Senior DevOps Engineer – SaaS Integration

Leidos•Adelphi, MD

8d•$131,300 - $237,350•Hybrid

About The Position

Leidos is seeking a Senior DevOps Engineer to lead the integration, automation, deployment, and sustainment of mission-critical applications supporting the U.S. Army C5ISR Cyber Security Service Provider (CSSP). This hands-on technical leadership role engineers secure, scalable solutions to streamline SaaS onboarding, improve deployment efficiency, and strengthen enterprise cybersecurity operations. The engineer works across cloud, application, networking, and security teams to automate workflows, resolve complex technical challenges, and deliver reliable services in a dynamic DoD environment. The position leads technical onboarding and sustainment of SaaS platforms and Tier 3 applications, builds and maintains CI/CD pipelines and infrastructure automation, and integrates SaaS applications with enterprise services and cybersecurity tools. It also provides technical escalation, engineering guidance, documentation, operational readiness support, and continuous improvement. The preferred location is Adelphi, Maryland, with at least three onsite days per week; remote work may be considered for highly qualified candidates based on expertise, experience, and program requirements. An active Secret clearance is required to start, and the position requires TS/SCI clearance, subject to program access and eligibility requirements. Candidates must be U.S. citizens and eligible to obtain TS/SCI clearance.

Requirements

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 be a U.S. citizen with an active Secret clearance to start and eligibility to obtain TS/SCI clearance.
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.

Nice To Haves

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.

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.
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.