Linux System Administrator

SciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions.

Important Notice : SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. Applicants that do not meet this requirement will not be considered.

SciTec has an immediate opportunity for a talented engineer to support our programs delivering Next-Generation Missile Warning software. This is a unique opportunity to join a business delivering core capabilities for National defense. You will work within a fast-paced team delivering end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence.

We are seeking a skilled Linux System Administrator to support the installation, configuration, security, and ongoing operation of Linux- and Windows-based systems in a secure, mission-focused environment. The ideal candidate is hands-on, detail-oriented, and comfortable working across infrastructure, security, and operations teams.

Responsibilities

• Install, configure, and maintain Red Hat Enterprise Linux (RHEL) and Windows workstations and servers in accordance with defined baselines
• Implement and maintain system security, hardening, integrity monitoring, backups, and auditing
• Perform patch and package management, including installation and maintenance of third-party software
• Monitor system performance, availability, and health; troubleshoot and resolve hardware and software issues
• Support and maintain virtualized environments (e.g., VMware)
• Install, configure, and troubleshoot servers, switches, and storage systems
• Configure and support networking in mixed Linux and Windows environments
• Apply DISA STIGs and support compliance activities using tools such as SCAP
• Document system configurations, procedures, and changes in accordance with policies and requirements
• Collaborate effectively with team members, security personnel, and end users
• Provide technical support and respond to operational issues through resolution
• Participate in continuous improvement, automation, and modernization efforts
• Perform other duties as assigned

Requirements

Candidates who have any of the following skills will be preferred :

Colorado Residents : In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information

Benefits

SciTec offers a highly competitive salary and benefits package, including :

The pay range for this position is $95,000 - $117,000 / year. SciTec considers several factors when extending an offer of employment, including but not limited to the role and associated responsibilities, a candidate's work experience, education / training, and key skills. This is not a guarantee of compensation.

SciTec is proud to be an Equal Opportunity employer. VET / Disabled.