Tier 2 Systems Maintainer 24x7

Job Description

Description

The National Security Sector at Leidos has an opening for a Tier 2 Systems Maintainer supporting 24x7-mission applications in Aurora, CO. The successful candidate will be required to function as an integral member of a highly proficient and technically competent team of System Maintainers and will be responsible for ensuring the continuous operation of complex mission applications in a purpose-built enterprise environment. Qualified applicants must be able to work collaboratively to reliably resolve system anomalies.  Applicants must be available and willing to support operations using a rotating 24x7 shift schedule with predictable periods of non-work, extended personal time and increased pay. This position is not for a help desk. The qualified candidate will be a Tier 2 maintainer in all respects and will work closely with the 8x5 personnel to enhance broad system knowledge. Occasional out-of-band call-in support may be required.

Primary Responsibilities :

• Maintain consistent mission processor availability and reliability through the implementation of proactive Systems Maintenance methodologies and request fulfillment activities
• Demonstrate comprehensive technical competence in the expedient restoration of mission applications and associated functions to a fully operative state
• Adhere to prescribed incident and problem management or ticket escalation processes to quickly and proactively resolve system anomalies as appropriate
• Create, enhance, update or otherwise maintain concise, accurate, and complete Tier 2 maintenance and operations documentation
• Provide relevant input to the shift lead and other teammates regarding activities and incidents that negatively impact Tier 2 mission operations.
• Provide training to teammates, Tier 1 and customers as required
• Other related supporting duties as required

Basic Qualifications :

Preferred Qualifications :

Unix, Linux, and / or Windows based OS and application management

Come break things (in a good way). Then build them smarter.

We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.”

Original Posting : October 1, 2025

For U.S. Positions : While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range : Pay Range $67,600.00 - $122,200.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.