Leidos is seeking a Senior DevOps Engineer – SaaS Integration to lead the integration, automation, deployment, and sustainment of mission-critical applications supporting the U.S. Army C5ISR Cyber Security Service Provider (CSSP).

In this hands-on technical leadership role, you will engineer secure, scalable solutions that streamline SaaS onboarding, improve deployment efficiency, and strengthen enterprise cybersecurity operations. You'll work across cloud, application, networking, and security teams to automate workflows, resolve complex technical challenges, and deliver reliable services in a dynamic DoD environment.

This is an opportunity to combine your DevOps engineering expertise, cloud integration experience, and technical leadership skills while directly supporting national security missions.

Location: Hybrid - Adelphi, MD (3 days onsite)

Clearance: U.S. citizenship with an active Secret clearance and eligible to obtain TS/SCI clearance.

Primary Responsibilities

• Lead the technical onboarding, integration, deployment, and sustainment of SaaS platforms and Tier 3 (T3) applications supporting the CSSP.
• Design, implement, and maintain CI/CD pipelines, infrastructure-as-code (IaC), configuration management, and automated deployment workflows.
• Develop scalable DevOps solutions that streamline application integration, improve reliability, and reduce manual processes.
• Integrate SaaS applications with enterprise authentication, APIs, logging, certificates, networking, and cybersecurity tools.
• Troubleshoot complex production issues across Linux, cloud infrastructure, applications, networking, and security environments.
• Serve as a technical escalation point for SaaS integration, deployment, and operational challenges.
• Provide hands-on technical leadership, engineering guidance, code reviews, and task prioritization for DevOps activities.
• Develop reusable automation scripts, deployment templates, runbooks, and technical documentation.
• Collaborate with cloud, cybersecurity, application, and operations teams to ensure secure, reliable service delivery.
• Support change management, operational readiness, system upgrades, and continuous improvement initiatives.

Basic Qualifications

• Bachelor's degree with 12+ years of relevant experience. Additional relevant experience may be considered in lieu of a degree.
• Hands-on experience in DevOps engineering, platform engineering, cloud engineering, or enterprise SaaS integration.
• Experience building and maintaining CI/CD pipelines, Git-based workflows, infrastructure automation, and configuration management solutions.
• Experience with containers, APIs, infrastructure-as-code, and automated deployment tools.
• Strong Linux administration and troubleshooting skills, including DNS, networking, TLS/SSL certificates, proxies, and application connectivity.
• Experience integrating SaaS or third-party applications with enterprise identity management, logging, cloud, and security services.
• Experience with AWS and/or Microsoft Azure cloud environments.
• Ability to troubleshoot technical issues across applications, operating systems, networks, and cloud infrastructure.
• Demonstrated ability to lead technical initiatives, collaborate across engineering teams, and deliver solutions in production environments.
• Strong written and verbal communication skills, including experience developing technical documentation, implementation plans, and operational runbooks.
• Must meet applicable DoD 8140 qualification requirements at start and obtain required CSSP and Computing Environment certifications within 90 days of employment, as applicable to the assigned work role.

Preferred Qualifications

• Experience supporting DoD Cyber Security Service Provider (CSSP) operations, enterprise cybersecurity programs, or other regulated environments.
• Hands-on experience with DevOps and automation tools such as Ansible, Terraform, Python, Bash, Jenkins, GitLab, GitHub, or Bitbucket.
• Experience with Docker, Kubernetes, container orchestration, and cloud-native deployment technologies.
• Experience integrating Elastic Stack, Kafka, ServiceNow, cloud-native logging, or endpoint security platforms.
• Familiarity with Atlassian tools, including Jira and Confluence.
• Knowledge of Risk Management Framework (RMF), Authority to Operate (ATO), DISA STIGs/SRGs, and DoD 8140 requirements.
• Previous experience serving as a technical lead, mentoring engineers, or coordinating complex DevOps initiatives.

Work Location / Telework

• Adelphi, Maryland is the preferred work location, with an expectation of onsite presence at least three days per week.
• Remote work may be considered for highly qualified candidates based on technical expertise, experience, and program requirements.

Security Clearance

• Active Secret clearance required to start.
• TS/SCI clearance required for the position, subject to program access and eligibility requirements.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

Pay Range:

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.