Linux System Administrator
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Job Description:
Everforth ECS is seeking a Linux System Administrator to provide temporary support to the Manpower & Reserve Affairs (M&RA) Customer. The selected candidate will be responsible for the administration, maintenance, and security of Linux-based systems hosted within the AWS GovCloud and MCCOG environments.
Responsibilities:
U.S. Navy and DoD cybersecurity discussions, RPOC specifically means a Rapid Assess and Incorporate Software Engineering (RAISE) Platform of Choice (RPOC)
System Administration: Install, configure, maintain, and troubleshoot RHEL/CentOS-based Linux servers within AWS GovCloud and MCCOG infrastructure
Cloud Operations: Manage EC2 instances, S3, IAM roles/policies, VPCs, security groups, and other AWS services within the GovCloud boundaryMCCOG Coordination: Interface with MCCOG teams for provisioning, accreditation, and operational support of cloud-hosted systems
Security & Compliance: Implement and maintain STIG hardening, ACAS/Nessus vulnerability scanning, and ensure compliance with DISA and Marine Corps cybersecurity policies (RMF/ATO)
Patching & Updates: Execute scheduled and emergency patching of Linux systems in accordance with IAVM requirements
Monitoring & Performance: Configure and maintain system monitoring tools (e.g., CloudWatch, Nagios, Splunk, or HBSS/ESS) to ensure availability and performance SLAsAutomation & Scripting: Develop Bash, Python, or Ansible scripts/playbooks to automate routine administrative tasks
Backup & Recovery: Manage backup solutions and disaster recovery procedures for Linux systems
Documentation: Maintain system documentation including SOPs, network diagrams, and change management records in accordance with contract requirements
Incident Response: Troubleshoot and resolve system outages and security incidents; participate in after-hours support as needed
Collaboration: Work with application teams, database administrators, network engineers, and the M&RA program office to support mission requirements
Required Skills
Education:
Bachelor's degree in IT, Computer Science, or related field (or equivalent experience)
Experience: 5+ years of Linux system administration (RHEL/CentOS preferred)
Cloud Experience: 2+ years hands-on experience with AWS (preferably GovCloud)
Certifications:
- (IAT Level II minimum per DoD 8570/8140):CompTIA Security+ CE (required)
- Red Hat Certified System Administrator (RHCSA) or RHCE (desired)
- Linux+ (acceptable)
Clearance:
Must be a U.S. Citizen
Active DoD [Secret] security clearance
Knowledge of:
- DISA STIGs and SCAP compliance scanningRMF / ATO processesExperience in cloud formation and terraform
- Experience with RAISE 2.0 (Zero Trust) and the ATO ProcessAWS IAM, VPC, EC2, S3, Cloud
- Formation, and CloudWatchTCP/IP networking, DNS, DHCP, NFS, SSH, LDAPConfiguration management tools (Ansible, Puppet, or Chef)HBSS/ESS, ACAS, and Splunk Desired SkillsPrior experience supporting USMC/M&RA systems or programs
- Familiarity with MCCOG onboarding and operational processesExperience with containerization (Docker, Kubernetes, OpenShift)
- Experience with CI/CD pipelines and DevSecOps practices
Knowledge of DISA Cloud Access Point (CAP) and BCAP connectivityECS Federal LLC is an equal opportunity employer and does not discriminate or allow discrimination on the basis any characteristic protected by law. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, or local jurisdiction law.
Everforth ECS is the federal segment of Everforth, a $4B global organization with over 10,000 employees. Our nearly 3,500 professionals deliver advanced technology solutions in data and AI, cybersecurity, and enterprise transformation, serving defense, intelligence, and federal civilian agencies.
Our work powers mission-critical outcomes, strengthens technology partnerships, and creates meaningful opportunities for our people. We are defined by a commitment to excellence in delivery, a culture of innovation, and an environment where talent can thrive and grow.
We Value:
Attracting and developing top talent and high-performing teams Fostering a culture that is engaging, accountable, and mission-driven Meet the challenge. Make a difference with Everforth ECS!