> Markdown version of [/jobs/ext/2058496-tier-2-system-maintainer-24](https://www.wearedevelopers.com/jobs/ext/2058496-tier-2-system-maintainer-24). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Tier 2 System Maintainer 24 - **Company:** Leidos, Inc. - **Location:** Colorado Springs, CO, United States - **Salary:** $69,550.0 - $125,725.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Application Lifecycle Management, Bash Shell, Unix, Linux, Python (Programming Language), Extensible Markup Language (XML) - **Published:** August 14, 2026 - **Apply:** https://www.careerjet.com/job/us76cd8383b667123d308da7d508447df9/eaa ## About the Role * U.S. citizen with an active TS/SCI with a polygraph required * Requires BS degree and 2-4 years of prior relevant experience or Masters with less than 2 years of prior relevant experience. Additional years of experience in lieu of degree are acceptable. * Current DoD 8570 certification applicable to the position (typically Security+) * Knowledge of Tier 2 system maintenance and troubleshooting on mission critical systems * Experience with constructive, collaborative approach * Excellent verbal and written communication skills * Ability to work collaboratively and constructively with other leaders * Must be willing to perform shift work Preferred Qualifications: * Mission-specific technical knowledge and operations experience (incl. DEC VMS and/or Alpha) * Proven experience and proficiency with one or more of the following disciplines in an enterprise environment: o Unix, Linux, and/or Windows based OS and application management o Script development and implementation (e.g. PyThon, BaSH, XML) o Troubleshooting of complex and interconnected systems o Usage and support of Enterprise Maintenance Management tool(s) * Ability to develop technical solutions through deep analysis and understanding of impact to the end-product/solution * Ability to work independently and in a collaborative environment to achieve day-to-day objectives that significantly impact operational results and deliverables * Deep understanding and ability to apply principles, theories, and concepts of domain related mission operations and a broad understanding of dependent domains ## Description Ratchet Mission Applications (RMA) has an opening for a T2 (Level 2) 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 ## Related Videos - [Old tools, new tricks](https://www.wearedevelopers.com/videos/1916-old-tools-new-tricks) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [MCP doesn’t suck — your agent does](https://www.wearedevelopers.com/videos/100202-mcp-doesn-t-suck-your-agent-does) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Should Tech Managers Be Developers First? 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