IT Systems Administrator

Why Join Rincon Research Corporation (RRC)?At Rincon Research Corporation, our primary business is innovating, developing, and fielding digital signal processing (DSP) products and services for the United States Defense and Intelligence Communities in support of national security.Rincon Research Corporation (RRC), an employee owned company, is seeking a talented, tenacious, results-driven individualto work in a multi-disciplinary R&D environment with similarly motivated electrical engineers, mathematicians, computer scientists, and analysts who are collectively responsible for creating custom digital signal processing solutions and leveraging them to make an operational mission e join the team that is creating cutting edge signal processing and geolocation systems for the future!What are the primary responsibilities in the IT Systems Administrator position?As a Service Delivery Administrator, you will be responsible for supporting employees and users of our IT systems. This includes areas such as the system administrators, hardware and software installation, troubleshooting, documentation, and desktop and application support. As an administrator, you will assist teammates and users in resolving problems in person, over the phone, e-mail and chat. This position will also be responsible for supporting and maintaining conference rooms, and working with equipment and asset inventory. Other responsibilities to include, but not limited to:Acting as the initial point of contact to provide technical support identifying, investigating, and resolving end-user technical issuesCollaborating with other employees to research and resolve problemsPerforming system and office deployments to include computers and peripheral devicesProviding and installing approved hardware and softwareSupporting, managing, and maintaining the configuration and installation of end user workstationsCreating and updating issues, tickets, documentation, training, and knowledge base materialsCreating, reviewing, and delivering service delivery and operations reportsConducting new user onboarding, which includes account creation, office configuration, and user orientation and training.Maintaining computer and equipment inventoryUp to 10% Travel as requiredWhat required background will make you successful?A Bachelor's degree in Information Systems, Business, or other related discipline. May be substituted with 5+ years of experienceDOD 8570 Compliance within first 90 days (CompTIA Security+)Ability to obtain and maintain TS/SCI security clearanceUS CITIZENSHIP REQUIREDPreferred skills:Strong demonstrated written and verbal communication skillsStrong demonstrated ability to professionally interact with end-users at all levelsUnderstanding of Microsoft Office SuiteUnderstanding of PC hardware and software installation, configuration, troubleshooting, and repairExperience with Microsoft operating systemsExperience with Microsoft Active Directory user managementExperience with Linux operating systemsExperience using command line navigationExperience with computer networking fundamentalsWhere is the position located?This position is located at our Tucson, AZ Headquarters.What benefits does RRC offer?100% employer-paid premiums for family medical and dental insurance, employee life insurance, short-term and long-term disability (STD & LTD)Flexible reimbursement spending accounts for medical expense and dependent careImmediate participation and vesting in the company’s Employee Stock Ownership Plan (ESOP) and 401(k) PlanEmployer contributions to RRC’s ESOPEmployer matching contributions to the company’s 401( k) PlanEmployer discretionary contributions to the company’s 401(k) PlanRincon Research Corporation is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor.

Created: 2026-02-13