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Raytheon Technologies Senior Systems Administrator - Tier1/Tier2 (onsite) in Aurora, Colorado

Raytheon Intelligence and Space is seeking an experienced Systems Administrator to support large scale systems in a 24x7 environment based out of Aurora, CO.

Primary duties include TIER 1 and 2 support to bare-metal and virtualized LINUX nodes running on TCP/IP based networks. Candidate will work with the IT team to provide troubleshooting support to IT networked systems with hardware and software components; monitor the health and configuration of numerous LINUX based IT systems and their networks; and upgrade/modify system hardware and operating system configurations. Candidates must be able to learn quickly, be a team player, have good communication and troubleshooting skills, and possess the discipline to work independently or unsupervised when necessary.

Key responsibilities include but are not limited to:

  • Perform Operating System, and hardware troubleshooting in bare-metal and virtual environments

  • Work with engineering and operations teams to troubleshoot and support IT systems in a 24x7 operating environment

  • Provide IT and network troubleshooting support to new system developments and system upgrades/installations

  • Perform system backups and maintain system reconstitution capabilities and procedures

  • Develop and implement scripts to monitor, improve and/or automate system performance and maintainability

  • Support cross-domain solutions and troubleshoot problems as they arise

  • Support software team with operating system upgrades, recap efforts and new baseline installations

  • Maintain system documentation, configuration documents, user guides and troubleshooting procedures.


  • An active and in-scope U.S. TS/SCI security clearance with C.I. polygraph.

  • Typically the ideal candidate will have a Bachelor's degree and 5 years of relevant job experience, an advanced degree and 3 years of experience, or 13 years of related experience in lieu of a degree. Military experience may substitute for some requirements. Military technical certification credit for military experience (*military personnel who have been formally trained or have relevant experience obtained while in service versus civilian training).

  • Experience with administration of Linux systems

  • Experience with support of high-availability , 24x7 operational systems and networks

  • Understanding of WAN/LAN architectures and TCP/IP network communications

  • Must have a current DODI 8570.01-M IAT Level II (or higher) certification

Desired Qualifications:

  • Experience with cross-domain solutions

  • VMware Certified Technical Associate (VCTA) or Certified Professional (VCP)

  • C++, Perl and/or Python development experience

  • Experience with Jira and Confluence

  • Experience with PostgreSQL, SQLite3, and Oracle databases

  • Windows System Administration experience

Employee Referral Award Eligibility: Only employees currently within RMD and RI&S have the potential to receive a Referral Award for submitting a referral to RMD and RI&S roles. ALL eligibility requirements must be met to receive the Referral Awarding.

Relocation assistance not available.

In compliance with Colorado’s Equal Pay for Equal Work Act, the salary range for this role is $70,000 to $150,000; however, Raytheon Technologies considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s work experience, education/training, and key skills. Benefits offered: medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and holidays.

Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.