Senior Linux Systems Administrator
Leidos, Baltimore, MD, United States
Job Summary
Leidos seeks a highly experienced Linux-focused technical professional to support systems across cloud and on‑prem environments. The senior Linux systems administrator will be a member of the Intelligence Sector’s Cyber & Analytics Business Area (CABA). The role requires deep expertise in Linux administration, infrastructure, security compliance, and troubleshooting within containerized and virtualized environments.
Primary Responsibilities
Administer and maintain Linux-based systems across cloud and containerized environments
Manage and support storage solutions and virtualization technologies
Configure and troubleshoot IP networking and firewall components
Apply and support PKI/TLS/cryptographic solutions, including adherence to crypto policies
Perform application support and advanced system troubleshooting within Linux environments
Support SSP compliance activities and STE/STN requirements on Linux systems
Contribute to system automation efforts using available tools (as applicable)
Basic Qualifications
Bachelor’s degree in a relevant field with 10+ years of experience, OR no degree with 15+ years of related professional experience
IAT Level II certification (e.g., Security+ CE, SSCP)
Strong proficiency in Linux system administration (required)
Experience with IP networking and firewall technologies
Solid understanding of PKI/TLS/cryptography and associated policies
Clearance required: Must have an active TS/SCI with Polygraph
Pay & Benefits
Pay Range: $92,300.00 - $166,850.00.
This position is eligible for a 10k sign‑on bonus. Benefits include Paid Time Off, 11 paid holidays, 401(k) with a 6% company match and immediate vesting, flexible schedules, discounted stock purchase plans, technical upskilling, education and training support, and parental paid leave.
EEO Statement
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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Leidos seeks a highly experienced Linux-focused technical professional to support systems across cloud and on‑prem environments. The senior Linux systems administrator will be a member of the Intelligence Sector’s Cyber & Analytics Business Area (CABA). The role requires deep expertise in Linux administration, infrastructure, security compliance, and troubleshooting within containerized and virtualized environments.
Primary Responsibilities
Administer and maintain Linux-based systems across cloud and containerized environments
Manage and support storage solutions and virtualization technologies
Configure and troubleshoot IP networking and firewall components
Apply and support PKI/TLS/cryptographic solutions, including adherence to crypto policies
Perform application support and advanced system troubleshooting within Linux environments
Support SSP compliance activities and STE/STN requirements on Linux systems
Contribute to system automation efforts using available tools (as applicable)
Basic Qualifications
Bachelor’s degree in a relevant field with 10+ years of experience, OR no degree with 15+ years of related professional experience
IAT Level II certification (e.g., Security+ CE, SSCP)
Strong proficiency in Linux system administration (required)
Experience with IP networking and firewall technologies
Solid understanding of PKI/TLS/cryptography and associated policies
Clearance required: Must have an active TS/SCI with Polygraph
Pay & Benefits
Pay Range: $92,300.00 - $166,850.00.
This position is eligible for a 10k sign‑on bonus. Benefits include Paid Time Off, 11 paid holidays, 401(k) with a 6% company match and immediate vesting, flexible schedules, discounted stock purchase plans, technical upskilling, education and training support, and parental paid leave.
EEO Statement
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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