Linux Systems Administrator

Acclaim Technical Services, founded in 2000, is a leading language, operations, and technology services company supporting a wide range of U.S. Federal agencies. We are an Employee Stock Ownership Plan (ESOP) company, which is uncommon within our business sector. We see this as a significant strength, and it shows: ATS is consistently ranked as a top workplace among DC area firms and continues to grow.

We are actively hiring a Linux Systems Administrator with TS/SCI clearance and Polygraph to join our Mission Technology Solutions Division working in Bethesda, MD. You will be responsible for performing general systems engineering and shall understand the Sponsor’s organization, goals, business needs, and enterprise architectures, with a view to securing and optimizing their environment.  In this role, you will form part of a larger team responsible for the overall security and administration of a component’s internal networks.

RESPONSIBILITIES

• Undertake monitoring, auditing, patch maintenance, documentation, virus management, etc. to ensure that the component’s systems are compliant with all applicable Customer security guidelines, procedures and regulations.
• Install, configure, and tuning products such as Apache Tomcat, and ActiveMQ.
• Track and manage systems access privileges and status. 
• Establish virtual private networks, as warranted.
• Maintain component servers, to include patching, deploying custom OS images, and complete build-outs.
• Undertake deployments and migrations to cloud environments, as warranted.

REQUIRED EDUCATION & EXPERIENCE

• Must possess an active TS/SCI clearance with polygraph.
• This position requires a Bachelor’s degree preferably in an IT related field 6 years of related experience; or a Masters with 4 years of experience; an Associates with 8 years of experience.
• Demonstrated experience with installing, configuring, and monitoring LINUX installations using standard Linux utilities, such as awk, sed, grep, scripting, vi, and comparable utilities.
• Demonstrated on-the-job experience installing, configuring and tuning products, such as Apache Tomcat, and ActiveMQ.
• Demonstrated experience with authorization systems and user entitlements including role and group management to track and manage systems access privileges and status. 
• Demonstrated experience with hands on knowledge of Directory Services, LDAP, authentication, PKI & certificate management.
• Demonstrated experience with sponsor data security standards and configurations to include auditing and encryption.
• Demonstrated experience with server maintenance to include patching, deploying custom OS images, and complete build-outs.
• Demonstrated experience using a deployment/environment management tools such as Puppet.
• Demonstrated experience with TCP/IP networking technologies and establishment of virtual private networks.

PREFERRED SKILLS

• Demonstrated experience developing with and deploying to container technologies such as Docker.
• Experience providing a combination of project management, systems engineering, applications development, and technical support services including systems administration, server maintenance, operating system and related security patching.
• Experience developing a plan and executing a migration from standalone servers and hardware to AWS in the cloud.
• Experience with AWS, Linux, Jenkins, Java Spring, Angular, GWT, Hadoop, SOLR, & MySQL.
• Experience providing O&M support to maintain system availability 24/7 during the entire period of performance.
• Experience maintaining and updating the applications suite, to meet all applicable information security requirements.
• Experience providing engineering and development support to allow for change in scope according to mission focus.
• Experience maintaining server firmware, applying operating system and security software patches, and providing system health monitoring by interfacing with existing enterprise systems.
• Experience developing fixes and enhancements to existing application code, as needed.
• Experience developing a plan to merge the capabilities of two of the four small mission applications into a single, modernized web application, using  modern cloud services and APIs.

Equal Employment Opportunity / Affirmative Action

ATS is committed to a program of equal employment opportunity without regard to race, color, ethnicity, national origin, ancestry, citizenship, sex, pregnancy, marital status, sexual orientation, gender identity, age, religion/creed, hairstyles and hair textures, handicap/disability, genetic information/history, military/veteran status, or any other characteristic or condition protected by federal, state or local law. It is the policy of ATS not merely to refrain from employment discrimination as required by the various federal, state, and local enactments, but to take positive affirmative action to realize for women, people of color, individuals with disabilities and protected veterans full equal employment opportunity. We support the employment and advancement in employment of individuals with disabilities and of protected veterans, and we treat qualified individuals without discrimination on the basis of their physical or mental disability or veteran status.