Lead, Systems Administrator

Harris Geospatial Solutions; Los Angeles (CA); On-site; USD 111,000 - 205,000; Full time

Benefits offered by this job

Health and disability insurance

401(k) match

Flexible spending accounts

Employee assistance program

Education assistance

Parental leave

Paid time off

Company-paid holidays

Job summary

L3Harris Technologies in Canoga Park, CA, is seeking a Lead Systems Administrator to manage Windows environments, ensure regulatory compliance, and support security operations. The role requires strong technical skills and the ability to travel up to 15%.

Responsibilities include administering Windows systems, using Tenable and Splunk for threat detection, applying DoD and NIST standards, and collaborating across teams on upgrades, patches, and incident response. A security clearance is required.

Qualifications

• Active Secret Security Clearance required.
• 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.

Responsibilities

• Administer and maintain Microsoft Windows systems, ensuring optimal performance and reliability.
• Utilize security tools such as Tenable and Splunk to monitor, detect, and respond to security threats.
• Apply SCAP and STIG methodologies to maintain compliant systems in accordance with DoD standards.
• Ensure systems comply with government regulations and standards, including NIST SP, NISPOM, and the RMF.
• Maintain DoD 8140 certification (e.g., Security+).
• Collaborate with cross-functional teams to support system upgrades, patch management, and incident response.
• Travel up to 15% to support remote sites, attend training, or project deployments.

Skills

Windows administration

Tenable

Splunk

SCAP/STIG

NIST standards

DoD standards

Security+

Travel flexibility

Education

Bachelor’s Degree

Graduate Degree preferred

Tools

VMware virtualization

Citrix Virtual Desktops

Linux administration

Job description

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: Lead, Systems Administrator

Job Code: 42161

Job Location: Canoga Park, CA

Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description

The Windows Systems Administrator will be responsible for managing and maintaining Microsoft Windows environments, ensuring compliance with government regulations, and supporting security operations. This role requires strong technical skills, attention to regulatory standards, and the ability to travel up to 15% as needed.

Essential Functions

• Administer and maintain Microsoft Windows systems, ensuring optimal performance and reliability.
• Utilize security tools such as Tenable and Splunk to monitor, detect, and respond to security threats.
• Apply SCAP and STIG methodologies to maintain compliant systems in accordance with Department of Defense (DoD) standards.
• Ensure systems comply with government regulations and standards, including NIST Special Publications, NISPOM, and the Risk Management Framework.
• Maintain DOD 8140 certification (e.g., Security+), demonstrating proficiency in cybersecurity fundamentals.
• Collaborate with cross-functional teams to support system upgrades, patch management, and incident response.
• Travel up to 15% to support remote sites, attend training, or participate in project deployments.

Qualifications

• Active Secret Security Clearance required
• 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.

Preferred Additional Skills

• Experience with VMware virtualization technologies for server and desktop environments.
• Familiarity with Citrix Virtual Desktops for remote access and application delivery.
• Proficiency in Linux administration and troubleshooting.
• Knowledge of disaster recovery and business continuity planning and execution.

In compliance with pay transparency requirements, the salary range for this role in the State of California is $110,500 - $205,000. 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:

• health and disability insurance
• 401(k) match
• flexible spending accounts
• EAP
• education assistance
• parental leave
• paid time off
• 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-AT4

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.