Leidos is seeking a Senior Systems Administrator to join our Defense Enclave Services (DES) team, who will support an extensive digital modernization program critical to Defense Information Systems Agency (DISA) and Department of Defense (DoD) Fourth Estate Agencies. The Senior Systems Administrator will deploy new Windows and Linux servers in Azure and provide support for maintaining and enhancing cloud infrastructure as well as the day-to-day maintenance support for troubleshooting Linux/Windows cloud systems and servers. This role requires an individual with technical expertise administering the full lifecycle of Linux and Windows platforms as code. The candidate will provide Windows engineering support to develop automations for the building and patching Linux and Windows servers via Microsoft Intune, Red Hat Satellite and Ansible Automation Platform in support of new systems being deployed in Azure. This role is responsible for interacting with product owners across multiple sprint teams and working other engineers to troubleshooting problems for multiple systems and network environments. This role analyzes recurring problems and initiates solutions for preventing reoccurrence and analyzes existing infrastructure for tuning/performance enhancements.

Primary Responsibilities

Perform best practice engineering support for an Azure Cloud environment consisting of Windows and Linux serversBuild, configure, patch and maintain Windows and Linux servers via IaC, Ansible Automation Platform, or other automation platformsPerform application packaging, deployments, documentation, and release control utilizing Jira, GitLab, IaC, and Ansible Automation PlatformProvide advice, technical consultation, and guidance for Tier 3 / Tier 4 support by analyzing and resolving problems and evaluating alternative means of satisfying user requirementsResearch, test, and deploy security patches and vulnerability remediation changesProvide support for the implementation, troubleshooting and maintenance of complex IT systemsPerform automation tasks through scripting and testingProvide follow-up reports (technical findings, feedback, and resolution steps) for root causes analysis and process improvement initiativesActively identify opportunities for improvement, including innovations aimed at improving the user experience, improving efficiencies, and lowering sustainment costsEnforce security best practices and guidelines, leveraging knowledge of security policies, network security, and data security

Basic Qualifications

Bachelor’s degree and 4-8 years of prior relevant experience or Master’s degree with 2-6 years of prior relevant experienceAbility to obtain and maintain DoD Secret clearance. (US Citizenship required)Experience building, configuring, patching and maintaining Windows and Linux serversUnderstanding and experience with Azure Cloud servicesKnowledge of basic networking and network protocols (e.g., TCP/IP, routing, firewalls, SSH, VPNs)Hands-on experience reviewing and analyzing system logs and events to resolve issuesExperience maintaining Entra ID and/or Microsoft Active Directory environmentsUnderstanding of Federal Government application, server, and network security requirements such as NIST, FedRAMP, and FISMAAbility to work effectively within a distributed technical team, aided by strong written and verbal communication skillsFamiliarity with the Atlassian suite, including Jira and ConfluenceAbility to obtain DoD 8570 IAT Level II (or higher) Certification such as Security + or CISSP

Preferred Qualifications

Possess active DoD Secret clearanceCurrent IAT Level II (or higher) Certification such as Security + or CISSPExperience building and delivering IaaS servers and platform via IaCExperience deploying and scaling Azure Virtual Desktop environments via Azure Functions or other automation platformsExperience deploying and maintaining complex virtual infrastructures with web/application tiers and data tiersExperience developing and deploying Infrastructure as Code (IaC), utilizing continuous integration / continuous deployment (CI/CD) tools, and leveraging automation platforms such as Ansible or Azure FunctionsRecognized cloud certification such as Azure Administrator

DISADES

External Referral Eligible

Original Posting Date:2024-09-09

While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $81,250.00 - $146,875.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.