Senior Systems Administrator

Senior System Admin for Telephony SIP Platform

Department of Defense Contracting Firm - Arlington, VA

Opportunity to join a Dynamic Company!

We are a Telecommunications Technology Consulting and Management Services firm serving our DoD customers in Arlington, VA. We promote a culture of operational excellence while upholding the highest standards of compliance, quality, and integrity.

We are in search of an experienced System Administrator to complement our VoIP engineering team and are looking for a motivated and enthusiastic individual who shares our commitment to excellence in meeting the needs of our DoD clients. We offer a friendly customer-focused environment with competitive compensation and a robust benefits package in a team-oriented and casual atmosphere. If you desire to work in an environment where you are valued, appreciated, and supported by senior management, apply today to join our team.

Description:

The Engineer is responsible for Server Administration on a geo-diverse ESXI VM platform and must have the experience to perform Sys Admin duties as well as write scripts to enhance efficiency of system changes and configurations. The successful candidate will also work on unique and interesting advanced projects and provide cutover support, application troubleshooting/triage, and follow-up support as required.

Responsibilities Include:

• Operate or assist in a server administration role, establish, and perform routine preventative maintenance tasks. Enforce security guidelines to maintain PCI compliance. Review, test and apply hardware firmware and OS patches.
• Monitoring and managing systems that operate through VMware products and services to include vSphere and vCenter. This includes installing and maintaining virtual servers, troubleshooting technical problems, and developing and maintaining backup procedures.
• Perform emergency recovery on failed components and coordinate repair with vendor software and hardware support as needed.
• Deployment and commissioning of new physical and virtual RHEL server nodes and other IMS components to support services.
• Regression test and deploy major and minor software releases to IMS network components.
• Assist operations staff in resolving customer trouble tickets and network issues that are outside of their troubleshooting scope.
• Perform Interoperability and acceptance testing directly with suppliers.
• Document network architecture and methods of procedure for regularly performed tasks.

Required Knowledge and Experience:

The ideal candidate will have skills and experience in some or all the following areas:

• Able to triage, diagnose and repair hardware and software faults.
• Proficiency managing systems built on Linux operating systems to include backups, file restores, disaster recovery, new builds, automation, user account management, application installation, system security, and storage management.
• Experience with Hardware and Operating System hardening per the Security Technical Implementation Guide (STIG) standard and overall system accreditation processes.
• Strong technical background of TCP/IP and Network Security related protocols such as DNS, FTP, GRE, HTTP, ICMP, IMAP, IPSec, IPv4, IPv6, NTP, RADIUS, RTP, SRTP, SNMP, SMTP, SSH, SSL/TLS, XML, WAP, NAT, VLAN.
• Installation and maintenance experience with enterprise server hardware, copper, and fiber Ethernet
• Experience with scripting and automation (Perl, Python, CURL, etc.)

Minimum Qualifications:

• 5 years of server administration experience
• 5 years of relevant training/knowledge/experience in an active working environment
• 5 years of networking experience
• 3 years of Scripting experience (Pearl, Python, CURL, etc.)
• 3 years of networking experience
• 3 years of Programming/Scripting/Pearl experience
• Secret Security Clearance
• Will have, or be able to obtain a Security+ Certification

Position: Full-time

We continually strive to create an environment that promotes a healthy work-life balance, and we offer benefits that enhance the compensation package. We offer a competitive salary, and Medical, Dental, Vision, Health Savings Accounts, Short Term Disability, Long Term Disability, Life Insurance and AD&D, liberal Paid Time Off rates (including Personal Leave), Holidays and maternity/paternity programs. Additionally, the company provides a 401(k) plan with company contribution. Equal Opportunity Employer.

Job Type: Full-time

Pay: $110,000.00 - $150,000.00 per year

Benefits:

• 401(k)
• 401(k) matching
• Dental insurance
• Health insurance
• Health savings account
• Life insurance
• Paid time off
• Vision insurance

Experience level:

• 3 years
• 5 years

Schedule:

• 8 hour shift

Work Location: In person