Mid-Level Systems Engineer with Linux
ECS Corporate Services

Fairfax, Virginia

Posted in Engineering


This job has expired.

Job Info


ECS is a federal contractor. As such, we are subject an Executive Order requiring all employees of federal contractors to be fully vaccinated for COVID-19 by December 8, 2021. Therefore, by applying for this position, you understand that you will be required to verify that you have been, or will be, fully vaccinated by December 8, or to verify that you cannot be vaccinated due to a legally recognized exception to the vaccine mandate set forth in the Executive Order.

Note: An individual is not considered to be fully vaccinated until two weeks after receiving the second vaccine dosage in a vaccine regimen involving two vaccines.

The above does not apply to personnel applying to United States Postal Service positions, however, as an ECS employee you will be required to complete the ECS COVID-19 survey to be compliant with Executive Order 14024.

ECS is seeking a Mid-Level Systems Engineer with Linux to work in our Fairfax, VA office.

Job Description:
ECS is seeking an experienced and highly motivated Mid-Level Systems Engineer with Linux experience to support a Department of Defense (DoD) Program. This position is responsible for collaboratively working as a member of a team responsible for designing, developing, installing, documenting, managing, and maintaining the physical and virtual infrastructure of multiple network enclaves to support the DoD community. This position works alongside a dynamic operations team that includes network, systems, and security engineers; development teams; and technical leadership. This position works in a demanding, high-energy environment that requires innovative ideas to solve network, hardware, and software challenges.

Responsibilities:

  • Support existing windows-based COTS applications and a heavy Linux presence environment
  • Manage all systems administration duties, including troubleshooting / resolving issues at the operating system or server level. Support activities include (but are not limited to):
    • Operating system installation, configuration, upgrades, and patching
    • Managing Microsoft AD, DNS in various env
    • Managing Virtualization platform, backup solution and storage solution
    • STIG installation and verification
    • Performance monitoring and analysis
    • OS/Application-level upgrades and patching
    • Database Server patching, Database Index maintenance and backups
    • Recommendation and implementation of new and improved processes and procedures for system administration and maintenance
    • Deployment and administration of production, test, and development environments
    • Participate in weekly maintenance work
    • Documentation of procedures and guidelines
Required Skills:
  • Must be a U.S. Citizen
  • Ability to obtain and maintain a DoD Top Secret clearance
  • Bachelor's Degree; Information Technology, Computer Science, or Mathematics preferred (or 5+ requisite years of experience
  • Current Information Assurance Technology (IAT) Level II certification(s) required to work on government IT systems, to include any of the following: Security+, CCNA Security, GICSP, GSEC or higher-level certification (or the ability to acquire within 30 days of onboard)
  • 5+ years administering and troubleshooting in General Windows and Linux environments, to include Linux servers, database servers, application servers, and web servers in Windows and Linux environments
  • Extensive experience working with CentOS 7/8, Ubuntu and Red Hat Enterprise Linux 6.X or 7.X, with a strong command-line interface (CLI) skillset
  • Experience with Windows servers OS, Active Directory, DNS, DHCP, Group Policy, Exchange, Relay
  • Experience securing Linux systems, including conducting regular patches and updating/configuring systems
  • Experience with configuration management (Ansible, Puppet, Chef or Salt)
  • Experience with backup and restore platform and solutions
  • Firm understanding of Public Key Infrastructure (PKI) concepts
  • Knowledge of Security Technical Implementation Guides (STIGs) and configuration know-how
  • Knowledge of general automation practices
  • 5+ years managing the deployment, maintenance, and operations of web-based systems in Windows and Linux environments
  • Demonstrated ability to apply an understanding of systems administration and operations to proactively identify and remediate day-to-day technical and operational challenges
  • Working experience with virtualization (VMWare ESXi, vSphere, VCenter, KVM, Xen)
  • Experience troubleshooting connectivity issues across all layers of the TCP/IP stack
  • Ability to write thorough system engineering documentation, to include, but not limited to:
    • CONOPS
    • Implementation Plans
    • System Configuration Guides
    • Requirements Traceability Matrix
    • Standard Operating Procedures
    • Test and Validation Plans
    • Backout Plans
    • Dataflow Diagrams
    • System Design Diagrams
  • Excellent written and verbal communication skills
  • Advanced problem-solving skills
  • A team player with proven ability to positively interact with peers and executive management
  • Ability to work in fast paced multi-tenants' environments with multi-tasking ability
Desired Skills:
  • Active DoD Secret Clearance
  • Current IAT Level II certification
  • Team leadership experience
  • Experience with maintaining a secure, standard OS build process
  • Experience designing and implementing a centralized Linux management solution
  • Experience troubleshooting messaging queuing technologies, especially RabbitMQ
  • Experience working as a Cybersecurity professional
  • Experience with CI/CD environments and an automation-first mentality
  • Experience supporting routing troubleshooting and analysis, as a helpdesk engineer for web-based Windows applications
  • Solid understanding of Systems Architecture and component integration concepts
  • Red Hat Certified System Administrator (RHCSA) or Linux Foundation Certified System Administrator (LCFS)
  • Working Cloud knowledge (AWS, Azure, Google Cloud)
  • Hands-on experience and/or pertinent knowledge of Jira and Confluence
ECS is an equal opportunity employer and does not discriminate or allow discrimination on the basis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any other classification protected by federal, state, or local law. ECS promotes affirmative action for minorities, women, disabled persons, and veterans.

ECS is a leading mid-sized provider of technology services to the United States Federal Government. We are focused on people, values and purpose. Every day, our 3000+ employees focus on providing their technical talent to support the Federal Agencies and Departments of the US Government to serve, protect and defend the American People.


This job has expired.

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