Senior System Administrator - Secure Network Ops

Leidos; Maryland; On-site; USD 92,000 - 167,000; Full time

Benefits offered by this job

Paid Time Off

11 paid Holidays

401K with a 6% company match and immed

Healthcare and training

Job summary

Leidos is seeking a Mid/Sr System Administrator to support a large, complex network environment with geographically distributed systems. You will install applications, administer systems, and ensure uptime while aligning with security and operational requirements.

Join a fast-paced team with air-gapped environments, opportunities to work on security compliance, and ongoing IT modernization. The role requires strong troubleshooting, Windows Server 2019, Active Directory, and virtualization

Qualifications

• Bachelor’s degree in a technical field with 8+ years of relevant experience.
• Experience as systems administrator supporting end users and technical staff.
• Proficient with Windows Server 2019 and Active Directory.
• Experience deploying software/hardware, patches, OS, backups, and restores.
• SALT, Ansible, Splunk, Puppet, SolarWinds, Nessus familiarity.
• Red Hat and VMware knowledge.
• Strong understanding of security protocols and standards.
• Experience with client and server virtualization.
• Hardware installation, configuration, troubleshooting, and reimaging.
• Understanding of information security principles.
• Ability to lift up to 50 lbs.
• Occasional travel ability.
• Clearance TS/SCI with Polygraph.

Responsibilities

• Install applications, administer systems, and resolve issues in a timely manner.
• Ensure server and desktop configurations are optimized and running continuously.
• Perform security management and application performance optimization functions.
• Maintain documentation of complex server/network environments for incident resolution.
• Communicate with users and support personnel regarding outages and upgrades.
• Confer with upper management regarding recommended resolution options.

Skills

System administration

End-user support

Security fundamentals

Education

Bachelor’s degree in a technical field

Tools

SALT

Ansible

Splunk

Puppet

SolarWinds

Nessus

Red Hat

VMware

Windows Server 2019

Active Directory

Job description

Leidos is seeking a Mid/Sr System Administrator to support a large, complex network environment with geographically distributed systems. You will install applications, administer systems, and ensure uptime while aligning with security and operational requirements.

Join a fast-paced team with air-gapped environments, opportunities to work on security compliance, and ongoing IT modernization. The role requires strong troubleshooting, Windows Server 2019, Active Directory, and virtualization