Senior Unix Systems Administrator Jobs in Virginia

Responsibilities & Qualifications We are seeking a Senior UNIX System Engineer to join our team supporting an ITES task order. REQUIRED QUALIFICATIONS Experience * Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. * Three (3) years of experience in patch management (YUM, RPM) and applying security updates. * Three (3) years working in complex networking environments, using VLANs and tools like ifconfig, netstat, ssh, and telnet. * Three (3) years of system hardening using firewalld/iptables and host configurations. * Three (3) years managing local user accounts via CLI. * Three (3) years creating, maintaining, and executing SOPs for repeatable processes and recovery operations. * Three (3) years configuring and maintaining services: DNS, SFTP, SMTP, and NTP. * Strong team collaboration and communication skills. * Three (3) years working with SELinux (basic and advanced configuration). * Experience with Cybersecurity patching, STIGs/SRGs, RMF, SCA-V, and CORA. * Experience with large-scale hardware/software deployments across geographically dispersed sites. * Familiarity with emerging network and infrastructure management tools and best practices * Demonstrated experience supporting government agencies, customers, or contracts within federal environments. This includes the Intelligence Community (IC), Department of Defense (DoD), Federal Civil agencies, and military organizations. Prior experience supporting the same or similar contract, with an in-depth understanding of the customer environment, requirements, and operational landscape, is highly desirable. Certifications * CompTIA Security+. * Computing Environment (CE) Certification (e.g., RedHat) can be waived for 30 days post-start. Clearance * Secret - IT-II Non-Critical Sensitive clearance or Tier 3 (T3) investigation DESIRED QUALIFICATIONS Education * Bachelor's degree in computer science or equivalent experience. RESPONSIBILITIES * Manage, maintain, deploy, troubleshoot, and support Red Hat Enterprise Linux, Oracle Enterprise Linux, and Solaris UNIX servers. * Monitor and tune system performance to ensure optimal operations across a mixed customer environment. * Plan and implement new system hardware and software, including lifecycle management and firmware version control. * Create, maintain, and improve technical instructions, operating procedures, and policies. * Perform system hardening and report on security and operational status. * Identify system improvements and lead new software/hardware integrations. * Generate and analyze utilization reports using existing tools to guide problem identification and resolution. * Provide support and periodic preventive maintenance in a data center environment. * Demonstrate and implement technologies to enhance efficiency, scalability, and performance of the current environment. * Configure and maintain key services such as DNS, SFTP, SMTP, and NTP. * Manage a large pool of local users via command line and enforce access control policies. * Document and execute repeatable processes and disaster recovery protocols via SOPs. Overview WORK ENVIRONMENT AND PHYSICAL DEMANDS The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of the job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. * Locations: Radford Army Ammunition Plant, Radford VA * Type of environment: Office * Noise level: Medium * Work schedule: Schedule is day shift Monday - Friday. May be requested to work evenings and weekends to meet program and contract needs. * Amount of Travel: Less than 10% WORK AUTHORIZATION/SECURITY CLEARANCE U.S. Citizen Secret clearance WAGE INFORMATION Target salary range: $100,000 - $150,000. The salary range displayed is an estimate and will be determined on several factors regarding the individual's particular combination of education, knowledge, skills, competencies and experience, as well as contract parameters and organizational requirements. The displayed salary is one component of the total compensation package for employees PHYSICAL DEMANDS The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is regularly required to use hands to handle, feel, touch; reach with hands and arms; talk and hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds. The employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus. OTHER INFORMATION Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice Additional Job Information TekSynap is a fast growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. "Technology moving at the speed of thought" embodies these principles - the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers. Apply now to explore jobs with us at www.TekSynap.com . We offer our full-time employees a competitive benefits package to include health, dental, vision, 401K, life insurance, short-term and long-term disability plans, vacation time and holidays. TekSynap is a drug-free workplace. We reserve the right to conduct drug testing in accordance with federal, state, and local laws. All employees and candidates may be subject to drug screening if deemed necessary to ensure a safe and compliant working environment. By applying to a role at TekSynap you are providing consent to receive text messages regarding your interview and employment status. If at any time you would like to opt out of text messaging, respond "STOP". As part of the application process, you agree that TekSynap Corporation may retain and use your name, e-mail, and contact information for purposes related to employment consideration. EQUAL EMPLOYMENT OPPORTUNITY In order to provide equal employment and advancement opportunities to all individuals, employment decisions will be based on merit, qualifications, and abilities. TekSynap does not discriminate against any person because of race, color, creed, religion, sex, sexual orientation, gender identity, protected veteran status, national origin, disability, age, genetic information or any other characteristic protected by law (referred to as "protected status"). This nondiscrimination policy extends to all terms, conditions, and privileges of employment as well as the use of all company facilities, participation in all company-sponsored activities, and all employment actions such as promotions, compensation, benefits, and termination of employment. TekSynap is committed to ensuring that our online application process provides an equal employment opportunity to all job seekers, including individuals with disabilities. If you believe you need a reasonable accommodation in order to search for a job opening or to submit an application, please contact for assistance.