DevSecOps Engineer

Core4ce; Charleston (SC); On-site; USD 110,000 - 160,000; Full time

Benefits offered by this job

401(k) with company match

Medical, dental, vision coverage

Training and certifications

Tuition assistance

Paid parental leave

Paid time off and holidays

Job summary

Core4ce is hiring a DevSecOps Engineer to deliver containerization, virtualization, cloud and systems engineering for a large DoD program. The role encompasses cybersecurity, training development, support, testing, lifecycle logistics, and sustainment with a flexible scope that adapts to business needs.

The successful candidate will manage container services, Kubernetes environments, and AWS resources, while ensuring security compliance and DoD policy alignment.

Qualifications

• Active Secret Clearance or ability to obtain a Secret clearance
• 7+ years administering Linux operating systems, preferably Red Hat Enterprise Linux
• 5+ years designing and deploying hardened Kubernetes clusters (Rancher/OpenShift) with dev/stage/prod environments
• 2+ years Windows operating system experience
• 2+ years AWS experience (EKS, EC2, S3, EBS, Load-Balancers, RDS)
• Experience with Kubernetes tools: GitLab, Harbor, ArgoCD, StackRox, Keycloak
• DoD environment experience navigating network/access/security policies and requirements
• Ability to obtain Certified Kubernetes Administrator (CKA) within 6 months of hire

Responsibilities

• Engineering new container services
• Understand customer requirements and evaluate best solutions
• Sustain existing container orchestration systems
• Support system architecture design and implementation
• Manage accounts and network rights
• Manage system resources (performance, capacity, availability)
• Implement security procedures and tools
• Document systems administration standard operating procedures
• Troubleshoot compute infrastructure/software interfaces
• Ensure Kubernetes environment availability and configuration integrity
• Install and integrate system fixes, updates, enhancements
• Apply information security/information assurance policies consistently
• Position evolving to meet business needs and enable growth

Skills

Linux admin

Kubernetes

AWS

Security practices

DoD environment

CKA readiness

Tools

GitLab

Harbor

ArgoCD

StackRox

Keycloak

Rancher

OpenShift

Terraform

AWS EKS

EC2

S3

Job description

Core4ceDevSecOps Engineer1401-383

Core4ce is hiring a DevSecOps Engineer to deliver containerization engineering, virtualization engineering, cloud engineering, systems engineering, software engineering, system administration, configuration management, cybersecurity, training curriculum development, technical support, test and evaluation, lifecycle logistics, and sustainment for a large DoD program.

Responsibilities

• Engineering new container services
• Understanding customer requirements, needs and pain points and evaluating available, best of class solutions.
• Sustain existing container orchestration systems
• Support system architecture design and implementation efforts
• Managing accounts and network rights
• Managing systems resources including performance, capacity, availability, serviceability, and recoverability
• Implementing security procedures and tools
• Developing and documenting systems administration standard operating procedures
• Troubleshoot compute infrastructure/software interface and interoperability problems
• Ensuring Kubernetes environment availability, functionality, integrity, and efficiency; maintaining systems configuration
• Managing the installation and integration of system fixes, updates, and enhancements
• Ensuring the rigorous application of information security/information assurance policies, principles, and practices
• *This position is designed to be flexible, with responsibilities evolving to meet business needs and enable individual growth.

Requirements

• Active Secret Clearance or ability to obtain a Secret clearance
• Minimum of seven (7) years administering and hardening of Linux Operating Systems, preferably Red Hat Enterprise Linux.
• Five (5) years of experience designing and deploying hardened Kubernetes clusters and cluster orchestration platforms, such as Rancher and OpenShift. This should include performing the installation, testing, operation, troubleshooting, and maintenance of dev, staging and production environments.
• Minimum of two (2) years with the Windows Operating system.
• Two (2) years of experience with Amazon AWS, including: EKS, EC2, S3, EBS, Load-Balancers, and RDS
• Experience with Kubernetes tools, such as Gitlab, Harbor, ArgoCD, Red Hat Advanced Cluster Security (Stackrox), Keycloak, etc.
• Experience operating in a DoD environment, in particular navigating network, access, and security/accreditation policies and requirements.
• Ability to obtain Certified Kubernetes Administrator (CKA) certification within 6 months of hire

Preferred Experience

• Terraform, RKE1, RKE2, EKS
• Familiarity with deploying and managing Windows container environments is a plus
• Experience working in a DevOps or DevSecOps environment with an Agile methodology preferred

Why Work for Us?

Core4ce is a team of innovators, self-starters, and critical thinkers—driven by a shared mission to strengthen national security and advance warfighting outcomes.

We offer:

• 401(k) with 100% company match on the first 6% deferred, with immediate vesting
• Comprehensive medical, dental, and vision coverage—employee portion paid 100% by Core4ce
• Unlimited access to training and certifications, with no pre-set cap on eligible professional development
• Tuition assistance for job-related degrees and courses
• Paid parental leave, PTO that grows with tenure, and generous holiday schedules
• Got a big idea? At Core4ce, The Forge gives every employee the chance to propose bold innovations and help bring them to life with internal backing.

Join us to build a career that matters—supported by a company that invests in you.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy), national origin, disability, veteran status, age, genetic information, or other legally protected status.

*Core4ce provides the listed pay range for this position as a general guideline only and not as a guarantee of compensation or salary. Final offers may take into account a variety of factors, including, but not limited to, job responsibilities, education, experience, knowledge, skills, abilities, internal equity, market data alignment, any applicable collective bargaining agreement, and other legal requirements.

Remote, United States

Full-Time/RegularAll qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, age, marital status, pregnancy, genetic information, or other legally protected status.PI286704790