CATHEXIS

    Principal Service Desk-System Administrator (req-194)

    CATHEXIS
    Posted 11/25/2025Lead/Manager
    Full-time
    Technology
    Linux Operating System
    System Administration
    Apache HTTP
    Tomcat
    Security Skills

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    Job Description

    Team CATHEXIS elevates the government contracting experience through rapid response, deep skill, and thoughtful problem-solving and communication. Our core capabilities are our top-tier program and project management, data analytics, and audit services, the backbone of which is our integrated approach to operational excellence. You worked hard to get to where you are. You strive to make every day better than the day before. So do we. Team CATHEXIS operates with an all-in mindset. We are working together to create a company that supports our shared values and individual goals. Our values are centered around Respect, Engagement, Customer Service, Integrity, Teamwork, and Excellence in everything we do for our employees, clients, partners, and communities. We believe success is best when we listen and lead with empathy; model high standards of ethics to provide a rewarding candidate experience; work hard, have fun, and appreciate the strengths we all bring to the team; and empower our employees to create innovative and trusted results. We are looking for a dynamic Principal System Administrator to join our team. The Principal System Administrator will perform administration functions at the Census Bureau. This role is part of a system administration team responsible for the installation, configuration and maintainance of products including Subversion, Jenkins, Jira, confluence, Tomcat, etc. on Linux and windows servers. The System Administrator will design and implement archival and maintenance plans for application platforms to improve performance and will troubleshoot issues related to access, performance, deployments and automation builds. Requirements Bachelor's Degree 10 years of relevant IT experience Problem solving capability Willingness to learn new skills and technologies A great team player with good inter-personal skills and ability to relate to others Better understanding of the Linux operating system (hardware, kernel, shell) Solid experience in administering, configuring and using Linux Server operating system Experience in Apache HTTP and Tomcat web application server running under Linux Server Security related skills (SSL Certificates, Active Directory authorization or authentication, etc.) Experience in scheduling jobs and administrative task using crontab Creating shell scripts with Bourne shell[sh] and Bourne Again shell[bash] Experience in installation and configuration of Java JDK and JRE Setup and configure of SSH Experience in NFS, FTP and DNS Experience managing files and directories (ownership, ACL, and other permissions) Server migrations and management experience (tar, zip, sftp, scp, etc.) Better understanding of account management Network management knowledge System logging experience Experience in other applications (Jenkins, Subversion, Jira, confluence, etc) is a plus Desired Skills Background in SRE practices: observability, monitoring, reliability engineering Experience in high-velocity startup or product engineering environments Track record of building MVPs and proofs-of-concept under resource constraints Ability to context-switch across multiple projects and technical domains Benefits CATHEXIS offers competitive compensation packages to all eligible employees. Our goal is to provide a compensation package that reflects the value you bring to our team, is competitive with market rates, and promotes your financial security and personal well-being. The annual salary range for this role is $150,000 - $170,000. Please note that the salary information provided is a general guideline. CATHEXIS considers various factors in its final offer, including location, qualifications, experience, and skills. CATHEXIS is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law. If you are an individual with a disability and would like to request a reasonable accommodation as part of the employment selection process, please contact the Recruiting@cathexiscorp.com.

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