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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 Technologies is the Trusted Disruptor in the defense industry. 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:  Systems Administrator (Linux/Windows)     

Job Code:  23571

Job Location:  Colorado Springs, CO

Job Schedule: 9/80

Job Description:

Performs technical planning, system integration, verification and validation, cost and risk and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule and cost constraints. Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications.

As a Senior System Administrator, you'll be responsible for defining system specifications, ensuring hardware/software compatibility and system security. You'll coordinate the design of subsystems and integrate them into the overall system, identifying and resolving program support deficiencies along the way. Your work will involve developing and documenting frameworks for integrating and implementing changes to technical standards, as well as recommending corrective actions and providing technical guidance to systems engineers, software engineers, and other team members. You'll lead detailed technical discussions, guide the evaluation and selection of solutions, and organize teams for project work. Additionally, you'll manage the internal administration, maintenance and management of capacity resources for computers at the operating system and infrastructure level. This includes building, configuring, troubleshooting, and integrating new and existing servers to enhance services, deploy applications, and upgrade infrastructure. You'll set up administrator and service accounts, maintain system documentation, tune system performance, install system-wide software, and allocate mass storage space. Identifying, testing, and deploying patches will be a key part of your role, as will conducting system analysis and development to keep systems current with changing technologies.

Essential Functions: 

• Experience with Red Hat Enterprise Linux Administration or Engineering, 4-6 years of experience with Windows Administration or Engineering 
• Configure, monitor, maintain, and troubleshoot virtualization and container technologies (e.g. VMWare, Docker, Podman, etc.)
• System configuration experience with Enterprise Identity Management tools (e.g. LDAP, IPA, Active Directory, etc.)
• Experience in automating tasks using scripting (e.g. PowerShell, BASH, etc.)
• Experience implementing patches, scanning, remediating findings, and auditing
• Support critical operations during standard and occasional non-standard working hours.
• Experience in the implementation and use of cybersecurity tools (e.g. ACAS, SCAP, etc.)
• Ability to work individually or as part of a cybersecurity team
• Perform backup management, system migrations, and ensure high availability across infrastructure services
• Provide architecture-level guidance and oversight across multiple concurrent projects
• Work with lead engineers to ensure engineering designs are sound and fit overall architectural concepts
• Address and detect issues that impact projects and implement/develop courses of action (COAs) to mitigate or alleviate the impact to projects
• Ensure project schedules are being met and identify any constraints/concerns
• Support/facilitate customer meetings and ensure compliance with project requirements & overall architectural design
• This position is performed 100% onsite and cannot be performed remotely

Qualifications: 

• Education:
  • Bachelor’s Degree and minimum 9 years of prior relevant experience
  • Graduate Degree and a minimum of 7 years of prior related experience
  • In lieu of a degree, minimum of 13 years of prior related experience
• TS/SCI clearance required
• DOD 8570.01M IAT 2 certification
• Ability to travel up to 10%

Preferred Additional Skills:

• DoD 8570.01-M IAT Level 3 certification (e.g. CASP+ CE, CCNP Security, CISA, CISSP (or Associate), GCED, or GCIH).
• CM Automation (e.g. Ansible, Puppet, Chef)
• Experience with Trellix administration
• Experience deploying system security monitoring tools (e.g. Splunk)
• Experience with requirements databases such as DOORS, issue tracking software such as Jira, knowledge management tools such as Confluence
• System configuration experience with Identity Access Management (IAM), Multi-Factor Authentication (MFA), and Role Based Access Control (RBAC)
• Experience with construction and configuration of data Cloud environments such as AWS or GovCloud using government software
• System configuration experience with SANs
• Demonstrated ability to work and grow in a dynamic, fast paced, team-oriented environment
• Establish and maintain up-to-date cybersecurity configurations based on DISA STIGs and IAVM Notices
• Understanding of security best practices (e.g. Zero Trust, Least privilege)
• Working knowledge of RMF and cybersecurity requirements

In compliance with pay transparency requirements, the salary range for this role in Colorado State is $108,500 - $201,500. 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. The application window for this requisition is anticipated to close August, 31, 2025

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.

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