Apply on Employer Site

Navstar Inc. · 2 months ago

Networking System Administrator - Linux

Annapolis Junction, MD

Full-time

Onsite

Senior Level, Lead/Staff

$125K/yr - $240K/yr

5+ years exp

Navstar, Inc. is an award-winning organization that provides IT services and solutions focused on national security. The Networking System Administrator will be responsible for installing and managing Linux Operating Systems, troubleshooting issues, and ensuring the integrity of infrastructure systems.

CRMData ManagementInformation TechnologyRoboticsSoftware

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Must have experience installing, updating, and upgrading Linux Operating Systems (OS)

Must have experience with utilities used to manage Linux OS disk file systems

Must have experience analyzing and implementing Security Technical Implementation Guide (STIG) requirements in Linux OS

Must have experience with utilities used to create and configure network connections in Linux OS

Must have experience implementing Windows Active Directory User Authentication in Linux OS

Must be proficient in reading and modifying User/Group permissions in Linux OS

Must be proficient in reading, analyzing, and troubleshooting errors within Linux OS

The selected individual will be responsible for monitoring infrastructure systems, applications, and processes, and for ensuring that all issues are identified, tracked, and resolved in a timely manner

She/he will provide support for all infrastructure systems and will respond to hardware and software incidents and work with senior system administrators, at times remotely from other locations

Quickly responding to IT Help Desk calls and emails in a professional manner; ensuring issues are resolved and/or escalated to the appropriate teams; and following up with teams and users to ensure issues are satisfactorily remediated

Identifying, troubleshooting, and correcting hardware and software issues including network connectivity

Utilizing enterprise monitoring solutions to identify alarms that have been triggered against the various environments

Proactively contacting customers when infrastructure processes are significantly delayed or may impact their ability to complete a business function on time

Executing the process for managing information assurance vulnerability alerts (IAVAs) and system security scanning for equipment suites in accordance with the System Security Plans for these systems to rapidly and accurately identify and remediate IAVAs

Initiating IAVA responses and system security scans, completing remediation, and extending IAVA patches and security updates on various IT and network systems

Providing technical assistance to companion work groups in support of overlapping projects such as implementing IT enhancements and optimizing systems

Maintaining good inter-departmental relations, communicating with users, and publishing status of system outages

Participating in the creation and ongoing maintenance of documentation to ensure clear, concise and accurate information is readily available to assist with incident resolution

Qualification

Linux Operating SystemsSecurity Technical Implementation GuideWindows Active DirectoryNetwork ConfigurationData Center DesignIT System OptimizationScripting/Automation ToolsAnalytic AbilitiesCustomer ServiceAgile DevelopmentTechnical Documentation

Required

To be eligible for this position you must hold an active TS/SCI clearance with Polygraph within the last 6 years

Must have at least 5 years of direct, hands-on experience providing assistance to users in an IT customer service capacity

Must have at least 5 years of experience working on an IT/software program that utilizes complex equipment/systems (ex. Network Switches, Routers, LANs, & cabling, Windows/Linux operating systems, VMware, etc.)

Must have experience installing, updating, and upgrading Linux Operating Systems (OS)

Must have experience with utilities used to manage Linux OS disk file systems

Must have experience analyzing and implementing Security Technical Implementation Guide (STIG) requirements in Linux OS

Must have experience with utilities used to create and configure network connections in Linux OS

Must have experience implementing Windows Active Directory User Authentication in Linux OS

Must be proficient in reading and modifying User/Group permissions in Linux OS

Must be proficient in reading, analyzing, and troubleshooting errors within Linux OS

Must have experience with IT system optimization, monitoring, and technical set-up and troubleshooting

Must have experience with Data Center design and configuration (e.g. rack and stack, power, placement, etc.)

Must have experience gathering data for and documenting technical processes

Must have experience documenting IT issues and providing detailed and comprehensive status reports and follow-ups

Must have experience Analyzing and addressing IAVAs/CVEs (response and remediation, system security scans, extending IAVA patches and security updates on IT and network systems, etc)

Must be committed to adopting and adhering to best practices including compliance with maintenance windows and change control procedures

Must possess strong analytic abilities and must be meticulous and careful in their work

Must be an independent thinker capable of working independently as well as within a team

Must be able to respond to emergency system administration, operations, and maintenance problems, on a limited as-needed on-call basis

Must be able to travel up to 25% of the time to local program locations (not overnight). Additional travel to CONUS and OCONUS location(s) may also be required (overnight)

To be considered for this role, candidates must meet the requirements for one of the following skill levels: Senior: Five (5) years experience as a SA, in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in Computer Science or related discipline from an accredited college or university is required. Five (5) years of additional SA experience on projects with similar software processes may be substituted for a bachelor's degree

Expert: Ten (10) years experience as a SA in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in Computer Science or related discipline from an accredited college or university is required. Five (5) years of additional SA experience on projects with similar software processes may be substituted for a bachelor's degree

Subject Matter Expert: Fifteen (15) years experience as a SA in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in Computer Science or related discipline from an accredited college or university is required. Five (5) years of additional SA experience on projects with similar software processes may be substituted for a bachelor's degree

Preferred

BS degree in a technical field and at least 8 years of relevant experience

Experience with security standards, software architectures, and Network security technologies (Multiple Domain, PKI, SSP, Vulnerability Assessment, etc.)

Experience working with Enterprise Domain Services

Experience building and deploying Virtual Machines within an On-Premises Data Center

Experience with scripting and/or automation tools

Experience reading, analyzing, and addressing security vulnerabilities discovered from automated scanning tools

Experience supporting a large, complex software configuration management and development program

Experience working in an Agile Development Environment or on an Agile Team