Senior DevOps / Linux Systems Engineer – Top Secret Clearance (Onsite, St. Louis MO)

DevOps / Linux Systems Engineer (Senior) – Top Secret Clearance Required

📍 Location: St. Louis, Missouri (Onsite Only)
🏢 Work Model: 100% Onsite
💼 Employment Type: Full-Time
💰 Salary Range: $100,000 – $180,000
🔐 Clearance: Top Secret (CI Poly required upon hire)
🎓 Education: Bachelor’s Degree Required
🚚 Relocation Assistance: Available

About the Role

This is a mission-critical DevOps / Linux Systems Engineering role supporting highly secure, operational cloud and on-premise geospatial systems. You’ll take a technical leadership position within a mission operations team responsible for sustaining and evolving classified environments used by government stakeholders.

This role is ideal for an experienced Linux-focused DevOps Engineer who thrives in secure, high-stakes environments and enjoys owning system reliability, automation, security hardening, and operational excellence.

What You’ll Be Doing

• Lead system changes, upgrades, and continuous improvements across secure on-prem and AWS environments

• Serve as a technical escalation point, working directly with government and contractor stakeholders

• Proactively monitor system health and perform advanced diagnostics and remediation

• Deploy security patches, STIGs, and bug fixes across test and production environments

• Build, manage, and automate AWS-based Linux systems

• Maintain and update critical databases and operational datasets

• Author and maintain operational documentation, SOPs, and troubleshooting guides

• Respond to security findings and compliance reports with speed and precision

Required Qualifications

• Active Top Secret Clearance with willingness to sit for a CI Polygraph

• CompTIA Security+ (or equivalent DoD 8570 certification)

• Bachelor’s degree with 8–12 years relevant experience
  (or Master’s with 6–10 years)

• Advanced Linux administration experience (RHEL 7+)

• Strong AWS / cloud automation experience (must-have)

• Hands-on experience building, patching, and STIG’ing Linux servers

• Experience with Windows Server administration

• Strong troubleshooting, analytical, and documentation skills

• Excellent written and verbal communication skills

Highly Desired Skills

• Ansible playbooks and infrastructure automation

• AWS automation tooling and scripting

• Experience with:

• ArcGIS / ESRI deployments

• RDS and SQL technologies

• Apache NiFi

• Python (including ML-related workflows)

• Tomcat

• Familiarity with IC cloud architecture methodologies

• Team collaboration tools (Jira, Confluence, RocketChat)

• AWS Certifications (Solutions Architect, Developer, etc.)

Ideal Candidate

• Senior-level Linux Systems Engineer with strong DevOps instincts

• Proven experience automating AWS infrastructure in secure environments

• Comfortable owning system lifecycle: build → secure → operate → sustain

• Detail-oriented, proactive, and confident operating in classified settings

• Security+ certified and CI Poly-ready

Benefits & Perks

• 3 weeks paid time off

• 11 Federal holidays

• Medical, dental, vision coverage

• Short & long-term disability

• Life insurance & AD&D

• 401(k) with up to 4% match (immediate vesting)

• End-of-year profit sharing

• Relocation assistance

• Ongoing technical training & certifications

Additional Information

• Security Clearance Required: Yes

• Visa Sponsorship: Not available

• Travel: None

DevOps Engineer – Top Secret Clearance (Onsite, Huntsville AL)

DevOps Engineer (Top Secret Required)

💰 Salary: Up to $170,000
📍 Location: Huntsville, Alabama (100% Onsite)
🏢 Work Model: Fully Onsite
💼 Employment Type: Full-Time
🔐 Clearance: Active Top Secret (CI Poly required)
🎓 Education: Bachelor’s Degree Required
🚚 Relocation Assistance: Available (up to $10,000)

About the Role

We are seeking a DevOps Engineer to join a high-performing cyber team supporting a large SOC enterprise environment. This role is hands-on and mission-critical, focused on designing, deploying, operating, and securing DevSecOps infrastructure in a classified environment.

You’ll work across infrastructure, automation, and cybersecurity tooling—supporting everything from deployment and patching to troubleshooting complex interoperability issues.

Key Responsibilities

• Design, deploy, test, certify, and operate DevSecOps infrastructure tools

• Own operations and maintenance for multiple platform tools

• Deploy and configure services using Infrastructure as a Service (IaaS)

• Configure and manage Linux-based servers supporting dynamic applications

• Debug cluster-based computing architectures

• Use scripting or basic programming to solve operational issues

• Install, configure, and manage open-source monitoring tools

• Perform patching, upgrades, and sustainment activities

• Address system interoperability and operational stability issues

Required Qualifications

• Active Top Secret Security Clearance with willingness to sit for CI Poly

• Bachelor’s degree (BS or BA)

• 5+ years of DevOps-related experience

• Strong experience administering Linux-based environments

• Experience testing, deploying, maintaining, and administering cybersecurity infrastructure

• Experience developing or modifying applications or utility programs for cybersecurity use

• Comfortable operating in secure, enterprise SOC environments

Preferred Skills & Certifications

• Red Hat Certified Systems Administrator (RHCSA)

• AWS Certified Cloud Practitioner

• AWS Certified DevOps Engineer – Associate

• Experience with:

• Splunk

• Oracle / SQL-based platforms

• Python scripting

• Experience integrating third-party components and custom capabilities

• Proven ability to automate operations and maintenance tasks

• Strong troubleshooting and process-improvement mindset

Ideal Candidate Profile

• Holds an active Top Secret clearance

• Willing to complete a CI Polygraph

• Has hands-on DevOps experience in secure cyber environments

• Exposure to Splunk preferred

• Willing to relocate to Huntsville, AL

• Self-driven, technically curious, and operationally strong

Benefits

• 3 weeks Paid Time Off

• 2 weeks Holiday Pay

• Medical, Dental, and Vision Insurance

• Short--Term & Long-Term Disability

• Life Insurance & AD&D

• 401(k) with up to 4% match

• Relocation assistance available (up to $10,000)

Additional Details

• Security Clearance Required: Yes

• Visa Sponsorship: Not available

• Travel: None

DevSecOps Engineer - UK, London - Full Time, Perm -

DevSecOps Engineer

London

£75,000 - £85,000

Job Description

We are looking for a DevSecOps Engineer to help drive innovation and implement fit for purpose solution that will underpin our strategic technical platform.  This role will involve working across multiple teams to understand security requirements and progressively align our products and services to regulatory/compliance requirements and cyber security best practices.

This role will require a person that is comfortable researching, implementing, mentoring, and presenting ideas and opportunities across teams in multiple locations globally.

What you'll do

·        Develop software and infrastructure security best practices and implementations.

·        Outline and craft a comprehensive security profile to align Aristocrat products with regulatory compliance requirements.

·        Work directly with corporate InfoSec to ensure synergy and alignment with global security needs.

·        Perform complex analysis, consulting and providing recommendations to internal clients.

·        Define technical product requirements and create high-level architectural specifications, ensuring feasibility, functionality, and integration with existing systems/platforms.

·        Provide designs/blueprints and technical leadership to development and DevOps teams.

·        Review current system security measures, recommend, and implement enhancements.

·        Solid understanding of security protocols, cryptography, authentication, authorization, and security.

·        Experience implementing multi-factor authentication, single sign-on, identity management or related technologies.

·        Performs other duties as assigned.

What we're looking for

·        Bachelor’s degree in computer science, information systems management or related field.

·        A strong background in DevOps, DevSecOps, working as a DevSecOps Consultant, Engineer, Architect or similar.

·        Expert level of Cyber Security experience.

·        Expert level of software security and development practices and implementations.

·        Expert level knowledge and experience of Kubernetes, on-prem and on cloud providers.

·        Proven track record creating a common architecture vision and implementing the strategic alignment across multiple teams.

·        5+ years of demonstratable and significant experience of implementing Docker and Kubernetes in an enterprise environment.

·        Strong background on working with source code repository for 10+ years.

·        Should have experience with tools like Jenkins, InstallShield, SonarQube, JFrog etc.

·        Experience with design of proactive security for Micro Services.

·        5+ years of experience of delivering CI/CD pipelines to automate everything.

·        Strong interpersonal, verbal, and written communication skills, with the ability to develop and conduct presentations to peers and management teams.

·        Self-directed with the ability manage own work and life balance.

·        Preferred security certification such as CISSP, CEH, OSCP.

·        Preferred experience in managing bug bounty programs.