Software Application Support System Engineer 1.5

Culper Technology; Corridor North (MD); On-site; USD 150,000 - 190,000; Full time

Job summary

Culper Technology in Maryland seeks a Software Application Support Systems Engineer to ensure stability, availability, and performance of mission-critical software applications. You’ll troubleshoot issues, monitor systems, and work with Linux and containerized services.

You'll engage with Docker, MongoDB, Elasticsearch, AWS, NiFi, and related dataflow technologies while providing after-hours on-call support. A BS in a relevant field and 10+ years SE experience are required.

Qualifications

• Active TS/SCI clearance with a current polygraph.
• 10+ years of Systems Engineering experience on programs of similar scope.
• Bachelor’s degree in a related field; substitutions allowed for 5 extra years of experience.

Responsibilities

• Maintain, configure, and support complex software applications in operational environments.
• Troubleshoot issues, monitor performance, and maintain system health and uptime.
• Develop and maintain technical documentation and user resources.
• Collaborate with engineering teams and customers to implement solutions.
• Provide after-hours on-call coverage as needed.

Skills

Linux

Docker

MongoDB

Elasticsearch

AWS

Jira

Confluence

Apache NiFi

Dataflow

Web servers

Education

Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline

Tools

Datarunner

ContainerYard

Tomcat

IIS

Job description

Software Application Support System Engineer 1.5

Why join Culper Technology?

At Culper Technology, We take pride in serving the mission with exceptional quality, value, and service. Our team members are at the core of everything we do, and we treat them like family, providing support for both their professional and personal goals. With an employee-first mindset, we believe that when our people succeed, so do our customers and partners. We promote open communication, encourage professional development, and foster idea‑sharing across teams to create a collaborative and innovative environment. We are seeking talented team members who share our passion for excellence, integrity, and pride while being a part of an incredible team.

Benefits:

Culper Technology, understands that our success starts with our employees. That's why we provide an exceptional benefits package and above‑market compensation. We're dedicated to recognizing hard work, promoting well‑being, and ensuring our team members feel valued and supported both professionally and personally. Some of our top‑tier benefits include:

• 100% Paid Healthcare
• 100% Paid Vision and Dental
• Generous 10% 401k gift
• 4 weeks PTO with 11 paid holidays
• Professional Development stipend
• Technical Device Allotment
• Wellness Program
• Recognition Program
• Exclusive Events and Culture Initiatives

EEO Statement:

Culper Technology is dedicated to fostering a work environment that values diversity and is free from discrimination. We are committed to providing equal employment opportunities for all individuals regardless of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, veteran status, or any other characteristic protected by law. We adhere to all applicable federal, state, and local laws governing equal employment opportunity. This policy applies to all employees, including managers, supervisors, and all levels of staff within the organization. All employment decisions, including but not limited to recruitment, hiring, training, promotion, compensation, benefits, and termination, are made without discrimination based on protected characteristics.

About the role

We are seeking a knowledgeable and customer‑focused Software Application Support Systems Engineer to join our team. In this role, you’ll provide hands‑on operational support to ensure the stability, availability, and performance of mission‑critical software applications.

You’ll serve as a key point of contact for technical issues, troubleshooting application errors, supporting users, and working closely with engineering teams to identify and implement solutions. The role requires a strong understanding of Linux environments, including the ability to start, stop, monitor, and diagnose services.

You’ll work with a variety of technologies, including Apache NiFi, Datarunner, MongoDB, Elasticsearch, AWS EC2, and CHAP, while helping keep applications running reliably in a mission‑focused environment.

This position also includes after‑hours on‑call support as needed, providing an important layer of operational coverage when issues arise outside of normal business hours.

What you'll do

• Experience maintaining, configuring, and supporting complex software applications in operational environments.
• Strong experience with Linux command‑line tools and systems administration.
• Ability to develop and maintain technical documentation, knowledge bases, troubleshooting guides, and user resources.
• Experience with technologies such as Docker, MongoDB, Mongo Compass, Elasticsearch, AWS, and ContainerYard.
• Ability to proactively monitor application performance, system health, and database status to help maintain maximum availability and uptime.
• Strong troubleshooting and analytical skills, including the ability to review error logs, identify root causes, and drive issues through resolution.
• Experience with Atlassian tools, including Jira and Confluence.
• Familiarity with web application architectures, web servers such as Apache, Tomcat, or IIS, and APIs.
• Familiarity with Apache NiFi, Dataflow, and mission data formats.
• Excellent communication skills and the ability to work independently while collaborating effectively with technical teams and customers.
• Strong sense of ownership and accountability, with a commitment to driving issues to resolution and delivering a positive customer experience.

Qualifications

• Active TS/SCI clearance with a current polygraph required.
• 10+ years of Systems Engineering (SE) experience supporting programs and contracts of similar scope, type, and complexity.
• Bachelor’s degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university.
• Five additional years of relevant Systems Engineering experience may be substituted for the bachelor’s degree. the experience and attributes of the ideal candidate

The pay range for this role is:

150,000 - 190,000 USD per year (Annapolis Junction, MD)