You will be an integral member of a large enterprise-wide program team supporting a leading intel agency on a contract that provides mission critical, cutting edge and highly technical software / application development, enhancements and O&M support and maintenance tasks for mission critical intelligence systems and applications. This is a 100% on-site position with no ability for remote/virtual work due to the sensitive nature of the work and collaboration of the program team. Responsibilities: • Maintains smooth operation of multi-user computer systems, including coordination with network engineers. • Monitors and manages system resources, including CPU usage, disk usage, and response times to maintain operating efficiency. • Performs systems security administration functions, including creating user profiles and accounts. • Provides Tier 1 and Tier 2 problem identification, diagnosis and resolution of problems. Provision/harden Linux operating systems. • Other duties may include setting up administrator accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space. Interacts with users and evaluates vendor products. Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery. Develops and monitors policies and standards for allocation related to the use of computing resources. Must have familiarization with scripting and installing applications from root files. Working knowledge of reviewing of security scans, applying fixes to resolve noted deficiencies and ability to work with and run STIGs via a viewer or other automated tools. Required skills: • Full time work in a SCIF is required, but hours are flexible • Requires Bachelor's degree in related field of study with 8 or more years of experience. Additional experience may be considered in lieu of degree. • TS/SCI with active (<= 6 years) polygraph. Will consider candidates with poly >6 but must be willing to retake and pass prior to start. • Security+ or other IAT II/III level certification that is currently active • Linux (CentOS, RHEL, and/or Oracle). This position requires strong Linux skills with current/very recent experience., to include experience with Linux OS upgrades in a cloud environment. • Experience working in an AWS environment and familiarity with console accesses to provision, maintain and monitor servers. • Performing snapshots, disaster recovery, performance tuning • Installation, STIG hardening, patching • Excellent troubleshooting skills and Tier 1 communication skills • Experience developing and maintaining critical documentation (SIPs, SAGs, SOPs, Getting started guides ) Desired skills: • Experience working with Agile scrum teams • Experience with ElasticSearch • Cloud (EC2s, S3, Elasticache), Kafka, Openshift, Docker, Keycloak, Wildfly • PKI certificates, SSL, service accounts • Maintaining multiple environment types (physical, virtual, cloud) • Experience supporting security audits and testing events. Education/Experience: • Bachelor's degree in computer science, software engineering or field applicable to the position required. • 8 or more years of relevant experience required. Additional experience may be considered in lieu of degree. About CoSolutions: Be a part of CoSolutions and join an award winning, experienced and dedicated team of federal contractor professionals specializing in IT, software engineering, cyber IT, intelligence support, customer service and mission critical training. CoSolutions, an SBA-certified Woman-owned Small Business (WOSB), provides mission critical 24/7/365 support to its federal agency customers worldwide and maintains a high-quality staff of cleared and credentialed technical SMEs. We are proud of our consistent, outstanding Glassdoor reviews from current and former employees! Part of CoSolutions’ culture is to ensure that, while all our employees are working hard to bring their “A” game to work every day, they are also learning a lot, comfortable in their work environment, and enjoying the camaraderie of their teammates. Our employee benefits are comprehensive, competitive and are a highly touted part of our total compensation package. Benefits include medical, dental, vacation/sick/other paid leave, paid holidays with floating options, vision, Flex Spending Accounts (FSAs), life insurance & AD&D, 401K with employer matching and immediate vesting, access to eLearning, training & education reimbursement, referral bonuses, and additional voluntary benefits such as pet, accident, and cancer insurance as well as LegalShield / IDShield. CoSolutions is an Equal Opportunity / Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to gender, race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.