This position requires an ACTIVE DoD security clearance. Applicants who do not currently hold an active clearance will not be considered.
At PMAT, we work on mission critical systems that directly support the warfighter, designing, building, and securing modern digital capabilities across cloud, data, and software environments. Our teams tackle complex, real-world challenges where delivery matters more than theory, and innovation is driven by curiosity, collaboration, and purpose.
In this role, you'll contribute to systems engineering and continuous software sustainment, working alongside engineers and operators to deliver resilient, forward-leaning solutions in support of national defense.
About the role: PMAT is seeking a Systems Engineer - Level II to support systems engineering and continuous software sustainment within secure, mission-critical environments. In this role, you'll contribute to architectural oversight, requirements traceability, system integration, operational support, vulnerability management, and technical-debt remediation while supporting live production environments. You'll also work across Linux and Windows enterprise environments, supporting virtualized infrastructure, continuous monitoring, and secure system administration.
Responsibilities:
- Support systems engineering and continuous software sustainment activities using modern Agile methodologies.
- Support architectural oversight, requirements traceability, and system integration within secure environments.
- Provide operational support for live production software and systems.
- Support proactive vulnerability management and technical-debt remediation.
- Support software updates to live production environments while minimizing operational disruption and downtime.
- Deploy, configure, maintain, and monitor Linux and Windows enterprise server environments.
- Support scalable virtualized environments, including VMware vSphere and AWS.
- Maintain DISA STIG compliance in support of cybersecurity and Information Assurance requirements.
About Us: PMAT is an innovative small business founded with a passion for developing forward-leaning solutions from exceptional people that increase the mission's capability. We focus on designing and building impactful digital solutions that utilize modern cloud, data, and software concepts. Our passion is working on complex and progressive challenges such as edge platform computing, containerizing legacy platforms, distributed data platforms, or heterogeneous data analysis.
We recruit, retain, and foster a team motivated to pursue passions, investigate new ways of doing things, and embody an innovative and entrepreneurial spirit. We believe in being curious about every element of a problem and experiment relentlessly. We foster continuous learning in an environment that encourages positive collaboration and expands our capabilities. We tap into collective intelligence, acknowledging that the most brilliant people may not be in the room. Above all else, we believe that delivering and demonstrating is more potent than a sheet of paper. We are passionate about mission- centric design and delivering effective capabilities to and for the warfighter.
Whether you're an experienced engineer or just beginning your career, you'll work alongside experts who are committed to solving mission-critical problems. If you're passionate about using your skills to make a real difference, apply today and become part of a team that's shaping the future of defense technology!
Required Skills and Experience:
- Minimum 3 years of demonstrated systems engineering and continuous software sustainment experience using modern Agile methodologies. Evidence must encompass architectural oversight, requirements traceability, system integration in a secure environment, operational support, proactive vulnerability management, technical-debt remediation, active use of Scrum/Kanban/SAFe or comparable defense Agile frameworks, and software updates to live production with zero or near-zero downtime and minimal operational disruption.
- Minimum 2 years of recent experience (within the last 5 years) in enterprise server administration for both Linux and Windows, including deployment, configuration, and maintenance of scalable virtualized environments (e.g., VMware vSphere, AWS), continuous monitoring, and rigorous DISA STIG compliance supporting cybersecurity/Information Assurance requirements.
- Must satisfy the DoD 8140 Dashboard requirements for "Intermediate Proficiency" for Work Role 451 - System Administrator at time of proposal and maintain eligibility for privileged/administrative system access throughout performance.
Education and Certification Requirements:
- Bachelor's degree, STEM or related; experience in lieu of degree
Citizenship and Clearance requirements:
- U.S. Citizenship required
- Active Top Secret clearance w/SCI eligibility required
- Active Top Secret/SCI clearance preferred
Location/Address:
- Within laboratories and vessels, including Sensitive Compartmented Information Facilities (SCIFs).
Work Environment: PMAT offices as needed. In some cases, work in a government facility may be required. Travel may be required for customer engagement, team coordination, and potentially for business development.
PMAT is an equal-opportunity employer. We believe in hiring a diverse workforce and sustaining an inclusive, people-first culture. We are committed to non-discrimination on any protected basis, such as disability and veteran status, or any other basis covered under applicable law.
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