VBS, SQL or Assembly + Experience with techniques for securing mobile and ad hoc wireless networks + Experience in the integration, testing and analysis of operational network intrusion detection systems and firewalls **Desired Qualifications:** + Master’s degree in cybersecurity, computer science, computer engineering, or related discipline, and 3+ years of relevant experience + PhD in cybersecurity, computer science, computer engineering, or related discipline **COMPANY INFORMATION:** Applied Research Associates, Inc. is an employee-owned international research and engineering company recognized for providing technically superior solutions to complex and challenging problems in the physical sciences. The company, founded in Albuquerque, NM, in 1979, currently employs over 2000 professionals. ARA offices throughout the United States and Canada provide a broad range of technical expertise in defense technologies, civil technologies, computer software and simulation, systems analysis, environmental technologies, and testing and measurement. The corporation also provides sophisticated technical products for environmental site characterization, pavement analysis, and robotics. At ARA, employees are our greatest assets. The corporation realizes that employee ownership generates greater creativity and initiative along with higher performance and customer satisfaction levels. ARA gives its employees the tools, training, and opportunities to take more active roles as owners. The culture is challenging; innovation and experimentation are the norm. Employees are eligible for contributions which not only add to the company’s success, but also their own through the Employee Stock Ownership Plan (ESOP). The motto, “Engineering and Science for Fun and Profit” sums up the ARA experience. For additional information and an opportunity to join this unique workplace, please visit our website at www.ara.com . Please apply at www.careers.ara.com for the **Senior Computer Security Systems Specialist** position. **Qualifications** **Education** **Preferred** + Bachelors or better in Computer Science **Experience** **Required** + 10-12 years: Relevant work experience Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)