SME Systems Admin

Markon

About The Position

Markon is seeking an experienced System Administrator to support a 200+ FTE technical development program enabling an IC customers Entitlement Programs and Identity & Access Management (IdAM/ICAM) capabilities, including Authentication, Authorization, Attributes, and Digital Policy Management. This position includes participation in an on-call rotation to ensure mission services remain operational (typically 1 week every ~2 months) At Markon, we don't just offer jobs – we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work. Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services. Markon values people and the tremendous impact each individual can make – which is why we’re consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation’s most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters – bringing out the best in each other to advance our clients’ missions.Join us and make a meaningful impact. Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.

Requirements

Active TS/SCI with Polygraph
Bachelor’s degree with 6–10 years of relevant experience
Expert-level experience administering Linux-based systems, including strong command line (Bash) skills
Experience supporting security accreditation processes
Experience working with AWS / Cloud technologies
Experience with infrastructure-as-code and automated deployments
Understanding of enterprise cloud architecture/design concepts in AWS
Ability and willingness to perform Privileged Access/System Administration duties, including on-call rotation (~1 week every 2 months)
Strong attention to detail with excellent written and verbal communication
Experience collaborating with cross-functional teams including:
Software Development
Systems Engineering / V&V
Security / Compliance
Quality Assurance
Experience working in Agile environments
Ability to read and execute complex software and infrastructure deployment instructions

Nice To Haves

Experience with the Elastic Stack (Elasticsearch, Logstash, Kibana, Beats)
Familiarity with DevOps/CI/CD technologies, such as:
GitHub, Jenkins, Puppet, Docker, Rundeck (or similar)

Responsibilities

Provide technical guidance and hands-on engineering support to implementation teams for cloud priorities and execution
Support the design and delivery of enterprise software solutions in AWS
Maintain secure and reliable infrastructure, including:
Security patching
Server support in AWS environments
Ensure mission-critical applications remain operational 24/7
Support a COTS service that delivers attribute data via LDAP to hundreds of Sponsor systems
Develop innovative technical approaches using professional experience and best practices
Create clear technical documentation and communicate effectively across teams
Operate within Agile/Scrum development methodologies