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CACI International Linux Engineer in Remote (Any State), Virginia

Linux Engineer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: None

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

The CDM Program is managed within the DHS Cybersecurity and Infrastructure Security Agency, CISA/Office of Cybersecurity and Communications (CS&C)/Network Security Deployment (NSD) Division, responsible for enhancing the security, resilience, and reliability of the Nation’s cyber and communications infrastructure. The DHS CDM Program mission is to safeguard and secure cyberspace in an environment where the threat of cyber-attack is continuously growing and evolving. The CDM Program defends the United States (U.S.) Federal Information Technology (IT) networks from cybersecurity threats by providing continuous monitoring sensors (tools), diagnosis, mitigation tools, and associated services to strengthen the security posture of Government networks.

Come and join CACI for an exciting role for a remote opening as a Linux Engineer.

What You’ll Get to Do:

As a Linux Engineer, you are a recognized subject matter expert responsible for managing an enterprise network that consists of RHEL and CentOS with a Microsoft Based LDAP Infrastructure. You will meet with the technical teams and project stakeholders each day, work with the technical teams to decompose prioritized work packages from the PM, coordinate and schedule system deployments, track and provide release approval as work elements leave the lab, and perform technical tasks against the project backlog that you have experience performing.

More About the Role:

  • Currently, this is a full-time remote position (work from home). Must reside within the United States.

  • Effectively and professionally communicate with both technical and non-technical colleagues and customers at all levels of seniority.

  • In-depth system administration of Linux environments

  • Integrate and troubleshoot systems in a Linux environment (CentOS/RHEL)

  • Implement and secure services relating to remote connections

  • Integrate Multi-factor authentication (MFA, 2MFA)

  • Enhance data protection and compliance (with technologies such as OpenSSL, Keystores, Azure Key Vault, Cyphers)

  • Secure systems by following STIGs, best practices, and government/compliance requirements (such as NIST 800-53, NIST 800-171, FISMA, FEDRAMP), and negotiating/working-with IA personnel to arrive at sensible and effective solutions

  • Manage SELinux configuration and policies using automated methods

  • ​Troubleshoot and develop new SELinux policies (CIL/M4 macros) as needed

  • Able to track down the root cause of a service/application failure using logs and CLI-based tools

  • Perform integrations with network devices, such as VPN, firewall, routing

  • Perform Linux integration into an AD domain without the use of a third-party application

  • Create, analyze, and automate Linux scripts (Command, Bash, C, Ansible)

  • Implement automated tasks within a Linux environment via CLI

  • Develop custom Ansible playbooks and roles from the ground up

  • Work independently or on very small teams to integrate systems and solutions, triage issues, and prioritize tasks.

  • Create and manage technical solutions. Brief solutions to other members of the team.

  • You may be asked to attend meetings, obtain credentials, etc. Virtually (with and without a camera), in a CACI or government office at any time

You’ll Bring These Qualifications:

  • US Citizenship required

  • Must meet eligibility requirements for access to classified information and be successfully obtain to a Department of Homeland Security (DHS) EOD authorization. Active DoD clearance preferred, but not required.

  • Bachelor’s degree (BA/BS) in a technical discipline (e.g. Computer Science, Computer Engineering) or equivalent years of related job experience

  • 7+ years of cumulative demonstrated work experience in the following disciplines:

  • Strong engineering experience integrating and troubleshooting servers in a Linux environment (CentOS/RHEL preferred)

  • Experience securing Linux systems by following STIGs, best practices, and government/compliance requirements (such as NIST 800-53, NIST 800-171, FISMA, FEDRAMP), and working with IA personnel to arrive at effective solutions.

  • Hands-on experience creating, analyzing, and automating Linux scripts (Command, Bash, C, Ansible)

  • Experience with a distributed version control system, such as GitHub / GIT

  • Knowledge of Agile and/or Kanban

  • Experience briefing technical and non-technical customers and answering technical questions

  • Experience with in-depth systems administration in Linux environments (RHCE equivalence)

These Qualifications Would be Nice to Have:

  • Technical degree in Computer Science, Computer Engineering, or a related subject area

  • Relevant Technical and/or Security Certifications (e.g. CISSP, CCNA, CCDA, CCNA-Security, etc.)

  • One (1) of the following certifications: Azure DevOps Engineering Expert, Azure Solutions Architect Expert, Azure Security Engineer Associate

  • Understands and intuits "why things work", not just the ability to follow installation and configuration guides

  • Experience integrating/understanding Multi-factor authentication (MFA, 2MFA)

  • Experience with enhance data protection and compliance. (such as OpenSSL, Keystores, Azure Key Vault, Cyphers)

  • Experience with network integrations and concepts such as VPN, firewall, routing

  • Proven communication skills both written and verbal to management

  • Familiarity with common cybersecurity tools is greatly desired. Our mission to support DHS in their cybersecurity needs, inclusive of identifying and preventing culprits from accessing systems/data that they shouldn’t is a high priority focus for our team.

  • Experience with VMWare (implementing, managing, configuring)

  • Some experience (1+ years’) with any or all of these products or technologies: MS SQL, Ansible, Puppet, Chef, Qualys, SCCM, BigFix, MDM solutions

  • Some experience (1+ years’) setup and integration with IIS, SQL Server

  • System admin level understanding of Windows server/ADFS environments

  • Experience integrating, securing, and understanding the following Microsoft platform services (both in Windows OS and in Azure Cloud): Active Directory Domain Services (ADDS), Active Directory Certificate Services (ADCS), Active Directory Federated Services (ADFS), Windows AD-integrated PKI, Single Sign On (SSO) implementation

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What We Can Offer You:

  • We’ve been named a Best Place to Work by the Washington Post.

  • Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

  • We offer competitive benefits and learning and development opportunities.

  • We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

  • For over 55 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Company Overview: At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. CACI is an Equal Opportunity Employer – Females/Minorities/Protected Veterans/Individuals with Disabilities.

Pay Range: The proposed salary range for this position is $79,000-$161,900. There are a host of factors that can influence final salary including, but not limited to, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, geographic location, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. Employment benefits include health and wellness programs, income protection, paid leave and retirement and savings.

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