Senior Specialist Systems Administrator
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Senior Specialist Systems Administrator at L3Harris, Rochester, NY. Pay posted by the employer: $80k–148k/yr. Posted Oct 19, 2026, last seen on the employer's hiring page Nov 6, 2026. Mentioned in the posting: Clearance required, NIST, CISSP.
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower...
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L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.
L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
Job Title: Senior Specialist, System Administrator
Job Code: 46436
Job Location: Rochester NY
Job Schedule: 9/80
Job Description:
The Linux Enterprise System Administrator is responsible for maintaining, managing, configuring, and troubleshooting Linux systems in secure program areas. Duties include installing, configuring, troubleshooting, upgrading, patching, and maintaining Linux and related NetApp storage units, as well as maintaining engineering software tools. This person must be able to communicate technical concerns and solutions to various levels of management, engineering, and security teams, as well as lead IT projects at the local level. Perform other IT duties as required.
Essential Functions:
- Subject Matter Expert responsible for the configuration and maintenance of Linux while ensuring system reliability, data integrity, and availability.
- Implement routine system updates and patches, remediate findings and vulnerabilities while maintaining compliance with industry standards.
- Monitor system health and proactively identify and resolve performance issues.
- Develop and maintain scripts and tools for deployment automation, striving for increased efficiency in our operational processes.
- Collaborate with engineering teams to understand program requirements and deliver tailored technical solutions.
- Communicate complex technical issues and strategies to management and non-technical stakeholders in a clear and concise manner.
Qualifications:
- Bachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
- Four years of Linux and/or NetApp systems administration experience.
- Current/active TS/SCI security clearance and CI Polygraph are required.
- CompTIA Security +, CISSP or any DoD 8570 IAT level I or higher approved certification.
- Ability to support overtime, as needed, and ability to lift equipment (50 LBS).
- Ability to support up to 20% offsite travel.
Preferred Additional Skills:
- Experience working with Nessus Security Center.
- Experience with Cisco/Ariba Network and network protocols.
- Experience working with Windows Distributed File System (DFS).
- Experience working with Active Directory.
- Experience with Commvault or similar backup solution.
- Experience managing systems under the NIST Risk Management Framework.
- Two years of experience with VMware or similar virtualization solutions.
- One year of experience with Ansible Automation.
- Strong knowledge of Linux operating systems, NetApp Storage Devices, networking protocols, PowerShell or Bash, and security best practices.
In compliance with pay transparency requirements, the salary range for this role in New York state is $79,500 - $147,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.
#LI-NB1
L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.
Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.
By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.
L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.
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