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.