As a subsidiary of Calista Corp., Yulista is committed to being the best-equipped Alaska Native Corporation (ANC) in the world, performing rapid response aerospace and defense solutions for foreign and domestic customers. A trusted partner since 2002, Yulista has grown to become the preferred partner for mission-ready clients like the Department of Defense, the Armed Forces, and NASA. We offer innovative expertise that makes a difference every day and we do whatever it takes to leave no doubt with our customers, our Alaskan shareholders, and our Yulista team members. Our greatest assets are the men and women who give their all to make the impossible possible for our customers. At Yulista, we work together to create a dynamic and inspiring culture where all are welcome and every team member is celebrated. We are looking for individuals who are motivated to contribute to our mission and will add to our incredible culture. Troy 7 Inc. Regular PRIMARY FUNCTION: Troy 7, Inc is seeking a Systems Administrator III to support the Reagan Test Site (RTS) Operations Center in Huntsville, Alabama. The RTS Operations Center operates, maintains, and sustains mission-critical systems to provide safe and effective launch, testing, and tracking of Department of Defense, civil, commercial, and international space lift vehicles. In addition, RTS supports ballistic missile, guided weapon and aeronautical tests and evaluations, as well as provides supports for space situational awareness operations and experiments to defend the United States to ensure our nation’s safety. ESSENTIAL FUNCTIONS: Support the Reagan Test Site (RTS) Operations Center as a Systems Administrator III Work with a team supporting mission initiatives in a secure, isolated computing environment with a primary focus on Red Hat administration Work with peers, internal customers, and management to create a highly available, resilient, and standardized IT infrastructure Install, maintain, and support multiple Windows and Red Hat-based servers on physical and virtual platforms in support of RTS initiatives Troubleshoot issues that arise as well as look for issues proactively Maintain a secure computing environment, including adherence to a backup schedule, patching of all systems, and applying applicable STIG settings Maintain a regular and predictable work schedule Establish and maintain effective working relationships within the department, and within the wider company business units Maintain hardware lifecycle by deploying replacement systems in a timely fashion Perform root cause analysis and resolution for hardware and software issues Apply extensive knowledge of a variety of Cyber Security field concepts, practices, and procedures to ensure the secure integration and operation of enclave systems SUPERVISORY RESPONSIBILITIES (if applicable): The position does not have supervisory responsibilities. KNOWLEDGE, SKILLS, & ABILITIES: QUALIFICATIONS: REQUIRED MINIMIM QUALIFICATIONS: Bachelor’s degree in Computer Science, Information Systems, or related discipline; or equivalent combination of education and experience Five (5) or more years of experience working in related field in Information Technology Active Secret Security Clearance Active CCNA Security, Security , CySA , GICSP, or similar certification meeting DoD 8140.01 / DoD 8570.01 baseline certification for IAT Level II Active MCSA, CCNA, Linux , Server , Oracle DBA, or similar certification to meet DoD 8570.01-M certifications required for the applicable operating system and/or security related tools/devices for this position to meet the IAT Level II requirements Strong documentation skills, organizational skills, and the ability to interact with team members cross-functionally Strong verbal and written communication skills Strong organization and project management skills Knowledge of and advanced troubleshooting skills with RHEL 5-8 Demonstrated ability to effectively: Deploy, configure, and maintain RHEL systems Install and update software packages from repositories or local file systems Manage local users and groups and with Active Directory integration Secure physical and virtual machines to DISA STIG requirements Manage Centrify and Satellite Manage and configure SELinux Build, manage, and deploy Ansible playbooks Basic network troubleshooting skills Basic Windows troubleshooting is a plus The flexibility to work occasional non-duty hours or on weekends to support specific project or mission requirements. This position may require a COVID vaccination or an approved accommodation/exemption for a disability/medical condition or religious belief as required by federal, state, provincial or local mandates or customer requirements. PREFERENCE STATEMENT Preference will be given to Calista shareholders and their descendants and to spouses of Calista shareholders, and to shareholders of other corporations created pursuant to the Alaska Native Claims Settlement Act, in accordance with Title 43 U.S. Code 1626(g). EEO STATEMENT Additionally, it is our policy to select, place, train and promote the most qualified individuals based upon relevant factors such as work quality, attitude and experience, so as to provide equal employment opportunity for all employees in compliance with applicable local, state and federal laws and without regard to non-work related factors such as race, color, religion/creed, sex, national origin, age, disability, marital status, veteran status, pregnancy, sexual orientation, gender identity, citizenship, genetic information, or other protected status. When applicable, our policy of non-discrimination applies to all terms and conditions of employment, including but not limited to, recruiting, hiring, training, transfer, promotion, placement, layoff, compensation, termination, reduction in force and benefits. REASONABLE ACCOMMODATION It is Calista and Subsidiaries' business philosophy and practice to provide reasonable accommodations, according to applicable state and federal laws, to all qualified individuals with physical or mental disabilities. The statements contained in this job description are intended to describe the general content and requirements for performance of this job. It is not intended to be an exhaustive list of all job duties, responsibilities, and requirements. This job description is not an employment agreement or contract. Management has the exclusive right to alter the scope of work within the framework of this job description at any time without prior notice.