Technical Expert/Functional Expert (Network) (Government)

Cricket Wireless LLC.; Columbia (MD); On-site; USD 89,000 - 196,000; Full time

Benefits offered by this job

Medical/Dental/Vision coverage

401(k) plan

Paid Time Off

Job summary

AT&T Global Public Sector seeks a Technical Network Expert to design, implement, and sustain HPC networks across Linux, Windows, and UNIX environments. The role emphasizes advanced troubleshooting, system integration, and datacenter architecture expertise.

The position requires office presence at Annapolis Junction, MD, with five days on-site and no relocation offered. Candidates should have TS/SCI with polygraph eligibility and relevant credentials.

Qualifications

• 10 years demonstrable experience in network engineering (LAN), architecture, monitoring, security, and protection.
• Datacenter network design and architecture experience with Cisco routers, switches, firewalls, and IPSEC VPNs.
• Certifications: CCNA-SECURITY, GICSP, GSEC, Security+, SSCP or equivalent.

Responsibilities

• Design, implement, and sustain HPC network environments across Linux, Windows, and UNIX.
• Provide advanced troubleshooting and system integration for HPC farms and related applications.
• Create system diagrams and present high-level technical information to management.

Skills

Network engineering

Datacenter architecture

Cisco routers

IPsec VPNs

Education

BA/BS in a related field

Tools

Nagios

xcat

RES

LSF

SLURM

RedHat

SUSE

Job description

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers’ mission.

The scope of this Contract requires specialized expertise in areas such as high-performance computing (HPC), automated processing systems, distributed software design, and secure hosting and networking solutions. The IT infrastructure consists of a mix of Linux, Windows, and UNIX. The environment includes a variety of network devices, server interconnections, mass storage solutions, and essential supporting infrastructure services. The services provided under this Contract support areas including HPC, infrastructure maintenance for HPC systems, networking, office automation, and the development of specialized software.

AT&T has an opening for a Technical Network Expert: To support in design, implementation, and sustainment of high-performance computing (HPC) environments. This role provides critical expertise in network design, advanced troubleshooting, and system integration across Linux, Windows, and UNIX infrastructures.

The Technical Network Expert will play a key role in enabling AT&T to deliver innovative, mission critical solutions to our customer.

Description of Job Duties/Responsibilities

This position requires office presence a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. Work to be performed at a government customer site in Annapolis Junction, MD.

Must have datacenter network design and architecture experience to include installation and configuration of Cisco routers, switches, firewalls, and IPSEC virtual private networks.

Must have skills needed to install, configure, and support the following:

• Configuration, tuning, testing and advanced level troubleshooting and support of high-performance file systems such as XFS, GPFS and Lustre.
• Advanced level troubleshooting and support of HPC farm systems and associated applications such as Nagios, xcat, failover software, and compilers.
• Working knowledge of HPC MPP systems.
• Configuration, tuning, testing and advanced level troubleshooting and support of distributed computing tools such as RES, LSF, and SLURM.

Configuration, tuning, testing and advanced level troubleshooting and support of RedHat and Suse operating systems. Expert security enterprise boundary and datacenter architecture and design. Create system diagrams and present high-level presentations to management. Experienced in packet capture software.

Some ON CALL availability may be required, but will receive $100.00 each day designated as on call.

Required Clearance: TS/SCI with polygraph. (#ts/sci) (#polygraph)

Required Qualifications

10 years demonstrable experience (with degree, or 15 without) in network engineering (LAN), architecture, monitoring, security, and protection. Must have datacenter network design and architecture experience to include installation and configuration of Cisco routers, switches, firewalls, and IPSEC virtual private networks. At least one of the following certifications: CCNA - SECURITY, GICSP, GSEC, Security +, SSCP.

Our Technical Expert/Functional Expert (Network) (Government) earns $89,200 - $196,000 yearly. Not to mention all the other amazing rewards that working at AT&T offers.

Individual starting salary within this range may depend on geography, experience, expertise, and education/training.

Joining our team comes with amazing perks and benefits

• Medical/Dental/Vision coverage
• 401(k) plan
• Tuition reimbursement program
• Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays) Pro-rated when working less than 40 hrs/wk.
• Paid Parental Leave
• Paid Caregiver Leave
• Additional sick leave beyond what state and local law require may be available but is unprotected
• Adoption Reimbursement
• Disability Benefits (short term and long term)
• Life and Accidental Death Insurance
• Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
• Employee Assistance Programs (EAP)
• Extensive employee wellness programs
• Employee discounts up to 50% off on eligible AT&T mobility plans and accessories
• AT&T internet (and fiber where available)
• AT&T wireline phone

Weekly Hours: 40 Time Type: Regular Location: Columbia, Maryland

AT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.