Senior Systems Engineer (CAASM)

ECS; Arlington (VA); Hybrid; USD 108,000 - 163,000; Full time

Job summary

ECS is seeking a Senior Systems Engineer (CAASM) to join our team and support Cyber Asset Attack Surface Management solutions for government customers. The role is remote or based in our Arlington, VA office, with responsibilities to design, deploy, and integrate CAASM tooling, data integration, and security controls.

You will lead CAASM implementation efforts, coordinate with architects and engineers, and ensure data normalization across Federal Civilian Executive Branch agencies.

Qualifications

• U.S. citizenship with ability to obtain Public Trust Suitability.
• Bachelor’s degree in Computer Science, Engineering, Cybersecurity, or related field.
• 6+ years architecting, implementing, integrating, and managing COTS products in regulated environments (Axonius/Armis preferred).
• 4+ years in systems admin on Windows/Linux/VMware with troubleshooting and security updates.
• 3+ years hands-on programming (Python, GO, or Java) and REST API usage/construction.

Responsibilities

• Install and configure CAASM tools (Axonius, Armis) in prod and non-prod environments.
• Design and support CAASM configurations in line with CDM data requirements.
• Support API integration and troubleshooting for customers.
• Secure solutions with TLS, certificates, SSO/PIV, and encryption.

Skills

US citizenship

CAASM

Security

Programming (Python, Go, Java)

REST APIs

Education

Bachelor’s degree in CS/Engineering/Cybersecurity

Tools

Axonius

Armis

AWS GovCloud

Windows/Linux/VMware

Job description

Job Description

ECS is seeking a Senior Systems Engineer (CAASM) to work remotely or in our Arlington, VA office. Everforth ECS is seeking a talented Senior Systems Engineer to join their team, with a focus on Cyber Asset Attack Surface Management (CAASM) platforms - specifically Armis and Axonius. In this role, you will be a part of an effort to continue streamlining and deploying Cyber solutions within Government environments to further correlate and normalize Cyber data. You will be leading the planning, design, deployment, and integration of CAASM solutions to normalize data collection methods at different Federal Civilian Executive Branch (FCEB) Agencies. You’ll troubleshoot and analyze complex data challenges for customers using your knowledge of integrations, networking and security systems. Using your knowledge and experience with CAASM tools like Axonius and Armis, you’ll help the FCEB Agencies assess security threats through integration of Cyber data.

Primary Duties Include

• Installing and configuring CAASM tools (Axonius and Armis) in non-production and production environments and configuring adaptors to collect asset and user data from cyber tools, sensors, and other sources.
• Working closely with architects, engineers, and integrators to assess customer requirements and to design and support CAASM instance configurations in compliance with CDM data requirements.
• Support internal teams with API integration and troubleshooting.
• Securing the solution using TLS, certificates, SSO/PIV authentication, and encryption technologies.
• Testing data flows, troubleshooting issues, and monitoring the health of the CAASM instances and servers to maximize performance and minimize downtime.
• Documenting the installation and configuration of production deployments.
• Serving as a CAASM trusted advisor, providing subject matter expertise, guidance, and best practice recommendations for internal teams and Government agencies.
• Participate in on-call rotation for Production support.

Salary: $108,000 - $163,000

Benefits

General Description of Benefits

Required Skills

• US citizenship with ability to obtain Public Trust Suitability
• Bachelor’s degree in Computer Science, Engineering, Cybersecurity or a related field (or equivalent practical experience)
• 6+ years architecting, implementing, integrating, and managing COTSproducts in a regulated production environment(Axonius/Armis preferred)
• 4+ years performing systems administration in Windows, Linux, or VMware environments, including performing basic troubleshooting, installation, configuration, monitoring system performance or availability, and performing security upgrades
• 3+ years of hands‑on programming and debugging (Python, GO or Java), shell scripting, application containerization, data storage and retrieval from a variety of sources (ex. REST APIs)
• 2+years experiencewith data ingest and Extract, Transform, and Load (ETL) techniques using COTS Products(Axonius/Armis preferred)
• 2+yearsdeploying, hosting, monitoring, and securing solutions in a cloud environment for Government customers, preferably AWS GovCloud
• Excellent communication and relationship skills to articulate technical topics and build consensus among stakeholders
• Experience with APIs and data pipelines to ingest, normalize, and correlate asset data with vulnerability feeds, threat intelligence, and security findings from multiple sources.
• Self-starter with strong problem-solving and analytical skills

Desired Skills

• 2+ years hands‑on experience integrating Axonius or Armis.
• 3+ years automating workflows securely with COTS products via API’s.
• 2+ years developing and supporting REST API’s for a SaaS product.
• Knowledge of regulatory compliance frameworks (ex. NIST, FIPS, FISMA, etc).
• Ability to provide support in an IT operations and maintenance role, including ticket work information updates, issue response, and remediation.
• Experience supporting Federal Civilian Agencies.
• Experience with SAFe Agile methodologies in a scaled enterprise setting.
• Experience supporting large Federal programs ($200M+)

#EverforthECS1

ECS 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!