Tier 2 System Maintainer 24x7

Leidos Holding • $87K — $157K *
Aurora, CO 80013In-Person
Aerospace & Defense
Less than 5 years of experience
Today
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Job Overview by Ladders

Qualifications

  • U.S. citizen with an active TS/SCI with a polygraph required
  • BS degree with 4-8 years relevant experience or Master's with 2 years
  • Current DoD 8570 certification relevant to the position (e.g., Security+)
  • Experience in Tier 2 system maintenance and troubleshooting
  • Excellent verbal and written communication skills
  • Ability to work collaboratively in a team environment
  • Willingness to perform shift work

Responsibilities

  • Ensure mission processor availability through proactive maintenance methodologies
  • Restore mission applications to operational state promptly
  • Follow incident and problem management processes to resolve system issues
  • Maintain clear and thorough Tier 2 maintenance documentation
  • Communicate incidents impacting Tier 2 mission operations to the shift lead
  • Train teammates, Tier 1 staff, and customers as necessary
  • Perform additional related duties as assigned

Benefits

  • Predictable periods of non-work
  • Opportunities for extended personal time
  • Increased pay for shift work support
  • Work in a highly proficient and technically competent team environment
Full Job Description
Ratchet Mission Applications (RMA) 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:
  • U.S. citizen with an active TS/SCI with a polygraph required
  • Requires BS degree and 4-8 years of prior relevant experience or Masters with 2 years years of prior relevant experience
  • 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:
  • Unix, Linux, and/or Windows based OS and application management
  • Script development and implementation (e.g. PyThon, BaSH, XML)
  • Troubleshooting of complex and interconnected systems
  • 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

Original Posting:
July 6, 2026

Pay Range:
Pay Range $87,100.00 - $157,450.00

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.

About Leidos Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

Join the Team

Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Prepare for Your Interview

To prepare for an interview at Leidos Holding, candidates should familiarize themselves with the company's missions and values, update their resumes, and be ready to discuss how their background and skills align with the position they are applying for.

Networking and Career Advancement

Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

Explore Leidos Holding Jobs and Careers

Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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* Ladders Estimates

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